[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.74' (ECDSA) to the list of known hosts. syzkaller login: [ 30.682266] IPVS: ftp: loaded support on port[0] = 21 [ 30.740730] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 30.759758] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 30.773781] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program executing program [ 30.796138] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 30.806978] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 30.820701] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 30.827996] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 30.836006] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 30.861802] ------------[ cut here ]------------ [ 30.866685] WARNING: CPU: 0 PID: 8013 at net/wireless/sme.c:533 cfg80211_connect+0x1856/0x2120 [ 30.875537] Kernel panic - not syncing: panic_on_warn set ... [ 30.875537] [ 30.882957] CPU: 0 PID: 8013 Comm: syz-executor906 Not tainted 4.14.206-syzkaller #0 [ 30.890827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.900357] Call Trace: [ 30.902943] dump_stack+0x1b2/0x283 [ 30.906563] panic+0x1f9/0x42d [ 30.909755] ? add_taint.cold+0x16/0x16 [ 30.913722] ? cfg80211_connect+0x1856/0x2120 [ 30.918225] ? cfg80211_connect+0x1856/0x2120 [ 30.922703] __warn.cold+0x20/0x4b [ 30.926224] ? ist_end_non_atomic+0x10/0x10 [ 30.930628] ? cfg80211_connect+0x1856/0x2120 [ 30.935400] report_bug+0x208/0x249 [ 30.939034] do_error_trap+0x195/0x2d0 [ 30.943085] ? math_error+0x2d0/0x2d0 [ 30.946878] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 30.952744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.957586] invalid_op+0x1b/0x40 [ 30.961025] RIP: 0010:cfg80211_connect+0x1856/0x2120 [ 30.966394] RSP: 0018:ffff88809577f448 EFLAGS: 00010297 [ 30.971927] RAX: ffff8880b10466c0 RBX: ffff8880b3009650 RCX: 0000000000000000 [ 30.979896] RDX: 0000000000000000 RSI: ffff8880b36efce6 RDI: ffffffff886b8278 [ 30.987504] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10166012ea [ 30.994788] R10: ffff8880b3009755 R11: ffff8880b10466c0 R12: ffff88809577f5c0 [ 31.002302] R13: ffffffff886b8140 R14: ffff8880b3009778 R15: ffff8880b3009750 [ 31.009687] ? cfg80211_connect+0x1856/0x2120 [ 31.014182] ? trace_hardirqs_on+0x10/0x10 [ 31.018678] ? memset+0x20/0x40 [ 31.022125] ? __cfg80211_disconnected+0x18e0/0x18e0 [ 31.027220] ? nl80211_crypto_settings+0x3a5/0x960 [ 31.032150] ? ieee80211_get_channel+0xed/0x150 [ 31.036809] nl80211_connect+0x1379/0x1cd0 [ 31.041036] ? nl80211_update_connect_params+0x9a0/0x9a0 [ 31.046488] ? lock_acquire+0x170/0x3f0 [ 31.050507] ? nl80211_pre_doit+0x2d9/0x510 [ 31.055286] ? nl80211_pre_doit+0x79/0x510 [ 31.059578] genl_family_rcv_msg+0x572/0xb20 [ 31.063972] ? genl_rcv+0x40/0x40 [ 31.067420] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 31.073178] ? trace_hardirqs_on+0x10/0x10 [ 31.077430] ? sock_sendmsg+0xb5/0x100 [ 31.081306] genl_rcv_msg+0xaf/0x140 [ 31.085026] netlink_rcv_skb+0x125/0x390 [ 31.089084] ? genl_family_rcv_msg+0xb20/0xb20 [ 31.093661] ? netlink_ack+0x9a0/0x9a0 [ 31.097634] ? lock_acquire+0x170/0x3f0 [ 31.102121] genl_rcv+0x24/0x40 [ 31.106387] netlink_unicast+0x437/0x610 [ 31.110472] ? netlink_sendskb+0xd0/0xd0 [ 31.114656] ? __check_object_size+0x179/0x22c [ 31.119222] netlink_sendmsg+0x62e/0xb80 [ 31.123284] ? nlmsg_notify+0x170/0x170 [ 31.127256] ? kernel_recvmsg+0x210/0x210 [ 31.133187] ? security_socket_sendmsg+0x83/0xb0 [ 31.139158] ? nlmsg_notify+0x170/0x170 [ 31.143811] sock_sendmsg+0xb5/0x100 [ 31.147517] ___sys_sendmsg+0x6c8/0x800 [ 31.151619] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 31.157512] ? dev_ioctl+0xe7/0xbe0 [ 31.161133] ? dev_ifsioc+0x7d0/0x7d0 [ 31.164930] ? __dentry_kill+0x3f7/0x550 [ 31.169044] ? trace_hardirqs_on+0x10/0x10 [ 31.173495] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.178628] ? kmem_cache_free+0x23a/0x2b0 [ 31.182877] ? sock_ioctl+0x16c/0x4c0 [ 31.186666] ? sock_release+0x1e0/0x1e0 [ 31.190641] ? __fdget+0x167/0x1f0 [ 31.194179] ? sockfd_lookup_light+0xb2/0x160 [ 31.198663] __sys_sendmsg+0xa3/0x120 [ 31.202562] ? SyS_shutdown+0x160/0x160 [ 31.206709] ? security_file_ioctl+0x83/0xb0 [ 31.211128] SyS_sendmsg+0x27/0x40 [ 31.214662] ? __sys_sendmsg+0x120/0x120 [ 31.218707] do_syscall_64+0x1d5/0x640 [ 31.222604] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 31.227971] RIP: 0033:0x442139 [ 31.231151] RSP: 002b:00007ffc5436b7a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 31.239150] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442139 [ 31.246408] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 31.253690] RBP: 0000000000000000 R08: 0000001300000000 R09: 0000001300000000 [ 31.260943] R10: 0000001300000000 R11: 0000000000000246 R12: 0000000000007894 [ 31.268301] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 31.276431] Kernel Offset: disabled [ 31.280165] Rebooting in 86400 seconds..