On 27 November 2017 at 10:00, Thomas Petazzoni <thomas.petazz...@free-electrons.com> wrote: > Hello, > > +Grégory Clement, Antoine Ténart, Simon Guinot, Marcin Wojtas. > > On Mon, 27 Nov 2017 09:47:10 +0100, Sean Nyekjær wrote: > >> I see you are the maintainer on mvneta :-) >> I have an Espressobin board, i'm currently running with archlinux for >> arm. I have been running with 4.13.x mainline, 4.13.x with arch >> patches, 4.14.0 mainline and 4.14.1 with arch patches. >> >> You can see what patches that are applied here: >> https://archlinuxarm.org/packages/aarch64/linux-espressobin/files >> >> To the issue (same with all the kernels) :-) >> Every 10-14 days, sometimes faster the ethernet stops working. I have >> a serial debug connected so i can check the logs. The kernel logs >> contains nothing :-( >> If i then try to down the interface nasty things happen. > > I'm not sure at all, but could you try to apply > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0d63785c6b94b5d2f095f90755825f90eea791f5 > and see if the problem is resolved ? > > I'm leaving the full kernel dump below for others to look at. > > Thanks! > > Thomas > >> Here is my kernel dump: >> >> [root@espressobin ~]# ip link set dev eth0 down >> [ 1339.493220] mvneta d0030000.ethernet eth0: TIMEOUT for TX stopped >> status=0x0000ffff >> [root@espressobin ~]# >> [ 1339.802218] br0: port 1(lan1) entered disabled state >> [ 1339.874861] br0: port 2(lan0) entered disabled state >> [ 1339.927740] alloc_contig_range: [7c198, 7c19d) PFNs busy >> [ 1339.933991] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready >> [ 1339.974840] br0: bridge flag offload is not supported 1(lan1) >> [ 1340.033767] br0: bridge flag offload is not supported 2(lan0) >> [ 1340.532339] mv88e6085 d0032004.mdio-mii:01 lan1: Link is Down >> [ 1340.537957] mv88e6085 d0032004.mdio-mii:01 lan0: Link is Down >> [ 1341.012314] mvneta d0030000.ethernet eth0: Link is Up - 1Gbps/Full >> - flow control off >> [ 1341.020267] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready >> [ 1341.035094] br0: port 1(lan1) entered blocking state >> [ 1341.040148] br0: port 1(lan1) entered forwarding state >> [ 1341.056721] br0: port 1(lan1) entered disabled state >> [ 1341.077884] br0: port 2(lan0) entered blocking state >> [ 1341.082795] br0: port 2(lan0) entered forwarding state >> [ 1341.091679] br0: port 2(lan0) entered disabled state >> [ 1341.107766] IPv6: ADDRCONF(NETDEV_UP): wan: link is not ready >> [ 1342.058742] mv88e6085 d0032004.mdio-mii:01 lan1: Link is Down >> [ 1342.143820] mv88e6085 d0032004.mdio-mii:01 lan0: Link is Down >> [ 1344.139466] mv88e6085 d0032004.mdio-mii:01 lan1: Link is Up - >> 100Mbps/Full - flow control off >> [ 1344.148358] br0: port 1(lan1) entered blocking state >> [ 1344.153309] br0: port 1(lan1) entered forwarding state >> [ 1344.202470] Unable to handle kernel NULL pointer dereference at >> virtual address 00000081 >> [ 1344.210490] Mem abort info: >> [ 1344.213332] Exception class = DABT (current EL), IL = 32 bits >> [ 1344.219833] SET = 0, FnV = 0 >> [ 1344.222466] EA = 0, S1PTW = 0 >> [ 1344.226149] Data abort info: >> [ 1344.229201] ISV = 0, ISS = 0x00000006 >> [ 1344.233099] CM = 0, WnR = 0 >> [ 1344.236131] user pgtable: 4k pages, 48-bit VAs, pgd = ffff80006ca11000 >> [ 1344.242788] [0000000000000081] *pgd=000000006ca31003, >> *pud=000000006ca75003, *pmd=0000000000000000 >> [ 1344.252122] Internal error: Oops: 96000006 [#1] SMP >> [ 1344.256794] Modules linked in: tun xt_nat veth ipt_MASQUERADE >> nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat >> nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype >> iptable_filter xt_conntrack nf_nat nf_conntrack br_netfilter overlay >> bridge stp llc >> aes_ce_blk crypto_simd aes_ce_cipher crc32_ce crct10dif_ce ghash_ce >> aes_arm64 sha2_ce sha256_arm64 sha1_ce sch_fq_codel ip_tables ipv6 >> [ 1344.293629] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.1-1-ARCH #1 >> [ 1344.300542] Hardware name: Globalscale Marvell ESPRESSOBin Board (DT) >> [ 1344.307103] task: ffff000008d70580 task.stack: ffff000008d60000 >> [ 1344.313311] PC is at mvneta_txq_bufs_free.isra.24+0x68/0x170 >> [ 1344.318968] LR is at mvneta_txq_bufs_free.isra.24+0xd8/0x170 >> [ 1344.324537] pc : [<ffff000008685198>] lr : [<ffff000008685208>] >> pstate: 80000145 >> [ 1344.332089] sp : ffff000008003d10 >> [ 1344.335684] x29: ffff000008003d10 x28: ffff000008d45000 >> [ 1344.341164] x27: ffff800077cb0028 x26: 0000000000000003 >> [ 1344.346737] x25: 0000000000000001 x24: ffff800077d36a00 >> [ 1344.352219] x23: ffff800077d32938 x22: 0000000000000005 >> [ 1344.357713] x21: ffff000008926110 x20: 00000000000000b6 >> [ 1344.363281] x19: ffff800077cb0208 x18: 000000000000002e >> [ 1344.368947] x17: 0000ffff9127b8d0 x16: ffff0000080ce160 >> [ 1344.374340] x15: 0000000000000008 x14: 0000000000000000 >> [ 1344.379824] x13: 0000000000000001 x12: 0000000000000000 >> [ 1344.384859] x11: 0000000000000000 x10: 0000000000000000 >> [ 1344.390699] x9 : ffff000008d67000 x8 : 00000001000197df >> [ 1344.395825] x7 : 0000000000000000 x6 : 0000000000000000 >> [ 1344.401663] x5 : 0000000000000001 x4 : 0000000000000000 >> [ 1344.407234] x3 : ffff800078b3a000 x2 : ffff00000a43d060 >> [ 1344.412715] x1 : 0000000000000003 x0 : 0000000000000003 >> [ 1344.418110] Process swapper/0 (pid: 0, stack limit = 0xffff000008d60000) >> [ 1344.425026] Call trace: >> [ 1344.427277] Exception stack(0xffff000008003bd0 to 0xffff000008003d10) >> [ 1344.434372] 3bc0: >> 0000000000000003 0000000000000003 >> [ 1344.442550] 3be0: ffff00000a43d060 ffff800078b3a000 >> 0000000000000000 0000000000000001 >> [ 1344.450374] 3c00: 0000000000000000 0000000000000000 >> 00000001000197df ffff000008d67000 >> [ 1344.458460] 3c20: 0000000000000000 0000000000000000 >> 0000000000000000 0000000000000001 >> [ 1344.466189] 3c40: 0000000000000000 0000000000000008 >> ffff0000080ce160 0000ffff9127b8d0 >> [ 1344.474633] 3c60: 000000000000002e ffff800077cb0208 >> 00000000000000b6 ffff000008926110 >> [ 1344.482808] 3c80: 0000000000000005 ffff800077d32938 >> ffff800077d36a00 