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: 3684 Comm: syz-executor4 Not tainted 4.15.0-rc1-mm1+ #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: 0000000010b2653b task.stack: 000000004262afc6 RIP: 0010:sidtab_search_core+0x6a/0x320 security/selinux/ss/sidtab.c:88 RSP: 0018:ffff8801c1ebfa10 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000008 RCX: ffffffff8220ee2d RDX: 0000000000000001 RSI: ffffc90002561000 RDI: ffffffff874c81c0 RBP: ffff8801c1ebfa40 R08: 0000000000000003 R09: 1ffffffff0d6b13b R10: 0000000000000000 R11: ffffffff8748cda0 R12: 0000000000000001 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 FS: 00007f202cb1f700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f27a8dc9300 CR3: 00000001c1ddd000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: sidtab_search+0x1f/0x30 security/selinux/ss/sidtab.c:111 security_bounded_transition+0xa8/0x4d0 security/selinux/ss/services.c:873 selinux_setprocattr+0x8d0/0xb50 security/selinux/hooks.c:6043 security_setprocattr+0x85/0xc0 security/security.c:1264 proc_pid_attr_write+0x1e6/0x280 fs/proc/base.c:2574 __vfs_write+0xef/0x970 fs/read_write.c:480 vfs_write+0x18f/0x510 fs/read_write.c:544 SYSC_write fs/read_write.c:589 [inline] SyS_write+0xef/0x220 fs/read_write.c:581 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x4529d9 RSP: 002b:00007f202cb1ec58 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f202cb1e950 RCX: 00000000004529d9 RDX: 0000000000000008 RSI: 0000000020c24ff8 RDI: 0000000000000013 RBP: 00007f202cb1e940 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b7354 R13: 00007f202cb1eac8 R14: 00000000004b7366 R15: 0000000000000000 Code: ea 03 41 83 e4 7f 80 3c 02 00 0f 85 7d 02 00 00 4c 8b 33 4d 63 e4 48 b8 00 00 00 00 00 fc ff df 4b 8d 1c e6 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 41 02 00 00 48 8b 1b 48 85 db 0f 84 8b 00 00 RIP: sidtab_search_core+0x6a/0x320 security/selinux/ss/sidtab.c:88 RSP: ffff8801c1ebfa10 ---[ end trace 88cbff32468e50a5 ]--- Kernel panic - not syncing: Fatal exception Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..