我正在使用 Chrome 浏览网页，突然 Twitter 放弃了我。接下来我看到没有网站返回任何响应。但看起来不像是服务器/DNS 问题。我试图关闭我的 wifi 以便重新连接，但点击右上角系统菜单中的“关闭”没有帮助。什么都没发生。wifi 图标变成了问号。我切换到命令行并尝试了，，，，/etc/init.d/network-manager但所有命令都没有响应。这意味着我根本得不到任何输出，而进程会继续运行。最终不得不在执行每个命令后关闭终端。接下来我尝试重新启动系统，但它也卡在了空白屏幕上。不得不强制关机。nmcliifdownnetplan
重新启动后，我在系统日志中发现了以下内容：
Jun 26 21:53:13 thinkpad kernel: [18847.039641] ath10k_pci 0000:05:00.0: wmi command 16387 timeout, restarting hardware
Jun 26 21:53:13 thinkpad kernel: [18847.039662] ath10k_pci 0000:05:00.0: failed to set 5g txpower 20: -11
Jun 26 21:53:13 thinkpad kernel: [18847.039668] ath10k_pci 0000:05:00.0: failed to setup tx power 20: -11
Jun 26 21:53:13 thinkpad kernel: [18847.039674] ath10k_pci 0000:05:00.0: failed to recalc tx power: -11
Jun 26 21:53:13 thinkpad kernel: [18847.039746] wlp5s0: deauthenticating from 44:1c:a8:8e:b1:63 by local choice (Reason: 3=DEAUTH_LEAVING)
Jun 26 21:53:13 thinkpad kernel: [18847.050831] ath10k_pci 0000:05:00.0: failed to read hi_board_data address: -16
Jun 26 21:53:14 thinkpad kernel: [18847.143678] ieee80211 phy0: Hardware restart was requested
Jun 26 21:53:14 thinkpad kernel: [18847.143798] ath10k_pci 0000:05:00.0: failed to flush transmit queue (skip 1 ar-state 2): 1250
Jun 26 21:53:14 thinkpad kernel: [18847.144034] ath10k_pci 0000:05:00.0: failed to delete peer 44:1c:a8:8e:b1:63 for vdev 0: -108
Jun 26 21:53:14 thinkpad kernel: [18847.144183] ------------[ cut here ]------------
Jun 26 21:53:14 thinkpad kernel: [18847.144276] WARNING: CPU: 3 PID: 842 at net/mac80211/sta_info.c:1094 __sta_info_destroy_part2+0x16a/0x190 [mac80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144278] Modules linked in: btrfs blake2b_generic xor raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c rfcomm ccm cmac algif_hash algif_skcipher af_alg bnep nls_iso8859_1 intel_rapl_msr snd_hda_codec_hdmi intel_rapl_common snd_hda_codec_conexant x86_pkg_temp_thermal snd_hda_codec_generic snd_hda_intel thinkpad_acpi snd_intel_dspcfg intel_powerclamp nvram snd_hda_codec mei_hdcp ledtrig_audio snd_hda_core snd_hwdep coretemp snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq kvm_intel kvm btusb btrtl crct10dif_pclmul ghash_clmulni_intel aesni_intel uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 snd_seq_device btbcm crypto_simd i915 videobuf2_common ath10k_pci videodev ath10k_core mc snd_timer btintel cryptd ath intel_xhci_usb_role_switch roles drm_kms_helper mac80211 cec snd rc_core bluetooth glue_helper cfg80211 mei_me libarc4 mei rapl ecdh_generic ecc intel_cstate ee1004 i2c_algo_bit fb_sys_fops syscopyarea sysfillrect sysimgblt soundcore joydev
Jun 26 21:53:14 thinkpad kernel: [18847.144366] input_leds intel_pch_thermal wmi_bmof mac_hid efi_pstore serio_raw sch_fq_codel parport_pc ppdev lp parport drm ip_tables x_tables autofs4 hid_logitech_hidpp hid_logitech_dj hid_generic usbhid hid r8169 crc32_pclmul psmouse i2c_i801 sdhci_pci i2c_smbus realtek ahci cqhci xhci_pci sdhci libahci xhci_pci_renesas wmi video
Jun 26 21:53:14 thinkpad kernel: [18847.144413] CPU: 3 PID: 842 Comm: NetworkManager Not tainted 5.8.0-59-generic #66~20.04.1-Ubuntu
Jun 26 21:53:14 thinkpad kernel: [18847.144415] Hardware name: LENOVO 20H1004UIG/20H1004UIG, BIOS R0DET83W (1.83 ) 06/09/2017