0000000000000001 >> [ 1344.490805] 3ca0: 0000000000000003 ffff800077cb0028 >> ffff000008d45000 ffff000008003d10 >> [ 1344.498897] 3cc0: ffff000008685208 ffff000008003d10 >> ffff000008685198 0000000080000145 >> [ 1344.506896] 3ce0: ffff800077cb0208 00000000000000b6 >> 0001000000000000 0000000000000005 >> [ 1344.515255] 3d00: ffff000008003d10 ffff000008685198 >> [ 1344.520207] [<ffff000008685198>] mvneta_txq_bufs_free.isra.24+0x68/0x170 >> [ 1344.527142] [<ffff0000086873c8>] mvneta_poll+0x4f0/0xad8 >> [ 1344.532528] [<ffff0000087d04fc>] net_rx_action+0x184/0x418 >> [ 1344.538461] [<ffff000008081798>] __do_softirq+0x130/0x32c >> [ 1344.543594] [<ffff0000080cee58>] irq_exit+0xc8/0x100 >> [ 1344.548812] [<ffff00000812a52c>] __handle_domain_irq+0x6c/0xc0 >> [ 1344.554651] [<ffff000008081560>] gic_handle_irq+0x80/0x184 >> [ 1344.560492] Exception stack(0xffff000008d63db0 to 0xffff000008d63ef0) >> [ 1344.567233] 3da0: >> ffff000008d45000 0000000000000000 >> [ 1344.575317] 3dc0: ffff000008d63ef0 0000000000784718 >> 0000800073275000 ffff000008d63f00 >> [ 1344.583403] 3de0: 0000800073275000 0000000000000001 >> ffff000008d70fe0 ffff000008d63e80 >> [ 1344.591403] 3e00: 0000000000000a00 0000000000000000 >> 0000000000000000 0000000000000001 >> [ 1344.599666] 3e20: 0000000000000000 0000000000000008 >> ffff0000080ce160 0000ffff9127b8d0 >> [ 1344.607843] 3e40: 000000000000002e ffff000008d45000 >> ffff000008d69000 ffff000008d69000 >> [ 1344.615839] 3e60: ffff000008d4f148 ffff000008d69bec >> 0000000000000000 0000000000000000 >> [ 1344.623836] 3e80: ffff000008d70580 000000007ff963f8 >> 0000000000c80018 ffff000008d63ef0 >> [ 1344.631922] 3ea0: ffff00000808521c ffff000008d63ef0 >> ffff000008085220 0000000000000145 >> [ 1344.640097] 3ec0: ffff80007bfffb00 ffff000008cea028 >> ffffffffffffffff 0000000000000000 >> [ 1344.648181] 3ee0: ffff000008d63ef0 ffff000008085220 >> [ 1344.653037] [<ffff000008082fb0>] el1_irq+0xb0/0x140 >> [ 1344.657891] [<ffff000008085220>] arch_cpu_idle+0x30/0x188 >> [ 1344.663911] [<ffff00000810eed0>] do_idle+0x128/0x1e8 >> [ 1344.669041] [<ffff00000810f13c>] cpu_startup_entry+0x2c/0x30 >> [ 1344.674972] [<ffff00000890516c>] rest_init+0xb4/0xc0 >> [ 1344.679945] [<ffff000008c80cf0>] start_kernel+0x394/0x3a8 >> [ 1344.685594] Code: 93407c01 8b011442 f8617879 b4000079 (b9408321) >> [ 1344.691523] ---[ end trace 0e5abdfc76ee83e5 ]--- >> [ 1344.696733] Kernel panic - not syncing: Fatal exception in interrupt >> [ 1344.703310] SMP: stopping secondary CPUs >> [ 1344.707369] Kernel Offset: disabled >> [ 1344.710613] CPU features: 0x002008 >> [ 1344.714294] Memory Limit: none >> [ 1344.717086] ---[ end Kernel panic - not syncing: Fatal exception in >> interrupt >> >> I you want more logs or some other details about my setup i'll be >> happy to help :-) >> Also with testing a possible fix. >> >> Thanks, >> Sean Nyekjaer > > > > -- > Thomas Petazzoni, CTO, Free Electrons > Embedded Linux and Kernel engineering > http://free-electrons.com
I will apply the patch right away, and report back. BR Sean Nyekjaer
