syzbot

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kernel BUG at fs/jfs/inode.c:169!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4170 Comm: syz-executor113 Not tainted 5.15.183-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:jfs_evict_inode+0x42d/0x430 fs/jfs/inode.c:169
Code: f6 fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 17 fe ff ff 4c 89 f7 e8 bd 1e f6 fe e9 0a fe ff ff e8 93 ab b0 fe <0f> 0b 90 41 57 41 56 41 54 53 48 89 fb 49 bc 00 00 00 00 00 fc ff
RSP: 0018:ffffc90002e8fb40 EFLAGS: 00010293
RAX: ffffffff82c715ad RBX: ffff88807056e9f0 RCX: ffff88801a7c0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807056e9f0
RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1ff3233
R10: fffffbfff1ff3233 R11: 1ffffffff1ff3232 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88807056e678 R15: ffff88807056ebc0
FS:  000055555dc313c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f60b1a0d000 CR3: 00000000763ad000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 evict+0x485/0x870 fs/inode.c:647
 dispose_list fs/inode.c:680 [inline]
 evict_inodes+0x604/0x690 fs/inode.c:734
 generic_shutdown_super+0x93/0x300 fs/super.c:454
 kill_block_super+0x7c/0xe0 fs/super.c:1427
 deactivate_locked_super+0x93/0xf0 fs/super.c:335
 cleanup_mnt+0x418/0x4d0 fs/namespace.c:1143
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f0614753ea7
Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffcb5457ff8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 000000000000cfe7 RCX: 00007f0614753ea7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcb54580b0
RBP: 00007ffcb54580b0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffcb5459170
R13: 000055555dc32700 R14: 431bde82d7b634db R15: 00007ffcb5459114
 </TASK>
Modules linked in:
---[ end trace 2d7ff562deba1915 ]---
RIP: 0010:jfs_evict_inode+0x42d/0x430 fs/jfs/inode.c:169
Code: f6 fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 17 fe ff ff 4c 89 f7 e8 bd 1e f6 fe e9 0a fe ff ff e8 93 ab b0 fe <0f> 0b 90 41 57 41 56 41 54 53 48 89 fb 49 bc 00 00 00 00 00 fc ff
RSP: 0018:ffffc90002e8fb40 EFLAGS: 00010293
RAX: ffffffff82c715ad RBX: ffff88807056e9f0 RCX: ffff88801a7c0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807056e9f0
RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1ff3233
R10: fffffbfff1ff3233 R11: 1ffffffff1ff3232 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88807056e678 R15: ffff88807056ebc0
FS:  000055555dc313c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555dc3a738 CR3: 00000000763ad000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400