[LU-11519] sanity-hsm: test_90 MDS crash in mdt_cdt_waiting_cb()

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.12.0
• Affects Version/s: Lustre 2.12.0
• Severity: 3
• Assignee: John Hammond
• Reporter: Maloo

Description

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

This issue relates to the following test suite run review-dne-zfs-part-2:
https://testing.whamcloud.com/test_sets/864ae762-d020-11e8-82f2-52540065bddc

BUG: unable to handle kernel paging request at 00000000240cd204
 IP: mdt_cdt_waiting_cb.isra.25+0x357/0xc10 [mdt]
 CPU: 0 PID: 25301 Comm: hsm_cdtr Kdump: loaded Tainted: P
 RIP: 0010:[<ffffffffc1230617>]  [<ffffffffc1230617>] mdt_cdt_waiting_cb.isra.25+0x357/0xc10 [mdt]
Call Trace:
mdt_coordinator_cb+0x162/0x290 [mdt]
llog_process_thread+0x852/0x1550 [obdclass]
llog_process_or_fork+0xbc/0x450 [obdclass]
llog_cat_process_cb+0x239/0x250 [obdclass]
llog_process_thread+0x852/0x1550 [obdclass]
llog_process_or_fork+0xbc/0x450 [obdclass]
llog_cat_process_or_fork+0x199/0x2a0 [obdclass]
llog_cat_process+0x2e/0x30 [obdclass]
cdt_llog_process+0xc6/0x3a0 [mdt]
mdt_coordinator+0x541/0x19f0 [mdt]
kthread+0xd1/0xe0
ret_from_fork_nospec_begin+0x21/0x21

Issue Links

• is duplicated by: LU-11630 sanity-hsm test_13: Crash in mdt_cdt_waiting_cb