Details
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Bug
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Resolution: Duplicate
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Blocker
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None
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Lustre 2.12.0
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None
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3
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9223372036854775807
Description
This issue was created by maloo for S Buisson <sbuisson@ddn.com>
This issue relates to the following test suite run: https://testing.whamcloud.com/test_sets/299d644c-a6de-11e8-a5f2-52540065bddc
test_56w failed because MDS crashed with following stack trace:
[ 2736.998005] BUG: unable to handle kernel paging request at ffff9ed8c35f3714 [ 2736.998890] IP: [<ffffffffc10884e3>] lod_qos_prep_create+0x5d3/0x17a0 [lod] [ 2736.999731] PGD 5442e067 PUD 0 [ 2737.000131] Oops: 0000 [#1] SMP [ 2737.000531] Modules linked in: osp(OE) mdd(OE) lod(OE) mdt(OE) lfsck(OE) mgs(OE) mgc(OE) osd_ldiskfs(OE) lquota(OE) fid(OE) fld(OE) ksocklnd(OE) ptlrpc(OE) obdclass(OE) lnet(OE) ldiskfs(OE) libcfs(OE) dm_flakey rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache rpcrdma ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod crc_t10dif crct10dif_generic ib_srp scsi_transport_srp scsi_tgt ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_core sunrpc dm_mod iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw ppdev gf128mul glue_helper ablk_helper cryptd i2c_piix4 parport_pc joydev i2c_core pcspkr virtio_balloon parport ip_tables ext4 ata_generic mbcache pata_acpi jbd2 ata_piix virtio_blk libata 8139too crct10dif_pclmul crct10dif_common [ 2737.009634] crc32c_intel floppy serio_raw virtio_pci 8139cp virtio_ring virtio mii [ 2737.010477] CPU: 0 PID: 4463 Comm: mdt00_000 Kdump: loaded Tainted: G OE ------------ 3.10.0-862.9.1.el7_lustre.x86_64 #1 [ 2737.011730] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011 [ 2737.012337] task: ffff9ed89ec00000 ti: ffff9ed8a5aec000 task.ti: ffff9ed8a5aec000 [ 2737.013118] RIP: 0010:[<ffffffffc10884e3>] [<ffffffffc10884e3>] lod_qos_prep_create+0x5d3/0x17a0 [lod] [ 2737.014122] RSP: 0018:ffff9ed8a5aef5f0 EFLAGS: 00010293 [ 2737.014671] RAX: ffff9ed8b84bfdb0 RBX: 000000005899cae8 RCX: ffff9ed85899cad8 [ 2737.015404] RDX: 0000000000000002 RSI: 0000000000000004 RDI: ffff9ed89c1fd200 [ 2737.016147] RBP: ffff9ed8a5aef6e0 R08: ffff9ed89e2bc550 R09: 0000000000000000 [ 2737.016876] R10: 0000000000000000 R11: 0000000000000003 R12: 0000000000000000 [ 2737.017620] R13: 0000000000000002 R14: ffff9ed8b7e00000 R15: ffff9ed8b97a1fc0 [ 2737.018378] FS: 0000000000000000(0000) GS:ffff9ed8bfc00000(0000) knlGS:0000000000000000 [ 2737.019224] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2737.019832] CR2: ffff9ed8c35f3714 CR3: 0000000036372000 CR4: 