Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.78' (ECDSA) to the list of known hosts. syzkaller login: [ 64.096948][ T6888] IPVS: ftp: loaded support on port[0] = 21 [ 64.165425][ T110] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.179626][ T110] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.203040][ T2888] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 64.226597][ T110] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.234717][ T110] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.244167][ T2888] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.263515][ T6888] ------------[ cut here ]------------ [ 64.269035][ T6888] WARNING: CPU: 0 PID: 6888 at net/mac80211/ieee80211_i.h:1460 sta_info_alloc+0x1900/0x1f90 [ 64.280202][ T6888] Kernel panic - not syncing: panic_on_warn set ... [ 64.286793][ T6888] CPU: 0 PID: 6888 Comm: syz-executor284 Not tainted 5.9.0-rc8-syzkaller #0 [ 64.295457][ T6888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.305533][ T6888] Call Trace: [ 64.308838][ T6888] dump_stack+0x198/0x1fd [ 64.313155][ T6888] panic+0x382/0x7fb [ 64.317065][ T6888] ? __warn_printk+0xf3/0xf3 [ 64.321675][ T6888] ? printk+0xba/0xed [ 64.325635][ T6888] ? log_store.cold+0x16/0x16 [ 64.330314][ T6888] ? __warn.cold+0x5/0x4b [ 64.334638][ T6888] ? __warn+0xd6/0x1f2 [ 64.338693][ T6888] ? sta_info_alloc+0x1900/0x1f90 [ 64.343695][ T6888] __warn.cold+0x20/0x4b [ 64.347932][ T6888] ? sta_info_alloc+0x1900/0x1f90 [ 64.352938][ T6888] report_bug+0x1bd/0x210 [ 64.357273][ T6888] handle_bug+0x38/0x90 [ 64.361428][ T6888] exc_invalid_op+0x14/0x40 [ 64.366028][ T6888] asm_exc_invalid_op+0x12/0x20 [ 64.370906][ T6888] RIP: 0010:sta_info_alloc+0x1900/0x1f90 [ 64.376549][ T6888] 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 f0 ee a6 f9 <0f> 0b e8 e9 b7 67 00 31 ff 89 c3 89 c6 e8 3e eb a6 f9 85 db 74 1d [ 64.396153][ T6888] RSP: 0018:ffffc900053e73d0 EFLAGS: 00010293 [ 64.402200][ T6888] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff87cf9861 [ 64.410158][ T6888] RDX: ffff888097b5e380 RSI: ffffffff87cf9910 RDI: 0000000000000005 [ 64.418127][ T6888] RBP: ffff8880857b0c80 R08: 0000000000000001 R09: ffffffff8d1109e7 [ 64.426114][ T6888] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 64.434078][ T6888] R13: ffff8880857b31b0 R14: dffffc0000000000 R15: ffff888092de6000 [ 64.442044][ T6888] ? sta_info_alloc+0x1851/0x1f90 [ 64.447046][ T6888] ? sta_info_alloc+0x1900/0x1f90 [ 64.452078][ T6888] ieee80211_add_station+0x28c/0x660 [ 64.457345][ T6888] nl80211_new_station+0xdce/0x1420 [ 64.462524][ T6888] ? rdev_set_cqm_rssi_config+0x3c0/0x3c0 [ 64.468242][ T6888] ? nl80211_pre_doit+0xa2/0x630 [ 64.473163][ T6888] genl_family_rcv_msg_doit+0x228/0x320 [ 64.478716][ T6888] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 64.486085][ T6888] ? ns_capable+0xde/0x100 [ 64.490500][ T6888] genl_rcv_msg+0x328/0x580 [ 64.494992][ T6888] ? genl_get_cmd+0x480/0x480 [ 64.499661][ T6888] ? lock_acquire+0x1f3/0xaf0 [ 64.504327][ T6888] ? rdev_set_cqm_rssi_config+0x3c0/0x3c0 [ 64.510046][ T6888] ? lock_release+0x8f0/0x8f0 [ 64.514720][ T6888] netlink_rcv_skb+0x15a/0x430 [ 64.519464][ T6888] ? genl_get_cmd+0x480/0x480 [ 64.524130][ T6888] ? netlink_ack+0xa10/0xa10 [ 64.528711][ T6888] ? __kmalloc_node_track_caller+0x38/0x60 [ 64.534511][ T6888] genl_rcv+0x24/0x40 [ 64.538496][ T6888] netlink_unicast+0x533/0x7d0 [ 64.543248][ T6888] ? netlink_attachskb+0x810/0x810 [ 64.548359][ T6888] ? __phys_addr_symbol+0x2c/0x70 [ 64.553372][ T6888] ? __check_object_size+0x171/0x3e4 [ 64.558653][ T6888] netlink_sendmsg+0x856/0xd90 [ 64.563414][ T6888] ? netlink_unicast+0x7d0/0x7d0 [ 64.568349][ T6888] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 64.573633][ T6888] ? netlink_unicast+0x7d0/0x7d0 [ 64.578550][ T6888] sock_sendmsg+0xcf/0x120 [ 64.582950][ T6888] ____sys_sendmsg+0x6e8/0x810 [ 64.587697][ T6888] ? kernel_sendmsg+0x50/0x50 [ 64.592363][ T6888] ? do_recvmmsg+0x6d0/0x6d0 [ 64.596933][ T6888] ? stack_trace_consume_entry+0x160/0x160 [ 64.602731][ T6888] ___sys_sendmsg+0xf3/0x170 [ 64.607308][ T6888] ? sendmsg_copy_msghdr+0x160/0x160 [ 64.612581][ T6888] ? syscall_exit_to_user_mode+0x7e/0x2e0 [ 64.618422][ T6888] ? lock_downgrade+0x830/0x830 [ 64.623262][ T6888] ? check_preemption_disabled+0x50/0x130 [ 64.628970][ T6888] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 64.634757][ T6888] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 64.640730][ T6888] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 64.646521][ T6888] ? lockdep_hardirqs_on+0x53/0x100 [ 64.651696][ T6888] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 64.657486][ T6888] ? debug_object_active_state+0x260/0x350 [ 64.663282][ T6888] ? debug_object_init_on_stack+0x20/0x20 [ 64.668975][ T6888] ? __fget_light+0x215/0x280 [ 64.673633][ T6888] __sys_sendmsg+0xe5/0x1b0 [ 64.678114][ T6888] ? __sys_sendmsg_sock+0xb0/0xb0 [ 64.683115][ T6888] ? lock_is_held_type+0xbb/0xf0 [ 64.688046][ T6888] ? check_preemption_disabled+0x50/0x130 [ 64.693759][ T6888] ? syscall_enter_from_user_mode+0x1d/0x60 [ 64.699651][ T6888] do_syscall_64+0x2d/0x70 [ 64.704071][ T6888] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 64.709939][ T6888] RIP: 0033:0x441999 [ 64.713811][ T6888] 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 [ 64.733394][ T6888] RSP: 002b:00007ffdd3f857f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.741789][ T6888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441999 [ 64.749764][ T6888] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 [ 64.757719][ T6888] RBP: 000000306e616c77 R08: 0000000000000000 R09: 0000002000000000 [ 64.765665][ T6888] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 [ 64.773612][ T6888] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 64.782707][ T6888] Kernel Offset: disabled [ 64.787084][ T6888] Rebooting in 86400 seconds..