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[2a01:c23:b9ee:2200:3c84:d0e4:1607:95e7]) by smtp.googlemail.com with ESMTPSA id jz23-20020a17090775f700b00a46b4544da2sm973480ejc.125.2024.03.22.05.26.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 22 Mar 2024 05:26:11 -0700 (PDT) Message-ID: Date: Fri, 22 Mar 2024 13:26:13 +0100 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: r8169 link up but no traffic, and watchdog error To: =?UTF-8?Q?Martin_Kj=C3=A6r_J=C3=B8rgensen?= Cc: Jakub Kicinski , netdev@vger.kernel.org, nic_swsd@realtek.com References: <87zg30a0h9.fsf@lagy.org> <20230809125805.2e3f86ac@kernel.org> <87a5taabs9.fsf@mkjws.danelec-net.lan> <4ed0991b-5473-409d-b00a-bf71f0877df5@gmail.com> <87y1guv5p7.fsf@mkjws.danelec-net.lan> <87ttriqmru.fsf@ws.c.lan> <871q82fqpk.fsf@lagy.org> Content-Language: en-US From: Heiner Kallweit Autocrypt: addr=hkallweit1@gmail.com; keydata= xsFNBF/0ZFUBEAC0eZyktSE7ZNO1SFXL6cQ4i4g6Ah3mOUIXSB4pCY5kQ6OLKHh0FlOD5/5/ sY7IoIouzOjyFdFPnz4Bl3927ClT567hUJJ+SNaFEiJ9vadI6vZm2gcY4ExdIevYHWe1msJF MVE4yNwdS+UsPeCF/6CQQTzHc+n7DomE7fjJD5J1hOJjqz2XWe71fTvYXzxCFLwXXbBiqDC9 dNqOe5odPsa4TsWZ09T33g5n2nzTJs4Zw8fCy8rLqix/raVsqr8fw5qM66MVtdmEljFaJ9N8 /W56qGCp+H8Igk/F7CjlbWXiOlKHA25mPTmbVp7VlFsvsmMokr/imQr+0nXtmvYVaKEUwY2g 86IU6RAOuA8E0J5bD/BeyZdMyVEtX1kT404UJZekFytJZrDZetwxM/cAH+1fMx4z751WJmxQ J7mIXSPuDfeJhRDt9sGM6aRVfXbZt+wBogxyXepmnlv9K4A13z9DVLdKLrYUiu9/5QEl6fgI kPaXlAZmJsQfoKbmPqCHVRYj1lpQtDM/2/BO6gHASflWUHzwmBVZbS/XRs64uJO8CB3+V3fa cIivllReueGCMsHh6/8wgPAyopXOWOxbLsZ291fmZqIR0L5Y6b2HvdFN1Xhc+YrQ8TKK+Z4R mJRDh0wNQ8Gm89g92/YkHji4jIWlp2fwzCcx5+lZCQ1XdqAiHQARAQABzSZIZWluZXIgS2Fs bHdlaXQgPGhrYWxsd2VpdDFAZ21haWwuY29tPsLBjgQTAQgAOBYhBGxfqY/yOyXjyjJehXLe ig9U8DoMBQJf9GRVAhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJEHLeig9U8DoMSycQ AJbfg8HZEK0ljV4M8nvdaiNixWAufrcZ+SD8zhbxl8GispK4F3Yo+20Y3UoZ7FcIidJWUUJL axAOkpI/70YNhlqAPMsuudlAieeYZKjIv1WV5ucNZ3VJ7dC+dlVqQdAr1iD869FZXvy91KhJ wYulyCf+s4T9YgmLC6jLMBZghKIf1uhSd0NzjyCqYWbk2ZxByZHgunEShOhHPHswu3Am0ftt ePaYIHgZs+Vzwfjs8I7EuW/5/f5G9w1vibXxtGY/GXwgGGHRDjFM7RSprGOv4F5eMGh+NFUJ TU9N96PQYMwXVxnQfRXl8O6ffSVmFx4H9rovxWPKobLmqQL0WKLLVvA/aOHCcMKgfyKRcLah 57vGC50Ga8oT2K1g0AhKGkyJo7lGXkMu5yEs0m9O+btqAB261/E3DRxfI1P/tvDZpLJKtq35 dXsj6sjvhgX7VxXhY1wE54uqLLHY3UZQlmH3QF5t80MS7/KhxB1pO1Cpcmkt9hgyzH8+5org +9wWxGUtJWNP7CppY+qvv3SZtKJMKsxqk5coBGwNkMms56z4qfJm2PUtJQGjA65XWdzQACib 2iaDQoBqGZfXRdPT0tC1H5kUJuOX4ll1hI/HBMEFCcO8++Bl2wcrUsAxLzGvhINVJX2DAQaF aNetToazkCnzubKfBOyiTqFJ0b63c5dqziAgzsFNBF/0ZFUBEADF8UEZmKDl1w/UxvjeyAeX kghYkY3bkK6gcIYXdLRfJw12GbvMioSguvVzASVHG8h7NbNjk1yur6AONfbUpXKSNZ0skV8V fG+ppbaY+zQofsSMoj5gP0amwbwvPzVqZCYJai81VobefTX2MZM2Mg/ThBVtGyzV3NeCpnBa 8AX3s9rrX2XUoCibYotbbxx9afZYUFyflOc7kEpc9uJXIdaxS2Z6MnYLHsyVjiU6tzKCiVOU KJevqvzPXJmy0xaOVf7mhFSNQyJTrZpLa+tvB1DQRS08CqYtIMxRrVtC0t0LFeQGly6bOngr