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kernel BUG at fs/jfs/inode.c:169!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5480 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:jfs_evict_inode+0x438/0x440 fs/jfs/inode.c:169
Code: fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 43 73 e8 fe e9 16 fe ff ff e8 89 8b 83 fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900029af740 EFLAGS: 00010293
RAX: ffffffff833c2fa7 RBX: ffff88804272bb80 RCX: ffff88803c8a2440
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88804272bb80
RBP: 0000000000000001 R08: ffffffff8fa3a437 R09: 1ffffffff1f47486
R10: dffffc0000000000 R11: ffffffff833c0ca0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88804272b808 R15: ffffffff833c2b70
FS:  0000000000000000(0000) GS:ffff88808d210000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe7c0746b0 CR3: 0000000033d09000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 evict+0x501/0x9c0 fs/inode.c:810
 dispose_list fs/inode.c:852 [inline]
 evict_inodes+0x64c/0x6d0 fs/inode.c:906
 generic_shutdown_super+0x9a/0x2c0 fs/super.c:628
 kill_block_super+0x44/0x90 fs/super.c:1766
 deactivate_locked_super+0xbc/0x130 fs/super.c:474
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1375
 task_work_run+0x1d4/0x260 kernel/task_work.c:227
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x6b5/0x2300 kernel/exit.c:961
 do_group_exit+0x21c/0x2d0 kernel/exit.c:1102
 get_signal+0x1286/0x1340 kernel/signal.c:3034
 arch_do_signal_or_restart+0x9a/0x750 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:40 [inline]
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 irqentry_exit_to_user_mode+0x81/0x120 kernel/entry/common.c:73
 exc_page_fault+0x9f/0xf0 arch/x86/mm/fault.c:1535
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f42af78ebf1
Code: Unable to access opcode bytes at 0x7f42af78ebc7.
RSP: 002b:00000000fffffe10 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f42af9b5fa0 RCX: 00007f42af78ebe9
RDX: 0000000000000000 RSI: 00000000fffffe10 RDI: 0000000000000000
RBP: 00007f42af811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f42af9b5fa0 R14: 00007f42af9b5fa0 R15: 0000000000000006
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_evict_inode+0x438/0x440 fs/jfs/inode.c:169
Code: fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 43 73 e8 fe e9 16 fe ff ff e8 89 8b 83 fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900029af740 EFLAGS: 00010293
RAX: ffffffff833c2fa7 RBX: ffff88804272bb80 RCX: ffff88803c8a2440
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88804272bb80
RBP: 0000000000000001 R08: ffffffff8fa3a437 R09: 1ffffffff1f47486
R10: dffffc0000000000 R11: ffffffff833c0ca0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88804272b808 R15: ffffffff833c2b70
FS:  0000000000000000(0000) GS:ffff88808d210000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe7c0746b0 CR3: 000000001140e000 CR4: 0000000000352ef0