[ 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 '10.128.0.168' (ECDSA) to the list of known hosts. syzkaller login: [ 64.694704][ T6879] IPVS: ftp: loaded support on port[0] = 21 [ 64.785218][ T25] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.814713][ T6707] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.820768][ T25] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 64.823202][ T6707] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.830988][ T2641] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.849217][ T2641] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.884162][ T6879] ------------[ cut here ]------------ [ 64.889770][ T6879] WARNING: CPU: 1 PID: 6879 at net/mac80211/ieee80211_i.h:1447 sta_info_alloc+0x1900/0x1f90 [ 64.900572][ T6879] Kernel panic - not syncing: panic_on_warn set ... [ 64.907170][ T6879] CPU: 1 PID: 6879 Comm: syz-executor975 Not tainted 5.9.0-rc8-syzkaller #0 [ 64.915832][ T6879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.925875][ T6879] Call Trace: [ 64.929466][ T6879] dump_stack+0x198/0x1fd [ 64.933809][ T6879] panic+0x382/0x7fb [ 64.937730][ T6879] ? __warn_printk+0xf3/0xf3 [ 64.942348][ T6879] ? printk+0xba/0xed [ 64.946347][ T6879] ? log_store.cold+0x16/0x16 [ 64.951261][ T6879] ? __warn.cold+0x5/0x4b [ 64.955567][ T6879] ? __warn+0xd6/0x1f2 [ 64.959614][ T6879] ? sta_info_alloc+0x1900/0x1f90 [ 64.964616][ T6879] __warn.cold+0x20/0x4b [ 64.968838][ T6879] ? sta_info_alloc+0x1900/0x1f90 [ 64.973855][ T6879] report_bug+0x1bd/0x210 [ 64.978166][ T6879] handle_bug+0x38/0x90 [ 64.982318][ T6879] exc_invalid_op+0x14/0x40 [ 64.986800][ T6879] asm_exc_invalid_op+0x12/0x20 [ 64.991644][ T6879] RIP: 0010:sta_info_alloc+0x1900/0x1f90 [ 64.997276][ T6879] Code: 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f0 04 00 00 49 8b 9f 60 01 00 00 e9 fc f6 ff ff e8 e0 04 b6 f9 <0f> 0b e8 c9 76 66 00 31 ff 89 c3 89 c6 e8 2e 01 b6 f9 85 db 74 1d [ 65.016872][ T6879] RSP: 0018:ffffc900061e7498 EFLAGS: 00010293 [ 65.022915][ T6879] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff87c03981 [ 65.030862][ T6879] RDX: ffff88809414e2c0 RSI: ffffffff87c03a30 RDI: 0000000000000005 [ 65.038822][ T6879] RBP: ffff888084c40c80 R08: 0000000000000001 R09: ffffffff8d0c39e7 [ 65.046767][ T6879] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 65.054714][ T6879] R13: ffff888084c431b0 R14: dffffc0000000000 R15: ffff888093504000 [ 65.062673][ T6879] ? sta_info_alloc+0x1851/0x1f90 [ 65.067702][ T6879] ? sta_info_alloc+0x1900/0x1f90 [ 65.072707][ T6879] ? sta_info_alloc+0x1900/0x1f90 [ 65.077719][ T6879] ieee80211_add_station+0x28c/0x660 [ 65.082982][ T6879] nl80211_new_station+0xde7/0x1440 [ 65.088160][ T6879] ? rdev_set_coalesce+0x390/0x390 [ 65.093277][ T6879] ? nl80211_pre_doit+0xa2/0x630 [ 65.098188][ T6879] ? nl80211_dump_wiphy_parse.constprop.0+0x580/0x580 [ 65.104923][ T6879] genl_rcv_msg+0x61d/0x980 [ 65.109409][ T6879] ? genl_family_rcv_msg_attrs_parse.isra.0+0x250/0x250 [ 65.116341][ T6879] ? lock_release+0x8f0/0x8f0 [ 65.120997][ T6879] netlink_rcv_skb+0x15a/0x430 [ 65.125742][ T6879] ? genl_family_rcv_msg_attrs_parse.isra.0+0x250/0x250 [ 65.132666][ T6879] ? netlink_ack+0xa10/0xa10 [ 65.137244][ T6879] ? __kmalloc_node_track_caller+0x38/0x60 [ 65.143026][ T6879] genl_rcv+0x24/0x40 [ 65.146998][ T6879] netlink_unicast+0x533/0x7d0 [ 65.151743][ T6879] ? netlink_attachskb+0x810/0x810 [ 65.156847][ T6879] ? __phys_addr_symbol+0x2c/0x70 [ 65.161846][ T6879] ? __check_object_size+0x171/0x3e4 [ 65.167120][ T6879] netlink_sendmsg+0x856/0xd90 [ 65.171863][ T6879] ? netlink_unicast+0x7d0/0x7d0 [ 65.176781][ T6879] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 65.182042][ T6879] ? netlink_unicast+0x7d0/0x7d0 [ 65.186972][ T6879] sock_sendmsg+0xcf/0x120 [ 65.191379][ T6879] ____sys_sendmsg+0x6e8/0x810 [ 65.196119][ T6879] ? kernel_sendmsg+0x50/0x50 [ 65.200768][ T6879] ? do_recvmmsg+0x6d0/0x6d0 [ 65.205351][ T6879] ? stack_trace_consume_entry+0x160/0x160 [ 65.211138][ T6879] ___sys_sendmsg+0xf3/0x170 [ 65.215708][ T6879] ? sendmsg_copy_msghdr+0x160/0x160 [ 65.221009][ T6879] ? syscall_exit_to_user_mode+0x7e/0x2e0 [ 65.226723][ T6879] ? lock_downgrade+0x830/0x830 [ 65.231551][ T6879] ? check_preemption_disabled+0x50/0x130 [ 65.237262][ T6879] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 65.243043][ T6879] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 65.249014][ T6879] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 65.254798][ T6879] ? lockdep_hardirqs_on+0x53/0x100 [ 65.259986][ T6879] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 65.265767][ T6879] ? debug_object_active_state+0x260/0x350 [ 65.271551][ T6879] ? debug_object_init_on_stack+0x20/0x20 [ 65.277263][ T6879] ? __fget_light+0x215/0x280 [ 65.281926][ T6879] __sys_sendmsg+0xe5/0x1b0 [ 65.286420][ T6879] ? __sys_sendmsg_sock+0xb0/0xb0 [ 65.291430][ T6879] ? lock_is_held_type+0xbb/0xf0 [ 65.296352][ T6879] ? check_preemption_disabled+0x50/0x130 [ 65.302048][ T6879] ? syscall_enter_from_user_mode+0x1d/0x60 [ 65.307938][ T6879] do_syscall_64+0x2d/0x70 [ 65.312349][ T6879] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.318241][ T6879] RIP: 0033:0x441999 [ 65.322117][ T6879] Code: e8 dc 05 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 0d fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.341695][ T6879] RSP: 002b:00007fff65697918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.350095][ T6879] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441999 [ 65.358043][ T6879] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 [ 65.366012][ T6879] RBP: 000000306e616c77 R08: 0000000000000000 R09: 0000002000000000 [ 65.373975][ T6879] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 [ 65.381922][ T6879] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 65.391443][ T6879] Kernel Offset: disabled [ 65.395842][ T6879] Rebooting in 86400 seconds..