Thanks. I hope the installation worked - I only have Focal now, and the headers package in that folder was asking for a dependency from Eoan which I don't have.
Still, I managed to boot the system, and unfortunately the behaviour is the same. Aug 1 12:04:56 rpi3 kernel: [ 117.985005] ------------[ cut here ]------------ Aug 1 12:04:56 rpi3 kernel: [ 117.985053] NETDEV WATCHDOG: eth0 (lan78xx): transmit queue 0 timed out Aug 1 12:04:56 rpi3 kernel: [ 117.985163] WARNING: CPU: 1 PID: 0 at /home/hwang4/work/mainline/build/eoan-rpi/ubuntu-eoan/net/sched/sch_generic.c:448 dev_watchdog+0x370/0x378 Aug 1 12:04:56 rpi3 kernel: [ 117.985168] Modules linked in: sit tunnel4 ip_tunnel bridge stp llc ip6table_filter ip6_tables xt_tcpudp xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter bpfilter dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua btsdio bluetooth ecdh_generic ecc brcmfmac brcmutil cfg80211 input_leds bcm2835_v4l2(CE) bcm2835_mmal_vchiq(CE) raspberrypi_hwmon vc_sm_cma(CE) raspberrypi_cpufreq v4l2_common videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev mc uio_pdrv_genirq uio sch_fq_codel drm ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor xor_neon raid6_pq libcrc32c raid1 raid0 multipath linear hid_generic usbhid sdhci_iproc spidev phy_generic crct10dif_ce fixed aes_neon_bs aes_neon_blk crypto_simd cryptd aes_arm64 Aug 1 12:04:56 rpi3 kernel: [ 117.985309] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G C E 5.3.0-1030-raspi2 #32+testpreempt Aug 1 12:04:56 rpi3 kernel: [ 117.985311] Hardware name: Raspberry Pi 3 Model B Plus Rev 1.3 (DT) Aug 1 12:04:56 rpi3 kernel: [ 117.985316] pstate: 80400005 (Nzcv daif +PAN -UAO) Aug 1 12:04:56 rpi3 kernel: [ 117.985320] pc : dev_watchdog+0x370/0x378 Aug 1 12:04:56 rpi3 kernel: [ 117.985324] lr : dev_watchdog+0x370/0x378 Aug 1 12:04:56 rpi3 kernel: [ 117.985326] sp : ffff00001000bd90 Aug 1 12:04:56 rpi3 kernel: [ 117.985329] x29: ffff00001000bd90 x28: ffff567789c1abf0 Aug 1 12:04:56 rpi3 kernel: [ 117.985334] x27: ffffeeb8788d4480 x26: 00000000ffffffff Aug 1 12:04:56 rpi3 kernel: [ 117.985338] x25: 0000000000000140 x24: ffffeeb86f5c8480 Aug 1 12:04:56 rpi3 kernel: [ 117.985342] x23: ffff56778a807000 x22: ffffeeb8788d445c Aug 1 12:04:56 rpi3 kernel: [ 117.985346] x21: ffffeeb8788d4000 x20: ffffeeb8788d4480 Aug 1 12:04:56 rpi3 kernel: [ 117.985351] x19: 0000000000000000 x18: ffffffffffffffff Aug 1 12:04:56 rpi3 kernel: [ 117.985355] x17: 0000000000000000 x16: 0000000000000000 Aug 1 12:04:56 rpi3 kernel: [ 117.985359] x15: ffff56778a809708 x14: ffff56778a9418e0 Aug 1 12:04:56 rpi3 kernel: [ 117.985363] x13: ffff56778a941533 x12: ffff56778a82e000 Aug 1 12:04:56 rpi3 kernel: [ 117.985367] x11: 0000000000000000 x10: ffff56778a940000 Aug 1 12:04:56 rpi3 kernel: [ 117.985372] x9 : 0000000000000000 x8 : ffff56778a94b8ab Aug 1 12:04:56 rpi3 kernel: [ 117.985376] x7 : 0000000000000000 x6 : 0000000000000002 Aug 1 12:04:56 rpi3 kernel: [ 117.985379] x5 : 0000000000000000 x4 : 0000000000000002 Aug 1 12:04:56 rpi3 kernel: [ 117.985385] x3 : 0000000000000000 x2 : 0000000000000004 Aug 1 12:04:56 rpi3 kernel: [ 117.985389] x1 : 2668adad17146c00 x0 : 0000000000000000 Aug 1 12:04:56 rpi3 kernel: [ 117.985394] Call trace: Aug 1 12:04:56 rpi3 kernel: [ 117.985400] dev_watchdog+0x370/0x378 