------------[ cut here ]------------
WARNING: CPU: 1 PID: 8249 at fs/udf/truncate.c:224 udf_truncate_extents+0xa80/0xbd4 fs/udf/truncate.c:-1
Modules linked in:
CPU: 1 UID: 0 PID: 8249 Comm: syz.5.273 Not tainted 6.16.0-rc1-syzkaller-g39dfc971e42d #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : udf_truncate_extents+0xa80/0xbd4 fs/udf/truncate.c:-1
lr : udf_truncate_extents+0xa7c/0xbd4 fs/udf/truncate.c:224
sp : ffff80009bbc7620
x29: ffff80009bbc77d0 x28: 0000000000000000 x27: 000000000000000a
x26: ffff0000f84ddfe0 x25: ffff0000ce01e018 x24: dfff800000000000
x23: 000000000000000a x22: ffff80009bbc76e0 x21: 0000000000000000
x20: ffff80009bbc76c0 x19: ffff0000f84de0f8 x18: 00000000ffffffff
x17: ffff80009331f000 x16: ffff80008052d374 x15: 0000000000000001
x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000ff0100
x11: ffff0000e8ed1e80 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000e8ed1e80 x7 : ffff800081b44354 x6 : 0000000000000000
x5 : 0000000000000001 x4 : ffff80009bbc7770 x3 : 0000000000000001
x2 : ffff80009bbc76e8 x1 : 000000000000000a x0 : 0000000000000000
Call trace:
 udf_truncate_extents+0xa80/0xbd4 fs/udf/truncate.c:-1 (P)
 udf_write_failed+0x164/0x1b4 fs/udf/inode.c:178
 udf_write_begin+0x1d8/0x218 fs/udf/inode.c:259
 generic_perform_write+0x23c/0x79c mm/filemap.c:4112
 __generic_file_write_iter+0x184/0x204 mm/filemap.c:4226
 udf_file_write_iter+0x254/0x5a4 fs/udf/file.c:111
 new_sync_write fs/read_write.c:593 [inline]
 vfs_write+0x62c/0x97c fs/read_write.c:686
 ksys_write+0x120/0x210 fs/read_write.c:738
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:746
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767
 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
irq event stamp: 490
hardirqs last  enabled at (489): [<ffff80008aeea484>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (489): [<ffff80008aeea484>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (490): [<ffff80008aec42bc>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511
softirqs last  enabled at (432): [<ffff8000801fcf10>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (430): [<ffff8000801fcedc>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---