[ 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. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.178' (ECDSA) to the list of known hosts. syzkaller login: [ 35.475105] IPVS: ftp: loaded support on port[0] = 21 [ 35.536755] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 35.544744] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.564050] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.567113] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready executing program executing program [ 35.581445] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.585046] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 35.591650] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.602680] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 35.627646] ------------[ cut here ]------------ [ 35.632830] WARNING: CPU: 1 PID: 8125 at net/wireless/sme.c:533 cfg80211_connect.cold+0x47/0x6c [ 35.641662] Kernel panic - not syncing: panic_on_warn set ... [ 35.641662] [ 35.649020] CPU: 1 PID: 8125 Comm: syz-executor341 Not tainted 4.19.176-syzkaller #0 [ 35.656913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.666247] Call Trace: [ 35.668840] dump_stack+0x1fc/0x2ef [ 35.672453] panic+0x26a/0x50e [ 35.675634] ? __warn_printk+0xf3/0xf3 [ 35.679776] ? cfg80211_connect.cold+0x47/0x6c [ 35.684356] ? __probe_kernel_read+0x130/0x1b0 [ 35.688931] ? __warn.cold+0x5/0x5a [ 35.692560] ? __warn+0xe4/0x200 [ 35.695939] ? cfg80211_connect.cold+0x47/0x6c [ 35.700504] __warn.cold+0x20/0x5a [ 35.704048] ? cfg80211_connect.cold+0x47/0x6c [ 35.709239] report_bug+0x262/0x2b0 [ 35.712873] do_error_trap+0x1d7/0x310 [ 35.716745] ? math_error+0x310/0x310 [ 35.720533] ? __irq_work_queue_local+0x101/0x160 [ 35.725358] ? irq_work_queue+0x29/0x80 [ 35.729315] ? error_entry+0x72/0xd0 [ 35.733032] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.738033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.742861] invalid_op+0x14/0x20 [ 35.746300] RIP: 0010:cfg80211_connect.cold+0x47/0x6c [ 35.751471] Code: 48 c7 c7 e0 10 66 89 e8 24 7e df ff 0f 0b 41 bc ea ff ff ff e9 cf da 77 ff e8 68 1c 51 f9 48 c7 c7 e0 10 66 89 e8 06 7e df ff <0f> 0b 41 bc 8d ff ff ff e9 6e e1 77 ff e8 4a 1c 51 f9 48 c7 c7 e0 [ 35.770354] RSP: 0018:ffff8880951bf370 EFLAGS: 00010286 [ 35.775716] RAX: 0000000000000024 RBX: 0000000000000000 RCX: 0000000000000000 [ 35.782974] RDX: 0000000000000000 RSI: ffffffff814de301 RDI: ffffed1012a37e60 [ 35.790246] RBP: ffff8880aed1d410 R08: 0000000000000024 R09: 0000000000000000 [ 35.797511] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880951bf508 [ 35.804762] R13: ffffffff89673b60 R14: ffff8880aed1d438 R15: 0000000000000006 [ 35.812028] ? vprintk_func+0x81/0x180 [ 35.815910] ? mark_held_locks+0xf0/0xf0 [ 35.819975] ? __cfg80211_disconnected+0x1920/0x1920 [ 35.825140] ? memset+0x20/0x40 [ 35.828417] ? nl80211_crypto_settings+0x54c/0xc00 [ 35.833374] ? ieee80211_get_channel+0x12d/0x1a0 [ 35.838161] nl80211_connect+0x1672/0x2010 [ 35.842385] ? nl80211_join_ibss+0x1300/0x1300 [ 35.846967] ? lock_acquire+0x170/0x3c0 [ 35.850960] ? nl80211_pre_doit+0x34f/0x620 [ 35.855290] ? nl80211_pre_doit+0xa2/0x620 [ 35.859524] ? __cfg80211_rdev_from_attrs+0x700/0x700 [ 35.865497] genl_family_rcv_msg+0x642/0xc40 [ 35.869911] ? genl_rcv+0x40/0x40 [ 35.873364] ? genl_rcv_msg+0x12f/0x160 [ 35.877323] ? __mutex_add_waiter+0x160/0x160 [ 35.881809] ? __radix_tree_lookup+0x216/0x370 [ 35.886393] genl_rcv_msg+0xbf/0x160 [ 35.890094] netlink_rcv_skb+0x160/0x440 [ 35.894140] ? genl_family_rcv_msg+0xc40/0xc40 [ 35.898707] ? netlink_ack+0xae0/0xae0 [ 35.902592] ? genl_rcv+0x15/0x40 [ 35.906046] genl_rcv+0x24/0x40 [ 35.909312] netlink_unicast+0x4d5/0x690 [ 35.913361] ? netlink_sendskb+0x110/0x110 [ 35.917582] ? _copy_from_iter_full+0x229/0x7c0 [ 35.922235] ? __phys_addr_symbol+0x2c/0x70 [ 35.926544] ? __check_object_size+0x17b/0x3e0 [ 35.931137] netlink_sendmsg+0x6bb/0xc40 [ 35.935197] ? aa_af_perm+0x230/0x230 [ 35.938983] ? nlmsg_notify+0x1a0/0x1a0 [ 35.942951] ? kernel_recvmsg+0x220/0x220 [ 35.947089] ? nlmsg_notify+0x1a0/0x1a0 [ 35.951049] sock_sendmsg+0xc3/0x120 [ 35.954749] ___sys_sendmsg+0x7bb/0x8e0 [ 35.958726] ? copy_msghdr_from_user+0x440/0x440 [ 35.963481] ? sock_ioctl+0x30e/0x5d0 [ 35.967365] ? dlci_ioctl_set+0x30/0x30 [ 35.971329] ? lock_downgrade+0x720/0x720 [ 35.975460] ? lock_acquire+0x170/0x3c0 [ 35.979420] ? debug_object_active_state+0x104/0x330 [ 35.984519] ? mark_held_locks+0xf0/0xf0 [ 35.988577] ? dlci_ioctl_set+0x30/0x30 [ 35.992537] ? do_vfs_ioctl+0x110/0x12e0 [ 35.996585] ? ioctl_preallocate+0x200/0x200 [ 36.000980] ? __fdget+0x1a0/0x230 [ 36.004517] __x64_sys_sendmsg+0x132/0x220 [ 36.008752] ? __sys_sendmsg+0x1b0/0x1b0 [ 36.012806] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.018170] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.023209] ? do_syscall_64+0x21/0x620 [ 36.027198] do_syscall_64+0xf9/0x620 [ 36.030993] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.036229] RIP: 0033:0x441019 [ 36.039407] 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 [ 36.058295] RSP: 002b:00007ffd3c677b78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.066007] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441019 [ 36.073261] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 36.080515] RBP: 0000000000000000 R08: 0000000c00000000 R09: 0000000c00000000 [ 36.087767] R10: 0000000c00000000 R11: 0000000000000246 R12: 0000000000008b11 [ 36.095021] R13: 00007ffd3c677bd0 R14: 00007ffd3c677bc0 R15: 00007ffd3c677b94 [ 36.103004] Kernel Offset: disabled [ 36.106665] Rebooting in 86400 seconds..