------------[ cut here ]------------
kernel BUG at fs/jffs2/nodelist.c:462!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 6077 Comm: syz-executor.0 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:jffs2_del_ino_cache+0x24f/0x2c0 fs/jffs2/nodelist.c:462
Code: 4c 89 e2 49 8b 5e 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 75 71 49 89 1c 24 e9 42 ff ff ff e8 d2 8f a0 fe 90 <0f> 0b e8 aa f7 06 ff e9 5b fe ff ff e8 70 f7 06 ff e9 59 ff ff ff
RSP: 0018:ffffc900036afb00 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802c5d2000 RCX: 0000000000000000
RDX: ffff888027564880 RSI: ffffffff831b0dae RDI: ffff88803a11f020
RBP: 0000000000000006 R08: 0000000000000000 R09: ffffed10058ba46d
R10: ffff88802c5d236b R11: 0000000000000000 R12: ffff88803baa0000
R13: dffffc0000000000 R14: ffff88803a11f000 R15: ffff88803baa00b8
FS:  000055557081f480(0000) GS:ffff8880d66b2000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd94178b58 CR3: 000000002e1f9000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 jffs2_do_clear_inode+0x3c0/0x470 fs/jffs2/readinode.c:1443
 evict+0x3e3/0x920 fs/inode.c:810
 dispose_list+0x117/0x1e0 fs/inode.c:852
 evict_inodes+0x365/0x460 fs/inode.c:906
 generic_shutdown_super+0xb2/0x390 fs/super.c:628
 kill_mtd_super+0x1d/0x80 drivers/mtd/mtdsuper.c:174
 jffs2_kill_sb+0x7c/0xb0 fs/jffs2/super.c:350
 deactivate_locked_super+0xc1/0x1a0 fs/super.c:474
 deactivate_super fs/super.c:507 [inline]
 deactivate_super+0xde/0x100 fs/super.c:503
 cleanup_mnt+0x225/0x450 fs/namespace.c:1375
 task_work_run+0x150/0x240 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xeb/0x110 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
 do_syscall_64+0x41c/0x4e0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1c067f117
Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 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:00007ffd94179308 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007ff1c06c93b9 RCX: 00007ff1c067f117
RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffd941793c0
RBP: 00007ffd941793c0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd9417a480
R13: 00007ff1c06c93b9 R14: 0000000000010b28 R15: 0000000000000003
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jffs2_del_ino_cache+0x24f/0x2c0 fs/jffs2/nodelist.c:462
Code: 4c 89 e2 49 8b 5e 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 75 71 49 89 1c 24 e9 42 ff ff ff e8 d2 8f a0 fe 90 <0f> 0b e8 aa f7 06 ff e9 5b fe ff ff e8 70 f7 06 ff e9 59 ff ff ff
RSP: 0018:ffffc900036afb00 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802c5d2000 RCX: 0000000000000000
RDX: ffff888027564880 RSI: ffffffff831b0dae RDI: ffff88803a11f020
RBP: 0000000000000006 R08: 0000000000000000 R09: ffffed10058ba46d
R10: ffff88802c5d236b R11: 0000000000000000 R12: ffff88803baa0000
R13: dffffc0000000000 R14: ffff88803a11f000 R15: ffff88803baa00b8
FS:  000055557081f480(0000) GS:ffff8880d66b2000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd94178b58 CR3: 000000002e1f9000 CR4: 0000000000352ef0