kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 6376 Comm: syz-executor.1 Not tainted 4.14.197-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff88805b826040 task.stack: ffff88805b828000
RIP: 0010:__rb_erase_augmented include/linux/rbtree_augmented.h:167 [inline]
RIP: 0010:rb_erase+0x29/0x1290 lib/rbtree.c:459
RSP: 0018:ffff88805b82fce0 EFLAGS: 00010282
RAX: dffffc0000000000 RBX: ffff88804c1e81f0 RCX: 0000000000007c3c
RDX: 0000000000000001 RSI: ffffffff8a67afa0 RDI: 0000000000000008
RBP: 0000000000000000 R08: ffffffff8a0bab60 R09: 00000000000403ec
R10: ffff88805b8268f0 R11: ffff88805b826040 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff88802f8db838 R15: ffffffff8a67afa0
FS:  0000000001ee2940(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff65a1ef98 CR3: 000000005bf83000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 integrity_inode_free+0x119/0x300 security/integrity/iint.c:146
 security_inode_free+0x14/0x80 security/security.c:443
 __destroy_inode+0x1e8/0x4d0 fs/inode.c:238
 destroy_inode+0x49/0x110 fs/inode.c:265
 iput_final fs/inode.c:1524 [inline]
 iput+0x458/0x7e0 fs/inode.c:1551
 do_unlinkat+0x35b/0x5c0 fs/namei.c:4098
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45d307
RSP: 002b:00007fff65a1f1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045d307
RDX: 00007fff65a1f210 RSI: 00007fff65a1f210 RDI: 00007fff65a1f2a0
RBP: 0000000000000460 R08: 0000000000000000 R09: 0000000000000009
R10: 0000000000000003 R11: 0000000000000246 R12: 00007fff65a20330
R13: 0000000001ee3a60 R14: 0000000000000000 R15: 00007fff65a20330
Code: ff ff 48 b8 00 00 00 00 00 fc ff df 41 57 49 89 f7 41 56 41 55 41 54 49 89 fc 48 83 c7 08 48 89 fa 55 48 c1 ea 03 53 48 83 ec 18 <80> 3c 02 00 0f 85 f2 0c 00 00 49 8d 7c 24 10 4d 8b 74 24 08 48 
RIP: __rb_erase_augmented include/linux/rbtree_augmented.h:167 [inline] RSP: ffff88805b82fce0
RIP: rb_erase+0x29/0x1290 lib/rbtree.c:459 RSP: ffff88805b82fce0
---[ end trace a54e3939c5f4ee51 ]---