[....] Starting enhanced syslogd: rsyslogd[ 12.225300] audit: type=1400 audit(1515869093.255:5): avc: denied { syslog } for pid=3501 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: [ 18.755876] audit: type=1400 audit(1515869099.785:6): avc: denied { map } for pid=3641 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 '10.128.0.59' (ECDSA) to the list of known hosts. executing program [ 30.968194] audit: type=1400 audit(1515869111.998:7): avc: denied { map } for pid=3657 comm="syzkaller231102" path="/root/syzkaller231102102" 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 [ 30.972614] netlink: 'syzkaller231102': attribute type 9 has an invalid length. [ 30.974446] WARNING: CPU: 1 PID: 3657 at net/wireless/core.c:549 wiphy_register+0xfc3/0x2050 [ 30.974450] Kernel panic - not syncing: panic_on_warn set ... [ 30.974450] [ 30.974455] CPU: 1 PID: 3657 Comm: syzkaller231102 Not tainted 4.15.0-rc7-mm1+ #56 [ 30.974458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.974460] Call Trace: [ 30.974468] dump_stack+0x194/0x257 [ 30.974476] ? arch_local_irq_restore+0x53/0x53 [ 30.974486] ? vsnprintf+0x1ed/0x1900 [ 30.974497] panic+0x1e4/0x41c [ 30.974502] ? refcount_error_report+0x214/0x214 [ 30.974507] ? show_regs_print_info+0x18/0x18 [ 30.974518] ? __warn+0x1c1/0x200 [ 30.974526] ? wiphy_register+0xfc3/0x2050 [ 30.974530] __warn+0x1dc/0x200 [ 30.974535] ? wiphy_register+0xfc3/0x2050 [ 30.974550] report_bug+0x211/0x2d0 [ 30.974561] fixup_bug.part.11+0x37/0x80 [ 30.974566] do_error_trap+0x2d7/0x3e0 [ 30.974574] ? math_error+0x400/0x400 [ 30.974584] ? save_stack+0xa3/0xd0 [ 30.974590] ? save_stack+0x43/0xd0 [ 30.974594] ? kasan_kmalloc+0xad/0xe0 [ 30.974597] ? __kmalloc+0x162/0x760 [ 30.974607] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.974617] do_invalid_op+0x1b/0x20 [ 30.974626] invalid_op+0x22/0x40 [ 30.974631] RIP: 0010:wiphy_register+0xfc3/0x2050 [ 30.974634] RSP: 0018:ffff8801d9637080 EFLAGS: 00010293 [ 30.974638] RAX: ffff8801bbd9a700 RBX: 000000000000000c RCX: ffffffff8520dc23 [ 30.974641] RDX: 0000000000000000 RSI: ffff8801bbd33206 RDI: ffff8801bbd331f0 [ 30.974644] RBP: ffff8801d9637200 R08: ffffed00377a610d R09: ffffed00377a610d [ 30.974647] R10: 0000000000000001 R11: ffffed00377a610c R12: ffff8801bbd331f4 [ 30.974650] R13: dffffc0000000000 R14: ffff8801bbd30860 R15: ffff8801bbd30890 [ 30.974662] ? wiphy_register+0xfc3/0x2050 [ 30.974686] ? wiphy_unregister+0x1120/0x1120 [ 30.974697] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.974702] ? __kmalloc+0x46e/0x760 [ 30.974707] ? find_held_lock+0x35/0x1d0 [ 30.974717] ? ieee80211_cs_list_valid+0x2f3/0x3c0 [ 30.974725] ? ieee80211_register_hw+0xa8e/0x3100 [ 30.974734] ieee80211_register_hw+0x1162/0x3100 [ 30.974738] ? ieee80211_register_hw+0x1162/0x3100 [ 30.974752] ? ieee80211_ifa6_changed+0x9c0/0x9c0 [ 30.974768] mac80211_hwsim_new_radio+0x1b2e/0x2b90 [ 30.974786] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 