On Fri, 2016-04-08 at 07:27 -0400, Brian J. Murrell wrote: > So I've had this raid configuration set up and running for many many > months if not years: My apologies if I come across as being impatient, but I wonder if anyone can shed any light on this. My array is currently broken and I'd like to get it back in order before I lose it completely. Murphy's law and all. > /dev/md1: > Version : 1.2 > Creation Time : Sat Dec 26 19:49:41 2015 > Raid Level : raid0 > Array Size : 1953524736 (1863.03 GiB 2000.41 GB) > Raid Devices : 2 > Total Devices : 2 > Persistence : Superblock is persistent > > Update Time : Sat Dec 26 19:49:41 2015 > State : clean > Active Devices : 2 > Working Devices : 2 > Failed Devices : 0 > Spare Devices : 0 > > Chunk Size : 512K > > Name : linux.interlinx.bc.ca:1 (local to host > linux.interlinx.bc.ca) > UUID : f27ae74d:e2997e50:9df158ee:c5ed3cbb > Events : 0 > > Number Major Minor RaidDevice State > 0 8 16 0 active sync /dev/sdb > 1 8 32 1 active sync /dev/sdc > > /dev/md0: > Version : 0.90 > Creation Time : Mon Jan 26 19:51:38 2009 > Raid Level : raid1 > Array Size : 1953514496 (1863.02 GiB 2000.40 GB) > Used Dev Size : 1953514496 (1863.02 GiB 2000.40 GB) > Raid Devices : 2 > Total Devices : 2 > Preferred Minor : 0 > Persistence : Superblock is persistent > > Update Time : Fri Apr 8 00:00:42 2016 > State : active, degraded > Active Devices : 1 > Working Devices : 1 > Failed Devices : 1 > Spare Devices : 0 > > UUID : 2f8fc5e0:a0eb646a:2303d005:33f25f21 > Events : 0.5031387 > > Number Major Minor RaidDevice State > 0 8 48 0 active sync /dev/sdd > 1 0 0 1 removed > > 2 9 1 - faulty spare /dev/md1 > > Now out of the blue (or seemingly out of the blue, nothing really > comes > out of the blue) I am starting to get the md0 array faulting with: > > [37722.335880] md/raid0:md1: make_request bug: can't convert block > across chunks or bigger than 512k 2554601336 124 > [37722.335887] md/raid1:md0: md1: rescheduling sector 2554601336 > [37722.376776] md/raid1:md0: redirecting sector 2554601336 to other > mirror: md1 > [37722.386455] md/raid0:md1: make_request bug: can't convert block > across chunks or bigger than 512k 2554601336 124 > [37722.386461] md/raid1:md0: md1: rescheduling sector 2554601336 > [37722.412059] md/raid1:md0: redirecting sector 2554601336 to other > mirror: sdd > [37722.735049] md/raid0:md1: make_request bug: can't convert block > across chunks or bigger than 512k 2554608496 124 > [37722.735056] md/raid1:md0: md1: rescheduling sector 2554608496 > [37722.789926] md/raid1:md0: redirecting sector 2554608496 to other > mirror: md1 > [37722.798689] md/raid0:md1: make_request bug: can't convert block > across chunks or bigger than 512k 2554608496 124 > [37722.798696] md/raid1:md0: md1: rescheduling sector 2554608496 > [37722.859314] md/raid1:md0: redirecting sector 2554608496 to other > mirror: sdd > [37724.819090] md/raid0:md1: make_request bug: can't convert block > across chunks or bigger than 512k 2554606584 12 > [37724.819096] md/raid1:md0: md1: rescheduling sector 2554606584 > [37727.455279] md/raid1:md0: redirecting sector 2554606584 to other > mirror: sdd > [37752.406865] md/raid0:md1: make_request bug: can't convert block > across chunks or bigger than 512k 1748150224 124 > [37752.521219] md/raid1:md0: Disk failure on md1, disabling device. > [37752.521222] md/raid1:md0: Operation continuing on 1 devices. > [37752.580186] RAID1 conf printout: > [37752.580190] --- wd:1 rd:2 > [37752.580194] disk 0, wo:0, o:1, dev:sdd > [37752.580197] disk 1, wo:1, o:0, dev:md1 > [37752.580199] RAID1 conf printout: > [37752.580201] --- wd:1 rd:2 > [37752.580203] disk 