NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=2)
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kernel BUG at fs/nilfs2/dir.c:545!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 1 PID: 5087 Comm: syz-executor.4 Not tainted 6.9.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:nilfs_delete_entry+0x349/0x350 fs/nilfs2/dir.c:545
Code: 8d fe e9 de fd ff ff 44 89 f9 80 e1 07 fe c1 38 c1 0f 8c 20 ff ff ff 4c 89 ff e8 22 a6 8d fe e9 13 ff ff ff e8 98 55 2c fe 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000361fb18 EFLAGS: 00010293
RAX: ffffffff8369b948 RBX: 0000000000000038 RCX: ffff888063f0bc00
RDX: 0000000000000000 RSI: 00000000fffffffb RDI: 0000000000000000
RBP: 00000000fffffffb R08: ffffffff8369b81e R09: 1ffff1100be4e75c
R10: dffffc0000000000 R11: ffffed100be4e75d R12: ffffea0001802400
R13: ffff888060090020 R14: 0000000000000010 R15: ffff888060090010
FS:  0000555563a1f480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30d26000 CR3: 000000006521e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nilfs_do_unlink+0x205/0x400 fs/nilfs2/namei.c:282
 nilfs_unlink+0xed/0x1d0 fs/nilfs2/namei.c:303
 vfs_unlink+0x365/0x600 fs/namei.c:4335
 do_unlinkat+0x4ae/0x830 fs/namei.c:4399
 __do_sys_unlink fs/namei.c:4447 [inline]
 __se_sys_unlink fs/namei.c:4445 [inline]
 __x64_sys_unlink+0x49/0x60 fs/namei.c:4445
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f462307d657
Code: 73 01 c3 48 c7 c1 b0 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 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffd6674758 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f462307d657
RDX: 00007fffd6674780 RSI: 00007fffd6674810 RDI: 00007fffd6674810
RBP: 00007fffd6674810 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007fffd6675900
R13: 00007f46230c93b9 R14: 000000000003466c R15: 0000000000000018
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:nilfs_delete_entry+0x349/0x350 fs/nilfs2/dir.c:545
Code: 8d fe e9 de fd ff ff 44 89 f9 80 e1 07 fe c1 38 c1 0f 8c 20 ff ff ff 4c 89 ff e8 22 a6 8d fe e9 13 ff ff ff e8 98 55 2c fe 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000361fb18 EFLAGS: 00010293
RAX: ffffffff8369b948 RBX: 0000000000000038 RCX: ffff888063f0bc00
RDX: 0000000000000000 RSI: 00000000fffffffb RDI: 0000000000000000
RBP: 00000000fffffffb R08: ffffffff8369b81e R09: 1ffff1100be4e75c
R10: dffffc0000000000 R11: ffffed100be4e75d R12: ffffea0001802400
R13: ffff888060090020 R14: 0000000000000010 R15: ffff888060090010
FS:  0000555563a1f480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdab5276440 CR3: 000000006521e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400