[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 14.349807] audit: type=1400 audit(1515635928.167:6): avc: denied { map } for pid=3487 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.28' (ECDSA) to the list of known hosts. syzkaller login: [ 20.672730] audit: type=1400 audit(1515635934.490:7): avc: denied { map } for pid=3503 comm="syzkaller455462" path="/root/syzkaller455462664" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 20.698773] audit: type=1400 audit(1515635934.495:8): avc: denied { sys_admin } for pid=3503 comm="syzkaller455462" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 executing program [ 20.728448] audit: type=1400 audit(1515635934.546:9): avc: denied { sys_chroot } for pid=3504 comm="syzkaller455462" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 20.752980] audit: type=1400 audit(1515635934.547:10): avc: denied { map_create } for pid=3504 comm="syzkaller455462" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 [ 20.775862] audit: type=1400 audit(1515635934.548:11): avc: denied { map_read map_write } for pid=3504 comm="syzkaller455462" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 [ 20.805055] kasan: CONFIG_KASAN_INLINE enabled [ 20.809686] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 20.817231] general protection fault: 0000 [#1] SMP KASAN [ 20.822759] Dumping ftrace buffer: [ 20.826279] (ftrace buffer empty) [ 20.829956] Modules linked in: [ 20.833129] CPU: 1 PID: 3504 Comm: syzkaller455462 Not tainted 4.15.0-rc7-mm1+ #53 [ 20.840801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.850139] RIP: 0010:__bpf_prog_put+0x8d/0x640 [ 20.854784] RSP: 0018:ffff8801bee5f718 EFLAGS: 00010a02 [ 20.860118] RAX: 136c0037000001b9 RBX: 0000000000000001 RCX: ffffffff817e69de [ 20.867356] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 9b6001b800000db0 [ 20.874595] RBP: ffff8801bee5f7f8 R08: 0000000000000000 R09: 0000000000000000 [ 20.881833] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff10037dcbee6 [ 20.889073] R13: ffff8801bee5f7d0 R14: 9b6001b800000db0 R15: dffffc0000000000 [ 20.896320] FS: 00000000016ab880(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 20.904512] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.910372] CR2: 00000000204f9fe4 CR3: 0000000006822002 CR4: 00000000001606e0 [ 20.917623] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.924860] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.932099] Call Trace: [ 20.934669] ? bpf_prog_free_id.part.21+0x1f0/0x1f0 [ 20.939656] ? locks_remove_file+0x3fa/0x5a0 [ 20.944034] ? fcntl_setlk+0x10c0/0x10c0 [ 20.948065] bpf_prog_put+0x1a/0x20 [ 20.951664] prog_fd_array_put_ptr+0x15/0x20 [ 20.956047] bpf_fd_array_map_clear+0xd2/0x140 [ 20.960599] ? __bpf_map_put+0x2e0/0x2e0 [ 20.964627] bpf_map_put_uref+0x54/0x70 [ 20.968566] bpf_map_release+0x91/0xc0 [ 20.972421] __fput+0x327/0x7e0 [ 20.975671] ? fput+0x140/0x140 [ 20.978920] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 20.984775] ____fput+0x15/0x20 [ 20.988025] task_work_run+0x199/0x270 [ 20.991880] ? task_work_cancel+0x210/0x210 [ 20.996182] ? free_nsproxy+0x185/0x1f0 [ 21.000125] ? switch_task_namespaces+0xa2/0xc0 [ 21.004764] do_exit+0x9bb/0x1ad0 [ 21.008187] ? __pmd_alloc+0x4e0/0x4e0 [ 21.012049] ? vma_link+0xe9/0x170 [ 21.015560] ? mm_update_next_owner+0x930/0x930 [ 21.020196] ? find_held_lock+0x35/0x1d0 [ 21.024237] ? handle_mm_fault+0x2a0/0x930 [ 21.028442] ? find_held_lock+0x35/0x1d0 [ 21.032489] ? __do_page_fault+0x5f7/0xc90 [ 21.036699] ? lock_downgrade+0x980/0x980 [ 21.040820] ? down_read_trylock+0xdb/0x170 [ 21.045112] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 21.049670] ? vmacache_find+0x5f/0x280 [ 21.053620] ? vmacache_update+0xfe/0x130 [ 21.057736] ? up_read+0x1a/0x40 [ 21.061069] ? __do_page_fault+0x3d6/0xc90 [ 21.065276] ? mm_fault_error+0x2c0/0x2c0 [ 21.069406] ? do_page_fault+0xee/0x720 [ 21.073358] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 21.078866] ? __do_page_fault+0xc90/0xc90 [ 21.083077] do_group_exit+0x149/0x400 [ 21.086935] ? SyS_exit+0x30/0x30 [ 21.090365] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 21.095349] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 21.100072] SyS_exit_group+0x1d/0x20 [ 21.103843] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 21.108584] RIP: 0033:0x440a69 [ 21.111742] RSP: 002b:00000000007dff48 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 21.119417] RAX: ffffffffffffffda RBX: 00007fffbb2604e0 RCX: 0000000000440a69 [ 21.126666] RDX: 0000000000440a69 RSI: 000000000000002c RDI: 0000000000000001 [ 21.133903] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 21.141143] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000402240 [ 21.148382] R13: 00000000004022d0 R14: 0000000000000000 R15: 0000000000000000 [ 21.155629] Code: f2 f2 c7 40 08 f2 f2 f2 f2 c7 40 0c 00 f2 f2 f2 c7 40 10 f3 f3 f3 f3 e8 72 f9 f1 ff 49 8d 46 18 48 89 85 28 ff ff ff 48 c1 e8 03 <42> 80 3c 38 00 0f 85 44 05 00 00 49 8b 46 18 f0 ff 08 74 3b e8 [ 21.174708] RIP: __bpf_prog_put+0x8d/0x640 RSP: ffff8801bee5f718 [ 21.180891] ---[ end trace 9c7a0b1da0b42965 ]--- [ 21.185667] Kernel panic - not syncing: Fatal exception [ 21.191476] Dumping ftrace buffer: [ 21.195016] (ftrace buffer empty) [ 21.198694] Kernel Offset: disabled [ 21.202298] Rebooting in 86400 seconds..