------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221575f0 x29: ffff800022157610 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001e0 x25: 0000000000000000 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000c0000200 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 0000000000002b4c x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000002b4d x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff8000221576cc x1 : 0000000000000000 x0 : 00000000000001e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 124 hardirqs last enabled at (123): [] lookup_bh_lru fs/buffer.c:1291 [inline] hardirqs last enabled at (123): [] __find_get_block+0x1c4/0xddc fs/buffer.c:1303 hardirqs last disabled at (124): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (80): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (78): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000008 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 0000000000016b29 x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000016b2a x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000008 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 178 hardirqs last enabled at (177): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (177): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (178): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (172): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (172): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (127): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000008 x25: 0000000000000010 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000006b646 x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 000000000006b647 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000010 x0 : 0000000000000008 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 518 hardirqs last enabled at (517): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (517): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (518): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (500): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (500): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (495): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000018 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000018 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 566 hardirqs last enabled at (565): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (565): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (566): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (564): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (564): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (559): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000018 x25: 0000000000000020 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000020 x0 : 0000000000000018 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 3880 hardirqs last enabled at (3879): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (3879): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (3880): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (3878): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (3878): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (3873): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000028 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000028 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 3958 hardirqs last enabled at (3957): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (3957): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (3958): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (3956): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (3956): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (3951): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000028 x25: 0000000000000030 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000030 x0 : 0000000000000028 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4336 hardirqs last enabled at (4335): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4335): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4336): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4334): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4334): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (4329): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000038 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000038 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4580 hardirqs last enabled at (4579): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4579): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4580): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4576): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4576): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (4571): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000038 x25: 0000000000000040 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000040 x0 : 0000000000000038 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4638 hardirqs last enabled at (4637): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4637): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4638): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4634): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4634): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (4623): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000048 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000048 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 5090 hardirqs last enabled at (5089): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (5089): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (5090): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (5084): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (5084): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (4641): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000048 x25: 0000000000000050 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000050 x0 : 0000000000000048 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 5138 hardirqs last enabled at (5137): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (5137): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (5138): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (5134): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (5134): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (5129): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000058 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000058 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 5768 hardirqs last enabled at (5767): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (5767): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (5768): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (5766): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (5766): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (5761): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000058 x25: 0000000000000060 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000060 x0 : 0000000000000058 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 5816 hardirqs last enabled at (5815): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (5815): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (5816): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (5814): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (5814): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (5809): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000068 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000068 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 6128 hardirqs last enabled at (6127): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (6127): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (6128): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (6126): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (6126): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (6121): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000068 x25: 0000000000000070 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000070 x0 : 0000000000000068 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 6218 hardirqs last enabled at (6217): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (6217): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (6218): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (6210): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (6210): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (6131): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000078 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000078 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 6238 hardirqs last enabled at (6237): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (6237): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (6238): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (6234): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (6234): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (6229): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000078 x25: 0000000000000080 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000080 x0 : 0000000000000078 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 6588 hardirqs last enabled at (6587): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (6587): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (6588): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (6582): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (6582): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (6241): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000088 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000088 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 6874 hardirqs last enabled at (6873): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (6873): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (6874): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (6872): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (6872): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (6867): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000088 x25: 0000000000000090 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000090 x0 : 0000000000000088 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 6936 hardirqs last enabled at (6935): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (6935): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (6936): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (6930): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (6930): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (6877): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000090 x25: 0000000000000098 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000098 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 7318 hardirqs last enabled at (7317): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (7317): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (7318): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (7316): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (7316): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (6939): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000098 x25: 00000000000000a0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000a0 x0 : 0000000000000098 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 7390 hardirqs last enabled at (7389): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (7389): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (7390): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (7388): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (7388): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (7383): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000a8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000a8 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 7662 hardirqs last enabled at (7661): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (7661): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (7662): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (7660): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (7660): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (7655): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000a8 x25: 00000000000000b0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000b0 x0 : 00000000000000a8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 7736 hardirqs last enabled at (7735): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (7735): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (7736): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (7734): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (7734): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (7729): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000b8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000b8 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 7818 hardirqs last enabled at (7817): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (7817): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (7818): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (7810): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (7810): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (7739): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000b8 