syzbot

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kernel BUG at fs/jfs/inode.c:169!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 5837 Comm: syz-executor340 Not tainted 6.12.0-rc7-syzkaller-00192-gb5a24181e461 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
RIP: 0010:jfs_evict_inode+0x434/0x440 fs/jfs/inode.c:169
Code: df e8 50 fc d5 fe e9 1d fe ff ff e8 66 41 6f fe 48 c7 c7 40 49 d5 8e 4c 89 ee e8 57 0a c8 01 e9 92 fd ff ff e8 4d 41 6f fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90003c67998 EFLAGS: 00010293
RAX: ffffffff8325a863 RBX: ffff888076a8aed0 RCX: ffff88807f0ada00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888076a8b248
RBP: ffffc90003c67b10 R08: ffffffff82314aa3 R09: 1ffffffff285351a
R10: dffffc0000000000 R11: ffffffff83258590 R12: ffff888076a8b248
R13: ffff888076a8b2c8 R14: dffffc0000000000 R15: ffff888076a8a198
FS:  000055558e2ec380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558e2f56f8 CR3: 0000000033d8c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 evict+0x4e8/0x9b0 fs/inode.c:725
 dispose_list fs/inode.c:774 [inline]
 evict_inodes+0x6f6/0x790 fs/inode.c:828
 generic_shutdown_super+0xa0/0x2d0 fs/super.c:627
 kill_block_super+0x44/0x90 fs/super.c:1710
 deactivate_locked_super+0xc4/0x130 fs/super.c:473
 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373
 task_work_run+0x24f/0x310 kernel/task_work.c:239
 ptrace_notify+0x2d2/0x380 kernel/signal.c:2404
 ptrace_report_syscall include/linux/ptrace.h:415 [inline]
 ptrace_report_syscall_exit include/linux/ptrace.h:477 [inline]
 syscall_exit_work+0xc6/0x190 kernel/entry/common.c:173
 syscall_exit_to_user_mode_prepare kernel/entry/common.c:200 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:205 [inline]
 syscall_exit_to_user_mode+0x279/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0def7cf5c7
Code: 07 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 b8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffc8e2008b8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f0def7cf5c7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc8e200970
RBP: 00007ffc8e200970 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffc8e2019e0
R13: 000055558e2ed6c0 R14: 431bde82d7b634db R15: 00007ffc8e201a00
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_evict_inode+0x434/0x440 fs/jfs/inode.c:169
Code: df e8 50 fc d5 fe e9 1d fe ff ff e8 66 41 6f fe 48 c7 c7 40 49 d5 8e 4c 89 ee e8 57 0a c8 01 e9 92 fd ff ff e8 4d 41 6f fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90003c67998 EFLAGS: 00010293
RAX: ffffffff8325a863 RBX: ffff888076a8aed0 RCX: ffff88807f0ada00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888076a8b248
RBP: ffffc90003c67b10 R08: ffffffff82314aa3 R09: 1ffffffff285351a
R10: dffffc0000000000 R11: ffffffff83258590 R12: ffff888076a8b248
R13: ffff888076a8b2c8 R14: dffffc0000000000 R15: ffff888076a8a198
FS:  000055558e2ec380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558e2f56f8 CR3: 0000000033d8c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400