------------[ cut here ]------------ kernel BUG at fs/ext4/ext4_jbd2.c:53! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 1 UID: 0 PID: 6205 Comm: syz.0.289 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] pc : __ext4_journal_stop+0x190/0x194 fs/ext4/ext4_jbd2.c:125 lr : ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] lr : __ext4_journal_stop+0x190/0x194 fs/ext4/ext4_jbd2.c:125 sp : ffff800095187620 x29: ffff800095187620 x28: dfff800000000000 x27: ffff700012a30ed0 x26: ffff0000daa80290 x25: 0000000000000000 x24: 1fffe0001b550052 x23: 0000000000000008 x22: 0000000000000008 x21: 0000000000000000 x20: ffff8000885445ab x19: 000000000000035c x18: 00000000ffffffff x17: ffff80008a750000 x16: 0000000000000005 x15: 0000000020000000 x14: 00000000ffff8000 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000000003 x9 : 0000000000000000 x8 : 0000000000000000 x7 : ffff80008102814c x6 : 0000000000000000 x5 : 0000000000000000 x4 : ffff0000df8102a0 x3 : ffff800081006b04 x2 : 0000000000000000 x1 : ffff0000d2493a80 x0 : 0000000000000000 Call trace: ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] (P) __ext4_journal_stop+0x190/0x194 fs/ext4/ext4_jbd2.c:125 (P) ext4_write_inline_data_end+0x668/0x9d8 fs/ext4/inline.c:860 ext4_da_write_end+0x1e8/0xba0 fs/ext4/inode.c:3305 generic_perform_write+0x504/0x7a4 mm/filemap.c:4379 ext4_buffered_write_iter+0xd0/0x2ec fs/ext4/file.c:316 ext4_file_write_iter+0x1dc/0x134c fs/ext4/file.c:-1 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x51c/0xa0c fs/read_write.c:687 ksys_write+0x12c/0x228 fs/read_write.c:739 __do_sys_write fs/read_write.c:750 [inline] __se_sys_write fs/read_write.c:747 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:747 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 Code: 910082a0 97ef6fc9 17ffffc0 97da58f3 (d4210000) ---[ end trace 0000000000000000 ]---