[....] Starting enhanced syslogd: rsyslogd[ 16.199604] audit: type=1400 audit(1519613298.320:5): avc: denied { syslog } for pid=4065 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 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. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 19.419636] audit: type=1400 audit(1519613301.540:6): avc: denied { map } for pid=4205 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 '10.128.15.201' (ECDSA) to the list of known hosts. executing program [ 33.552818] audit: type=1400 audit(1519613315.673:7): avc: denied { map } for pid=4221 comm="syzkaller469272" path="/root/syzkaller469272313" 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 [ 33.560546] ------------[ cut here ]------------ [ 33.578742] audit: type=1400 audit(1519613315.673:8): avc: denied { create } for pid=4221 comm="syzkaller469272" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 33.583535] ieee80211 ×JQáJ™²ÓI<…%š³BÚY u'³­c!GÊè°¸§l‡ÂcåÌf!Ÿ²ñ·”qš"ïÕ¯†óQ¿"î’Gb£e˜¿FÆb+ýï0Cc×~ºàOǘ԰åâ£È™Í‡Ö‘Þ¨:UßÒV=ÛFÖ`´Ÿ : device/subsystem name too long [ 33.583633] WARNING: CPU: 0 PID: 4221 at drivers/base/core.c:2884 dev_vprintk_emit+0x159/0x510 [ 33.607461] audit: type=1400 audit(1519613315.673:9): avc: denied { write } for pid=4221 comm="syzkaller469272" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 33.622726] Kernel panic - not syncing: panic_on_warn set ... [ 33.622726] [ 33.622734] CPU: 0 PID: 4221 Comm: syzkaller469272 Not tainted 4.16.0-rc2+ #241 [ 33.622737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.622739] Call Trace: [ 33.622755] dump_stack+0x194/0x24d [ 33.685417] ? arch_local_irq_restore+0x53/0x53 [ 33.690064] ? vsnprintf+0x1ed/0x1900 [ 33.693840] panic+0x1e4/0x41c [ 33.697007] ? refcount_error_report+0x214/0x214 [ 33.701732] ? show_regs_print_info+0x18/0x18 [ 33.706204] ? __warn+0x1c1/0x200 [ 33.709635] ? dev_vprintk_emit+0x159/0x510 [ 33.713925] __warn+0x1dc/0x200 [ 33.717178] ? dev_vprintk_emit+0x159/0x510 [ 33.721474] report_bug+0x211/0x2d0 [ 33.725075] fixup_bug.part.11+0x37/0x80 [ 33.729106] do_error_trap+0x2d7/0x3e0 [ 33.732964] ? vprintk_default+0x28/0x30 [ 33.736999] ? math_error+0x400/0x400 [ 33.740769] ? printk+0xaa/0xca [ 33.744018] ? show_regs_print_info+0x18/0x18 [ 33.748492] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.753309] do_invalid_op+0x1b/0x20 [ 33.757023] invalid_op+0x58/0x80 [ 33.760456] RIP: 0010:dev_vprintk_emit+0x159/0x510 [ 33.765355] RSP: 0018:ffff8801cf616ca0 EFLAGS: 00010282 [ 33.770688] RAX: dffffc0000000008 RBX: ffff8801b1278980 RCX: ffffffff815abe7e [ 33.777927] RDX: 0000000000000000 RSI: 1ffff10039ec2d44 RDI: 0000000000000293 [ 33.785167] RBP: ffff8801cf616de0 R08: 1ffff10039ec2d0a R09: 0000000000000000 [ 33.792406] R10: ffff8801cf616ec8 R11: 0000000000000000 R12: 1ffff10039ec2d9b [ 33.799647] R13: ffff8801d58c19c0 R14: ffff8801cf616cf8 R15: ffff8801cf616e18 [ 33.806899] ? vprintk_func+0x5e/0xc0 [ 33.810699] ? device_check_offline+0x120/0x120 [ 33.815340] ? ieee80211_register_hw+0x1448/0x3100 [ 33.820252] ? genl_rcv_msg+0xb2/0x140 [ 33.824119] ? print_irqtrace_events+0x270/0x270 [ 33.828845] ? sock_sendmsg+0xca/0x110 [ 33.832710] dev_printk_emit+0xc0/0xf0 [ 33.836571] ? dev_vprintk_emit+0x510/0x510 [ 33.840862] ? print_irqtrace_events+0x270/0x270 [ 33.845592] ? device_rename+0x1f0/0x1f0 [ 33.849634] __dev_printk+0xa7/0x120 [ 