00000000000606f0 [ 2737.020590] Call Trace: [ 2737.020908] [<ffffffffc0d74d70>] ? qsd_op_begin+0xb0/0x4d0 [lquota] [ 2737.021581] [<ffffffffc10898c5>] lod_prepare_create+0x215/0x2e0 [lod] [ 2737.022273] [<ffffffffc107b7ee>] lod_declare_striped_create+0x1ee/0x980 [lod] [ 2737.023039] [<ffffffffc1089e8f>] ? lod_sub_declare_create+0xdf/0x210 [lod] [ 2737.023764] [<ffffffffc107fec4>] lod_declare_create+0x204/0x590 [lod] [ 2737.024456] [<ffffffffc106f412>] ? lod_striping_from_default+0x492/0x5b0 [lod] [ 2737.025335] [<ffffffffc094e9d9>] ? lu_context_refill+0x19/0x50 [obdclass] [ 2737.026101] [<ffffffffc10f2892>] mdd_declare_create_object_internal+0xe2/0x2f0 [mdd] [ 2737.026909] [<ffffffffc10e21c8>] mdd_declare_create+0x48/0xc10 [mdd] [ 2737.027590] [<ffffffffc10e65e9>] mdd_create+0x929/0x13f0 [mdd] [ 2737.028284] [<ffffffffc0f91e37>] mdt_reint_open+0x2117/0x3160 [mdt] [ 2737.028973] [<ffffffffc09634af>] ? upcall_cache_get_entry+0x3df/0x8b0 [obdclass] [ 2737.029767] [<ffffffffc0f85ce3>] mdt_reint_rec+0x83/0x210 [mdt] [ 2737.030409] [<ffffffffc0f651d2>] mdt_reint_internal+0x6b2/0xa80 [mdt] [ 2737.031100] [<ffffffffc0f716c2>] mdt_intent_open+0x82/0x350 [mdt] [ 2737.031759] [<ffffffffc092d6f9>] ? lprocfs_counter_add+0xf9/0x160 [obdclass] [ 2737.032527] [<ffffffffc0f6f768>] mdt_intent_policy+0x2f8/0xd10 [mdt] [ 2737.033224] [<ffffffffc0f71640>] ? mdt_intent_fixup_resent+0x220/0x220 [mdt] [ 2737.034120] [<ffffffffc0b39e9e>] ldlm_lock_enqueue+0x34e/0xa50 [ptlrpc] [ 2737.034863] [<ffffffffc07516ee>] ? cfs_hash_add+0xbe/0x1a0 [libcfs] [ 2737.035592] [<ffffffffc0b62483>] ldlm_handle_enqueue0+0x903/0x1520 [ptlrpc] [ 2737.036373] [<ffffffffc0b8a2d0>] ? lustre_swab_ldlm_lock_desc+0x30/0x30 [ptlrpc] [ 2737.037224] [<ffffffffc0be8932>] tgt_enqueue+0x62/0x210 [ptlrpc] [ 2737.037901] [<ffffffffc0bf127a>] tgt_request_handle+0xaea/0x1580 [ptlrpc] [ 2737.038639] [<ffffffffc0748ee7>] ? libcfs_debug_msg+0x57/0x80 [libcfs] [ 2737.039364] [<ffffffffc0b9440b>] ptlrpc_server_handle_request+0x24b/0xab0 [ptlrpc] [ 2737.040188] [<ffffffff972c52ab>] ? __wake_up_common+0x5b/0x90 [ 2737.040823] [<ffffffffc0b97c44>] ptlrpc_main+0xb14/0x1fb0 [ptlrpc] [ 2737.041488] [<ffffffff972c9e50>] ? finish_task_switch+0x50/0x170 [ 2737.042152] [<ffffffffc0b97130>] ? ptlrpc_register_service+0xe90/0xe90 [ptlrpc] [ 2737.042933] [<ffffffff972bb621>] kthread+0xd1/0xe0 [ 2737.043459] [<ffffffff972bb550>] ? insert_kthread_work+0x40/0x40 [ 2737.044119] [<ffffffff979205f7>] ret_from_fork_nospec_begin+0x21/0x21 [ 2737.044804] [<ffffffff972bb550>] ? insert_kthread_work+0x40/0x40 [ 2737.045452] Code: ff 89 1c 90 8b 45 98 31 d2 0f b7 4f 24 83 c0 01 f7 f1 41 39 cd 89 55 98 7d 25 48 8b 4f 30 8b 45 98 8b 1c 81 49 8b 86 88 09 00 00 <0f> a3 58 08 19 c0 85 c0 0f 85 17 ff ff ff 41 bc ed ff ff ff f6 [ 2737.048776] RIP [<ffffffffc10884e3>] lod_qos_prep_create+0x5d3/0x17a0 [lod] [ 2737.049546] RSP <ffff9ed8a5aef5f0> [ 2737.049919] CR2: ffff9ed8c35f3714
