[ 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 '10.128.0.90' (ECDSA) to the list of known hosts. syzkaller login: [ 35.218061] IPVS: ftp: loaded support on port[0] = 21 executing program [ 35.277651] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 35.285369] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.302515] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.314699] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready executing program [ 35.321870] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.330413] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 35.330588] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.346098] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 35.370463] ------------[ cut here ]------------ [ 35.375304] WARNING: CPU: 1 PID: 8024 at net/wireless/sme.c:533 cfg80211_connect+0x1856/0x2120 [ 35.384049] Kernel panic - not syncing: panic_on_warn set ... [ 35.384049] [ 35.391403] CPU: 1 PID: 8024 Comm: syz-executor758 Not tainted 4.14.209-syzkaller #0 [ 35.399272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.408601] Call Trace: [ 35.411196] dump_stack+0x1b2/0x283 [ 35.414811] panic+0x1f9/0x42d [ 35.417992] ? add_taint.cold+0x16/0x16 [ 35.421957] ? cfg80211_connect+0x1856/0x2120 [ 35.426442] ? cfg80211_connect+0x1856/0x2120 [ 35.430920] __warn.cold+0x20/0x4b [ 35.434465] ? ist_end_non_atomic+0x10/0x10 [ 35.438773] ? cfg80211_connect+0x1856/0x2120 [ 35.443251] report_bug+0x208/0x249 [ 35.446867] do_error_trap+0x195/0x2d0 [ 35.450743] ? math_error+0x2d0/0x2d0 [ 35.454537] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 35.460409] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.465245] invalid_op+0x1b/0x40 [ 35.468687] RIP: 0010:cfg80211_connect+0x1856/0x2120 [ 35.473771] RSP: 0018:ffff8880b1e57448 EFLAGS: 00010297 [ 35.479140] RAX: ffff888095456540 RBX: ffff88809484d750 RCX: 0000000000000000 [ 35.486392] RDX: 0000000000000000 RSI: ffff8880b4a317a6 RDI: ffffffff886b8838 [ 35.493732] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1012909b0a [ 35.500983] R10: ffff88809484d855 R11: ffff888095456540 R12: ffff8880b1e575c0 [ 35.508227] R13: ffffffff886b8700 R14: ffff88809484d878 R15: ffff88809484d850 [ 35.515486] ? cfg80211_connect+0x1856/0x2120 [ 35.519959] ? trace_hardirqs_on+0x10/0x10 [ 35.524169] ? memset+0x20/0x40 [ 35.527423] ? __cfg80211_disconnected+0x18e0/0x18e0 [ 35.532523] ? nl80211_crypto_settings+0x3a5/0x960 [ 35.537426] ? ieee80211_get_channel+0xed/0x150 [ 35.542073] nl80211_connect+0x1379/0x1cd0 [ 35.546285] ? nl80211_update_connect_params+0x9a0/0x9a0 [ 35.551718] ? lock_acquire+0x170/0x3f0 [ 35.555667] ? nl80211_pre_doit+0x2d9/0x510 [ 35.559978] ? nl80211_pre_doit+0x79/0x510 [ 35.564188] genl_family_rcv_msg+0x572/0xb20 [ 35.568587] ? genl_rcv+0x40/0x40 [ 35.572040] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 35.577462] ? trace_hardirqs_on+0x10/0x10 [ 35.581688] ? sock_sendmsg+0xb5/0x100 [ 35.585553] genl_rcv_msg+0xaf/0x140 [ 35.589242] netlink_rcv_skb+0x125/0x390 [ 35.593287] ? genl_family_rcv_msg+0xb20/0xb20 [ 35.597943] ? netlink_ack+0x9a0/0x9a0 [ 35.601804] ? lock_acquire+0x170/0x3f0 [ 35.605765] genl_rcv+0x24/0x40 [ 35.609030] netlink_unicast+0x437/0x610 [ 35.613075] ? netlink_sendskb+0xd0/0xd0 [ 35.617107] ? __check_object_size+0x179/0x22c [ 35.621664] netlink_sendmsg+0x62e/0xb80 [ 35.625706] ? nlmsg_notify+0x170/0x170 [ 35.629666] ? kernel_recvmsg+0x210/0x210 [ 35.633802] ? security_socket_sendmsg+0x83/0xb0 [ 35.638532] ? nlmsg_notify+0x170/0x170 [ 35.642495] sock_sendmsg+0xb5/0x100 [ 35.646184] ___sys_sendmsg+0x6c8/0x800 [ 35.650132] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 35.654865] ? dev_ioctl+0xe7/0xbe0 [ 35.658494] ? dev_ifsioc+0x7d0/0x7d0 [ 35.662270] ? __dentry_kill+0x3f7/0x550 [ 35.666317] ? trace_hardirqs_on+0x10/0x10 [ 35.670528] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 35.675519] ? kmem_cache_free+0x23a/0x2b0 [ 35.679743] ? sock_ioctl+0x16c/0x4c0 [ 35.683516] ? sock_release+0x1e0/0x1e0 [ 35.687474] ? __fdget+0x167/0x1f0 [ 35.690989] ? sockfd_lookup_light+0xb2/0x160 [ 35.695458] __sys_sendmsg+0xa3/0x120 [ 35.699234] ? SyS_shutdown+0x160/0x160 [ 35.703190] ? security_file_ioctl+0x83/0xb0 [ 35.707592] SyS_sendmsg+0x27/0x40 [ 35.711119] ? __sys_sendmsg+0x120/0x120 [ 35.715153] do_syscall_64+0x1d5/0x640 [ 35.719031] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 35.724192] RIP: 0033:0x442139 [ 35.727353] RSP: 002b:00007ffd28e0c938 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 35.735033] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442139 [ 35.742284] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 35.749527] RBP: 0000000000000000 R08: 0000001300000000 R09: 0000001300000000 [ 35.756779] R10: 0000001300000000 R11: 0000000000000246 R12: 0000000000008a3b [ 35.764022] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 35.771845] Kernel Offset: disabled [ 35.775521] Rebooting in 86400 seconds..