[ 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 '10.128.0.201' (ECDSA) to the list of known hosts. syzkaller login: [ 65.268080][ T6866] IPVS: ftp: loaded support on port[0] = 21 [ 65.351720][ T21] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.366799][ T21] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.386067][ T124] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 65.399759][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.408601][ T124] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.420625][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 65.455563][ T6866] ------------[ cut here ]------------ [ 65.461457][ T6866] WARNING: CPU: 0 PID: 6866 at net/mac80211/ieee80211_i.h:1447 sta_info_alloc+0x1900/0x1f90 [ 65.472201][ T6866] Kernel panic - not syncing: panic_on_warn set ... [ 65.478896][ T6866] CPU: 0 PID: 6866 Comm: syz-executor893 Not tainted 5.9.0-rc8-syzkaller #0 [ 65.487572][ T6866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.497642][ T6866] Call Trace: [ 65.501057][ T6866] dump_stack+0x198/0x1fd [ 65.505369][ T6866] panic+0x382/0x7fb [ 65.509246][ T6866] ? __warn_printk+0xf3/0xf3 [ 65.513816][ T6866] ? printk+0xba/0xed [ 65.517775][ T6866] ? log_store.cold+0x16/0x16 [ 65.522446][ T6866] ? __warn.cold+0x5/0x4b [ 65.526768][ T6866] ? __warn+0xd6/0x1f2 [ 65.530817][ T6866] ? sta_info_alloc+0x1900/0x1f90 [ 65.535818][ T6866] __warn.cold+0x20/0x4b [ 65.540047][ T6866] ? sta_info_alloc+0x1900/0x1f90 [ 65.545067][ T6866] report_bug+0x1bd/0x210 [ 65.549393][ T6866] handle_bug+0x38/0x90 [ 65.553540][ T6866] exc_invalid_op+0x14/0x40 [ 65.558035][ T6866] asm_exc_invalid_op+0x12/0x20 [ 65.562863][ T6866] RIP: 0010:sta_info_alloc+0x1900/0x1f90 [ 65.568474][ T6866] 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 10 05 b6 f9 <0f> 0b e8 f9 76 66 00 31 ff 89 c3 89 c6 e8 5e 01 b6 f9 85 db 74 1d [ 65.588163][ T6866] RSP: 0018:ffffc90000eb7498 EFLAGS: 00010293 [ 65.594262][ T6866] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff87c03951 [ 65.602404][ T6866] RDX: ffff888092eba1c0 RSI: ffffffff87c03a00 RDI: 0000000000000005 [ 65.610356][ T6866] RBP: ffff88808a030c80 R08: 0000000000000001 R09: ffffffff8d0c39e7 [ 65.618407][ T6866] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 65.626376][ T6866] R13: ffff88808a0331b0 R14: dffffc0000000000 R15: ffff888091de4000 [ 65.634366][ T6866] ? sta_info_alloc+0x1851/0x1f90 [ 65.639371][ T6866] ? sta_info_alloc+0x1900/0x1f90 [ 65.644391][ T6866] ? sta_info_alloc+0x1900/0x1f90 [ 65.649403][ T6866] ieee80211_add_station+0x28c/0x660 [ 65.654684][ T6866] nl80211_new_station+0xde7/0x1440 [ 65.659877][ T6866] ? rdev_set_coalesce+0x390/0x390 [ 65.664980][ T6866] ? nl80211_pre_doit+0xa2/0x630 [ 65.669914][ T6866] ? nl80211_dump_wiphy_parse.constprop.0+0x580/0x580 [ 65.676683][ T6866] genl_rcv_msg+0x61d/0x980 [ 65.681178][ T6866] ? genl_family_rcv_msg_attrs_parse.isra.0+0x250/0x250 [ 65.688105][ T6866] ? lock_release+0x8f0/0x8f0 [ 65.692768][ T6866] netlink_rcv_skb+0x15a/0x430 [ 65.697514][ T6866] ? genl_family_rcv_msg_attrs_parse.isra.0+0x250/0x250 [ 65.704427][ T6866] ? netlink_ack+0xa10/0xa10 [ 65.709026][ T6866] ? __kmalloc_node_track_caller+0x38/0x60 [ 65.714812][ T6866] genl_rcv+0x24/0x40 [ 65.718774][ T6866] netlink_unicast+0x533/0x7d0 [ 65.723518][ T6866] ? netlink_attachskb+0x810/0x810 [ 65.728623][ T6866] ? __phys_addr_symbol+0x2c/0x70 [ 65.733626][ T6866] ? __check_object_size+0x171/0x3e4 [ 65.738894][ T6866] netlink_sendmsg+0x856/0xd90 [ 65.743703][ T6866] ? netlink_unicast+0x7d0/0x7d0 [ 65.748688][ T6866] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 65.753966][ T6866] ? netlink_unicast+0x7d0/0x7d0 [ 65.758919][ T6866] sock_sendmsg+0xcf/0x120 [ 65.763321][ T6866] ____sys_sendmsg+0x6e8/0x810 [ 65.768068][ T6866] ? kernel_sendmsg+0x50/0x50 [ 65.772725][ T6866] ? do_recvmmsg+0x6d0/0x6d0 [ 65.777312][ T6866] ? stack_trace_consume_entry+0x160/0x160 [ 65.783102][ T6866] ___sys_sendmsg+0xf3/0x170 [ 65.787673][ T6866] ? sendmsg_copy_msghdr+0x160/0x160 [ 65.792953][ T6866] ? syscall_exit_to_user_mode+0x7e/0x2e0 [ 65.798654][ T6866] ? lock_downgrade+0x830/0x830 [ 65.803482][ T6866] ? check_preemption_disabled+0x50/0x130 [ 65.809185][ T6866] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 65.814993][ T6866] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 65.820956][ T6866] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 65.826745][ T6866] ? lockdep_hardirqs_on+0x53/0x100 [ 65.831938][ T6866] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 65.837784][ T6866] ? debug_object_active_state+0x260/0x350 [ 65.843830][ T6866] ? debug_object_init_on_stack+0x20/0x20 [ 65.849580][ T6866] ? __fget_light+0x215/0x280 [ 65.854244][ T6866] __sys_sendmsg+0xe5/0x1b0 [ 65.858736][ T6866] ? __sys_sendmsg_sock+0xb0/0xb0 [ 65.863753][ T6866] ? lock_is_held_type+0xbb/0xf0 [ 65.868678][ T6866] ? check_preemption_disabled+0x50/0x130 [ 65.874395][ T6866] ? syscall_enter_from_user_mode+0x1d/0x60 [ 65.880296][ T6866] do_syscall_64+0x2d/0x70 [ 65.884694][ T6866] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.890563][ T6866] RIP: 0033:0x441999 [ 65.894438][ T6866] 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 [ 65.914031][ T6866] RSP: 002b:00007ffc33dd0138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.922421][ T6866] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441999 [ 65.930385][ T6866] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 [ 65.938336][ T6866] RBP: 000000306e616c77 R08: 0000000000000000 R09: 0000002000000000 [ 65.946286][ T6866] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 [ 65.954234][ T6866] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 65.963747][ T6866] Kernel Offset: disabled [ 65.968154][ T6866] Rebooting in 86400 seconds..