x25: 00000000000000c0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000c0 x0 : 00000000000000b8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 8102 hardirqs last enabled at (8101): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (8101): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (8102): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8096): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (8096): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (7821): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000c8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000c8 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 8208 hardirqs last enabled at (8207): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (8207): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (8208): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8206): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (8206): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (8201): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000c8 x25: 00000000000000d0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000d0 x0 : 00000000000000c8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 8250 hardirqs last enabled at (8249): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (8249): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (8250): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8248): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (8248): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (8243): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000d8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000d8 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 8302 hardirqs last enabled at (8301): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (8301): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (8302): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8296): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (8296): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (8253): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000d8 x25: 00000000000000e0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000e0 x0 : 00000000000000d8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 9020 hardirqs last enabled at (9019): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (9019): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (9020): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9016): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9016): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (9011): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000e8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000e8 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 9054 hardirqs last enabled at (9053): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (9053): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (9054): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9050): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9050): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (9045): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000e8 x25: 00000000000000f0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000f0 x0 : 00000000000000e8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 9342 hardirqs last enabled at (9341): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (9341): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (9342): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9340): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9340): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (9335): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000f0 x25: 00000000000000f8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000f8 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 9394 hardirqs last enabled at (9393): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (9393): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (9394): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9390): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9390): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (9385): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000f8 x25: 0000000000000100 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000100 x0 : 00000000000000f8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 9766 hardirqs last enabled at (9765): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (9765): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (9766): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9760): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9760): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (9397): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000108 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000108 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 9972 hardirqs last enabled at (9971): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (9971): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (9972): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9968): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9968): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (9961): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000108 x25: 0000000000000110 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000110 x0 : 0000000000000108 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10224 hardirqs last enabled at (10223): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (10223): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (10224): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10218): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10218): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (9975): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000118 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000118 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10324 hardirqs last enabled at (10323): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (10323): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (10324): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10318): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10318): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (10227): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000118 x25: 0000000000000120 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000120 x0 : 0000000000000118 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10476 hardirqs last enabled at (10475): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (10475): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (10476): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10470): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10470): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (10327): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000128 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000128 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10660 hardirqs last enabled at (10659): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (10659): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (10660): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10654): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10654): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (10479): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000128 x25: 0000000000000130 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000130 x0 : 0000000000000128 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10838 hardirqs last enabled at (10837): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (10837): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (10838): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10832): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10832): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (10663): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000138 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000138 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10884 hardirqs last enabled at (10883): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (10883): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (10884): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10878): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10878): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (10841): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000138 x25: 0000000000000140 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000140 x0 : 0000000000000138 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 10924 hardirqs last enabled at (10923): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (10923): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (10924): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (10918): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (10918): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (10887): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000148 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000148 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 11014 hardirqs last enabled at (11013): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (11013): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (11014): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (11008): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (11008): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (10927): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000148 x25: 0000000000000150 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000150 x0 : 0000000000000148 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 11560 hardirqs last enabled at (11559): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (11559): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (11560): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (11554): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (11554): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (11017): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000158 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000158 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 11718 hardirqs last enabled at (11717): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (11717): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (11718): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (11716): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (11716): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (11711): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000158 x25: 0000000000000160 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000160 x0 : 0000000000000158 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 11798 hardirqs last enabled at (11797): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (11797): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (11798): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (11794): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (11794): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (11789): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000168 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000168 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12222 hardirqs last enabled at (12221): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12221): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12222): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12216): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12216): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (11801): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000168 x25: 0000000000000170 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000170 x0 : 0000000000000168 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12378 hardirqs last enabled at (12377): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12377): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12378): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12372): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12372): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12225): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000178 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000178 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12518 hardirqs last enabled at (12517): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12517): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12518): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12512): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12512): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12381): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000178 x25: 0000000000000180 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000180 x0 : 0000000000000178 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12594 hardirqs last enabled at (12593): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12593): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12594): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12588): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12588): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12521): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000188 