------------[ cut here ]------------
WARNING: fs/ext4/inode.c:3779 at ext4_iomap_begin+0xcd8/0xde4 fs/ext4/inode.c:3779, CPU#0: syz.3.147/5671
Modules linked in:
CPU: 0 UID: 0 PID: 5671 Comm: syz.3.147 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : ext4_iomap_begin+0xcd8/0xde4 fs/ext4/inode.c:3779
lr : ext4_iomap_begin+0xcd8/0xde4 fs/ext4/inode.c:3779
sp : ffff800097857420
x29: ffff800097857540 x28: ffff800097857748 x27: 000000000000000b
x26: 00000000000001ad x25: 0000000000000011 x24: 0000000000000000
x23: ffff0000f3f11d70 x22: ffff700012f0ae94 x21: 00000000000000d4
x20: 0000000000000000 x19: dfff800000000000 x18: 00000000ffffffff
x17: ffff800080cc371c x16: ffff80008101e47c x15: 0000000000000000
x14: ffff80008a8a7000 x13: 0000000000000004 x12: 0000000000000000
x11: 0000000000000000 x10: ffff700012f0ae9e x9 : 0000000000000000
x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800081050f34
x2 : 00000000000000d4 x1 : ffff0000cb213b00 x0 : 0000000000000000
Call trace:
 ext4_iomap_begin+0xcd8/0xde4 fs/ext4/inode.c:3779 (P)
 iomap_iter_next include/linux/iomap.h:382 [inline]
 ext4_iomap_next+0x108/0x168 fs/ext4/inode.c:3847
 iomap_iter+0x10c/0x12cc fs/iomap/iter.c:122
 __iomap_dio_rw+0x9a0/0x17c4 fs/iomap/direct-io.c:815
 iomap_dio_rw+0x5c/0xa8 fs/iomap/direct-io.c:910
 ext4_dio_write_iter fs/ext4/file.c:648 [inline]
 ext4_file_write_iter+0xf8c/0x1478 fs/ext4/file.c:794
 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+0x84/0x98 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:758
 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:777
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:590
irq event stamp: 60
hardirqs last  enabled at (59): [<ffff8000869a99e0>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:219 [inline]
hardirqs last  enabled at (59): [<ffff8000869a99e0>] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:229
hardirqs last disabled at (60): [<ffff8000869841d4>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445
softirqs last  enabled at (24): [<ffff80008013891c>] local_bh_enable include/linux/bottom_half.h:33 [inline]
softirqs last  enabled at (24): [<ffff80008013891c>] put_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:251 [inline]
softirqs last  enabled at (24): [<ffff80008013891c>] do_sve_acc+0x32c/0x4b8 arch/arm64/kernel/fpsimd.c:1349
softirqs last disabled at (22): [<ffff8000801386fc>] local_bh_disable include/linux/bottom_half.h:20 [inline]
softirqs last disabled at (22): [<ffff8000801386fc>] get_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:234 [inline]
softirqs last disabled at (22): [<ffff8000801386fc>] do_sve_acc+0x10c/0x4b8 arch/arm64/kernel/fpsimd.c:1325
---[ end trace 0000000000000000 ]---