ircurWJiJKbSXVstLHgWYiq3/GmCSx/82ObeLO3PftklpRj8d+kFbrvrqBgjWtMH4WtK5uN5 1WJ71hWJfNchKRlaJ3GWy8KolCAoGsQMovn/ZEXxrGs1ndafu47yXOpuDAozoHTBGvuSXSZo ythk/0EAuz5IkwkhYBT1MGIAvNSn9ivE5aRnBazugy0rTRkVggHvt3/7flFHlGVGpBHxFUwb /a4UjJBPtIwa4tWR8B1Ma36S8Jk456k2n1id7M0LQ+eqstmp6Y+UB+pt9NX6t0Slw1NCdYTW gJezWTVKF7pmTdXszXGxlc9kTrVUz04PqPjnYbv5UWuDd2eyzGjrrFOsJEi8OK2d2j4FfF++ AzOMdW09JVqejQARAQABwsF2BBgBCAAgFiEEbF+pj/I7JePKMl6Fct6KD1TwOgwFAl/0ZFUC GwwACgkQct6KD1TwOgxUfg//eAoYc0Vm4NrxymfcY30UjHVD0LgSvU8kUmXxil3qhFPS7KA+ y7tgcKLHOkZkXMX5MLFcS9+SmrAjSBBV8omKoHNo+kfFx/dUAtz0lot8wNGmWb+NcHeKM1eb nwUMOEa1uDdfZeKef/U/2uHBceY7Gc6zPZPWgXghEyQMTH2UhLgeam8yglyO+A6RXCh+s6ak Wje7Vo1wGK4eYxp6pwMPJXLMsI0ii/2k3YPEJPv+yJf90MbYyQSbkTwZhrsokjQEaIfjrIk3 rQRjTve/J62WIO28IbY/mENuGgWehRlTAbhC4BLTZ5uYS0YMQCR7v9UGMWdNWXFyrOB6PjSu Trn9MsPoUc8qI72mVpxEXQDLlrd2ijEWm7Nrf52YMD7hL6rXXuis7R6zY8WnnBhW0uCfhajx q+KuARXC0sDLztcjaS3ayXonpoCPZep2Bd5xqE4Ln8/COCslP7E92W1uf1EcdXXIrx1acg21 H/0Z53okMykVs3a8tECPHIxnre2UxKdTbCEkjkR4V6JyplTS47oWMw3zyI7zkaadfzVFBxk2 lo/Tny+FX1Azea3Ce7oOnRUEZtWSsUidtIjmL8YUQFZYm+JUIgfRmSpMFq8JP4VH43GXpB/S OCrl+/xujzvoUBFV/cHKjEQYBxo+MaiQa1U54ykM2W4DnHb1UiEf5xDkFd4= In-Reply-To: <871q82fqpk.fsf@lagy.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 22.03.2024 12:28, Martin Kj=C3=A6r J=C3=B8rgensen wrote: >=20 > On Mon, Sep 25 2023, Heiner Kallweit wrote: >=20 >> On 25.09.2023 17:41, Martin Kj=C3=A6r J=C3=B8rgensen wrote: >>> >>> On Mon, Sep 25 2023, Heiner Kallweit wrote: >>> >>>> On 25.09.2023 13:30, Martin Kj=C3=A6r J=C3=B8rgensen wrote: >>>>> >>>>> On Mon, Sep 25 2023, Heiner Kallweit wrote: >>>>> >>>>> >>>>> There are no PCI extension cards. >>>>> >>>> >>>> Your BIOS signature indicates that the system is a Thinkstation P350= =2E >>>> According to the Lenovo website it comes with one Intel-based networ= k port. >>>> However you have additional 4 Realtek-based network ports on the mai= nboard? >>>> >>> >>> Yes. 2 PCIE cards with two Realtek ethernet controllers each. >>> >>>>>> And does the problem occur with all of your NICs? >>>>> >>>>> No, only the Realtek ones. >>>>> >>>>>> The exact NIC type might provide a hint, best provide a full dmesg= log. >>>>> [ 1512.295490] RSP: 0018:ffffbc0240193e88 EFLAGS: 00000246 >>>>> [ 1512.295492] RAX: ffff998935680000 RBX: ffffdc023faa8e00 RCX: 000= 000000000001f >>>>> [ 1512.295493] RDX: 0000000000000002 RSI: ffffffffb544f718 RDI: fff= fffffb543bc32 >>>>> [ 1512.295494] RBP: 0000000000000003 R08: 0000000000000000 R09: 000= 0000000000018 >>>>> [ 1512.295495] R10: ffff9989356b1dc4 R11: 00000000000058a8 R12: fff= fffffb5d981a0 >>>>> [ 1512.295496] R13: 000001601bd198ef R14: 0000000000000003 R15: 000= 0000000000000 >>>>> [ 1512.295497] ? cpuidle_enter_state+0xbd/0x440 >>>>> [ 1512.295499] cpuidle_enter+0x2d/0x40 >>>>> [ 