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000188 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12748 hardirqs last enabled at (12747): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12747): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12748): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12742): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12742): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12597): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000188 x25: 0000000000000190 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000190 x0 : 0000000000000188 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12800 hardirqs last enabled at (12799): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12799): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12800): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12794): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12794): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12751): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000190 x25: 0000000000000198 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000198 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12946 hardirqs last enabled at (12945): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12945): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12946): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12940): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12940): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12803): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000198 x25: 00000000000001a0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001a0 x0 : 0000000000000198 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 12996 hardirqs last enabled at (12995): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (12995): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (12996): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (12990): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (12990): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12949): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001a8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001a8 x0 : 00000000000001a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 13124 hardirqs last enabled at (13123): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (13123): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (13124): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (13118): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (13118): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (12999): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001a8 x25: 00000000000001b0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001b0 x0 : 00000000000001a8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 13180 hardirqs last enabled at (13179): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (13179): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (13180): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (13174): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (13174): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (13127): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001b0 x25: 00000000000001b8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001b8 x0 : 00000000000001b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 13678 hardirqs last enabled at (13677): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (13677): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (13678): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (13672): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (13672): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (13183): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001b8 x25: 00000000000001c0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001c0 x0 : 00000000000001b8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 13742 hardirqs last enabled at (13741): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (13741): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (13742): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (13736): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (13736): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (13681): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001c0 x25: 00000000000001c8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001c8 x0 : 00000000000001c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 13800 hardirqs last enabled at (13799): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (13799): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (13800): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (13794): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (13794): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (13745): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001c8 x25: 00000000000001d0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001d0 x0 : 00000000000001c8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 13940 hardirqs last enabled at (13939): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (13939): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (13940): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (13934): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (13934): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (13803): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001d0 x25: 00000000000001d8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001d8 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14094 hardirqs last enabled at (14093): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14093): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14094): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14088): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14088): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (13943): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001d8 x25: 00000000000001e0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001e0 x0 : 00000000000001d8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14260 hardirqs last enabled at (14259): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14259): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14260): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14254): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14254): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14097): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221575f0 x29: ffff800022157610 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001e0 x25: 0000000000000000 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000c0000200 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff8000221576cc x1 : 0000000000000000 x0 : 00000000000001e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14318 hardirqs last enabled at (14317): [] bh_lru_install fs/buffer.c:1258 [inline] hardirqs last enabled at (14317): [] __find_get_block+0xbd0/0xddc fs/buffer.c:1309 hardirqs last disabled at (14318): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14308): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14308): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14263): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000008 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000008 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14456 hardirqs last enabled at (14455): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14455): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14456): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14450): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14450): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14321): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000008 x25: 0000000000000010 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000010 x0 : 0000000000000008 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14518 hardirqs last enabled at (14517): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14517): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14518): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14512): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14512): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14459): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000018 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000018 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14654 hardirqs last enabled at (14653): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14653): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14654): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14648): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14648): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14521): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000018 x25: 0000000000000020 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000020 x0 : 0000000000000018 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14716 hardirqs last enabled at (14715): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14715): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14716): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14710): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14710): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14657): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000028 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000028 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14872 hardirqs last enabled at (14871): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14871): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14872): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14866): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14866): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14719): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000028 x25: 0000000000000030 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000030 x0 : 0000000000000028 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14946 hardirqs last enabled at (14945): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (14945): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (14946): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14940): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14940): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14875): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000038 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000038 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 15002 hardirqs last enabled at (15001): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (15001): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (15002): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14996): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (14996): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (14949): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000038 x25: 0000000000000040 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000040 x0 : 0000000000000038 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 15694 hardirqs last enabled at (15693): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (15693): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (15694): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (15688): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (15688): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (15005): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000048 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000048 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 15746 hardirqs last enabled at (15745): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (15745): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (15746): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (15740): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (15740): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (15697): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000048 x25: 0000000000000050 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000050 x0 : 0000000000000048 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 15906 hardirqs last enabled at (15905): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (15905): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (15906): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (15900): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (15900): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (15749): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000058 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000058 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 16112 hardirqs last enabled at (16111): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (16111): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (16112): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (16106): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (16106): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (15909): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000058 