Happened out of the blue for my server that had an uptime for 54 days, last 2-3 weeks running as nfs-server. Reboots goes straight into this
[ 15.029841] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory [ 15.050206] NFSD: starting 90-second grace period (net ffffffff81cda540) [ 15.364029] init: plymouth-upstart-bridge main process ended, respawning [ 22.260448] BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 [ 22.260567] IP: [<ffffffffa059b06b>] set_nfsv4_acl_one+0x1b/0x90 [nfsd] [ 22.260657] PGD 20fde3067 PUD 20fe03067 PMD 0 [ 22.260730] Oops: 0000 [#1] SMP [ 22.260782] Modules linked in: nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache snd_hda_codec_hdmi ppdev kvm_amd kvm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd serio_raw edac_core fam15h_power snd_hda_codec_realtek k10temp edac_mce_amd radeon snd_hda_intel sp5100_tco i2c_piix4 snd_hda_codec snd_hwdep ttm snd_pcm drm_kms_helper snd_page_alloc drm snd_timer snd soundcore i2c_algo_bit shpchp parport_pc mac_hid lp wmi parport raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq raid1 raid0 pata_acpi multipath r8169 ahci usb_storage pata_atiixp libahci mii linear [ 22.261818] CPU: 0 PID: 1130 Comm: nfsd Not tainted 3.13.0-36-generic #63-Ubuntu [ 22.261908] Hardware name: MICRO-STAR INTERNATIONAL CO.,LTD MS-7596/760GM-E51(MS-7596), BIOS V3.6 10/26/2012 [ 22.262024] task: ffff8800ce78b000 ti: ffff880036be4000 task.ti: ffff880036be4000 [ 22.262112] RIP: 0010:[<ffffffffa059b06b>] [<ffffffffa059b06b>] set_nfsv4_acl_one+0x1b/0x90 [nfsd] [ 22.262225] RSP: 0018:ffff880036be5cf8 EFLAGS: 00010246 [ 22.262289] RAX: 0000000000000000 RBX: ffff880211a852c0 RCX: 0000000000006653 [ 22.262374] RDX: ffffffffa05c86e7 RSI: 0000000000000000 RDI: ffff880211a852c0 [ 22.262457] RBP: ffff880036be5d20 R08: 00000000000171e0 R09: ffff8802156171e0 [ 22.262542] R10: ffffea0008378580 R11: ffffffffa059b0c7 R12: 0000000000000000 [ 22.262625] R13: ffff880211a852c0 R14: ffffffffa05c86e7 R15: 0000000000000660 [ 22.262710] FS: 00007f31cc3d8780(0000) GS:ffff880215600000(0000) knlGS:0000000000000000 [ 22.262806] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 22.262874] CR2: 0000000000000010 CR3: 000000020fd19000 CR4: 00000000000407f0 [ 22.262959] Stack: [ 22.262985] ffff880211a852c0 ffff88020f9e3c00 ffff8800cf51ec50 ffff880036ae8000 [ 22.263092] 0000000000000660 ffff880036be5d60 ffffffffa059b492 ffff880036ae8000 [ 22.263199] ffff88020de16c80 0000000000000000 ffff8800ce4d9040 ffff8800ce4dc240 [ 22.263305] Call Trace: [ 22.263340] [<ffffffffa059b492>] nfsd4_set_nfs4_acl+0x122/0x130 [nfsd] [ 22.263422] [<ffffffffa05a8f5d>] nfsd4_setattr+0x10d/0x1a0 [nfsd] [ 22.263501] [<ffffffffa05aa5ca>] nfsd4_proc_compound+0x56a/0x7c0 [nfsd] [ 22.263584] [<ffffffffa0596d2b>] nfsd_dispatch+0xbb/0x200 [nfsd] [ 22.263666] [<ffffffffa050c62d>] svc_process_common+0x46d/0x6d0 [sunrpc] [ 22.263752] [<ffffffffa050c997>] svc_process+0x107/0x170 [sunrpc] [ 22.263830] [<ffffffffa059671f>] nfsd+0xbf/0x130 [nfsd] [ 22.263897] [<ffffffffa0596660>] ? nfsd_destroy+0x80/0x80 [nfsd] [ 22.263971] [<ffffffff8108b4a2>] kthread+0xd2/0xf0 [ 22.264037] [<ffffffff8108b3d0>] ? kthread_create_on_node+0x1c0/0x1c0 [ 22.264118] [<ffffffff8172eefc>] ret_from_fork+0x7c/0xb0 [ 22.264185] [<ffffffff8108b3d0>] ? kthread_create_on_node+0x1c0/0x1c0 [ 22.264265] Code: eb e6 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 55 48 89 e5 41 57 41 56 49 89 d6 41 55 49 89 fd 41 54 49 89 f4 53 <48> 63 46 10 be d0 00 00 00 4c 8d 3c c5 04 00 00 00 4c 89 ff e8 [ 22.264824] RIP [<ffffffffa059b06b>] set_nfsv4_acl_one+0x1b/0x90 [nfsd] [ 22.264914] RSP <ffff880036be5cf8> [ 22.264957] CR2: 0000000000000010 [ 22.268423] ---[ end trace 75d1b924bd0e08cc ]--- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1353730 Title: nfs4 daemon crashes, eventually PC locks up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-meta-lts-backport-oneiric/+bug/1353730/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
