[....] Starting enhanced syslogd: rsyslogd[ 4.513059] audit: type=1400 audit(1513157705.347:5): avc: denied { syslog } for pid=2963 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 13.479555] audit: type=1400 audit(1513157714.314:6): avc: denied { map } for pid=3106 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 Warning: Permanently added 'ci-upstream-next-kasan-gce-5,10.128.0.21' (ECDSA) to the list of known hosts. executing program [ 19.341297] audit: type=1400 audit(1513157720.176:7): avc: denied { map } for pid=3119 comm="syzkaller228956" path="/root/syzkaller228956960" 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 [ 19.347530] FAULT_INJECTION: forcing a failure. [ 19.347530] name failslab, interval 1, probability 0, space 0, times 1 [ 19.349059] CPU: 1 PID: 3119 Comm: syzkaller228956 Not tainted 4.15.0-rc3-next-20171213+ #66 [ 19.350209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.351425] Call Trace: [ 19.351782] dump_stack+0xe9/0x14b [ 19.352281] should_fail+0x1e5/0x220 [ 19.352780] should_failslab+0x73/0x90 [ 19.353298] __kmalloc+0x63/0x730 [ 19.353761] ? trace_hardirqs_on_caller+0x130/0x1b0 [ 19.354425] ? __lockdep_init_map+0x52/0x200 [ 19.355014] ? pfifo_fast_init+0x7f/0x130 [ 19.355568] pfifo_fast_init+0x7f/0x130 [ 19.356124] ? dev_deactivate_queue.constprop.41+0xd0/0xd0 [ 19.356870] qdisc_create_dflt+0x60/0xb0 [ 19.357411] mq_init+0x105/0x150 [ 19.357862] ? mq_graft+0xc0/0xc0 [ 19.358324] qdisc_create_dflt+0x60/0xb0 [ 19.358896] dev_activate+0x363/0x3b0 [ 19.359430] __dev_open+0x119/0x180 [ 19.359916] __dev_change_flags+0x218/0x270 [ 19.360503] ? full_name_hash+0x9b/0xe0 [ 19.361050] dev_change_flags+0x30/0x70 [ 19.361580] dev_ifsioc+0x3c2/0x520 [ 19.365174] dev_ioctl+0x15d/0x7a0 [ 19.368694] sock_do_ioctl+0x59/0x60 [ 19.372374] ? sock_do_ioctl+0x59/0x60 [ 19.376226] sock_ioctl+0x211/0x320 [ 19.379816] ? dlci_ioctl_set+0x40/0x40 [ 19.383758] do_vfs_ioctl+0xaf/0x840 [ 19.387439] ? security_file_ioctl+0x51/0x80 [ 19.391811] ? security_file_ioctl+0x5d/0x80 [ 19.396184] SyS_ioctl+0x8f/0xc0 [ 19.399516] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 19.404233] RIP: 0033:0x4444b9 [ 19.407386] RSP: 002b:00007ffcad5a5418 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 19.415055] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004444b9 [ 19.422289] RDX: 000000002062ffe0 RSI: 0000000000008914 RDI: 0000000000000003 [ 19.429520] RBP: 0000000000000008 R08: 0000000000000001 R09: 0000000000000034 [ 19.436752] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000030657267 [ 19.443986] R13: 74656e2f7665642f R14: 0000000000000000 R15: 0000000000000000 [ 19.451403] INFO: trying to register non-static key. [ 19.456467] the code is fine but needs lockdep annotation. [ 19.462059] turning off the locking correctness validator. [ 19.467645] CPU: 1 PID: 3119 Comm: syzkaller228956 Not tainted 4.15.0-rc3-next-20171213+ #66 [ 19.476181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.485496] Call Trace: [ 19.488047] dump_stack+0xe9/0x14b [ 19.491551] register_lock_class+0x164/0x5d0 [ 19.495923] __lock_acquire+0xb4/0x1430 [ 19.499858] ? pfifo_fast_reset+0x9a/0x1b0 [ 19.504054] ? arch_local_irq_restore+0x28/0x30 [ 19.508683] ? dump_stack+0x132/0x14b [ 19.512444] lock_acquire+0xbf/0x220 [ 19.516118] ? lock_acquire+0xbf/0x220 [ 19.519965] ? pfifo_fast_reset+0x9a/0x1b0 [ 19.524163] ? rcu_read_lock_sched_held+0x74/0x80 [ 19.528964] ? pfifo_fast_init+0x130/0x130 [ 19.533161] _raw_spin_lock_bh+0x31/0x40 [ 19.537181] ? pfifo_fast_reset+0x9a/0x1b0 [ 19.541376] pfifo_fast_reset+0x9a/0x1b0 [ 19.545397] ? pfifo_fast_init+0x130/0x130 [ 19.549599] qdisc_destroy+0x94/0x210 [ 19.553366] ? dev_deactivate_queue.constprop.41+0xd0/0xd0 [ 19.558952] qdisc_create_dflt+0xa6/0xb0 [ 19.562974] mq_init+0x105/0x150 [ 19.566304] ? mq_graft+0xc0/0xc0 [ 19.569717] qdisc_create_dflt+0x60/0xb0 [ 19.573740] dev_activate+0x363/0x3b0 [ 19.577503] __dev_open+0x119/0x180 [ 19.581099] __dev_change_flags+0x218/0x270 [ 19.585384] ? full_name_hash+0x9b/0xe0 [ 19.589319] dev_change_flags+0x30/0x70 [ 19.593257] dev_ifsioc+0x3c2/0x520 [ 19.596845] dev_ioctl+0x15d/0x7a0 [ 19.600351] sock_do_ioctl+0x59/0x60 [ 19.604025] ? sock_do_ioctl+0x59/0x60 [ 19.607873] sock_ioctl+0x211/0x320 [ 19.611467] ? dlci_ioctl_set+0x40/0x40 [ 19.615408] do_vfs_ioctl+0xaf/0x840 [ 19.619086] ? security_file_ioctl+0x51/0x80 [ 19.623456] ? security_file_ioctl+0x5d/0x80 [ 19.627826] SyS_ioctl+0x8f/0xc0 [ 19.631155] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 19.635871] RIP: 0033:0x4444b9 [ 19.639025] RSP: 002b:00007ffcad5a5418