1512.295501] do_idle+0x217/0x270 >>>>> [ 1512.295503] cpu_startup_entry+0x1d/0x20 >>>>> [ 1512.295505] start_secondary+0x11a/0x140 >>>>> [ 1512.295508] secondary_startup_64_no_verify+0x17e/0x18b >>>>> [ 1512.295510] >>>>> [ 1512.295511] ---[ end trace 0000000000000000 ]--- >>>>> [ 1512.295526] r8169 0000:03:00.0: can't disable ASPM; OS doesn't h= ave ASPM control >>>>> [ 1531.322039] r8169 0000:03:00.0 enp3s0: Link is Down >>>>> [ 1534.138489] r8169 0000:03:00.0 enp3s0: Link is Up - 1Gbps/Full -= flow control rx/tx >>>>> [ 1538.177385] r8169 0000:03:00.0 enp3s0: Link is Down >>>>> [ 1566.174660] r8169 0000:03:00.0 enp3s0: Link is Up - 1Gbps/Full -= flow control rx/tx >>>>> [ 1567.839082] r8169 0000:03:00.0 enp3s0: Link is Down >>>>> [ 1570.621088] r8169 0000:03:00.0 enp3s0: Link is Up - 1Gbps/Full -= flow control rx/tx >>>>> [ 1576.294267] r8169 0000:03:00.0: can't disable ASPM; OS doesn't h= ave ASPM control >>>> >>>> Regarding the following: Issue occurs after few seconds of link-loss= =2E >>>> Was this an intentional link-down event? >>> >>> Yes, I intentionally unplug the cable at the other end for the link t= o go down. >>> >>>> And is issue always related to link-up after a link-loss period? >>>> >>> >>> Yes, it happends after cable is plugged in again, so after a link-los= s period. >>> >> Good to know. I heard this before, under unknown circumstances (Realte= k doesn't publish >> errata information) the NIC (unclear whether MAC or PHY) seems to hang= up after link-loss >> in rare cases. Vendor driver does a full hw init on each link-up, mayb= e this is to work >> around the issue we talk about here. >> >>> >>>>> [ 1488.643231] r8169 0000:03:00.0 enp3s0: Link is Down >>>>> [ 1506.576941] r8169 0000:03:00.0 enp3s0: Link is Up - 1Gbps/Full -= flow control rx/tx >>>>> [ 1512.295215] ------------[ cut here ]------------ >>>>> [ 1512.295219] NETDEV WATCHDOG: enp3s0 (r8169): transmit queue 0 ti= med out 5368 ms >=20 > I am seeing the behavior again with latest 6.6.21 kernel. Like last tim= e, it > helps to manually shutdown and bring up the interface with 'ip link enp= 4s0 > down/up' >=20 Latest 6.1 kernel is ok? I'm not aware of related any change and other similar reports. Please bis= ect. >=20 > [243277.859725] r8169 0000:04:00.0 enp4s0: Link is Up - 1Gbps/Full - fl= ow control off > [243283.400061] ------------[ cut here ]------------ > [243283.400063] NETDEV WATCHDOG: enp4s0 (r8169): transmit queue 0 timed= out 5537 ms > [243283.400070] WARNING: CPU: 3 PID: 2909804 at net/sched/sch_generic.c= :525 dev_watchdog+0x225/0x230 > [243283.400073] Modules linked in: tls nfnetlink_queue nfnetlink_log bl= uetooth ecdh_generic ecc xt_nat xt_tcpudp veth xt_conntrack xt_MASQUERADE= nf_conntrack_netlink iptable_nat xt_addrtype iptable_filter ip_tables