[LU-14810] sanity-lnet test_212: lnet_assert_handler_unused() ASSERTION(md->md_handler != handler) failed

• Type: Bug
• Resolution: Unresolved
• Priority: Major
• Fix Version/s: Lustre 2.17.0
• Affects Version/s: Lustre 2.16.0
• Severity: 3
• Assignee: Cyril Bordage
• Reporter: Maloo

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/84ed5e32-bda8-4880-a254-dbd96cb6a478

test_212 failed with the following error:

trevis-79vm3 crashed during sanity-lnet test_212

LNetError: 944562:0:(lib-md.c:288:lnet_assert_handler_unused()) ASSERTION( md->md_handler != handler ) failed: 
Pid: 944562, comm: lnet_discovery 4.18.0-240.22.1.el8_3.aarch64 #1 SMP Thu Apr 8 19:01:45 UTC 2021
Call Trace:
 libcfs_call_trace+0xb8/0x118 [libcfs]
 lbug_with_loc+0x60/0xa0 [libcfs]
 lnet_assert_handler_unused+0xb8/0xe0 [lnet]
 lnet_peer_discovery+0x16c4/0x1cb0 [lnet]
 kthread+0x130/0x138

This test was recently landed via patch https://review.whamcloud.com/43418 "LU-14627 lnet: Ensure ref taken when queueing for discovery"

VVVVVVV DO NOT REMOVE LINES BELOW, Added by Maloo for auto-association VVVVVVV
sanity-lnet test_212 - trevis-79vm3 crashed during sanity-lnet test_212

Issue Links

• is duplicated by: LU-17828 sanity-lnet test_212: ASSERTION( md->md_handler != handler ) failed
• is duplicated by: LU-18043 sanity-lnet: test 212 crashes
• is related to: LU-17313 sanity-lnet test_205/test_220: LNetError: (lib-md.c:281:lnet_assert_handler_unused()) ASSERTION( md->md_handler != handler )
• is related to: LU-14627 Lost ref on lnet_peer in discovery leads to LNetError: 24909:0:(peer.c:292:lnet_destroy_peer_locked()) ASSERTION( list_empty(&lp->lp_peer_nets) ) failed:
• is related to: LU-13005 Remove LNet event queuing subsystem (lib-eq)