[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 12.334518] audit: type=1400 audit(1515660406.188:6): avc: denied { map } for pid=3459 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 '10.128.15.248' (ECDSA) to the list of known hosts. net.ipv6.conf.syz0.accept_dad = 0 net.ipv6.conf.syz0.router_solicitations = 0 syzkaller login: [ 30.737396] audit: type=1400 audit(1515660424.591:7): avc: denied { map } for pid=3477 comm="syzkaller622172" path="/root/syzkaller622172401" 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 executing program [ 30.822786] audit: type=1400 audit(1515660424.676:8): avc: denied { sys_admin } for pid=3477 comm="syzkaller622172" 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 [ 30.849519] audit: type=1400 audit(1515660424.703:9): avc: denied { sys_chroot } for pid=3501 comm="syzkaller622172" 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 [ 30.874043] audit: type=1400 audit(1515660424.703:10): avc: denied { map_create } for pid=3501 comm="syzkaller622172" 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 [ 30.897458] audit: type=1400 audit(1515660424.703:11): avc: denied { map_read map_write } for pid=3501 comm="syzkaller622172" 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 [ 30.899098] kasan: CONFIG_KASAN_INLINE enabled [ 30.899104] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 30.899110] general protection fault: 0000 [#1] SMP KASAN [ 30.899114] Dumping ftrace buffer: [ 30.899116] (ftrace buffer empty) [ 30.899118] Modules linked in: [ 30.899124] CPU: 1 PID: 23 Comm: kworker/1:1 Not tainted 4.15.0-rc7-mm1+ #53 [ 30.899126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.899135] Workqueue: events bpf_map_free_deferred [ 30.899141] RIP: 0010:__bpf_map_put+0x64/0x2e0 [ 30.899143] RSP: 0018:ffff8801d98b7458 EFLAGS: 00010293 [ 30.899147] RAX: ffff8801d98ac600 RBX: ac4001bd00000dad RCX: ffffffff817e44b4 [ 30.899149] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ac4001bd00000dad [ 30.899151] RBP: ffff8801d98b74e8 R08: 1ffff1003b316e6a R09: 0000000000000000 [ 30.899153] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff1003b316e8c [ 30.899155] R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000001 [ 30.899159] FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 30.899161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.899163] CR2: 00000000204f9fe4 CR3: 0000000006822003 CR4: 00000000001606e0 [ 30.899168] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.899170] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.899171] Call Trace: [ 30.899177] ? bpf_prog_inc+0x20/0x20 [ 30.899183] ? kfree+0xf3/0x260 [ 30.899187] ? bpf_map_meta_free+0x15/0x20 [ 30.899194] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.899200] bpf_map_put+0x1a/0x20 [ 30.899204] bpf_map_fd_put_ptr+0x15/0x20 [ 30.899210] array_of_map_free+0x100/0x180 [ 30.899217] bpf_map_free_deferred+0xb0/0xe0 [ 30.899224] process_one_work+0xbbf/0x1af0 [ 30.899228] ? trace_hardirqs_on+0xd/0x10 [ 30.899238] ? pwq_dec_nr_in_flight+0x450/0x450 [ 30.899245] ? __switch_to_asm+0x43/0x80 [ 30.899248] ? __switch_to_asm+0x53/0x80 [ 30.899251] ? __switch_to_asm+0x43/0x80 [ 30.899254] ? __switch_to_asm+0x53/0x80 [ 30.899257] ? __switch_to_asm+0x43/0x80 [ 30.899260] ? __switch_to_asm+0x53/0x80 [ 30.899263] ? __switch_to_asm+0x43/0x80 [ 30.899269] ? __schedule+0x8f3/0x2060 [ 30.899274] ? update_curr+0x2e3/0xa60 [ 30.899285] ? check_noncircular+0x20/0x20 [ 30.899292] ? __lock_is_held+0xb6/0x140 [ 30.899310] ? lock_acquire+0x1d5/0x580 [ 30.899313] ? lock_acquire+0x1d5/0x580 [ 30.899318] ? worker_thread+0x4a3/0x1990 [ 30.899322] ? lock_downgrade+0x980/0x980 [ 30.899328] ? lock_release+0xa40/0xa40 [ 30.899332] ? check_noncircular+0x20/0x20 [ 30.899337] ? do_raw_spin_trylock+0x190/0x190 [ 30.899348] worker_thread+0x223/0x1990 [ 30.899362] ? process_one_work+0x1af0/0x1af0 [ 30.899367] ? _raw_spin_unlock_irq+0x27/0x70 [ 30.899373] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.899378] ? trace_hardirqs_on+0xd/0x10 [ 30.899383] ? mmdrop+0x18/0x30 [ 30.899388] ? finish_task_switch+0x1f6/0x740 [ 30.899391] ? __switch_to_asm+0x43/0x80 [ 30.899394] ? __switch_to_asm+0x53/0x80 [ 30.899397] ? __switch_to_asm+0x43/0x80 [ 30.899402] ? copy_overflow+0x20/0x20 [ 30.899405] ? __switch_to_asm+0x43/0x80 [ 30.899408] ? __switch_to_asm+0x43/0x80 [ 30.899411] ? __switch_to_asm+0x53/0x80 [ 30.899414] ? __switch_to_asm+0x43/0x80 [ 30.899417] ? __switch_to_asm+0x53/0x80 [ 30.899420] ? __switch_to_asm+0x43/0x80 [ 30.899423] ? __switch_to_asm+0x53/0x80 [ 30.899426] ? __switch_to_asm+0x43/0x80 [ 30.899432] ? __schedule+0x8f3/0x2060 [ 30.899446] ? find_held_lock+0x35/0x1d0 [ 30.899454] ? find_held_lock+0x35/0x1d0 [ 30.899461] ? complete+0x62/0x80 [ 30.899469] ? __schedule+0x2060/0x2060 [ 30.899473] ? do_wait_intr_irq+0x3e0/0x3e0 [ 30.899477] ? __lockdep_init_map+0xe4/0x650 [ 30.899481] ? do_raw_spin_trylock+0x190/0x190 [ 30.899486] ? lockdep_init_map+0x9/0x10 [ 30.899489] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 30.899495] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.899499] ? trace_hardirqs_on+0xd/0x10 [ 30.899504] ? __kthread_parkme+0x175/0x240 [ 30.899510] kthread+0x33c/0x400 [ 30.899514] ? process_one_work+0x1af0/0x1af0 [ 30.899517] ? kthread_stop+0x7a0/0x7a0 [ 30.899522] ret_from_fork+0x4b/0x60 [ 30.899531] Code: b5 41 48 c7 45 80 4d 2c 59 86 48 c7 45 88 50 44 7e 81 c7 00 f1 f1 f1 f1 c7 40 04 00 f2 f2 f2 c7 40 08 f3 f3 f3 f3 e8 9c 1e f2 ff ff 4b 48 74 2f e8 91 1e f2 ff 48 b8 00 00 00 00 00 fc ff df [ 30.899602] RIP: __bpf_map_put+0x64/0x2e0 RSP: ffff8801d98b7458 [ 30.899609] ---[ end trace fd1ea96bdc2e7648 ]--- [ 30.899612] Kernel panic - not syncing: Fatal exception [ 30.921110] Dumping ftrace buffer: [ 30.921112] (ftrace buffer empty) [ 30.921114] Kernel Offset: disabled [ 31.366552] Rebooting in 86400 seconds..