x25: 0000000000000060 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000060 x0 : 0000000000000058 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 16256 hardirqs last enabled at (16255): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (16255): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (16256): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (16250): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (16250): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (16115): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000068 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000068 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 16312 hardirqs last enabled at (16311): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (16311): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (16312): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (16308): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (16308): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (16301): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000068 x25: 0000000000000070 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000070 x0 : 0000000000000068 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 16762 hardirqs last enabled at (16761): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (16761): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (16762): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (16756): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (16756): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (16315): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000078 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000078 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 16806 hardirqs last enabled at (16805): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (16805): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (16806): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (16800): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (16800): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (16765): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000078 x25: 0000000000000080 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000080 x0 : 0000000000000078 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 16946 hardirqs last enabled at (16945): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (16945): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (16946): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (16940): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (16940): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (16809): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000088 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000088 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 16984 hardirqs last enabled at (16983): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (16983): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (16984): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (16978): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (16978): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (16949): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000088 x25: 0000000000000090 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000090 x0 : 0000000000000088 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 17246 hardirqs last enabled at (17245): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (17245): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (17246): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (17240): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (17240): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (16987): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000090 x25: 0000000000000098 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000098 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 17320 hardirqs last enabled at (17319): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (17319): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (17320): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (17318): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (17318): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (17297): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000098 x25: 00000000000000a0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000a0 x0 : 0000000000000098 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 17364 hardirqs last enabled at (17363): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (17363): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (17364): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (17358): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (17358): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (17323): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000a8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000a8 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 18406 hardirqs last enabled at (18405): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (18405): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (18406): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (18400): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (18400): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (17367): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000a8 x25: 00000000000000b0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000b0 x0 : 00000000000000a8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 18464 hardirqs last enabled at (18463): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (18463): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (18464): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (18460): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (18460): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (18455): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000b8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000b8 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 18822 hardirqs last enabled at (18821): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (18821): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (18822): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (18816): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (18816): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (18467): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000b8 x25: 00000000000000c0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000c0 x0 : 00000000000000b8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 18872 hardirqs last enabled at (18871): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (18871): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (18872): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (18870): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (18870): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (18825): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000c8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000c8 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19026 hardirqs last enabled at (19025): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19025): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19026): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19020): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19020): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (18875): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000c8 x25: 00000000000000d0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000d0 x0 : 00000000000000c8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19102 hardirqs last enabled at (19101): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19101): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19102): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19096): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19096): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19029): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000d8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000d8 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19246 hardirqs last enabled at (19245): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19245): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19246): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19240): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19240): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19105): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000d8 x25: 00000000000000e0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000e0 x0 : 00000000000000d8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19322 hardirqs last enabled at (19321): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19321): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19322): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19316): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19316): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19249): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000e8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000e8 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19468 hardirqs last enabled at (19467): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19467): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19468): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19462): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19462): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19325): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000e8 x25: 00000000000000f0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000f0 x0 : 00000000000000e8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19556 hardirqs last enabled at (19555): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19555): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19556): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19550): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19550): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19471): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000f0 x25: 00000000000000f8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000f8 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19688 hardirqs last enabled at (19687): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19687): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19688): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19682): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19682): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19559): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000f8 x25: 0000000000000100 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000100 x0 : 00000000000000f8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19750 hardirqs last enabled at (19749): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19749): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19750): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19748): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19748): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19691): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000108 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000108 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 19928 hardirqs last enabled at (19927): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (19927): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (19928): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (19926): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (19926): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19753): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000108 x25: 0000000000000110 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000110 x0 : 0000000000000108 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 20072 hardirqs last enabled at (20071): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (20071): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (20072): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (20066): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (20066): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (19931): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000118 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000118 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 20490 hardirqs last enabled at (20489): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (20489): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (20490): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (20484): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (20484): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (20075): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000118 x25: 0000000000000120 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000120 x0 : 0000000000000118 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 20642 hardirqs last enabled at (20641): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (20641): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (20642): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (20636): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (20636): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (20493): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000128 