Jun 26 21:53:14 thinkpad kernel: [18847.144467] RIP: 0010:__sta_info_destroy_part2+0x16a/0x190 [mac80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144474] Code: 24 1c 01 00 00 00 0f 84 45 ff ff ff 45 31 c0 b9 01 00 00 00 4c 89 e2 48 89 de 4c 89 ef e8 4e a2 ff ff 85 c0 0f 84 27 ff ff ff <0f> 0b e9 20 ff ff ff be 03 00 00 00 4c 89 e7 e8 82 e6 ff ff 85 c0
Jun 26 21:53:14 thinkpad kernel: [18847.144478] RSP: 0018:ffffbec9c0ab3930 EFLAGS: 00010282
Jun 26 21:53:14 thinkpad kernel: [18847.144483] RAX: 00000000ffffff94 RBX: ffff998a0d26e900 RCX: 0000000000000000
Jun 26 21:53:14 thinkpad kernel: [18847.144485] RDX: ffff998a0b560000 RSI: 0000000000000000 RDI: ffff998a0ef73228
Jun 26 21:53:14 thinkpad kernel: [18847.144488] RBP: ffffbec9c0ab3950 R08: 0000000000000000 R09: 0000000000000004
Jun 26 21:53:14 thinkpad kernel: [18847.144490] R10: 0000000000000000 R11: 0000000000000000 R12: ffff9989842e8000
Jun 26 21:53:14 thinkpad kernel: [18847.144493] R13: ffff998a0ef707c0 R14: ffff998a0d26e900 R15: ffff998a0ef70df0
Jun 26 21:53:14 thinkpad kernel: [18847.144498] FS: 00007f294e4d2380(0000) GS:ffff998a13580000(0000) knlGS:0000000000000000
Jun 26 21:53:14 thinkpad kernel: [18847.144501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jun 26 21:53:14 thinkpad kernel: [18847.144504] CR2: 0000083df9c5f000 CR3: 00000002f5444002 CR4: 00000000003606e0
Jun 26 21:53:14 thinkpad kernel: [18847.144507] Call Trace:
Jun 26 21:53:14 thinkpad kernel: [18847.144560] __sta_info_flush+0x128/0x180 [mac80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144624] ieee80211_set_disassoc+0xc0/0x5f0 [mac80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144683] ieee80211_mgd_deauth+0x104/0x490 [mac80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144735] ieee80211_deauth+0x18/0x20 [mac80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144805] cfg80211_mlme_deauth+0xb6/0x1e0 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144859] cfg80211_mlme_down+0x66/0x80 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144911] cfg80211_disconnect+0x127/0x1e0 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.144924] ? _raw_spin_unlock_bh+0x1e/0x20
Jun 26 21:53:14 thinkpad kernel: [18847.144963] __cfg80211_leave+0x133/0x1b0 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.145001] cfg80211_leave+0x2c/0x40 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.145039] cfg80211_netdev_notifier_call+0x123/0x500 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.145047] ? asm_sysvec_call_function_single+0x12/0x20
Jun 26 21:53:14 thinkpad kernel: [18847.145055] ? tun_build_skb.isra.0+0x3c0/0x3c0
Jun 26 21:53:14 thinkpad kernel: [18847.145062] ? tun_device_event+0x25/0x3f0
Jun 26 21:53:14 thinkpad kernel: [18847.145070] ? skb_dequeue+0x5f/0x70
Jun 26 21:53:14 thinkpad kernel: [18847.145080] notifier_call_chain+0x4f/0x70
Jun 26 21:53:14 thinkpad kernel: [18847.145086] raw_notifier_call_chain+0x16/0x20
Jun 26 21:53:14 thinkpad kernel: [18847.145095] call_netdevice_notifiers_info+0x50/0x90
Jun 26 21:53:14 thinkpad kernel: [18847.145103] __dev_close_many+0x63/0x110
Jun 26 21:53:14 thinkpad kernel: [18847.145110] dev_close_many+0x85/0x130
