[LU-16014] sanity test_27M: crash in lod_qos_prep_create() Created: 15/Jul/22 Updated: 16/Jan/24 Resolved: 21/Aug/23 |
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| Status: | Resolved |
| Project: | Lustre |
| Component/s: | None |
| Affects Version/s: | Lustre 2.16.0 |
| Fix Version/s: | None |
| Type: | Bug | Priority: | Major |
| Reporter: | Oleg Drokin | Assignee: | WC Triage |
| Resolution: | Duplicate | Votes: | 0 |
| Labels: | None | ||
| Issue Links: |
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| Severity: | 3 | ||||||||||||||||||||
| Rank (Obsolete): | 9223372036854775807 | ||||||||||||||||||||
| Description |
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Noticed a regular crash that looks like this in boilpot: Lustre: DEBUG MARKER: == sanity test 27M: test O_APPEND striping ====== 21:09:25 (1657760965) BUG: unable to handle kernel paging request at ffff8801466bccb0 IP: [<ffffffffa13f68f6>] lod_qos_prep_create+0xe96/0x1ab0 [lod] Oops: 0000 [#1] SMP DEBUG_PAGEALLOC CPU: 3 PID: 2694 Comm: mdt01_002 Kdump: loaded 3.10.0-7.9-debug #2 Hardware name: Red Hat KVM, BIOS 1.15.0-1.module_el8.6.0+1087+b42c8331 04/01/2014 Call Trace: lod_prepare_create+0x23b/0x320 [lod] lod_declare_striped_create+0xf8/0xa50 [lod] lod_declare_create+0x1f5/0x600 [lod] mdd_declare_create_object_internal+0xd3/0x3b0 [mdd] mdd_declare_create_object.isra.35+0x51/0xb60 [mdd] mdd_declare_create+0x66/0x480 [mdd] mdd_create+0x9a9/0x1d30 [mdd] mdt_reint_open+0x2004/0x2c10 [mdt] mdt_reint_rec+0x87/0x240 [mdt] mdt_reint_internal+0x76c/0xb50 [mdt] mdt_intent_open+0x93/0x480 [mdt] mdt_intent_opc+0x1dd/0xc10 [mdt] mdt_intent_policy+0x1a1/0x360 [mdt] ldlm_lock_enqueue+0x3c2/0xb40 [ptlrpc] ldlm_handle_enqueue0+0x8c6/0x1780 [ptlrpc] tgt_enqueue+0x64/0x240 [ptlrpc] tgt_request_handle+0x93a/0x19c0 [ptlrpc] ptlrpc_server_handle_request+0x250/0xc30 [ptlrpc] ptlrpc_main+0xbd9/0x15f0 [ptlrpc] kthread+0xe4/0xf0 I think it came from First hit on June 20th and then it really intensified in the past few days for some reason. Very first crash (has vmcore and all): http://testing.linuxhacker.ru/lustre-reports/external/crashes/boilpot-bigmem-98-2022-06-20-10:50:27/ most recent crash with vmcore out of current master-next: http://testing.linuxhacker.ru/lustre-reports/external/crashes/boilpot-bigmem-28-2022-07-12-03:11:17/ |
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