[LU-18783] pjdfstest test chmod 2 fails with ZFS 2.3.0

• Type: Bug
• Resolution: Unresolved
• Priority: Major
• Affects Version/s: Lustre 2.17.0
• Labels: janitor9x zfs-2.3
• Environment: RHEL8 debug kernel running pdfstest test
• Severity: 3
• Assignee: James A Simmons
• Reporter: James A Simmons

Description

Oleg's RHLE8 debug setup sees the following failure.

== run_pjdfstest test chmod_02: chmod returns ENAMETOOLONG if a component of a pathname exceeded \{NAME_MAX} characters === 10:00:33 
Run /usr/share/pjdfstest/chmod/02.t against ext4 filesystem
prove -f /usr/share/pjdfstest/chmod/02.t &> /tmp/pjdfstest-ext4
Run /usr/share/pjdfstest/chmod/02.t against lustre filesystem
lfs mkdir: dirstripe error on '/mnt/lustre/pjdfstest': stripe already set
lfs setdirstripe: cannot create dir '/mnt/lustre/pjdfstest': File exists
prove -f /usr/share/pjdfstest/chmod/02.t &> /tmp/pjdfstest-lustre

ext4 report
/usr/share/pjdfstest/chmod/02.t .. ok
All tests successful. 
Files=1, Tests=5, 3 wallclock secs ( 0.05 usr 0.02 sys + 0.10 cusr 1.08 csys = 1.25 CPU) Result: PASS 

lustre report /usr/share/pjdfstest/chmod/02.t .. 
not ok 5 - tried 'chmod 69e00cf29204f42d5271017e619f9e726949887fc30437c9d7bf6ef841d5675998586322f182567bd51832542773da1a6446af072a67c42e5ade58a5897ea7aa9fe967a44e8f89312bd45fcab7ee2f38ce8503b80cf3428771fd3fd9a43832190da80bd43682353e47aff2168f4422fd27647dcea3f1b85a7d22c21dd9b72e2x 0620', expected ENAMETOOLONG, got ENOENT 
Failed 1/5 subtests

 Test Summary Report 
------------------- 
/usr/share/pjdfstest/chmod/02.t (Wstat: 0 Tests: 5 Failed: 1) 
 Failed test: 5 Files=1, Tests=5, 2 wallclock secs ( 0.04 usr 0.02 sys + 0.10 cusr 0.98 csys = 1.14 CPU) 
Result: FAIL run_pjdfstest test_chmod_02: @@@@@@ FAIL: /usr/share/pjdfstest/chmod/02.t against lustre failed

Issue Links

• is related to: LU-1580 POSIX: pathconf.32: pathconf("/dev/pts/0", _PC_NAME_MAX) did not give correct results
• is related to: LU-3587 CR_MAXSIZE is too small
• is related to: LU-4219 posix test_1: fpathconf.8 and pathconf.10 failed: did not return the value of NAME_MAX
• is related to: LU-18515 Support ZFS 2.3.0
• is related to: LU-18803 remove hard-coded NAME_MAX from client and server