kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 4137 Comm: syz-executor4 Not tainted 4.14.0-rc3-mm1+ #14
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801d8426100 task.stack: ffff8801d88b0000
RIP: 0010:__lock_acquire+0xd34/0x4620 kernel/locking/lockdep.c:3376
RSP: 0018:ffff8801d88b6328 EFLAGS: 00010002
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 000000000000001a RSI: 0000000000000000 RDI: ffffffff85acb860
RBP: ffff8801d88b6828 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff87069c60 R12: ffff8801d8426100
R13: 0000000000000000 R14: 0000000000000001 R15: 00000000000000d0
FS:  00007fb4e9cbb700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020d85fec CR3: 00000001c4761000 CR4: 00000000001406f0
Call Trace:
 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4002
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:151
 spin_lock include/linux/spinlock.h:316 [inline]
 inode_free_security security/selinux/hooks.c:346 [inline]
 selinux_inode_free_security+0x12a/0x410 security/selinux/hooks.c:2874
 security_inode_free+0x50/0x90 security/security.c:442
 __destroy_inode+0x287/0x650 fs/inode.c:236
 destroy_inode+0xe7/0x200 fs/inode.c:263
 evict+0x57e/0x920 fs/inode.c:570
 iput_final fs/inode.c:1515 [inline]
 iput+0x7b9/0xaf0 fs/inode.c:1542
 fsnotify_put_mark+0x4d0/0x730 fs/notify/mark.c:237
 fsnotify_clear_marks_by_group+0x19a/0x5f0 fs/notify/mark.c:691
 fsnotify_destroy_group+0xde/0x3f0 fs/notify/group.c:70
 inotify_release+0x37/0x50 fs/notify/inotify/inotify_user.c:280
 __fput+0x333/0x7f0 fs/file_table.c:210
 ____fput+0x15/0x20 fs/file_table.c:244
 task_work_run+0x199/0x270 kernel/task_work.c:112
 exit_task_work include/linux/task_work.h:21 [inline]
 do_exit+0x9c8/0x1b00 kernel/exit.c:869
 do_group_exit+0x149/0x400 kernel/exit.c:972
 get_signal+0x73f/0x16d0 kernel/signal.c:2334
 do_signal+0x94/0x1ee0 arch/x86/kernel/signal.c:808
 exit_to_usermode_loop+0x214/0x310 arch/x86/entry/common.c:158
 prepare_exit_to_usermode+0x273/0x2d0 arch/x86/entry/common.c:197
 retint_user+0x8/0x20
RIP: 0033:0x4520b5
RSP: 002b:0000000020000000 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 0000000000718000 RCX: 00000000004520a9
RDX: 0000000020cad000 RSI: 0000000020000000 RDI: 0000000000000000
RBP: 0000000000000450 R08: 000000002027dfff R09: 0000000000000000
R10: 0000000020113000 R11: 0000000000000216 R12: 00000000004b7454
R13: 00000000ffffffff R14: 0000000000000000 R15: 0000000020000000
Code: e9 03 f3 48 ab 48 81 c4 d8 04 00 00 44 89 f0 5b 41 5c 41 5d 41 5e 41 5f 5d c3 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 0d 33 00 00 49 81 3f 80 57 49 86 41 be 00 00 
RIP: __lock_acquire+0xd34/0x4620 kernel/locking/lockdep.c:3376 RSP: ffff8801d88b6328
---[ end trace 5672a92d17798ba2 ]---