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000128 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 20818 hardirqs last enabled at (20817): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (20817): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (20818): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (20814): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (20814): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (20807): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000128 x25: 0000000000000130 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000130 x0 : 0000000000000128 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 21268 hardirqs last enabled at (21267): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (21267): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (21268): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (21262): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (21262): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (20821): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000138 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000138 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 21326 hardirqs last enabled at (21325): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (21325): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (21326): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (21320): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (21320): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (21271): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000138 x25: 0000000000000140 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000140 x0 : 0000000000000138 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 21630 hardirqs last enabled at (21629): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (21629): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (21630): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (21626): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (21626): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (21619): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000148 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000148 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 21680 hardirqs last enabled at (21679): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (21679): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (21680): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (21674): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (21674): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (21633): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000148 x25: 0000000000000150 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000150 x0 : 0000000000000148 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 21950 hardirqs last enabled at (21949): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (21949): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (21950): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (21946): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (21946): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (21941): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000158 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000158 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 22012 hardirqs last enabled at (22011): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22011): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22012): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22006): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22006): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (21953): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000158 x25: 0000000000000160 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000160 x0 : 0000000000000158 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 22266 hardirqs last enabled at (22265): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22265): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22266): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22260): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22260): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22015): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000160 x25: 0000000000000168 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000168 x0 : 0000000000000160 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 22326 hardirqs last enabled at (22325): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22325): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22326): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22320): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22320): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22269): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000168 x25: 0000000000000170 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000170 x0 : 0000000000000168 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 22362 hardirqs last enabled at (22361): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22361): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22362): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22356): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22356): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22329): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000170 x25: 0000000000000178 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000178 x0 : 0000000000000170 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 22682 hardirqs last enabled at (22681): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22681): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22682): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22680): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22680): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22675): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000178 x25: 0000000000000180 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000180 x0 : 0000000000000178 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 22910 hardirqs last enabled at (22909): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (22909): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (22910): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (22904): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (22904): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (22685): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000180 x25: 0000000000000188 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000188 x0 : 0000000000000180 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 23180 hardirqs last enabled at (23179): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23179): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23180): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23178): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23178): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23173): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000188 x25: 0000000000000190 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000190 x0 : 0000000000000188 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 23338 hardirqs last enabled at (23337): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23337): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23338): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23330): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23330): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23183): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000190 x25: 0000000000000198 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000198 x0 : 0000000000000190 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 23618 hardirqs last enabled at (23617): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23617): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23618): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23612): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23612): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23341): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000198 x25: 00000000000001a0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001a0 x0 : 0000000000000198 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 23670 hardirqs last enabled at (23669): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23669): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23670): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23664): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23664): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23621): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001a0 x25: 00000000000001a8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001a8 x0 : 00000000000001a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 23874 hardirqs last enabled at (23873): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23873): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23874): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23872): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23872): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23673): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001a8 x25: 00000000000001b0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001b0 x0 : 00000000000001a8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 23942 hardirqs last enabled at (23941): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (23941): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (23942): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (23940): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (23940): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23877): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001b0 x25: 00000000000001b8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001b8 x0 : 00000000000001b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 24088 hardirqs last enabled at (24087): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24087): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24088): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24082): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24082): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (23945): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001b8 x25: 00000000000001c0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001c0 x0 : 00000000000001b8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 24226 hardirqs last enabled at (24225): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24225): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24226): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24224): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24224): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24091): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001c0 x25: 00000000000001c8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001c8 x0 : 00000000000001c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 24412 hardirqs last enabled at (24411): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24411): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24412): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24410): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24410): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24229): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001c8 x25: 00000000000001d0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001d0 x0 : 00000000000001c8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 24474 hardirqs last enabled at (24473): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24473): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24474): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24468): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24468): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24415): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001d0 x25: 00000000000001d8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001d8 x0 : 00000000000001d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 24542 hardirqs last enabled at (24541): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24541): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24542): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24536): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24536): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24477): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001d8 x25: 00000000000001e0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000001e0 x0 : 00000000000001d8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 24696 hardirqs last enabled at (24695): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (24695): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (24696): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24690): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24690): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24545): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221575f0 