------------[ cut here ]------------ WARNING: CPU: 1 PID: 4524 at fs/udf/udfdecl.h:127 udf_updated_lvid fs/udf/udfdecl.h:125 [inline] WARNING: CPU: 1 PID: 4524 at fs/udf/udfdecl.h:127 udf_add_free_space fs/udf/balloc.c:137 [inline] WARNING: CPU: 1 PID: 4524 at fs/udf/udfdecl.h:127 udf_bitmap_free_blocks fs/udf/balloc.c:183 [inline] WARNING: CPU: 1 PID: 4524 at fs/udf/udfdecl.h:127 udf_free_blocks+0x84c/0x1810 fs/udf/balloc.c:683 Modules linked in: CPU: 1 PID: 4524 Comm: syz-executor.0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:udf_updated_lvid fs/udf/udfdecl.h:125 [inline] RIP: 0010:udf_add_free_space fs/udf/balloc.c:137 [inline] RIP: 0010:udf_bitmap_free_blocks fs/udf/balloc.c:183 [inline] RIP: 0010:udf_free_blocks+0x84c/0x1810 fs/udf/balloc.c:683 Code: 0f 86 33 03 00 00 48 8b 84 24 d8 00 00 00 48 01 44 24 28 e8 66 5c b2 fe 48 8b 44 24 70 41 89 c4 e9 03 fb ff ff e8 54 5c b2 fe <0f> 0b e9 6c ff ff ff 48 8b 8c 24 80 00 00 00 80 e1 07 38 c1 0f 8c RSP: 0018:ffffc9000302f640 EFLAGS: 00010293 RAX: ffffffff82c6d83c RBX: 0000000010b802e1 RCX: ffff88807b4abb80 RDX: 0000000000000000 RSI: 0000000010b802e1 RDI: 0000000000000000 RBP: ffffc9000302f850 R08: ffff88806730601f R09: 1ffff1100ce60c03 R10: dffffc0000000000 R11: ffffed100ce60c04 R12: dffffc0000000000 R13: 1ffff92000605ee4 R14: ffff88807001a3c8 R15: ffff8880654af01f FS: 000055557565d480(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2832b66000 CR3: 0000000023786000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: extent_trunc+0x32d/0x420 fs/udf/truncate.c:56 udf_truncate_extents+0x345/0xdf0 fs/udf/truncate.c:212 udf_setsize+0xd9a/0x10c0 fs/udf/inode.c:1183 udf_evict_inode+0x74/0x3e0 fs/udf/inode.c:145 evict+0x4c9/0x8d0 fs/inode.c:647 do_unlinkat+0x3e7/0x710 fs/namei.c:4363 __do_sys_unlink fs/namei.c:4404 [inline] __se_sys_unlink fs/namei.c:4402 [inline] __x64_sys_unlink+0x45/0x50 fs/namei.c:4402 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f1467f7a5c7 Code: 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffdb3ba0d48 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1467f7a5c7 RDX: 00007ffdb3ba0d70 RSI: 00007ffdb3ba0e00 RDI: 00007ffdb3ba0e00 RBP: 00007ffdb3ba0e00 R08: 00007ffdb3ba1e00 R09: 00000000ffffffff R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffdb3ba1ef0 R13: 00007f1467fdb3ef R14: 0000000000012173 R15: 0000000000000006