Message-ID: <d2b5d904-61e1-6c14-f137-d4d5a803dcf6@gmail.com>
Date:   Thu, 20 Feb 2020 19:36:18 +0200
From:   Vincas Dargis <vindrg@...il.com>
To:     Heiner Kallweit <hkallweit1@...il.com>,
        Salvatore Bonaccorso <carnil@...ian.org>
Cc:     netdev@...r.kernel.org
Subject: Re: About r8169 regression 5.4

2020-02-19 23:54, Heiner Kallweit rašė:
> Realtek responded that they are not aware of a HW issue with RTL8411b. They will try to reproduce the error,
> in addition they ask to test whether same issue occurs with their own driver, r8168.
> Would be great if you could give r8168 a try. Most distributions provide it as an optional package.
> Worst case it can be downloaded from Realtek's website, then it needs to be compiled.
> 

I have installed r8168-dkms:

```
apt policy r8168-dkms
r8168-dkms:
   Installed: 8.048.00-1
   Candidate: 8.048.00-1
   Version table:
  *** 8.048.00-1 500
         500 http://debian.mirror.vu.lt/debian unstable/non-free amd64 Packages
         500 http://debian.mirror.vu.lt/debian unstable/non-free i386 Packages
         100 /var/lib/dpkg/status
```

Rebooted, and still (rather fast) got same timeout after maybe couple of minutes of running on same 5.4 withoyt ethtool fixes:

Feb 20 19:24:54 vinco kernel: [  228.808802] ------------[ cut here ]------------
Feb 20 19:24:54 vinco kernel: [  228.808832] NETDEV WATCHDOG: enp5s0f1 (r8168): transmit queue 0 timed out
Feb 20 19:24:54 vinco kernel: [  228.808865] WARNING: CPU: 7 PID: 0 at net/sched/sch_generic.c:447 dev_watchdog+0x248/0x250
Feb 20 19:24:54 vinco kernel: [  228.808871] Modules linked in: xt_recent ipt_REJECT nf_reject_ipv4 xt_multiport xt_conntrack xt_hashlimit xt_addrtype xt_iface(OE) xt_mark nft_chain_nat xt_comment 
xt_CT xt_owner xt_tcpudp nft_compat nft_counter xt_NFLOG nf_log_ipv4 nf_log_common xt_LOG nf_nat_tftp nf_nat_snmp_basic nf_conntrack_snmp nf_nat_sip nf_nat_pptp nf_nat_irc nf_nat_h323 nf_nat_ftp 
nf_nat_amanda ts_kmp nf_conntrack_amanda nf_nat nf_conntrack_sane nf_conntrack_tftp nf_conntrack_sip nf_conntrack_pptp nf_conntrack_netlink nf_conntrack_netbios_ns nf_conntrack_broadcast 
nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables rfcomm vboxnetadp(OE) vboxnetflt(OE) xfrm_user xfrm_algo vboxdrv(OE) l2tp_ppp l2tp_netlink 
l2tp_core ip6_udp_tunnel udp_tunnel pppox ppp_generic slhc bnep nfnetlink_log nfnetlink ipmi_devintf ipmi_msghandler intel_rapl_msr intel_rapl_common bbswitch(OE) x86_pkg_temp_thermal intel_powerclamp 
coretemp kvm_intel kvm irqbypass btusb btrtl iwlmvm btbcm
Feb 20 19:24:54 vinco kernel: [  228.808935]  binfmt_misc btintel bluetooth crct10dif_pclmul nls_ascii ghash_clmulni_intel mac80211 nls_cp437 snd_hda_codec_realtek snd_hda_codec_generic vfat drbg 
ledtrig_audio libarc4 snd_hda_codec_hdmi fat uvcvideo aesni_intel iwlwifi videobuf2_vmalloc ansi_cprng crypto_simd videobuf2_memops videobuf2_v4l2 snd_hda_intel cryptd glue_helper snd_intel_nhlt 
videobuf2_common snd_hda_codec videodev snd_hda_core intel_cstate ecdh_generic ecc cfg80211 mc intel_uncore efi_pstore snd_hwdep snd_pcm snd_timer asus_nb_wmi joydev asus_wmi snd sparse_keymap 
iTCO_wdt rtsx_pci_ms iTCO_vendor_support pcspkr intel_rapl_perf serio_raw sg efivars soundcore memstick watchdog rfkill ie31200_edac evdev ac asus_wireless parport_pc ppdev lp parport efivarfs 
ip_tables x_tables autofs4 ext4 crc16 mbcache jbd2 btrfs xor zstd_decompress zstd_compress raid6_pq libcrc32c crc32c_generic sr_mod cdrom sd_mod hid_logitech_hidpp hid_logitech_dj hid_generic usbhid 
hid i915 rtsx_pci_sdmmc mmc_core i2c_algo_bit ahci
Feb 20 19:24:54 vinco kernel: [  228.809003]  drm_kms_helper libahci xhci_pci crc32_pclmul mxm_wmi libata xhci_hcd drm crc32c_intel ehci_pci ehci_hcd psmouse scsi_mod usbcore rtsx_pci lpc_ich i2c_i801 
mfd_core r8168(OE) usb_common video wmi battery button
Feb 20 19:24:54 vinco kernel: [  228.809025] CPU: 7 PID: 0 Comm: swapper/7 Tainted: P           OE     5.4.0-4-amd64 #1 Debian 5.4.19-1
Feb 20 19:24:54 vinco kernel: [  228.809027] Hardware name: ASUSTeK COMPUTER INC. N551JM/N551JM, BIOS N551JM.205 02/13/2015
Feb 20 19:24:54 vinco kernel: [  228.809034] RIP: 0010:dev_watchdog+0x248/0x250
Feb 20 19:24:54 vinco kernel: [  228.809038] Code: 85 c0 75 e5 eb 9f 4c 89 ef c6 05 58 1d a8 00 01 e8 0d e4 fa ff 44 89 e1 4c 89 ee 48 c7 c7 f0 cc d2 9a 48 89 c2 e8 76 40 a0 ff <0f> 0b eb 80 0f 1f 40 
00 0f 1f 44 00 00 41 57 41 56 49 89 d6 41 55
Feb 20 19:24:54 vinco kernel: [  228.809040] RSP: 0018:ffffc0e74020ce68 EFLAGS: 00010286
Feb 20 19:24:54 vinco kernel: [  228.809043] RAX: 0000000000000000 RBX: ffff9f660df8e200 RCX: 000000000000083f
Feb 20 19:24:54 vinco kernel: [  228.809044] RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f
Feb 20 19:24:54 vinco kernel: [  228.809046] RBP: ffff9f660d30045c R08: ffff9f661edd7688 R09: 0000000000000004
Feb 20 19:24:54 vinco kernel: [  228.809048] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
Feb 20 19:24:54 vinco kernel: [  228.809049] R13: ffff9f660d300000 R14: ffff9f660d300480 R15: 0000000000000001
Feb 20 19:24:54 vinco kernel: [  228.809052] FS:  0000000000000000(0000) GS:ffff9f661edc0000(0000) knlGS:0000000000000000
Feb 20 19:24:54 vinco kernel: [  228.809054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Feb 20 19:24:54 vinco kernel: [  228.809055] CR2: 00005f1110bf6da4 CR3: 0000000185e0a001 CR4: 00000000001626e0
Feb 20 19:24:54 vinco kernel: [  228.809057] Call Trace:
Feb 20 19:24:54 vinco kernel: [  228.809060]  <IRQ>
Feb 20 19:24:54 vinco kernel: [  228.809068]  ? pfifo_fast_enqueue+0x150/0x150
Feb 20 19:24:54 vinco kernel: [  228.809073]  call_timer_fn+0x2d/0x130
Feb 20 19:24:54 vinco kernel: [  228.809077]  __run_timers.part.0+0x16f/0x260
Feb 20 19:24:54 vinco kernel: [  228.809084]  ? tick_sched_handle+0x22/0x60
Feb 20 19:24:54 vinco kernel: [  228.809089]  ? tick_sched_timer+0x38/0x80
Feb 20 19:24:54 vinco kernel: [  228.809093]  ? tick_sched_do_timer+0x60/0x60
Feb 20 19:24:54 vinco kernel: [  228.809096]  run_timer_softirq+0x26/0x50
Feb 20 19:24:54 vinco kernel: [  228.809102]  __do_softirq+0xe6/0x2e9
Feb 20 19:24:54 vinco kernel: [  228.809111]  irq_exit+0xa6/0xb0
Feb 20 19:24:54 vinco kernel: [  228.809115]  smp_apic_timer_interrupt+0x76/0x130
Feb 20 19:24:54 vinco kernel: [  228.809118]  apic_timer_interrupt+0xf/0x20
Feb 20 19:24:54 vinco kernel: [  228.809120]  </IRQ>
Feb 20 19:24:54 vinco kernel: [  228.809126] RIP: 0010:cpuidle_enter_state+0xc4/0x450
Feb 20 19:24:54 vinco kernel: [  228.809129] Code: e8 b1 54 ad ff 80 7c 24 0f 00 74 17 9c 58 0f 1f 44 00 00 f6 c4 02 0f 85 61 03 00 00 31 ff e8 a3 74 b3 ff fb 66 0f 1f 44 00 00 <45> 85 e4 0f 88 8c 02 
00 00 49 63 cc 4c 2b 6c 24 10 48 8d 04 49 48
Feb 20 19:24:54 vinco kernel: [  228.809131] RSP: 0018:ffffc0e7400cfe68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
Feb 20 19:24:54 vinco kernel: [  228.809133] RAX: ffff9f661edea6c0 RBX: ffffffff9aeb92e0 RCX: 000000000000001f
Feb 20 19:24:54 vinco kernel: [  228.809135] RDX: 0000000000000000 RSI: 000000003351882d RDI: 0000000000000000
Feb 20 19:24:54 vinco kernel: [  228.809137] RBP: ffff9f661edf4a00 R08: 000000354610e2fa R09: 0000000000029fa0
Feb 20 19:24:54 vinco kernel: [  228.809138] R10: ffff9f661ede95a0 R11: ffff9f661ede9580 R12: 0000000000000005
Feb 20 19:24:54 vinco kernel: [  228.809140] R13: 000000354610e2fa R14: 0000000000000005 R15: ffff9f661caa8f00
Feb 20 19:24:54 vinco kernel: [  228.809145]  ? cpuidle_enter_state+0x9f/0x450
Feb 20 19:24:54 vinco kernel: [  228.809149]  cpuidle_enter+0x29/0x40
Feb 20 19:24:54 vinco kernel: [  228.809155]  do_idle+0x1dc/0x270
Feb 20 19:24:54 vinco kernel: [  228.809162]  cpu_startup_entry+0x19/0x20
Feb 20 19:24:54 vinco kernel: [  228.809168]  start_secondary+0x15f/0x1b0
Feb 20 19:24:54 vinco kernel: [  228.809174]  secondary_startup_64+0xa4/0xb0
Feb 20 19:24:54 vinco kernel: [  228.809179] ---[ end trace f2c0113df7c88e86 ]---
Feb 20 19:24:57 vinco kernel: [  231.448423] r8168: enp5s0f1: link up

Full kernl.log is attached.

Interestingly, network did started working again after some time. Does that "link up" mean card was reset successfully or something?

View attachment "kern.log" of type "text/x-log" (113849 bytes)

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