Jun 26 21:53:14 thinkpad kernel: [18847.145118] dev_close.part.0+0x44/0x70
Jun 26 21:53:14 thinkpad kernel: [18847.145126] dev_close+0x18/0x20
Jun 26 21:53:14 thinkpad kernel: [18847.145164] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.145202] cfg80211_rfkill_set_block+0x26/0x30 [cfg80211]
Jun 26 21:53:14 thinkpad kernel: [18847.145209] rfkill_set_block+0x9b/0x150
Jun 26 21:53:14 thinkpad kernel: [18847.145214] rfkill_fop_write+0x136/0x1e0
Jun 26 21:53:14 thinkpad kernel: [18847.145220] vfs_write+0xc9/0x200
Jun 26 21:53:14 thinkpad kernel: [18847.145226] ksys_write+0xb1/0xe0
Jun 26 21:53:14 thinkpad kernel: [18847.145232] __x64_sys_write+0x1a/0x20
Jun 26 21:53:14 thinkpad kernel: [18847.145239] do_syscall_64+0x49/0xc0
Jun 26 21:53:14 thinkpad kernel: [18847.145245] entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 26 21:53:14 thinkpad kernel: [18847.145250] RIP: 0033:0x7f294f9422cf
Jun 26 21:53:14 thinkpad kernel: [18847.145257] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2d 44 89 c7 48 89 44 24 08 e8 5c fd ff ff 48
Jun 26 21:53:14 thinkpad kernel: [18847.145260] RSP: 002b:00007ffe8aa7f800 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
Jun 26 21:53:14 thinkpad kernel: [18847.145265] RAX: ffffffffffffffda RBX: 000055ae2477e5c5 RCX: 00007f294f9422cf
Jun 26 21:53:14 thinkpad kernel: [18847.145268] RDX: 0000000000000008 RSI: 00007ffe8aa7f838 RDI: 000000000000001a
Jun 26 21:53:14 thinkpad kernel: [18847.145271] RBP: 000000000000001a R08: 0000000000000000 R09: 0000000000000001
Jun 26 21:53:14 thinkpad kernel: [18847.145273] R10: 0000000000000000 R11: 0000000000000293 R12: 000055ae25856030
Jun 26 21:53:14 thinkpad kernel: [18847.145276] R13: 0000000000000000 R14: 0000000000000000 R15: 000055ae25850420
Jun 26 21:53:14 thinkpad kernel: [18847.145284] ---[ end trace a042d33586c47ca3 ]---
Jun 26 21:53:14 thinkpad kernel: [18847.146452] ath10k_pci 0000:05:00.0: failed to recalculate rts/cts prot for vdev 0: -108
Jun 26 21:53:14 thinkpad kernel: [18847.146459] ath10k_pci 0000:05:00.0: failed to set cts protection for vdev 0: -108
Jun 26 21:53:14 thinkpad kernel: [18847.146465] ath10k_pci 0000:05:00.0: failed to set erp slot for vdev 0: -108
Jun 26 21:53:14 thinkpad wpa_supplicant[878]: wlp5s0: CTRL-EVENT-DISCONNECTED bssid=44:1c:a8:8e:b1:63 reason=3 locally_generated=1
Jun 26 21:55:01 thinkpad CRON[30248]: (root) CMD (command -v debian-sa1 > /dev/null && debian-sa1 1 1)
Jun 26 21:55:17 thinkpad kernel: [18970.660730] INFO: task wpa_supplicant:878 blocked for more than 120 seconds.
Jun 26 21:55:17 thinkpad kernel: [18970.660743] Tainted: G W 5.8.0-59-generic #66~20.04.1-Ubuntu
Jun 26 21:55:17 thinkpad kernel: [18970.660747] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Jun 26 21:55:17 thinkpad kernel: [18970.660752] wpa_supplicant D 0 878 1 0x00000000
Jun 26 21:55:17 thinkpad kernel: [18970.660760] Call Trace:
Jun 26 21:55:17 thinkpad kernel: [18970.660783] __schedule+0x394/0xa60
Jun 26 21:55:17 thinkpad kernel: [18970.660794] ? ttwu_do_activate+0xb2/0x3e0
Jun 26 21:55:17 thinkpad kernel: [18970.660804] schedule+0x55/0xc0
Jun 26 21:55:17 thinkpad kernel: [18970.660813] schedule_preempt_disabled+0xe/0x10
Jun 26 21:55:17 thinkpad kernel: [18970.660822] __mutex_lock.isra.0+0x17d/0x4e0