x_= tables bpfilter br_netfilter overlay authenc echainiv geniv crypto_null e= sp4 xfrm_interface xfrm6_tunnel tunnel4 tunnel6 cmac xfrm_user xfrm_algo = nls_utf8 cifs cifs_arc4 nls_ucs2_utils rdma_cm iw_cm ib_cm ib_core cifs_m= d4 dns_resolver fscache netfs snd_seq_dummy snd_hrtimer snd_seq af_packet= bridge stp llc cfg80211 rfkill nft_fib_ipv6 nft_nat nft_fib_ipv4 nft_fib= nft_masq nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4= nf_tables libcrc32c nls_ascii nls_cp437 vfat fat intel_rapl_msr coretemp= intel_rapl_common x86_pkg_temp_thermal intel_powerclamp ofpart cmdlinepa= rt snd_usb_audio spi_nor iTCO_wdt intel_pmc_bxt kvm_intel mei_wdt snd_usb= midi_lib iTCO_vendor_support mei_pxp mei_hdcp ee1004 mtd watchdog snd_hwd= ep r8169 snd_ump kvm snd_rawmidi realtek uvcvideo snd_seq_device snd_pcm = mdio_devres > [243283.400109] videobuf2_vmalloc irqbypass of_mdio uvc videobuf2_memo= ps fixed_phy snd_timer videobuf2_v4l2 think_lmi intel_cstate rtsx_usb_ms = fwnode_mdio intel_uncore memstick e1000e rtc_cmos videodev mei_me ftdi_si= o firmware_attributes_class joydev snd videobuf2_common i2c_i801 ptp spi_= intel_pci libphy intel_wmi_thunderbolt wmi_bmof mei mc tiny_power_button = pps_core spi_intel i2c_smbus usbserial soundcore mousedev thermal fan inp= ut_leds int3400_thermal acpi_thermal_rel intel_pmc_core acpi_tad acpi_pad= evdev button mac_hid sch_fq_codel msr loop fuse efi_pstore nfnetlink efi= varfs dmi_sysfs dm_crypt trusted asn1_encoder tee ext4 crc32c_generic crc= 16 mbcache jbd2 hid_logitech_hidpp hid_logitech_dj hid_jabra hid_generic = rtsx_usb_sdmmc mmc_core led_class usbhid hid rtsx_usb crc32_pclmul crc32c= _intel polyval_clmulni polyval_generic gf128mul ghash_clmulni_intel i915 = sha512_ssse3 sha256_ssse3 sha1_ssse3 xhci_pci ahci xhci_pci_renesas nvme = libahci xhci_hcd nvme_core libata nvme_common i2c_algo_bit drm_buddy t10_= pi ttm usbcore > [243283.400142] crc64_rocksoft_generic aesni_intel drm_display_helper = scsi_mod crc64_rocksoft crc_t10dif crct10dif_generic crct10dif_pclmul cec= hwmon crypto_simd crc64 rc_core cryptd crct10dif_common usb_common scsi_= common 8250 8250_base video serial_mctrl_gpio serial_base wmi backlight d= m_mod dax > [243283.400150] CPU: 3 PID: 2909804 Comm: python3.11 Not tainted 6.6.21= -gentoo-desktop-r1 #1 > [243283.400152] Hardware name: LENOVO 30E30051UK/1052, BIOS S0AKT3EA 09= /22/2023 > [243283.400153] RIP: 0010:dev_watchdog+0x225/0x230 > [243283.400154] Code: ff ff ff 48 89 ef c6 05 08 6c ee 00 01 e8 03 94 f= a ff 45 89 f8 44 89 f1 48 89 ee 48 89 c2 48 c7 c7 98 c4 37 9a e8 8b 5c 79= ff <0f> 0b e9 27 ff ff ff 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 > [243283.400155] RSP: 0000:ffffc9000f3e3df8 EFLAGS: 00010292 > [243283.400156] RAX: 0000000000000043 RBX: ffff88810b6f841c RCX: 000000= 