[....] Starting enhanced syslogd: rsyslogd[ 13.275304] audit: type=1400 audit(1515870580.667:5): avc: denied { syslog } for pid=3492 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: [ 20.429606] audit: type=1400 audit(1515870587.821:6): avc: denied { map } for pid=3633 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 '10.128.0.15' (ECDSA) to the list of known hosts. executing program [ 32.450973] audit: type=1400 audit(1515870599.842:7): avc: denied { map } for pid=3649 comm="syzkaller283614" path="/root/syzkaller283614583" 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 [ 32.455536] netlink: 'syzkaller283614': attribute type 9 has an invalid length. [ 32.456652] WARNING: CPU: 1 PID: 3649 at net/wireless/core.c:549 wiphy_register+0xfc3/0x2050 [ 32.456656] Kernel panic - not syncing: panic_on_warn set ... [ 32.456656] [ 32.456661] CPU: 1 PID: 3649 Comm: syzkaller283614 Not tainted 4.15.0-rc7+ #260 [ 32.456664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.456665] Call Trace: [ 32.456674] dump_stack+0x194/0x257 [ 32.456683] ? arch_local_irq_restore+0x53/0x53 [ 32.456694] ? vsnprintf+0x1ed/0x1900 [ 32.456704] panic+0x1e4/0x41c [ 32.456709] ? refcount_error_report+0x214/0x214 [ 32.456715] ? show_regs_print_info+0x18/0x18 [ 32.456726] ? __warn+0x1c1/0x200 [ 32.456735] ? wiphy_register+0xfc3/0x2050 [ 32.456739] __warn+0x1dc/0x200 [ 32.456744] ? wiphy_register+0xfc3/0x2050 [ 32.456751] report_bug+0x211/0x2d0 [ 32.456764] fixup_bug.part.11+0x37/0x80 [ 32.456770] do_error_trap+0x2d7/0x3e0 [ 32.456777] ? depot_save_stack+0x3b5/0x490 [ 32.456784] ? math_error+0x400/0x400 [ 32.456793] ? save_stack+0xa3/0xd0 [ 32.456799] ? save_stack+0x43/0xd0 [ 32.456802] ? kasan_kmalloc+0xad/0xe0 [ 32.456805] ? __kmalloc+0x162/0x760 [ 32.456815] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 32.456825] do_invalid_op+0x1b/0x20 [ 32.456830] invalid_op+0x22/0x40 [ 32.456834] RIP: 0010:wiphy_register+0xfc3/0x2050 [ 32.456837] RSP: 0018:ffff8801bc307080 EFLAGS: 00010293 [ 32.456842] RAX: ffff8801bc19c040 RBX: 000000000000000c RCX: ffffffff8517dd33 [ 32.456844] RDX: 0000000000000000 RSI: ffff8801c2963246 RDI: ffff8801c2963230 [ 32.456847] RBP: ffff8801bc307200 R08: ffffed003852c115 R09: ffffed003852c115 [ 32.456849] R10: 0000000000000001 R11: ffffed003852c114 R12: ffff8801c2963234 [ 32.456852] R13: dffffc0000000000 R14: ffff8801c29608a0 R15: ffff8801c29608d0 [ 32.456864] ? wiphy_register+0xfc3/0x2050 [ 32.456889] ? wiphy_unregister+0x1120/0x1120 [ 32.456899] ? rcu_read_lock_sched_held+0x108/0x120 [ 32.456904] ? __kmalloc+0x46e/0x760 [ 32.456909] ? find_held_lock+0x35/0x1d0 [ 32.456918] ? ieee80211_cs_list_valid+0x2f3/0x3c0 [ 32.456923] ? ieee80211_register_hw+0xa8e/0x3100 [ 32.456932] ieee80211_register_hw+0x1162/0x3100 [ 32.456935] ? ieee80211_register_hw+0x1162/0x3100 [ 32.456949] ? ieee80211_ifa6_changed+0x9c0/0x9c0 [ 32.456966] mac80211_hwsim_new_radio+0x1b2e/0x2b90 [ 32.456984] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 32.456990] ? vprintk_emit+0x3ea/0x590 [ 32.457009] ? vprintk_default+0x28/0x30 [ 32.457015] ? vprintk_func+0x5e/0xc0 [ 32.457021] ? printk+0xaa/0xca [ 32.457027] ? show_regs_print_info+0x18/0x18 [ 32.457033] ? idr_get_free_cmn+0xfd0/0xfd0 [ 32.457042] ? validate_nla+0x683/0x6e0 [ 32.457051] ? validate_nla+0x209/0x6e0 [ 32.457059] hwsim_new_radio_nl+0x5b7/0x7c0 [ 32.457068] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 32.457080] ? __netlink_ns_capable+0xe1/0x120 [ 32.457091] genl_family_rcv_msg+0x7b7/0xfb0 [ 32.457102] ? genl_rcv+0x40/0x40 [ 32.457113] ? lock_downgrade+0x980/0x980 [ 32.457126] ? lock_acquire+0x1d5/0x580 [ 32.457146] genl_rcv_msg+0xb2/0x140 [ 32.457154] netlink_rcv_skb+0x224/0x470 [ 32.457159] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 32.457165] ? netlink_ack+0xa10/0xa10 [ 32.457168] ? genl_rcv+0x19/0x40 [ 32.457176] ? netlink_skb_destructor+0x1d0/0x1d0 [ 32.457184] ? selinux_nlmsg_lookup+0x32b/0x430 [ 32.457192] genl_rcv+0x28/0x40 [ 32.457197] netlink_unicast+0x4ee/0x700 [ 32.457207] ? netlink_attachskb+0x8a0/0x8a0 [ 32.457217] ? security_netlink_send+0x81/0xb0 [ 32.457225] netlink_sendmsg+0xa4a/0xe60 [ 32.457236] ? netlink_unicast+0x700/0x700 [ 32.457245] ? security_socket_sendmsg+0x89/0xb0 [ 32.457249] ? netlink_unicast+0x700/0x700 [ 32.457257] sock_sendmsg+0xca/0x110 [ 32.457264] ___sys_sendmsg+0x767/0x8b0 [ 32.457273] ? copy_msghdr_from_user+0x590/0x590 [ 32.457287] ? __do_page_fault+0x5f7/0xc90 [ 32.457293] ? lock_downgrade+0x980/0x980 [ 32.457306] ? __fget_light+0x297/0x380 [ 32.457312] ? fget_raw+0x20/0x20 [ 32.457320] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 32.457324] ? vmacache_find+0x5f/0x280 [ 32.457336] ? up_read+0x1a/0x40 [ 32.457342] ? __do_page_fault+0x3d6/0xc90 [ 32.457345] ? get_unused_fd_flags+0x190/0x190 [ 32.457357] ? __fdget+0x18/0x20 [ 32.457366] __sys_sendmsg+0xe5/0x210 [ 32.457370] ? __sys_sendmsg+0xe5/0x210 [ 32.457376] ? SyS_shutdown+0x290/0x290 [ 32.457383] ? __do_page_fault+0xc90/0xc90 [ 32.457392] ? fd_install+0x4d/0x60 [ 32.457407] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 32.457417] SyS_sendmsg+0x2d/0x50 [ 32.457425] entry_SYSCALL_64_fastpath+0x23/0x9a [ 32.457429] RIP: 0033:0x43fd79 [ 32.457431] RSP: 002b:00007ffeea412a48 EFLAGS: 00000203 ORIG_RAX: 000000000000002e [ 32.457436] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fd79 [ 32.457438] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000003 [ 32.457440] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 32.457443] R10: 0000000000000000 R11: 0000000000000203 R12: 00000000004016e0 [ 32.457445] R13: 0000000000401770 R14: 0000000000000000 R15: 0000000000000000 [ 32.476867] Dumping ftrace buffer: [ 32.476936] (ftrace buffer empty) [ 32.476939] Kernel Offset: disabled [ 32.973194] Rebooting in 86400 seconds..