Aug 1 12:04:56 rpi3 kernel: [ 117.985407] call_timer_fn+0x38/0x1e8 Aug 1 12:04:56 rpi3 kernel: [ 117.985412] run_timer_softirq+0x518/0x550 Aug 1 12:04:56 rpi3 kernel: [ 117.985417] __do_softirq+0x178/0x428 Aug 1 12:04:56 rpi3 kernel: [ 117.985422] irq_exit+0xf4/0x100 Aug 1 12:04:56 rpi3 kernel: [ 117.985429] __handle_domain_irq+0x90/0xf8 Aug 1 12:04:56 rpi3 kernel: [ 117.985433] bcm2836_arm_irqchip_handle_irq+0x68/0xd0 Aug 1 12:04:56 rpi3 kernel: [ 117.985436] el1_irq+0x108/0x200 Aug 1 12:04:56 rpi3 kernel: [ 117.985443] arch_cpu_idle+0x30/0x228 Aug 1 12:04:56 rpi3 kernel: [ 117.985453] default_idle_call+0x28/0x4c Aug 1 12:04:56 rpi3 kernel: [ 117.985458] do_idle+0x1e0/0x2c8 Aug 1 12:04:56 rpi3 kernel: [ 117.985464] cpu_startup_entry+0x28/0x30 Aug 1 12:04:56 rpi3 kernel: [ 117.985473] secondary_start_kernel+0x184/0x250 Aug 1 12:04:56 rpi3 kernel: [ 117.985476] ---[ end trace 6bb7d08c2e67083a ]--- -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-raspi2 in Ubuntu. https://bugs.launchpad.net/bugs/1861936 Title: Raspberry Pi 3 network dies shortly after a burst of IPv6 tunnel network load ((lan78xx): transmit queue 0 timed out) Status in linux-raspi2 package in Ubuntu: Incomplete Status in linux-raspi2 source package in Eoan: Confirmed Status in linux-raspi2 source package in Focal: Confirmed Bug description: Desciption changed: Raspberry Pi 3 network partially dies (transmission doesn't work, reception still does) shortly after a burst of network load over IPv6, when IPv6 connectivity is provided by a tunnel from tunnelbroker.net. The triggering load is typically an HTTP(S) download, and replication can be done without actually saving the file (wget -O /dev/null ...). Problem happens within downloading ~10 GB, usually withinthe first 1 GB of traffic) Replication is 100% as long as _all_ of the following conditions are met - 6in4 tunnel to HE.net set up with netplan - ipv6 rules applied (netfilter-persistent) - ipv6 forwarding enabled (edit /etc/sysctl.conf) kern.log message that appears after a while: Feb 4 23:42:59 rpi3 kernel: [ 571.878359] ------------[ cut here ]------------ Feb 4 23:42:59 rpi3 kernel: [ 571.878420] NETDEV WATCHDOG: eth0 (lan78xx): transmit queue 0 timed out Feb 4 23:42:59 rpi3 kernel: [ 571.878550] WARNING: CPU: 3 PID: 0 at net/sched/sch_generic.c:447 dev_watchdog+0x324/0x330 Feb 4 23:42:59 rpi3 kernel: [ 571.878557] Modules linked in: sit tunnel4 ip_tunnel bridge stp llc ip6table_filter ip6_tables xt_tcpudp xt_conntrack nf_conntrack iptable_filter bpfilter nls_ascii dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua btsdio bluetooth ecdh_generic ecc brcmfmac brcmutil cfg80211 bcm2835_v4l2(CE) bcm2835_mmal_vchiq(CE) input_leds vc_sm_cma(CE) v4l2_common videobuf2_vmalloc spidev videobuf2_memops videobuf2_v4l2 raspberrypi_hwmon videobuf2_common videodev mc uio_pdrv_genirq uio sch_fq_codel jool(OE) jool_common(OE) nf_defrag_ipv6 nf_defrag_ipv4 ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor xor_neon raid6_pq libcrc32c raid1 raid0 multipath linear hid_generic usbhid crct10dif_ce sdhci_iproc phy_generic fixed aes_neon_bs aes_neon_blk crypto_simd cryptd aes_arm64 Feb 4 23:42:59 rpi3 kernel: [ 571.878774] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G C OE 5.3.0-1017-raspi2 #19-Ubuntu Feb 4 