[LU-14885] sanity test_903: __ptlrpc_prep_bulk_page()) ASSERTION( page != ((void *)0) ) failed

• Status: Resolved
• Project: Lustre
• Type: Bug
• Priority: Minor
• Reporter: Maloo
• Assignee: WC Triage
• Resolution: Duplicate
• Severity: 3

Description

This issue was created by maloo for Andreas Dilger <[e-mail]>

This issue relates to the following test suite run: https://testing.whamcloud.com/test_sets/5e8e50cb-b555-4fcc-9ea5-c7b3e546a448

test_903 failed with the following error:

trevis-201vm1 crashed during sanity test_903

LustreError: 20570:0:(fail.c:140:__cfs_fail_timeout_set()) cfs_fail_timeout id 417 awake
LustreError: 20570:0:(client.c:218:__ptlrpc_prep_bulk_page()) ASSERTION( page != ((void *)0) ) failed: 
LustreError: 20570:0:(client.c:218:__ptlrpc_prep_bulk_page()) LBUG
Pid: 20570, comm: ldlm_bl_02 3.10.0-1160.31.1.el7.x86_64 #1 SMP Thu Jun 10 13:32:12 UTC 2021
Call Trace:
__ptlrpc_prep_bulk_page+0x174/0x2a0 [ptlrpc]
ptlrpc_prep_bulk_page_pin+0xf/0x20 [ptlrpc]
osc_brw_prep_request+0x728/0x1410 [osc]
osc_send_empty_rpc+0xbd/0xf0 [osc]
osc_page_gang_lookup+0x392/0x490 [osc]
osc_lock_discard_pages+0x155/0x2cf [osc]
osc_lock_flush+0x96/0x290 [osc]
osc_ldlm_blocking_ast+0x2f8/0x3e0 [osc]
ldlm_cancel_callback+0x8a/0x330 [ptlrpc]
ldlm_cli_cancel_local+0xa0/0x3f0 [ptlrpc]
ldlm_cli_cancel+0x102/0x520 [ptlrpc]
osc_ldlm_blocking_ast+0x17a/0x3e0 [osc]
ldlm_handle_bl_callback+0xdd/0x420 [ptlrpc]
ldlm_bl_thread_main+0x416/0xa00 [ptlrpc]

Hit twice on master

VVVVVVV DO NOT REMOVE LINES BELOW, Added by Maloo for auto-association VVVVVVV
sanity test_903 - trevis-201vm1 crashed during sanity test_903

Issue Links

• duplicates: LU-14711 Canceling lock with a lot of cached d...

Comments

[Andreas Dilger]

Hit 6x on master in the past 4 weeks

[Patrick Farrell]

Fix should be:
https://review.whamcloud.com/#/c/44654/