x29: ffff800022157610 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000001e0 x25: 0000000000000000 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000c0000200 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7db8 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000010 x4 : 0000000000000000 x3 : 00000000c0000200 x2 : ffff8000221576cc x1 : 0000000000000000 x0 : 00000000000001e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_setup_indirect_aext+0x4ac/0x6a0 fs/udf/inode.c:1894 udf_add_aext fs/udf/inode.c:1984 [inline] udf_do_extend_file+0x51c/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 24768 hardirqs last enabled at (24767): [] bh_lru_install fs/buffer.c:1258 [inline] hardirqs last enabled at (24767): [] __find_get_block+0xbd0/0xddc fs/buffer.c:1309 hardirqs last disabled at (24768): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (24764): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (24764): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24759): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000008 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000008 x0 : 0000000000000000 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25204 hardirqs last enabled at (25203): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25203): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25204): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25198): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25198): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (24771): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000008 x25: 0000000000000010 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000010 x0 : 0000000000000008 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25342 hardirqs last enabled at (25341): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25341): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25342): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25336): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25336): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25207): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000010 x25: 0000000000000018 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000018 x0 : 0000000000000010 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25482 hardirqs last enabled at (25481): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25481): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25482): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25476): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25476): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25345): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000018 x25: 0000000000000020 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000020 x0 : 0000000000000018 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25546 hardirqs last enabled at (25545): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25545): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25546): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25540): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25540): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25485): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000020 x25: 0000000000000028 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000028 x0 : 0000000000000020 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25696 hardirqs last enabled at (25695): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25695): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25696): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25690): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25690): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25549): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000028 x25: 0000000000000030 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000030 x0 : 0000000000000028 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25834 hardirqs last enabled at (25833): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25833): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25834): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25828): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25828): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25699): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000030 x25: 0000000000000038 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000038 x0 : 0000000000000030 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25890 hardirqs last enabled at (25889): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25889): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25890): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25884): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25884): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25837): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000038 x25: 0000000000000040 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000040 x0 : 0000000000000038 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 25968 hardirqs last enabled at (25967): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (25967): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (25968): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (25962): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (25962): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25893): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000040 x25: 0000000000000048 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000048 x0 : 0000000000000040 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26018 hardirqs last enabled at (26017): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26017): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26018): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26012): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26012): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (25971): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000048 x25: 0000000000000050 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000050 x0 : 0000000000000048 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26226 hardirqs last enabled at (26225): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26225): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26226): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26222): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26222): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26217): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000050 x25: 0000000000000058 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000058 x0 : 0000000000000050 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26284 hardirqs last enabled at (26283): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26283): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26284): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26278): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26278): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26229): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000058 x25: 0000000000000060 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000060 x0 : 0000000000000058 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26526 hardirqs last enabled at (26525): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26525): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26526): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26520): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26520): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26287): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000060 x25: 0000000000000068 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000068 x0 : 0000000000000060 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26602 hardirqs last enabled at (26601): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26601): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26602): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26596): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26596): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26529): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000068 x25: 0000000000000070 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000070 x0 : 0000000000000068 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26742 hardirqs last enabled at (26741): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26741): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26742): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26734): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26734): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26605): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000070 x25: 0000000000000078 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000078 x0 : 0000000000000070 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26750 hardirqs last enabled at (26749): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26749): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26750): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26734): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26734): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26605): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000078 x25: 0000000000000080 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000080 x0 : 0000000000000078 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26918 hardirqs last enabled at (26917): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26917): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26918): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26912): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26912): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26753): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000080 x25: 0000000000000088 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000088 x0 : 0000000000000080 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 26966 hardirqs last enabled at (26965): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (26965): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (26966): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (26960): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (26960): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26921): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000088 x25: 0000000000000090 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000090 x0 : 0000000000000088 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 27026 hardirqs last enabled at (27025): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27025): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27026): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27020): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27020): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (26969): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000090 x25: 0000000000000098 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000098 x0 : 0000000000000090 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 27078 hardirqs last enabled at (27077): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27077): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27078): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27072): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27072): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27029): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000098 x25: 00000000000000a0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000a0 x0 : 0000000000000098 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 27182 hardirqs last enabled at (27181): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27181): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27182): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27178): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27178): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27173): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000a0 x25: 00000000000000a8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000a8 x0 : 00000000000000a0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 27608 hardirqs last enabled at (27607): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27607): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27608): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27604): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27604): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27599): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000a8 x25: 00000000000000b0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000b0 x0 : 00000000000000a8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 27658 hardirqs last enabled at (27657): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (27657): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (27658): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (27652): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (27652): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (27611): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000b0 