23:42:59 rpi3 kernel: [ 571.878781] Hardware name: Raspberry Pi 3 Model B Plus Rev 1.3 (DT) Feb 4 23:42:59 rpi3 kernel: [ 571.878789] pstate: 60400005 (nZCv daif +PAN -UAO) Feb 4 23:42:59 rpi3 kernel: [ 571.878800] pc : dev_watchdog+0x324/0x330 Feb 4 23:42:59 rpi3 kernel: [ 571.878807] lr : dev_watchdog+0x324/0x330 Feb 4 23:42:59 rpi3 kernel: [ 571.878812] sp : ffff00001001bd60 Feb 4 23:42:59 rpi3 kernel: [ 571.878817] x29: ffff00001001bd60 x28: 0000000000000140 Feb 4 23:42:59 rpi3 kernel: [ 571.878827] x27: 00000000ffffffff x26: 0000000000000000 Feb 4 23:42:59 rpi3 kernel: [ 571.878836] x25: ffff8ecbefa4e000 x24: ffff305e0f529018 Feb 4 23:42:59 rpi3 kernel: [ 571.878845] x23: 0000000000000000 x22: 0000000000000001 Feb 4 23:42:59 rpi3 kernel: [ 571.878853] x21: ffff8ecbefa4e480 x20: ffff305e0f807000 Feb 4 23:42:59 rpi3 kernel: [ 571.878862] x19: 0000000000000000 x18: 0000000000000000 Feb 4 23:42:59 rpi3 kernel: [ 571.878871] x17: ffff000010fd8218 x16: ffff305e0e30efb8 Feb 4 23:42:59 rpi3 kernel: [ 571.878879] x15: ffff8ecbf922a290 x14: ffffffffffffffff Feb 4 23:42:59 rpi3 kernel: [ 571.878888] x13: 0000000000000000 x12: ffff305e0f944000 Feb 4 23:42:59 rpi3 kernel: [ 571.878897] x11: ffff305e0f82d000 x10: 0000000000000000 Feb 4 23:42:59 rpi3 kernel: [ 571.878905] x9 : 0000000000000004 x8 : 000000000000017f Feb 4 23:42:59 rpi3 kernel: [ 571.878913] x7 : 0000000000000000 x6 : 0000000000000001 Feb 4 23:42:59 rpi3 kernel: [ 571.878921] x5 : 0000000000000000 x4 : 0000000000000008 Feb 4 23:42:59 rpi3 kernel: [ 571.878929] x3 : ffff305e0ee15750 x2 : 0000000000000004 Feb 4 23:42:59 rpi3 kernel: [ 571.878937] x1 : 6abb42c67c954600 x0 : 0000000000000000 Feb 4 23:42:59 rpi3 kernel: [ 571.878946] Call trace: Feb 4 23:42:59 rpi3 kernel: [ 571.878955] dev_watchdog+0x324/0x330 Feb 4 23:42:59 rpi3 kernel: [ 571.878967] call_timer_fn+0x3c/0x178 Feb 4 23:42:59 rpi3 kernel: [ 571.878977] __run_timers.part.0+0x200/0x330 Feb 4 23:42:59 rpi3 kernel: [ 571.878985] run_timer_softirq+0x40/0x78 Feb 4 23:42:59 rpi3 kernel: [ 571.878995] __do_softirq+0x168/0x384 Feb 4 23:42:59 rpi3 kernel: [ 571.879007] irq_exit+0xb0/0xe8 Feb 4 23:42:59 rpi3 kernel: [ 571.879020] __handle_domain_irq+0x70/0xc0 Feb 4 23:42:59 rpi3 kernel: [ 571.879028] bcm2836_arm_irqchip_handle_irq+0x74/0xe0 Feb 4 23:42:59 rpi3 kernel: [ 571.879037] el1_irq+0x108/0x200 Feb 4 23:42:59 rpi3 kernel: [ 571.879050] arch_cpu_idle+0x3c/0x1c8 Feb 4 23:42:59 rpi3 kernel: [ 571.879069] default_idle_call+0x24/0x48 Feb 4 23:42:59 rpi3 kernel: [ 571.879081] do_idle+0x210/0x2a0 Feb 4 23:42:59 rpi3 kernel: [ 571.879091] cpu_startup_entry+0x28/0x30 Feb 4 23:42:59 rpi3 kernel: [ 571.879102] secondary_start_kernel+0x154/0x1c8 Feb 4 23:42:59 rpi3 kernel: [ 571.879108] ---[ end trace 349744d60a20e77a ]--- ProblemType: Bug DistroRelease: Ubuntu 19.10 Package: linux-image-5.3.0-1017-raspi2 5.3.0-1017.19 ProcVersionSignature: Ubuntu 5.3.0-1017.19-raspi2 5.3.13 Uname: Linux 5.3.0-1017-raspi2 aarch64 ApportVersion: 2.20.11-0ubuntu8.2 Architecture: arm64 Date: Tue Feb 4 23:49:19 2020 ProcEnviron: TERM=linux PATH=(custom, no user) LANG=C.UTF-8 SHELL=/bin/bash SourcePackage: linux-raspi2 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi2/+bug/1861936/+subscriptions -- 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