[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.40' (ECDSA) to the list of known hosts. syzkaller login: [ 28.957444] IPVS: ftp: loaded support on port[0] = 21 [ 29.019451] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 29.026868] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 29.037871] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 29.054602] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program executing program [ 29.076703] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 29.089490] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 29.096598] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 29.104345] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 29.126363] ------------[ cut here ]------------ [ 29.131191] WARNING: CPU: 0 PID: 8018 at net/wireless/sme.c:533 cfg80211_connect+0x1856/0x2120 [ 29.139926] Kernel panic - not syncing: panic_on_warn set ... [ 29.139926] [ 29.147262] CPU: 0 PID: 8018 Comm: syz-executor275 Not tainted 4.14.202-syzkaller #0 [ 29.155156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.164486] Call Trace: [ 29.167086] dump_stack+0x1b2/0x283 [ 29.170723] panic+0x1f9/0x42d [ 29.173902] ? add_taint.cold+0x16/0x16 [ 29.177857] ? cfg80211_connect+0x1856/0x2120 [ 29.182359] ? cfg80211_connect+0x1856/0x2120 [ 29.186842] __warn.cold+0x20/0x4b [ 29.190359] ? ist_end_non_atomic+0x10/0x10 [ 29.194665] ? cfg80211_connect+0x1856/0x2120 [ 29.199138] report_bug+0x208/0x249 [ 29.202744] do_error_trap+0x195/0x2d0 [ 29.206617] ? math_error+0x2d0/0x2d0 [ 29.210410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.215241] invalid_op+0x1b/0x40 [ 29.218697] RIP: 0010:cfg80211_connect+0x1856/0x2120 [ 29.223791] RSP: 0018:ffff888095757448 EFLAGS: 00010297 [ 29.229238] RAX: ffff888096a6c240 RBX: ffff8880b2ac5690 RCX: 0000000000000000 [ 29.236483] RDX: 0000000000000000 RSI: ffff888095b90ca6 RDI: ffffffff886b6238 [ 29.243738] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1016558af2 [ 29.250993] R10: ffff8880b2ac5795 R11: ffff888096a6c240 R12: ffff8880957575c0 [ 29.258238] R13: ffffffff886b6100 R14: ffff8880b2ac57b8 R15: ffff8880b2ac5790 [ 29.265497] ? cfg80211_connect+0x1856/0x2120 [ 29.269971] ? trace_hardirqs_on+0x10/0x10 [ 29.274183] ? memset+0x20/0x40 [ 29.277437] ? __cfg80211_disconnected+0x18e0/0x18e0 [ 29.282528] ? nl80211_crypto_settings+0x3a5/0x960 [ 29.287440] ? ieee80211_get_channel+0xed/0x150 [ 29.292100] nl80211_connect+0x1379/0x1cd0 [ 29.296313] ? nl80211_update_connect_params+0x9a0/0x9a0 [ 29.301749] ? lock_acquire+0x170/0x3f0 [ 29.305698] ? nl80211_pre_doit+0x2d9/0x510 [ 29.310020] ? nl80211_pre_doit+0x79/0x510 [ 29.314242] genl_family_rcv_msg+0x572/0xb20 [ 29.318628] ? genl_rcv+0x40/0x40 [ 29.322055] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 29.327491] ? trace_hardirqs_on+0x10/0x10 [ 29.331713] ? sock_sendmsg+0xb5/0x100 [ 29.335583] genl_rcv_msg+0xaf/0x140 [ 29.339287] netlink_rcv_skb+0x125/0x390 [ 29.343325] ? genl_family_rcv_msg+0xb20/0xb20 [ 29.347883] ? netlink_ack+0x9a0/0x9a0 [ 29.351756] ? lock_acquire+0x170/0x3f0 [ 29.355708] genl_rcv+0x24/0x40 [ 29.358979] netlink_unicast+0x437/0x610 [ 29.363027] ? netlink_sendskb+0xd0/0xd0 [ 29.367062] ? __check_object_size+0x179/0x22c [ 29.371618] netlink_sendmsg+0x62e/0xb80 [ 29.375658] ? nlmsg_notify+0x170/0x170 [ 29.379617] ? kernel_recvmsg+0x210/0x210 [ 29.383742] ? security_socket_sendmsg+0x83/0xb0 [ 29.388484] ? nlmsg_notify+0x170/0x170 [ 29.392534] sock_sendmsg+0xb5/0x100 [ 29.396222] ___sys_sendmsg+0x6c8/0x800 [ 29.400199] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 29.404943] ? dev_ioctl+0xe7/0xbe0 [ 29.408556] ? dev_ifsioc+0x7d0/0x7d0 [ 29.412334] ? __dentry_kill+0x3f7/0x550 [ 29.416371] ? trace_hardirqs_on+0x10/0x10 [ 29.420582] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.425584] ? kmem_cache_free+0x23a/0x2b0 [ 29.429795] ? sock_ioctl+0x16c/0x4c0 [ 29.433569] ? sock_release+0x1e0/0x1e0 [ 29.437526] ? __fdget+0x167/0x1f0 [ 29.441054] ? sockfd_lookup_light+0xb2/0x160 [ 29.445523] __sys_sendmsg+0xa3/0x120 [ 29.449312] ? SyS_shutdown+0x160/0x160 [ 29.453278] ? security_file_ioctl+0x83/0xb0 [ 29.457665] SyS_sendmsg+0x27/0x40 [ 29.461183] ? __sys_sendmsg+0x120/0x120 [ 29.465232] do_syscall_64+0x1d5/0x640 [ 29.469099] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.474273] RIP: 0033:0x442139 [ 29.477435] RSP: 002b:00007ffcb008f4c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 29.485137] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442139 [ 29.492393] RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000003 [ 29.499645] RBP: 0000000000000000 R08: 0000001300000000 R09: 0000001300000000 [ 29.506900] R10: 0000001300000000 R11: 0000000000000246 R12: 00000000000071c4 [ 29.514143] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 29.522006] Kernel Offset: disabled [ 29.525670] Rebooting in 86400 seconds..