[....] Starting enhanced syslogd: rsyslogd[ 12.812679] audit: type=1400 audit(1515871593.413:5): avc: denied { syslog } for pid=3508 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 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. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 19.788219] audit: type=1400 audit(1515871600.388:6): avc: denied { map } for pid=3649 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 '10.128.15.227' (ECDSA) to the list of known hosts. executing program [ 25.965644] audit: type=1400 audit(1515871606.566:7): avc: denied { map } for pid=3663 comm="syzkaller524729" path="/root/syzkaller524729454" 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 [ 25.970165] netlink: 'syzkaller524729': attribute type 9 has an invalid length. [ 25.971323] WARNING: CPU: 1 PID: 3663 at net/wireless/core.c:549 wiphy_register+0xfc3/0x2050 [ 25.971328] Kernel panic - not syncing: panic_on_warn set ... [ 25.971328] [ 25.971333] CPU: 1 PID: 3663 Comm: syzkaller524729 Not tainted 4.15.0-rc7-mm1+ #56 [ 25.971336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.971338] Call Trace: [ 25.971347] dump_stack+0x194/0x257 [ 25.971355] ? arch_local_irq_restore+0x53/0x53 [ 25.971366] ? vsnprintf+0x1ed/0x1900 [ 25.971376] panic+0x1e4/0x41c [ 25.971381] ? refcount_error_report+0x214/0x214 [ 25.971387] ? show_regs_print_info+0x18/0x18 [ 25.971400] ? __warn+0x1c1/0x200 [ 25.971408] ? wiphy_register+0xfc3/0x2050 [ 25.971412] __warn+0x1dc/0x200 [ 25.971417] ? wiphy_register+0xfc3/0x2050 [ 25.971424] report_bug+0x211/0x2d0 [ 25.971435] fixup_bug.part.11+0x37/0x80 [ 25.971440] do_error_trap+0x2d7/0x3e0 [ 25.971448] ? math_error+0x400/0x400 [ 25.971458] ? save_stack+0xa3/0xd0 [ 25.971464] ? save_stack+0x43/0xd0 [ 25.971468] ? kasan_kmalloc+0xad/0xe0 [ 25.971471] ? __kmalloc+0x162/0x760 [ 25.971482] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.971493] do_invalid_op+0x1b/0x20 [ 25.971500] invalid_op+0x22/0x40 [ 25.971504] RIP: 0010:wiphy_register+0xfc3/0x2050 [ 25.971506] RSP: 0018:ffff8801d3dbf080 EFLAGS: 00010293 [ 25.971511] RAX: ffff8801bcfaa540 RBX: 0000000000670010 RCX: ffffffff8520dc23 [ 25.971513] RDX: 0000000000000000 RSI: ffff8801c2dbb1c6 RDI: ffff8801c2dbb1b0 [ 25.971516] RBP: ffff8801d3dbf200 R08: ffffed00385b7105 R09: ffffed00385b7105 [ 25.971518] R10: 0000000000000001 R11: ffffed00385b7104 R12: ffff8801c2dbb1b4 [ 25.971521] R13: dffffc0000000000 R14: ffff8801c2db8820 R15: ffff8801c2db8850 [ 25.971532] ? wiphy_register+0xfc3/0x2050 [ 25.971557] ? wiphy_unregister+0x1120/0x1120 [ 25.971568] ? rcu_read_lock_sched_held+0x108/0x120 [ 25.971572] ? __kmalloc+0x46e/0x760 [ 25.971577] ? find_held_lock+0x35/0x1d0 [ 25.971587] ? ieee80211_cs_list_valid+0x2f3/0x3c0 [ 25.971594] ? ieee80211_register_hw+0xa8e/0x3100 [ 25.971604] ieee80211_register_hw+0x1162/0x3100 [ 25.971608] ? ieee80211_register_hw+0x1162/0x3100 [ 25.971622] ? ieee80211_ifa6_changed+0x9c0/0x9c0 [ 25.971638] mac80211_hwsim_new_radio+0x1b2e/0x2b90 [ 25.971656] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 25.971663] ? vprintk_emit+0x3ea/0x590 [ 25.971680] ? vprintk_default+0x28/0x30 [ 25.971686] ? vprintk_func+0x5e/0xc0 [ 25.971691] ? printk+0xaa/0xca [ 25.971695] ? show_regs_print_info+0x18/0x18 [ 25.971702] ? idr_get_free_cmn+0xfd0/0xfd0 [ 25.971713] ? validate_nla+0x683/0x6e0 [ 25.971723] ? validate_nla+0x209/0x6e0 [ 25.971731] hwsim_new_radio_nl+0x5b7/0x7c0 [ 25.971739] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 25.971750] ? __netlink_ns_capable+0xe1/0x120 [ 25.971761] genl_family_rcv_msg+0x7b7/0xfb0 [ 25.971773] ? genl_rcv+0x40/0x40 [ 25.971777] ? lock_downgrade+0x980/0x980 [ 25.971785] ? lock_release+0xa40/0xa40 [ 25.971793] ? __lock_is_held+0xb6/0x140 [ 25.971802] ? lock_acquire+0x1d5/0x580 [ 25.971822] genl_rcv_msg+0xb2/0x140 [ 25.971830] netlink_rcv_skb+0x224/0x470 [ 25.971836] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 25.971844] ? netlink_ack+0xa10/0xa10 [ 25.971847] ? genl_rcv+0x19/0x40 [ 25.971854] ? netlink_skb_destructor+0x1d0/0x1d0 [ 25.971864] ? selinux_nlmsg_lookup+0x32b/0x430 [ 25.971872] genl_rcv+0x28/0x40 [ 25.971877] netlink_unicast+0x4c4/0x6b0 [ 25.971887] ? netlink_attachskb+0x8a0/0x8a0 [ 25.971898] ? security_netlink_send+0x81/0xb0 [ 25.971905] netlink_sendmsg+0xa4a/0xe60 [ 25.971917] ? netlink_unicast+0x6b0/0x6b0 [ 25.971926] ? security_socket_sendmsg+0x89/0xb0 [ 25.971930] ? netlink_unicast+0x6b0/0x6b0 [ 25.971939] sock_sendmsg+0xca/0x110 [ 25.971946] ___sys_sendmsg+0x767/0x8b0 [ 25.971955] ? copy_msghdr_from_user+0x590/0x590 [ 25.971969] ? __do_page_fault+0x5f7/0xc90 [ 25.971975] ? lock_downgrade+0x980/0x980 [ 25.971988] ? __fget_light+0x297/0x380 [ 25.971994] ? fget_raw+0x20/0x20 [ 25.972005] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 25.972008] ? vmacache_find+0x5f/0x280 [ 25.972019] ? up_read+0x1a/0x40 [ 25.972025] ? __do_page_fault+0x3d6/0xc90 [ 25.972028] ? get_unused_fd_flags+0x190/0x190 [ 25.972040] ? __fdget+0x18/0x20 [ 25.972050] __sys_sendmsg+0xe5/0x210 [ 25.972053] ? __sys_sendmsg+0xe5/0x210 [ 25.972061] ? SyS_shutdown+0x290/0x290 [ 25.972067] ? __do_page_fault+0xc90/0xc90 [ 25.972076] ? fd_install+0x4d/0x60 [ 25.972092] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 25.972102] SyS_sendmsg+0x2d/0x50 [ 25.972109] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 25.972114] RIP: 0033:0x43fd89 [ 25.972116] RSP: 002b:00007fff69df5408 EFLAGS: 00000203 ORIG_RAX: 000000000000002e [ 25.972120] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fd89 [ 25.972123] RDX: 0000000000000000 RSI: 000000002038bfc8 RDI: 0000000000000003 [ 25.972125] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 25.972127] R10: 0000000000000000 R11: 0000000000000203 R12: 00000000004016f0 [ 25.972129] R13: 0000000000401780 R14: 0000000000000000 R15: 0000000000000000 [ 25.991859] Dumping ftrace buffer: [ 25.991916] (ftrace buffer empty) [ 25.991919] Kernel Offset: disabled [ 26.491738] Rebooting in 86400 seconds..