------------[ cut here ]------------ WARNING: CPU: 1 PID: 6463 at fs/udf/truncate.c:224 udf_truncate_extents+0xda8/0xfb0 Modules linked in: CPU: 1 UID: 0 PID: 6463 Comm: syz-executor363 Not tainted 6.14.0-rc7-syzkaller-gb5737d35364f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : udf_truncate_extents+0xda8/0xfb0 lr : udf_truncate_extents+0xda4/0xfb0 fs/udf/truncate.c:224 sp : ffff80009bf56760 x29: ffff80009bf56950 x28: ffff0000def1a188 x27: 0000000000000000 x26: ffff80009bf568f0 x25: ffff0000c83c6018 x24: ffff0000def1a188 x23: 00000000000002f1 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000def1a138 x19: ffff80009bf56860 x18: ffff80009bf564c8 x17: 2f746f6f722f0033 x16: ffff8000803b975c x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000001 x12: ffff0000c4eedb80 x11: 0000000000ff0100 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c4eedb80 x7 : ffff800081c09478 x6 : 0000000000000000 x5 : 0000000000000001 x4 : ffff80009bf568f0 x3 : 0000000000000001 x2 : ffff80009bf56868 x1 : 00000000000002f1 x0 : 0000000000000000 Call trace: udf_truncate_extents+0xda8/0xfb0 (P) udf_write_failed+0x164/0x1b4 fs/udf/inode.c:178 udf_write_begin+0x1d8/0x218 fs/udf/inode.c:259 generic_perform_write+0x29c/0x868 mm/filemap.c:4102 __generic_file_write_iter+0xfc/0x204 mm/filemap.c:4203 udf_file_write_iter+0x25c/0x5ac fs/udf/file.c:111 __kernel_write_iter+0x340/0x7a0 fs/read_write.c:612 __kernel_write+0x11c/0x174 fs/read_write.c:632 __dump_emit fs/coredump.c:808 [inline] dump_emit+0x248/0x358 fs/coredump.c:845 writenote+0x1b8/0x334 fs/binfmt_elf.c:1471 write_note_info fs/binfmt_elf.c:1949 [inline] elf_core_dump+0x2e40/0x3c38 fs/binfmt_elf.c:2116 do_coredump+0x1d30/0x29a8 fs/coredump.c:759 get_signal+0xf6c/0x1500 kernel/signal.c:3021 do_signal+0x1a4/0x3a04 arch/arm64/kernel/signal.c:1658 do_notify_resume+0x74/0x1f4 arch/arm64/kernel/entry-common.c:148 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_da+0xbc/0x178 arch/arm64/kernel/entry-common.c:605 el0t_64_sync_handler+0xcc/0x108 arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 288 hardirqs last enabled at (287): [] seqcount_lockdep_reader_access+0x80/0x104 include/linux/seqlock.h:74 hardirqs last disabled at (288): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (166): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (164): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---