[LU-12616] MDS node crashed LustreError: 23042:0:(mdt_handler.c:5135:mdt_init0()) ASSERTION( info != ((void *)0) )

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.13.0
• Labels: LTS12 patch
• Severity: 3
• Assignee: Alexander Boyko
• Reporter: Alexander Boyko

Description

[ 1832.493775] LNet: 26562:0:(socklnd_cb.c:425:ksocknal_txlist_done()) Deleting packet type 1 len 520 172.18.1.3@tcp->172.18.1.4@tcp
[ 1870.590047] LustreError: 20610:0:(mgc_request.c:249:do_config_log_add()) MGC172.18.1.3@tcp: failed processing log, type 4: rc = -110
[ 1882.605517] LustreError: 23042:0:(mdt_handler.c:5135:mdt_init0()) ASSERTION( info != ((void *)0) ) failed:
[ 1882.616438] LustreError: 23042:0:(mdt_handler.c:5135:mdt_init0()) LBUG  

 The dk log shows the next steps

started cleanup of MDT01
started cleanup of MDT00
finished cleanup of MDT01, and cleanup of MDS also
started MDT01 mount + setup of MDS
finished setup of MDS
finished cleanup of MDT00, and cleanup of MDS also
asserted during MDT01 initialization
The main problem is MDS was stopped during MDT01 mount. It looks like wrong cleanup of MDS.