x25: 00000000000000b8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000b8 x0 : 00000000000000b0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28020 hardirqs last enabled at (28019): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28019): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28020): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28016): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28016): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28011): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000b8 x25: 00000000000000c0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000c0 x0 : 00000000000000b8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28096 hardirqs last enabled at (28095): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28095): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28096): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28090): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28090): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28023): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000c0 x25: 00000000000000c8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000c8 x0 : 00000000000000c0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28344 hardirqs last enabled at (28343): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28343): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28344): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28338): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28338): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28099): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000c8 x25: 00000000000000d0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000d0 x0 : 00000000000000c8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28404 hardirqs last enabled at (28403): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28403): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28404): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28402): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28402): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28347): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000d0 x25: 00000000000000d8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000d8 x0 : 00000000000000d0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28562 hardirqs last enabled at (28561): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28561): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28562): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28556): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28556): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28407): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000d8 x25: 00000000000000e0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000e0 x0 : 00000000000000d8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28718 hardirqs last enabled at (28717): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28717): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28718): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28712): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28712): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28565): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000e0 x25: 00000000000000e8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000e8 x0 : 00000000000000e0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28854 hardirqs last enabled at (28853): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28853): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28854): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28848): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28848): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28721): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000e8 x25: 00000000000000f0 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000f0 x0 : 00000000000000e8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 28942 hardirqs last enabled at (28941): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (28941): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (28942): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (28936): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (28936): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28857): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000f0 x25: 00000000000000f8 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 00000000000000f8 x0 : 00000000000000f0 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29080 hardirqs last enabled at (29079): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29079): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29080): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29074): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29074): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (28945): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 00000000000000f8 x25: 0000000000000100 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000100 x0 : 00000000000000f8 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29132 hardirqs last enabled at (29131): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29131): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29132): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29126): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29126): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29083): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000100 x25: 0000000000000108 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000108 x0 : 0000000000000100 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29184 hardirqs last enabled at (29183): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29183): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29184): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29178): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29178): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29135): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000108 x25: 0000000000000110 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000110 x0 : 0000000000000108 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29340 hardirqs last enabled at (29339): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29339): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29340): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29334): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29334): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29187): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000110 x25: 0000000000000118 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000118 x0 : 0000000000000110 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29400 hardirqs last enabled at (29399): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29399): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29400): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29394): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29394): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29343): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000118 x25: 0000000000000120 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000120 x0 : 0000000000000118 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29526 hardirqs last enabled at (29525): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29525): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29526): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29520): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29520): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29403): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000120 x25: 0000000000000128 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000128 x0 : 0000000000000120 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29566 hardirqs last enabled at (29565): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29565): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29566): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29560): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29560): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29529): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000128 x25: 0000000000000130 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000130 x0 : 0000000000000128 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29702 hardirqs last enabled at (29701): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29701): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29702): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29698): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29698): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29693): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000130 x25: 0000000000000138 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000138 x0 : 0000000000000130 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29778 hardirqs last enabled at (29777): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29777): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29778): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29770): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29770): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29705): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000138 x25: 0000000000000140 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000140 x0 : 0000000000000138 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29912 hardirqs last enabled at (29911): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29911): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29912): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29906): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29906): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29781): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000140 x25: 0000000000000148 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000148 x0 : 0000000000000140 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 29974 hardirqs last enabled at (29973): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (29973): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (29974): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (29970): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (29970): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (29965): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 1 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000148 x25: 0000000000000150 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000bffffe00 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000bffffe00 x2 : ffff800022157930 x1 : 0000000000000150 x0 : 0000000000000148 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x564/0xdd4 fs/udf/inode.c:450 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 30708 hardirqs last enabled at (30707): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (30707): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (30708): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (30706): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (30706): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (30701): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6697 at fs/udf/inode.c:1932 __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 Modules linked in: CPU: 0 PID: 6697 Comm: syz.3.471 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 lr : __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 sp : ffff8000221576c0 x29: ffff8000221576e0 x28: 1ffff0000442af2c x27: dfff800000000000 x26: 0000000000000150 x25: 0000000000000158 x24: ffff800022157968 x23: 0000000000000008 x22: 00000000b7fae007 x21: 1ffff0000442af2d x20: ffff800022157960 x19: ffff0000f63754a0 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000002 x15: 0000000000000002 x14: 0000000000000001 x13: 0000000000ff0100 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002be98000 x9 : ffff80000983bcac x8 : 0000000000080000 x7 : 000002af00000018 x6 : ffff0000e72f1570 x5 : ffff800022157978 x4 : 0000000000000001 x3 : 00000000b7fae007 x2 : ffff800022157930 x1 : 0000000000000158 x0 : 0000000000000150 Call trace: __udf_add_aext+0x490/0x61c fs/udf/inode.c:1931 udf_add_aext fs/udf/inode.c:1989 [inline] udf_do_extend_file+0x928/0xdd4 fs/udf/inode.c:459 udf_extend_file fs/udf/inode.c:564 [inline] udf_setsize+0x8d0/0xda8 fs/udf/inode.c:1147 udf_setattr+0x280/0x414 fs/udf/file.c:279 notify_change+0xb0c/0xdcc fs/attr.c:499 do_truncate+0x188/0x20c fs/open.c:65 vfs_truncate+0x23c/0x2b0 fs/open.c:111 do_sys_truncate+0xec/0x1b4 fs/open.c:134 __do_sys_truncate fs/open.c:146 [inline] __se_sys_truncate fs/open.c:144 [inline] __arm64_sys_truncate+0x5c/0x70 fs/open.c:144 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 30752 hardirqs last enabled at (30751): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (30751): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (30752): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (30746): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (30746): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (30711): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---