33.853320] dev_printk+0x111/0x170 [ 33.856920] ? __dev_printk+0x120/0x120 [ 33.860879] ? minstrel_alloc+0x4ad/0x600 [ 33.865010] ieee80211_init_rate_ctrl_alg+0x2d5/0x4b0 [ 33.870196] ? mutex_lock_nested+0x16/0x20 [ 33.874406] ieee80211_register_hw+0x1448/0x3100 [ 33.879144] ? ieee80211_ifa6_changed+0x9c0/0x9c0 [ 33.883974] mac80211_hwsim_new_radio+0x19dc/0x2ed0 [ 33.888965] ? string+0x180/0x200 [ 33.892402] ? __rhashtable_insert_fast.constprop.52+0xc50/0xc50 [ 33.898521] ? pointer+0x9c0/0x9c0 [ 33.902036] ? kasprintf+0xb3/0xe0 [ 33.905553] ? kvasprintf+0xd5/0x130 [ 33.909245] ? cred_has_capability+0x1a0/0x3d0 [ 33.913803] ? kasprintf+0xb3/0xe0 [ 33.917316] ? kvasprintf_const+0x160/0x160 [ 33.921623] hwsim_new_radio_nl+0x775/0xa90 [ 33.925919] ? mac80211_hwsim_new_radio+0x2ed0/0x2ed0 [ 33.931088] ? __netlink_ns_capable+0xe1/0x120 [ 33.935648] genl_family_rcv_msg+0x7b7/0xfb0 [ 33.940038] ? genl_rcv+0x40/0x40 [ 33.943465] ? lock_downgrade+0x980/0x980 [ 33.947594] ? __lock_is_held+0xb6/0x140 [ 33.951647] genl_rcv_msg+0xb2/0x140 [ 33.955332] netlink_rcv_skb+0x14b/0x380 [ 33.959363] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 33.963934] ? netlink_ack+0xa10/0xa10 [ 33.967792] ? genl_rcv+0x19/0x40 [ 33.971220] ? netlink_unicast+0x4a0/0x6b0 [ 33.975432] genl_rcv+0x28/0x40 [ 33.978681] netlink_unicast+0x4c4/0x6b0 [ 33.982721] ? netlink_attachskb+0x8a0/0x8a0 [ 33.987108] netlink_sendmsg+0xa4a/0xe60 [ 33.991149] ? netlink_unicast+0x6b0/0x6b0 [ 33.995361] ? security_socket_sendmsg+0x89/0xb0 [ 34.000086] ? netlink_unicast+0x6b0/0x6b0 [ 34.004291] sock_sendmsg+0xca/0x110 [ 34.007977] ___sys_sendmsg+0x767/0x8b0 [ 34.011920] ? SyS_membarrier+0x700/0x700 [ 34.016055] ? copy_msghdr_from_user+0x590/0x590 [ 34.020790] ? __pmd_alloc+0x4e0/0x4e0 [ 34.024652] ? check_noncircular+0x20/0x20 [ 34.028869] ? find_held_lock+0x35/0x1d0 [ 34.032906] ? __fget_light+0x2b2/0x3c0 [ 34.036856] ? fget_raw+0x20/0x20 [ 34.040296] ? __do_page_fault+0x5f7/0xc90 [ 34.044505] ? lock_downgrade+0x980/0x980 [ 34.048633] __sys_sendmsg+0xe5/0x210 [ 34.052406] ? __sys_sendmsg+0xe5/0x210 [ 34.056352] ? SyS_shutdown+0x290/0x290 [ 34.060306] ? __do_page_fault+0x3d6/0xc90 [ 34.064524] ? move_addr_to_kernel+0x60/0x60 [ 34.068908] ? __sys_sendmsg+0x210/0x210 [ 34.072940] SyS_sendmsg+0x2d/0x50 [ 34.076457] do_syscall_64+0x280/0x940 [ 34.080314] ? __do_page_fault+0xc90/0xc90 [ 34.084521] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.089248] ? syscall_return_slowpath+0x550/0x550 [ 34.094151] ? syscall_return_slowpath+0x2ac/0x550 [ 34.099055] ? prepare_exit_to_usermode+0x350/0x350 [ 34.104045] ? retint_user+0x18/0x18 [ 34.107736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.112557] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 34.117737] RIP: 0033:0x43fdb9 [ 34.120897] RSP: 002b:00007ffdcfbb5c28 EFLAGS: 00000203 ORIG_RAX: 000000000000002e [ 34.128585] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fdb9 [ 34.135827] RDX: 0000000000000000 RSI: 00000000204b5fc8 RDI: 0000000000000003 [ 34.143067] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 34.150308] R10: 00000000004002c8 R11: 0000000000000203 R12: 00000000004016e0 [ 34.157550] R13: 0000000000401770 R14: 0000000000000000 R15: 0000000000000000 [ 34.165365] Dumping ftrace buffer: [ 34.168980] (ftrace buffer empty) [ 34.172663] Kernel Offset: disabled [ 34.176268] Rebooting in 86400 seconds..