[ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ 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 '10.128.1.23' (ECDSA) to the list of known hosts. syzkaller login: [ 33.657075] IPVS: ftp: loaded support on port[0] = 21 executing program [ 33.721622] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 33.729144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.740152] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.757612] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 33.769351] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 33.776115] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.783328] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.790035] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 33.811953] ------------[ cut here ]------------ [ 33.817094] WARNING: CPU: 1 PID: 8157 at net/wireless/sme.c:533 cfg80211_connect.cold+0x47/0x6c [ 33.826029] Kernel panic - not syncing: panic_on_warn set ... [ 33.826029] [ 33.833378] CPU: 1 PID: 8157 Comm: syz-executor714 Not tainted 4.19.179-syzkaller #0 [ 33.841238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.850571] Call Trace: [ 33.853157] dump_stack+0x1fc/0x2ef [ 33.856780] panic+0x26a/0x50e [ 33.859955] ? __warn_printk+0xf3/0xf3 [ 33.863833] ? cfg80211_connect.cold+0x47/0x6c [ 33.868400] ? __probe_kernel_read+0x130/0x1b0 [ 33.872971] ? __warn.cold+0x5/0x5a [ 33.876841] ? __warn+0xe4/0x200 [ 33.880197] ? cfg80211_connect.cold+0x47/0x6c [ 33.884763] __warn.cold+0x20/0x5a [ 33.888287] ? cfg80211_connect.cold+0x47/0x6c [ 33.892903] report_bug+0x262/0x2b0 [ 33.896559] do_error_trap+0x1d7/0x310 [ 33.900429] ? math_error+0x310/0x310 [ 33.904217] ? __irq_work_queue_local+0x101/0x160 [ 33.909088] ? irq_work_queue+0x29/0x80 [ 33.913045] ? error_entry+0x72/0xd0 [ 33.916743] ? trace_hardirqs_off_caller+0x6e/0x210 [ 33.921756] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.926583] invalid_op+0x14/0x20 [ 33.930197] RIP: 0010:cfg80211_connect.cold+0x47/0x6c [ 33.935541] Code: 48 c7 c7 40 14 66 89 e8 f5 7c df ff 0f 0b 41 bc ea ff ff ff e9 70 d9 77 ff e8 29 d7 50 f9 48 c7 c7 40 14 66 89 e8 d7 7c df ff <0f> 0b 41 bc 8d ff ff ff e9 0f e0 77 ff e8 0b d7 50 f9 48 c7 c7 40 [ 33.954427] RSP: 0018:ffff88808f4d7370 EFLAGS: 00010286 [ 33.959777] RAX: 0000000000000024 RBX: 0000000000000000 RCX: 0000000000000000 [ 33.967030] RDX: 0000000000000000 RSI: ffffffff814de3d1 RDI: ffffed1011e9ae60 [ 33.974282] RBP: ffff8880a3ba1310 R08: 0000000000000024 R09: 0000000000000000 [ 33.981647] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88808f4d7508 [ 33.988897] R13: ffffffff89673ec0 R14: ffff8880a3ba1338 R15: 0000000000000006 [ 33.996163] ? vprintk_func+0x81/0x180 [ 34.000040] ? mark_held_locks+0xf0/0xf0 [ 34.004112] ? __cfg80211_disconnected+0x1920/0x1920 [ 34.009200] ? memset+0x20/0x40 [ 34.012465] ? nl80211_crypto_settings+0x54c/0xc00 [ 34.017377] ? ieee80211_get_channel+0x12d/0x1a0 [ 34.022134] nl80211_connect+0x1672/0x2010 [ 34.026373] ? nl80211_join_ibss+0x1300/0x1300 [ 34.030937] ? lock_acquire+0x170/0x3c0 [ 34.034900] ? nl80211_pre_doit+0x34f/0x620 [ 34.039224] ? nl80211_pre_doit+0xa2/0x620 [ 34.043540] ? __cfg80211_rdev_from_attrs+0x700/0x700 [ 34.048724] genl_family_rcv_msg+0x642/0xc40 [ 34.053122] ? genl_rcv+0x40/0x40 [ 34.056580] ? genl_rcv_msg+0x12f/0x160 [ 34.060563] ? __mutex_add_waiter+0x160/0x160 [ 34.065048] ? __radix_tree_lookup+0x216/0x370 [ 34.069670] genl_rcv_msg+0xbf/0x160 [ 34.073377] netlink_rcv_skb+0x160/0x440 [ 34.077433] ? genl_family_rcv_msg+0xc40/0xc40 [ 34.082006] ? netlink_ack+0xae0/0xae0 [ 34.085877] ? genl_rcv+0x15/0x40 [ 34.089316] genl_rcv+0x24/0x40 [ 34.092578] netlink_unicast+0x4d5/0x690 [ 34.096623] ? netlink_sendskb+0x110/0x110 [ 34.100843] ? _copy_from_iter_full+0x229/0x7c0 [ 34.105493] ? __phys_addr_symbol+0x2c/0x70 [ 34.109797] ? __check_object_size+0x17b/0x3e0 [ 34.114375] netlink_sendmsg+0x6bb/0xc40 [ 34.118426] ? aa_af_perm+0x230/0x230 [ 34.122212] ? nlmsg_notify+0x1a0/0x1a0 [ 34.127011] ? kernel_recvmsg+0x220/0x220 [ 34.131160] ? nlmsg_notify+0x1a0/0x1a0 [ 34.135122] sock_sendmsg+0xc3/0x120 [ 34.138828] ___sys_sendmsg+0x7bb/0x8e0 [ 34.142833] ? copy_msghdr_from_user+0x440/0x440 [ 34.147580] ? sock_ioctl+0x30e/0x5d0 [ 34.151365] ? dlci_ioctl_set+0x30/0x30 [ 34.155334] ? lock_downgrade+0x720/0x720 [ 34.159466] ? lock_acquire+0x170/0x3c0 [ 34.163424] ? debug_object_active_state+0x104/0x330 [ 34.168652] ? mark_held_locks+0xf0/0xf0 [ 34.172713] ? dlci_ioctl_set+0x30/0x30 [ 34.176677] ? do_vfs_ioctl+0x110/0x12e0 [ 34.180760] ? ioctl_preallocate+0x200/0x200 [ 34.185164] ? __fdget+0x1a0/0x230 [ 34.188693] __x64_sys_sendmsg+0x132/0x220 [ 34.192912] ? __sys_sendmsg+0x1b0/0x1b0 [ 34.196964] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 34.202313] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.207314] ? do_syscall_64+0x21/0x620 [ 34.211272] do_syscall_64+0xf9/0x620 [ 34.215095] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.220266] RIP: 0033:0x441089 [ 34.223442] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 34.242333] RSP: 002b:00007fff39012a08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 34.250029] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441089 [ 34.257286] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 34.264574] RBP: 0000000000000000 R08: 0000000c00000000 R09: 0000000c00000000 [ 34.271829] R10: 0000000c00000000 R11: 0000000000000246 R12: 0000000000008402 [ 34.279083] R13: 00007fff39012a70 R14: 00007fff39012a60 R15: 00007fff39012a2c [ 34.287186] Kernel Offset: disabled [ 34.290905] Rebooting in 86400 seconds..