0, wo:0, o:1, dev:sdd > [37752.580228] BUG: unable to handle kernel paging request at > 000000001dff2107 > [37752.584011] IP: [<ffffffffa001909a>] close_write+0x6a/0xa0 [raid1] > [37752.584011] PGD 20f667067 PUD 20f669067 PMD 0 > [37752.584011] Oops: 0000 [#1] SMP > [37752.584011] CPU 0 > [37752.584011] Modules linked in: iptable_mangle iptable_filter > ipt_MASQUERADE xt_tcpudp iptable_nat nf_nat nf_conntrack_ipv4 > nf_conntrack nf_defrag_ipv4 ip_tables x_tables autofs4 nfsd nfs lockd > fscache auth_rpcgss nfs_acl sunrpc snd_hda_codec_realtek > snd_hda_intel snd_hda_codec snd_hwdep snd_pcm radeon snd_seq_midi ttm > drm_kms_helper snd_rawmidi ftdi_sio snd_seq_midi_event snd_seq > snd_timer drm ppdev snd_seq_device pl2303 usbserial serio_raw > i2c_algo_bit mac_hid asus_atk0110 snd parport_pc parport soundcore > snd_page_alloc edac_core edac_mce_amd i2c_piix4 k8temp shpchp 8021q > garp stp pata_atiixp r8169 raid10 raid456 async_pq async_xor xor > async_memcpy async_raid6_recov raid6_pq async_tx raid1 raid0 > multipath linear > [37752.584011] > [37752.584011] Pid: 267, comm: md0_raid1 Not tainted 3.2.0-101- > generic #141-Ubuntu System manufacturer System Product Name/M2A-VM > [37752.584011] RIP: 0010:[<ffffffffa001909a>] [<ffffffffa001909a>] > close_write+0x6a/0xa0 [raid1] > [37752.584011] RSP: 0018:ffff88020def9dc0 EFLAGS: 00010246 > [37752.584011] RAX: 000000001dff1dff RBX: ffff88020e380108 RCX: > 00000000e8e08784 > [37752.584011] RDX: 00000000687249a8 RSI: 0000000000000002 RDI: > ffff88020e380108 > [37752.584011] RBP: ffff88020def9dd0 R08: 00000000e8e08784 R09: > 000000000000036b > [37752.584011] R10: dead000000100100 R11: dead000000200200 R12: > ffff88020e36b800 > [37752.584011] R13: ffff88020e380100 R14: ffff88020e380130 R15: > ffff88020e380108 > [37752.584011] FS: 00007f8e0a353740(0000) GS:ffff88021fc00000(0000) > knlGS:00000000f75586c0 > [37752.584011] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > [37752.584011] CR2: 000000001dff2107 CR3: 000000020f61e000 CR4: > 00000000000006f0 > [37752.584011] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [37752.584011] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > 0000000000000400 > [37752.584011] Process md0_raid1 (pid: 267, threadinfo > ffff88020def8000, task ffff88020e2eae00) > [37752.584011] Stack: > [37752.584011] ffff88020def9e20 ffff88020e36b800 ffff88020def9e60 > ffffffffa001cbe5 > [37752.584011] ffff88020e380140 ffff880044dbd800 0000000091827364 > ffff88020def9df8 > [37752.584011] ffff88020def9df8 ffff88020def9e08 ffff88020def9e08 > ffff880200000000 > [37752.584011] Call Trace: > [37752.584011] [<ffffffffa001cbe5>] raid1d+0x2a5/0x2b0 [raid1] > [37752.584011] [<ffffffff814f0f9e>] md_thread+0x11e/0x170 > [37752.584011] [<ffffffff8108c650>] ? add_wait_queue+0x60/0x60 > [37752.584011] [<ffffffff814f0e80>] ? md_rdev_init+0x130/0x130 > [37752.584011] [<ffffffff8108bbac>] kthread+0x8c/0xa0 > [37752.584011] [<ffffffff816746b4>] kernel_thread_helper+0x4/0x10 > [37752.584011] [<ffffffff8108bb20>] ? flush_kthread_worker+0xa0/0xa0 > [37752.584011] [<ffffffff816746b0>] ? gs_change+0x13/0x13 > [37752.584011] Code: e4 48 8b 53 48 75 de 48 89 d7 e8 e2 cd 14 e1 48 > c7 43 48 00 00 00 00 4c 8b 43 18 48 8b 43 20 48 8b 4b 18 48 63 53 10 > 48 8b 73 08 <48> 8b b8 08 03 00 00 49 c1 e8 03 48 c1 e9 02 41 83 e0 > 01 83 e1 > [37752.584011] RIP [<ffffffffa001909a>] close_write+0x6a/0xa0 > [raid1] > [37752.584011] RSP <ffff88020def9dc0> > [37752.584011] CR2: 000000001dff2107 > [37752.889674] ---[ end trace 276f024e11aa62ac ]--- > > Any ideas what is all of a sudden happening? > > Cheers, > b.
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