[ 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... [ 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 '10.128.0.9' (ECDSA) to the list of known hosts. syzkaller login: [ 33.140231] IPVS: ftp: loaded support on port[0] = 21 [ 33.203670] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 33.211545] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.221745] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.238421] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program executing program [ 33.250075] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 33.256431] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.264051] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.271371] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 33.289735] ------------[ cut here ]------------ [ 33.294983] WARNING: CPU: 0 PID: 8176 at net/wireless/sme.c:533 cfg80211_connect.cold+0x47/0x6c [ 33.303809] Kernel panic - not syncing: panic_on_warn set ... [ 33.303809] [ 33.311164] CPU: 0 PID: 8176 Comm: syz-executor407 Not tainted 4.19.170-syzkaller #0 [ 33.319037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.328376] Call Trace: [ 33.331050] dump_stack+0x1fc/0x2ef [ 33.334672] panic+0x26a/0x50e [ 33.337854] ? __warn_printk+0xf3/0xf3 [ 33.341739] ? cfg80211_connect.cold+0x47/0x6c [ 33.346452] ? __probe_kernel_read+0x130/0x1b0 [ 33.351035] ? __warn.cold+0x5/0x5a [ 33.354696] ? __warn+0xe4/0x200 [ 33.358070] ? cfg80211_connect.cold+0x47/0x6c [ 33.362640] __warn.cold+0x20/0x5a [ 33.366260] ? cfg80211_connect.cold+0x47/0x6c [ 33.370830] report_bug+0x262/0x2b0 [ 33.374496] do_error_trap+0x1d7/0x310 [ 33.378373] ? math_error+0x310/0x310 [ 33.382252] ? __irq_work_queue_local+0x101/0x160 [ 33.387504] ? irq_work_queue+0x29/0x80 [ 33.391472] ? error_entry+0x72/0xd0 [ 33.395186] ? trace_hardirqs_off_caller+0x6e/0x210 [ 33.400202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.405038] invalid_op+0x14/0x20 [ 33.408490] RIP: 0010:cfg80211_connect.cold+0x47/0x6c [ 33.413678] Code: 48 c7 c7 60 0c 66 89 e8 5e 7d df ff 0f 0b 41 bc ea ff ff ff e9 c5 e6 77 ff e8 7e 43 51 f9 48 c7 c7 60 0c 66 89 e8 40 7d df ff <0f> 0b 41 bc 8d ff ff ff e9 64 ed 77 ff e8 60 43 51 f9 48 c7 c7 60 [ 33.432580] RSP: 0018:ffff88809547f370 EFLAGS: 00010286 [ 33.437938] RAX: 0000000000000024 RBX: 0000000000000000 RCX: 0000000000000000 [ 33.445213] RDX: 0000000000000000 RSI: ffffffff814de1b1 RDI: ffffed1012a8fe60 [ 33.452473] RBP: ffff8880afb92110 R08: 0000000000000024 R09: 0000000000000000 [ 33.459733] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809547f508 [ 33.466997] R13: ffffffff896736e0 R14: ffff8880afb92138 R15: 0000000000000006 [ 33.474676] ? vprintk_func+0x81/0x180 [ 33.478567] ? mark_held_locks+0xf0/0xf0 [ 33.482670] ? __cfg80211_disconnected+0x1920/0x1920 [ 33.487770] ? memset+0x20/0x40 [ 33.491051] ? nl80211_crypto_settings+0x54c/0xc00 [ 33.496021] ? ieee80211_get_channel+0x12d/0x1a0 [ 33.500777] nl80211_connect+0x1672/0x2010 [ 33.505081] ? nl80211_join_ibss+0x1300/0x1300 [ 33.509654] ? lock_acquire+0x170/0x3c0 [ 33.513743] ? nl80211_pre_doit+0x34f/0x620 [ 33.518106] ? nl80211_pre_doit+0xa2/0x620 [ 33.522333] ? __cfg80211_rdev_from_attrs+0x700/0x700 [ 33.527521] genl_family_rcv_msg+0x642/0xc40 [ 33.531927] ? genl_rcv+0x40/0x40 [ 33.535371] ? genl_rcv_msg+0x12f/0x160 [ 33.539335] ? __mutex_add_waiter+0x160/0x160 [ 33.543912] ? __radix_tree_lookup+0x216/0x370 [ 33.548487] genl_rcv_msg+0xbf/0x160 [ 33.552200] netlink_rcv_skb+0x160/0x440 [ 33.556399] ? genl_family_rcv_msg+0xc40/0xc40 [ 33.560985] ? netlink_ack+0xae0/0xae0 [ 33.565027] ? genl_rcv+0x15/0x40 [ 33.568530] genl_rcv+0x24/0x40 [ 33.571803] netlink_unicast+0x4d5/0x690 [ 33.575889] ? netlink_sendskb+0x110/0x110 [ 33.580144] ? _copy_from_iter_full+0x229/0x7c0 [ 33.584866] ? __phys_addr_symbol+0x2c/0x70 [ 33.589188] ? __check_object_size+0x17b/0x3e0 [ 33.593789] netlink_sendmsg+0x6bb/0xc40 [ 33.597887] ? aa_af_perm+0x230/0x230 [ 33.601828] ? nlmsg_notify+0x1a0/0x1a0 [ 33.605795] ? kernel_recvmsg+0x220/0x220 [ 33.609944] ? nlmsg_notify+0x1a0/0x1a0 [ 33.614083] sock_sendmsg+0xc3/0x120 [ 33.617793] ___sys_sendmsg+0x7bb/0x8e0 [ 33.621889] ? copy_msghdr_from_user+0x440/0x440 [ 33.626653] ? sock_ioctl+0x30e/0x5d0 [ 33.630529] ? dlci_ioctl_set+0x30/0x30 [ 33.634608] ? lock_downgrade+0x720/0x720 [ 33.638839] ? lock_acquire+0x170/0x3c0 [ 33.642936] ? debug_object_active_state+0x104/0x330 [ 33.648058] ? mark_held_locks+0xf0/0xf0 [ 33.652193] ? dlci_ioctl_set+0x30/0x30 [ 33.656161] ? do_vfs_ioctl+0x110/0x12e0 [ 33.660259] ? ioctl_preallocate+0x200/0x200 [ 33.664702] ? __fdget+0x1a0/0x230 [ 33.668237] __x64_sys_sendmsg+0x132/0x220 [ 33.672465] ? __sys_sendmsg+0x1b0/0x1b0 [ 33.676521] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 33.681967] ? trace_hardirqs_off_caller+0x6e/0x210 [ 33.686980] ? do_syscall_64+0x21/0x620 [ 33.691006] do_syscall_64+0xf9/0x620 [ 33.694801] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 33.699981] RIP: 0033:0x442139 [ 33.703166] 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 [ 33.722059] RSP: 002b:00007ffef0c34998 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 33.729931] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442139 [ 33.737190] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 33.744463] RBP: 0000000000000000 R08: 0000001e00000000 R09: 0000001e00000000 [ 33.751810] R10: 0000001e00000000 R11: 0000000000000246 R12: 00000000000081f8 [ 33.759070] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 33.767333] Kernel Offset: disabled [ 33.771023] Rebooting in 86400 seconds..