[....] Starting enhanced syslogd: rsyslogd[ 12.277864] audit: type=1400 audit(1515868870.213:5): avc: denied { syslog } for pid=3493 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 OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 16.823183] audit: type=1400 audit(1515868874.758:6): 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 '10.128.0.2' (ECDSA) to the list of known hosts. executing program [ 53.304405] audit: type=1400 audit(1515868911.240:7): avc: denied { map } for pid=3651 comm="syzkaller570622" path="/root/syzkaller570622340" 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 [ 53.308517] netlink: 'syzkaller570622': attribute type 9 has an invalid length. [ 53.309665] WARNING: CPU: 1 PID: 3651 at net/wireless/core.c:549 wiphy_register+0xfc3/0x2050 [ 53.309669] Kernel panic - not syncing: panic_on_warn set ... [ 53.309669] [ 53.309674] CPU: 1 PID: 3651 Comm: syzkaller570622 Not tainted 4.15.0-rc7+ #170 [ 53.309677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.309679] Call Trace: [ 53.309688] dump_stack+0x194/0x257 [ 53.309697] ? arch_local_irq_restore+0x53/0x53 [ 53.309707] ? vsnprintf+0x1ed/0x1900 [ 53.309717] panic+0x1e4/0x41c [ 53.309722] ? refcount_error_report+0x214/0x214 [ 53.309728] ? show_regs_print_info+0x18/0x18 [ 53.309739] ? __warn+0x1c1/0x200 [ 53.309748] ? wiphy_register+0xfc3/0x2050 [ 53.309752] __warn+0x1dc/0x200 [ 53.309757] ? wiphy_register+0xfc3/0x2050 [ 53.309764] report_bug+0x211/0x2d0 [ 53.309777] fixup_bug.part.11+0x37/0x80 [ 53.309783] do_error_trap+0x2d7/0x3e0 [ 53.309791] ? depot_save_stack+0x3b5/0x490 [ 53.309798] ? math_error+0x400/0x400 [ 53.309807] ? save_stack+0xa3/0xd0 [ 53.309812] ? save_stack+0x43/0xd0 [ 53.309816] ? kasan_kmalloc+0xad/0xe0 [ 53.309819] ? __kmalloc+0x162/0x760 [ 53.309829] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.309839] do_invalid_op+0x1b/0x20 [ 53.309843] invalid_op+0x22/0x40 [ 53.309848] RIP: 0010:wiphy_register+0xfc3/0x2050 [ 53.309851] RSP: 0018:ffff8801d9aceee0 EFLAGS: 00010293 [ 53.309860] RAX: ffff8801d9af0140 RBX: 000000000000000c RCX: ffffffff8517dd33 [ 53.309863] RDX: 0000000000000000 RSI: ffff8801d9a631c6 RDI: ffff8801d9a631b0 [ 53.309866] RBP: ffff8801d9acf060 R08: ffffed003b34c105 R09: ffffed003b34c105 [ 53.309868] R10: 0000000000000001 R11: ffffed003b34c104 R12: ffff8801d9a631b4 [ 53.309871] R13: dffffc0000000000 R14: ffff8801d9a60820 R15: ffff8801d9a60850 [ 53.309883] ? wiphy_register+0xfc3/0x2050 [ 53.309908] ? wiphy_unregister+0x1120/0x1120 [ 53.309918] ? rcu_read_lock_sched_held+0x108/0x120 [ 53.309923] ? __kmalloc+0x46e/0x760 [ 53.309928] ? find_held_lock+0x35/0x1d0 [ 53.309939] ? ieee80211_cs_list_valid+0x2f3/0x3c0 [ 53.309944] ? ieee80211_register_hw+0xa8e/0x3100 [ 53.309953] ieee80211_register_hw+0x1162/0x3100 [ 53.309957] ? ieee80211_register_hw+0x1162/0x3100 [ 53.309970] ? ieee80211_ifa6_changed+0x9c0/0x9c0 [ 53.309987] mac80211_hwsim_new_radio+0x1b2e/0x2b90 [ 53.310008] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 53.310014] ? vprintk_emit+0x3ea/0x590 [ 53.310027] ? vprintk_default+0x28/0x30 [ 53.310033] ? vprintk_func+0x5e/0xc0 [ 53.310039] ? printk+0xaa/0xca [ 53.310044] ? show_regs_print_info+0x18/0x18 [ 53.310051] ? idr_get_free_cmn+0xfd0/0xfd0 [ 53.310060] ? validate_nla+0x683/0x6e0 [ 53.310068] ? validate_nla+0x209/0x6e0 [ 53.310076] hwsim_new_radio_nl+0x5b7/0x7c0 [ 53.310083] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 53.310097] ? __netlink_ns_capable+0xe1/0x120 [ 53.310108] genl_family_rcv_msg+0x7b7/0xfb0 [ 53.310119] ? genl_rcv+0x40/0x40 [ 53.310129] ? lock_downgrade+0x980/0x980 [ 53.310142] ? lock_acquire+0x1d5/0x580 [ 53.310162] genl_rcv_msg+0xb2/0x140 [ 53.310170] netlink_rcv_skb+0x224/0x470 [ 53.310175] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 53.310181] ? netlink_ack+0xa10/0xa10 [ 53.310184] ? genl_rcv+0x19/0x40 [ 53.310191] ? netlink_skb_destructor+0x1d0/0x1d0 [ 53.310200] ? selinux_nlmsg_lookup+0x32b/0x430 [ 53.310208] genl_rcv+0x28/0x40 [ 53.310212] netlink_unicast+0x4ee/0x700 [ 53.310222] ? netlink_attachskb+0x8a0/0x8a0 [ 53.310232] ? security_netlink_send+0x81/0xb0 [ 53.310240] netlink_sendmsg+0xa4a/0xe60 [ 53.310251] ? netlink_unicast+0x700/0x700 [ 53.310260] ? security_socket_sendmsg+0x89/0xb0 [ 53.310265] ? netlink_unicast+0x700/0x700 [ 53.310272] sock_sendmsg+0xca/0x110 [ 53.310279] ___sys_sendmsg+0x767/0x8b0 [ 53.310284] ? do_raw_spin_trylock+0x190/0x190 [ 53.310292] ? copy_msghdr_from_user+0x590/0x590 [ 53.310304] ? _raw_spin_unlock+0x22/0x30 [ 53.310315] ? check_noncircular+0x20/0x20 [ 53.310320] ? __pmd_alloc+0x4e0/0x4e0 [ 53.310330] ? __fget_light+0x297/0x380 [ 53.310336] ? fget_raw+0x20/0x20 [ 53.310348] ? handle_mm_fault+0x248/0x8d0 [ 53.310355] ? find_held_lock+0x35/0x1d0 [ 53.310374] __sys_sendmsg+0xe5/0x210 [ 53.310378] ? __sys_sendmsg+0xe5/0x210 [ 53.310385] ? SyS_shutdown+0x290/0x290 [ 53.310388] ? handle_mm_fault+0x410/0x8d0 [ 53.310395] ? __do_page_fault+0x32d/0xc90 [ 53.310401] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 53.310406] ? vmacache_find+0x5f/0x280 [ 53.310434] compat_SyS_sendmsg+0x2a/0x40 [ 53.310439] ? compat_SyS_getsockopt+0x420/0x420 [ 53.310444] do_fast_syscall_32+0x3ee/0xf9d [ 53.310455] ? do_int80_syscall_32+0x9d0/0x9d0 [ 53.310460] ? kasan_check_read+0x11/0x20 [ 53.310467] ? syscall_return_slowpath+0x550/0x550 [ 53.310478] ? SyS_rt_sigaction+0x94/0x1b0 [ 53.310485] ? SyS_sigprocmask+0x4b0/0x4b0 [ 53.310490] ? SyS_read+0x184/0x220 [ 53.310495] ? retint_user+0x18/0x18 [ 53.310504] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.310516] entry_SYSENTER_compat+0x54/0x63 [ 53.310520] RIP: 0023:0xf7f65c79 [ 53.310522] RSP: 002b:00000000ffaaf23c EFLAGS: 00000203 ORIG_RAX: 0000000000000172 [ 53.310526] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020b3dfc8 [ 53.310528] RDX: 0000000000000000 RSI: 0000000000000167 RDI: 0000000000000010 [ 53.310531] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 53.310533] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 53.310535] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 53.330623] Dumping ftrace buffer: [ 53.330703] (ftrace buffer empty) [ 53.330706] Kernel Offset: disabled [ 53.868892] Rebooting in 86400 seconds..