30.974793] ? vprintk_emit+0x3ea/0x590 [ 30.974806] ? vprintk_default+0x28/0x30 [ 30.974811] ? vprintk_func+0x5e/0xc0 [ 30.974816] ? printk+0xaa/0xca [ 30.974821] ? show_regs_print_info+0x18/0x18 [ 30.974827] ? idr_get_free_cmn+0xfd0/0xfd0 [ 30.974839] ? validate_nla+0x683/0x6e0 [ 30.974847] ? validate_nla+0x209/0x6e0 [ 30.974855] hwsim_new_radio_nl+0x5b7/0x7c0 [ 30.974863] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 30.974875] ? __netlink_ns_capable+0xe1/0x120 [ 30.974886] genl_family_rcv_msg+0x7b7/0xfb0 [ 30.974897] ? genl_rcv+0x40/0x40 [ 30.974901] ? lock_downgrade+0x980/0x980 [ 30.974909] ? lock_release+0xa40/0xa40 [ 30.974917] ? __lock_is_held+0xb6/0x140 [ 30.974927] ? lock_acquire+0x1d5/0x580 [ 30.974947] genl_rcv_msg+0xb2/0x140 [ 30.974955] netlink_rcv_skb+0x224/0x470 [ 30.974960] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 30.974966] ? netlink_ack+0xa10/0xa10 [ 30.974969] ? genl_rcv+0x19/0x40 [ 30.974976] ? netlink_skb_destructor+0x1d0/0x1d0 [ 30.974985] ? selinux_nlmsg_lookup+0x32b/0x430 [ 30.974994] genl_rcv+0x28/0x40 [ 30.974999] netlink_unicast+0x4c4/0x6b0 [ 30.975012] ? netlink_attachskb+0x8a0/0x8a0 [ 30.975022] ? security_netlink_send+0x81/0xb0 [ 30.975030] netlink_sendmsg+0xa4a/0xe60 [ 30.975041] ? netlink_unicast+0x6b0/0x6b0 [ 30.975050] ? security_socket_sendmsg+0x89/0xb0 [ 30.975055] ? netlink_unicast+0x6b0/0x6b0 [ 30.975062] sock_sendmsg+0xca/0x110 [ 30.975069] ___sys_sendmsg+0x767/0x8b0 [ 30.975079] ? copy_msghdr_from_user+0x590/0x590 [ 30.975092] ? __do_page_fault+0x5f7/0xc90 [ 30.975098] ? lock_downgrade+0x980/0x980 [ 30.975110] ? __fget_light+0x297/0x380 [ 30.975116] ? fget_raw+0x20/0x20 [ 30.975123] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 30.975126] ? vmacache_find+0x5f/0x280 [ 30.975138] ? up_read+0x1a/0x40 [ 30.975143] ? __do_page_fault+0x3d6/0xc90 [ 30.975147] ? get_unused_fd_flags+0x190/0x190 [ 30.975158] ? __fdget+0x18/0x20 [ 30.975167] __sys_sendmsg+0xe5/0x210 [ 30.975171] ? __sys_sendmsg+0xe5/0x210 [ 30.975177] ? SyS_shutdown+0x290/0x290 [ 30.975184] ? __do_page_fault+0xc90/0xc90 [ 30.975193] ? fd_install+0x4d/0x60 [ 30.975208] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.975218] SyS_sendmsg+0x2d/0x50 [ 30.975226] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 30.975229] RIP: 0033:0x43fd79 [ 30.975231] RSP: 002b:00007ffd2aea98d8 EFLAGS: 00000203 ORIG_RAX: 000000000000002e [ 30.975235] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fd79 [ 30.975238] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000003 [ 30.975240] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 30.975242] R10: 0000000000000000 R11: 0000000000000203 R12: 00000000004016e0 [ 30.975245] R13: 0000000000401770 R14: 0000000000000000 R15: 0000000000000000 [ 30.994530] Dumping ftrace buffer: [ 30.994610] (ftrace buffer empty) [ 30.994613] Kernel Offset: disabled [ 31.502935] Rebooting in 86400 seconds..