BUG at fs/jfs/jfs_logmgr.c:1585 assert(list_empty(&log->cqueue))
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kernel BUG at fs/jfs/jfs_logmgr.c:1585!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 7027 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:jfs_flush_journal+0xf2b/0xf50 fs/jfs/jfs_logmgr.c:1585
Code: e9 9e f5 ff ff e8 35 63 57 fe 48 c7 c7 40 ea cd 8b 48 c7 c6 40 e5 cd 8b ba 31 06 00 00 48 c7 c1 80 ea cd 8b e8 c6 0b b7 fd 90 <0f> 0b e8 0e 63 57 fe bf 02 00 00 00 e8 c4 0a 25 fe e9 a9 f7 ff ff
RSP: 0018:ffffc9000596f9c0 EFLAGS: 00010246
RAX: 0000000000000040 RBX: dffffc0000000000 RCX: 2ddcf713168a8a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000596fb00 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff52000b2dee9 R12: 00000000000000c7
R13: ffff8880383d0a18 R14: ffff8880383d0800 R15: ffff8880383d0ad8
FS:  0000000000000000(0000) GS:ffff88812474d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5f00da1eb8 CR3: 000000003f0ec000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 jfs_umount+0x150/0x3b0 fs/jfs/jfs_umount.c:59
 jfs_put_super+0x8c/0x190 fs/jfs/super.c:194
 generic_shutdown_super+0x13d/0x2d0 fs/super.c:751
 kill_block_super+0x44/0xa0 fs/super.c:1914
 deactivate_locked_super+0xbe/0x110 fs/super.c:586
 cleanup_mnt+0x204/0x2a0 fs/namespace.c:1396
 task_work_run+0x1d9/0x260 kernel/task_work.c:233
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x705/0x2360 kernel/exit.c:980
 do_group_exit+0x22d/0x2f0 kernel/exit.c:1123
 __do_sys_exit_group kernel/exit.c:1134 [inline]
 __se_sys_exit_group kernel/exit.c:1132 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1132
 x64_sys_call+0x18c6/0x18d0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9cedc7f559
Code: Unable to access opcode bytes at 0x7f9cedc7f52f.
RSP: 002b:00007ffc22cd7a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f9cedd15fc3 RCX: 00007f9cedc7f559
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000005 R08: 0000000000000000 R09: 00007f9cedd15f63
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc22cd8ce0
R13: 00007f9cedd15f63 R14: 00005555841bb4e8 R15: 00007ffc22cdaea0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_flush_journal+0xf2b/0xf50 fs/jfs/jfs_logmgr.c:1585
Code: e9 9e f5 ff ff e8 35 63 57 fe 48 c7 c7 40 ea cd 8b 48 c7 c6 40 e5 cd 8b ba 31 06 00 00 48 c7 c1 80 ea cd 8b e8 c6 0b b7 fd 90 <0f> 0b e8 0e 63 57 fe bf 02 00 00 00 e8 c4 0a 25 fe e9 a9 f7 ff ff
RSP: 0018:ffffc9000596f9c0 EFLAGS: 00010246
RAX: 0000000000000040 RBX: dffffc0000000000 RCX: 2ddcf713168a8a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000596fb00 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff52000b2dee9 R12: 00000000000000c7
R13: ffff8880383d0a18 R14: ffff8880383d0800 R15: ffff8880383d0ad8
FS:  0000000000000000(0000) GS:ffff88812474d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e383a96138 CR3: 000000000f1b0000 CR4: 00000000003526f0