Jun 26 21:55:17 thinkpad kernel: [18970.660839] __mutex_lock_slowpath+0x13/0x20
Jun 26 21:55:17 thinkpad kernel: [18970.660847] mutex_lock+0x32/0x40
Jun 26 21:55:17 thinkpad kernel: [18970.660854] rtnl_lock+0x15/0x20
Jun 26 21:55:17 thinkpad kernel: [18970.660932] nl80211_pre_doit+0x104/0x1b0 [cfg80211]
Jun 26 21:55:17 thinkpad kernel: [18970.660942] genl_rcv_msg+0x184/0x320
Jun 26 21:55:17 thinkpad kernel: [18970.660951] ? genl_start+0x140/0x140
Jun 26 21:55:17 thinkpad kernel: [18970.660958] netlink_rcv_skb+0x50/0x120
Jun 26 21:55:17 thinkpad kernel: [18970.660965] genl_rcv+0x29/0x40
Jun 26 21:55:17 thinkpad kernel: [18970.660971] netlink_unicast+0x1a8/0x250
Jun 26 21:55:17 thinkpad kernel: [18970.660978] netlink_sendmsg+0x221/0x440
Jun 26 21:55:17 thinkpad kernel: [18970.660989] sock_sendmsg+0x65/0x70
Jun 26 21:55:17 thinkpad kernel: [18970.660997] ____sys_sendmsg+0x218/0x290
Jun 26 21:55:17 thinkpad kernel: [18970.661005] ? copy_msghdr_from_user+0x5c/0x90
Jun 26 21:55:17 thinkpad kernel: [18970.661014] ? fsnotify_grab_connector+0x51/0x90
Jun 26 21:55:17 thinkpad kernel: [18970.661022] ? fsnotify_destroy_marks+0x27/0xf0
Jun 26 21:55:17 thinkpad kernel: [18970.661031] ___sys_sendmsg+0x81/0xc0
Jun 26 21:55:17 thinkpad kernel: [18970.661041] ? evict+0x14c/0x1b0
Jun 26 21:55:17 thinkpad kernel: [18970.661049] ? iput+0x1a3/0x210
Jun 26 21:55:17 thinkpad kernel: [18970.661059] ? _cond_resched+0x19/0x30
Jun 26 21:55:17 thinkpad kernel: [18970.661071] ? __cgroup_bpf_run_filter_setsockopt+0xae/0x2d0
Jun 26 21:55:17 thinkpad kernel: [18970.661078] ? _cond_resched+0x19/0x30
Jun 26 21:55:17 thinkpad kernel: [18970.661087] __sys_sendmsg+0x62/0xb0
Jun 26 21:55:17 thinkpad kernel: [18970.661098] __x64_sys_sendmsg+0x1f/0x30
Jun 26 21:55:17 thinkpad kernel: [18970.661108] do_syscall_64+0x49/0xc0
Jun 26 21:55:17 thinkpad kernel: [18970.661115] entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jun 26 21:55:17 thinkpad kernel: [18970.661122] RIP: 0033:0x7f8391f59747
Jun 26 21:55:17 thinkpad kernel: [18970.661127] RSP: 002b:00007ffed2e16ec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
Jun 26 21:55:17 thinkpad kernel: [18970.661134] RAX: ffffffffffffffda RBX: 00005597437a4700 RCX: 00007f8391f59747
Jun 26 21:55:17 thinkpad kernel: [18970.661137] RDX: 0000000000000000 RSI: 00007ffed2e16f00 RDI: 0000000000000006
Jun 26 21:55:17 thinkpad kernel: [18970.661140] RBP: 00005597437fe310 R08: 0000000000000004 R09: 00007f8392021b80
Jun 26 21:55:17 thinkpad kernel: [18970.661144] R10: 00007ffed2e16fd4 R11: 0000000000000246 R12: 00005597437a4610
Jun 26 21:55:17 thinkpad kernel: [18970.661147] R13: 00007ffed2e16f00 R14: 00007ffed2e16fd4 R15: 00005597437e64d0
Jun 26 21:55:17 thinkpad kernel: [18970.661237] INFO: task ThreadPoolForeg:29008 blocked for more than 120 seconds.
Jun 26 21:55:17 thinkpad kernel: [18970.661245] Tainted: G W 5.8.0-59-generic #66~20.04.1-Ubuntu
Jun 26 21:55:17 thinkpad kernel: [18970.661249] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Jun 26 21:55:17 thinkpad kernel: [18970.661253] ThreadPoolForeg D 0 29008 2266 0x00000000
Jun 26 21:55:17 thinkpad kernel: [18970.661259] Call Trace:
....
在过去的几天里，我的系统有时会冻结。我不确定每次是否都是由于网络原因，但我想深入了解一下。任何帮助都非常感谢。谢谢。