0000000027 > [243283.400157] RDX: ffff8890356e04c8 RSI: 0000000000000001 RDI: ffff88= 90356e04c0 > [243283.400158] RBP: ffff88810b6f8000 R08: 0000000000000000 R09: ffffff= ff9a646ce0 > [243283.400158] R10: ffffc9000f3e3cb0 R11: ffffffff9a726d28 R12: ffff88= 810b6f84c8 > [243283.400159] R13: ffff88810b6e6800 R14: 0000000000000000 R15: 000000= 00000015a1 > [243283.400159] FS: 00007fb111f89740(0000) GS:ffff8890356c0000(0000) k= nlGS:0000000000000000 > [243283.400160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [243283.400161] CR2: 00007fb1041fb030 CR3: 000000044b576002 CR4: 000000= 0000770ee0 > [243283.400162] PKRU: 55555554 > [243283.400162] Call Trace: > [243283.400163] > [243283.400164] ? dev_watchdog+0x225/0x230 > [243283.400165] ? __warn+0x7c/0x130 > [243283.400168] ? dev_watchdog+0x225/0x230 > [243283.400169] ? report_bug+0x171/0x1a0 > [243283.400172] ? handle_bug+0x3a/0x70 > [243283.400174] ? exc_invalid_op+0x17/0x70 > [243283.400175] ? asm_exc_invalid_op+0x1a/0x20 > [243283.400178] ? dev_watchdog+0x225/0x230 > [243283.400179] ? dev_watchdog+0x225/0x230 > [243283.400180] ? __pfx_dev_watchdog+0x10/0x10 > [243283.400181] ? __pfx_dev_watchdog+0x10/0x10 > [243283.400182] call_timer_fn+0x1f/0x130 > [243283.400184] __run_timers.part.0+0x1bc/0x250 > [243283.400186] ? ktime_get+0x34/0xa0 > [243283.400187] run_timer_softirq+0x25/0x50 > [243283.400188] __do_softirq+0xbd/0x296 > [243283.400190] irq_exit_rcu+0x65/0x80 > [243283.400191] sysvec_apic_timer_interrupt+0x3e/0x90 > [243283.400192] asm_sysvec_apic_timer_interrupt+0x1a/0x20 > [243283.400194] RIP: 0033:0x7fb111bd3cd5 > [243283.400195] Code: c8 48 8b 56 08 48 83 c6 08 48 85 d2 75 a7 48 85 c= 0 74 05 48 39 c3 75 09 49 8b 47 10 48 89 44 24 10 48 85 ed 0f 85 8e 00 00= 00 <49> 8b 40 28 49 8b 4f 18 48 39 48 18 75 5d 49 8b 85 58 01 00 00 49 > [243283.400196] RSP: 002b:00007ffd3916a9b0 EFLAGS: 00000246 > [243283.400196] RAX: 00007fb111bd73c0 RBX: 000056339f603f78 RCX: 00007f= b111f66aa8 > [243283.400197] RDX: 0000000000000000 RSI: 00007fb111f04360 RDI: 00007f= b111f66aa8 > [243283.400197] RBP: 0000000000000000 R08: 00007fb10410c270 R09: 00007f= b111f66aa0 > [243283.400198] R10: 8d3a98eb5e44a685 R11: 1ffffffffffffffe R12: 00007f= fd3916a9d4 > [243283.400198] R13: 000056339f603eb0 R14: 00000000000000c8 R15: 00007f= b111e0dcc0 > [243283.400199] > [243283.400200] ---[ end trace 0000000000000000 ]--- > [243283.400216] r8169 0000:04:00.0: can't disable ASPM; OS doesn't have= ASPM control > [243295.067251] r8169 0000:04:00.0 enp4s0: Link is Down > [243297.620960] RTL8226 2.5Gbps PHY r8169-0-400:00: attached PHY driver= (mii_bus:phy_addr=3Dr8169-0-400:00, irq=3DMAC) > [243297.752106] r8169 0000:04:00.0 enp4s0: Link is Down > [243300.656125] r8169 0000:04:00.0 enp4s0: Link is Up - 1Gbps/Full - fl= ow control off