[ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.26' (ECDSA) to the list of known hosts. syzkaller login: [ 43.398744] IPVS: ftp: loaded support on port[0] = 21 [ 43.460922] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 43.469338] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.485448] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program executing program [ 43.506964] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.524927] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 43.531209] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.538368] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.546204] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 43.566036] ------------[ cut here ]------------ [ 43.571414] WARNING: CPU: 0 PID: 8178 at net/wireless/sme.c:533 cfg80211_connect.cold+0x47/0x6c [ 43.580257] Kernel panic - not syncing: panic_on_warn set ... [ 43.580257] [ 43.588078] CPU: 0 PID: 8178 Comm: syz-executor668 Not tainted 4.19.169-syzkaller #0 [ 43.596391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.605831] Call Trace: [ 43.608426] dump_stack+0x1fc/0x2ef [ 43.612043] panic+0x26a/0x50e [ 43.615246] ? __warn_printk+0xf3/0xf3 [ 43.619167] ? cfg80211_connect.cold+0x47/0x6c [ 43.624026] ? __probe_kernel_read+0x130/0x1b0 [ 43.628592] ? __warn.cold+0x5/0x5a [ 43.632210] ? __warn+0xe4/0x200 [ 43.635566] ? cfg80211_connect.cold+0x47/0x6c [ 43.640149] __warn.cold+0x20/0x5a [ 43.643680] ? cfg80211_connect.cold+0x47/0x6c [ 43.648285] report_bug+0x262/0x2b0 [ 43.651956] do_error_trap+0x1d7/0x310 [ 43.655855] ? math_error+0x310/0x310 [ 43.659668] ? __irq_work_queue_local+0x101/0x160 [ 43.664499] ? irq_work_queue+0x29/0x80 [ 43.668478] ? error_entry+0x72/0xd0 [ 43.672195] ? trace_hardirqs_off_caller+0x6e/0x210 [ 43.677266] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.682096] invalid_op+0x14/0x20 [ 43.685540] RIP: 0010:cfg80211_connect.cold+0x47/0x6c [ 43.690714] Code: 48 c7 c7 60 0c 66 89 e8 a8 7d df ff 0f 0b 41 bc ea ff ff ff e9 4f ea 77 ff e8 c8 47 51 f9 48 c7 c7 60 0c 66 89 e8 8a 7d df ff <0f> 0b 41 bc 8d ff ff ff e9 ee f0 77 ff e8 aa 47 51 f9 48 c7 c7 60 [ 43.709605] RSP: 0018:ffff888094f87370 EFLAGS: 00010286 [ 43.714953] RAX: 0000000000000024 RBX: 0000000000000000 RCX: 0000000000000000 [ 43.722209] RDX: 0000000000000000 RSI: ffffffff814de1b1 RDI: ffffed10129f0e60 [ 43.729478] RBP: ffff8880afe8e150 R08: 0000000000000024 R09: 0000000000000000 [ 43.736763] R10: 0000000000000005 R11: 0000000000000000 R12: ffff888094f87508 [ 43.744028] R13: ffffffff896736e0 R14: ffff8880afe8e178 R15: 0000000000000006 [ 43.751414] ? vprintk_func+0x81/0x180 [ 43.755342] ? mark_held_locks+0xf0/0xf0 [ 43.759448] ? __cfg80211_disconnected+0x1920/0x1920 [ 43.764534] ? memset+0x20/0x40 [ 43.767798] ? nl80211_crypto_settings+0x54c/0xc00 [ 43.772717] ? ieee80211_get_channel+0x12d/0x1a0 [ 43.777479] nl80211_connect+0x1672/0x2010 [ 43.781702] ? nl80211_join_ibss+0x1300/0x1300 [ 43.786285] ? lock_acquire+0x170/0x3c0 [ 43.790253] ? nl80211_pre_doit+0x34f/0x620 [ 43.794595] ? nl80211_pre_doit+0xa2/0x620 [ 43.798822] ? __cfg80211_rdev_from_attrs+0x700/0x700 [ 43.804036] genl_family_rcv_msg+0x642/0xc40 [ 43.808491] ? genl_rcv+0x40/0x40 [ 43.811943] ? genl_rcv_msg+0x12f/0x160 [ 43.815902] ? __mutex_add_waiter+0x160/0x160 [ 43.820396] ? __radix_tree_lookup+0x216/0x370 [ 43.824966] genl_rcv_msg+0xbf/0x160 [ 43.828682] netlink_rcv_skb+0x160/0x440 [ 43.832751] ? genl_family_rcv_msg+0xc40/0xc40 [ 43.837317] ? netlink_ack+0xae0/0xae0 [ 43.841219] ? genl_rcv+0x15/0x40 [ 43.844687] genl_rcv+0x24/0x40 [ 43.847963] netlink_unicast+0x4d5/0x690 [ 43.852022] ? netlink_sendskb+0x110/0x110 [ 43.856245] ? _copy_from_iter_full+0x229/0x7c0 [ 43.860915] ? __phys_addr_symbol+0x2c/0x70 [ 43.865221] ? __check_object_size+0x17b/0x3e0 [ 43.869792] netlink_sendmsg+0x6bb/0xc40 [ 43.873877] ? aa_af_perm+0x230/0x230 [ 43.877667] ? nlmsg_notify+0x1a0/0x1a0 [ 43.881716] ? kernel_recvmsg+0x220/0x220 [ 43.885858] ? nlmsg_notify+0x1a0/0x1a0 [ 43.889820] sock_sendmsg+0xc3/0x120 [ 43.893530] ___sys_sendmsg+0x7bb/0x8e0 [ 43.897494] ? copy_msghdr_from_user+0x440/0x440 [ 43.902288] ? sock_ioctl+0x30e/0x5d0 [ 43.906076] ? dlci_ioctl_set+0x30/0x30 [ 43.910054] ? lock_downgrade+0x720/0x720 [ 43.914208] ? lock_acquire+0x170/0x3c0 [ 43.918166] ? debug_object_active_state+0x104/0x330 [ 43.923259] ? mark_held_locks+0xf0/0xf0 [ 43.927307] ? dlci_ioctl_set+0x30/0x30 [ 43.931282] ? do_vfs_ioctl+0x110/0x12e0 [ 43.935463] ? ioctl_preallocate+0x200/0x200 [ 43.939891] ? __fdget+0x1a0/0x230 [ 43.943429] __x64_sys_sendmsg+0x132/0x220 [ 43.947667] ? __sys_sendmsg+0x1b0/0x1b0 [ 43.951723] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 43.957154] ? trace_hardirqs_off_caller+0x6e/0x210 [ 43.962165] ? do_syscall_64+0x21/0x620 [ 43.966172] do_syscall_64+0xf9/0x620 [ 43.969974] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.975176] RIP: 0033:0x442139 [ 43.978672] Code: e8 ac 00 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 43.997672] RSP: 002b:00007ffec6b6d468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.005383] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442139 [ 44.012666] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 44.020017] RBP: 0000000000000000 R08: 0000001e00000000 R09: 0000001e00000000 [ 44.027287] R10: 0000001e00000000 R11: 0000000000000246 R12: 000000000000aa22 [ 44.034630] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 44.042491] Kernel Offset: disabled [ 44.046175] Rebooting in 86400 seconds..