ioctl_sg01 from ubuntu_ltp_syscalls failed with Kernel memory leaked on X P8

[Po-Hsu Lin]

Issue found on 4.4.0-192.222 / 4.4.0-1047.52-fips, P8 node modoc (does not exist on amd64)

Test failed with:
 startup='Wed Sep 30 10:58:58 2020'
 tst_test.c:1250: TINFO: Timeout per run is 0h 05m 00s
 ioctl_sg01.c:81: TINFO: Found SCSI device /dev/sg42
 ioctl_sg01.c:116: TFAIL: Kernel memory leaked

 HINT: You _MAY_ be missing kernel fixes, see:

 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e093c4be760e

 HINT: You _MAY_ be vulnerable to CVE(s), see:

 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000204

 Summary:
 passed 0
 failed 1
 skipped 0
 warnings 0
 tag=ioctl_sg01 stime=1601463538 dur=18 exit=exited stat=1 core=no cu=321 cs=1485

From the test history, this has passed with 4.4.0-1045.50-fips (not tested on P8 with -1046):
 ioctl_sg01.c:82: INFO: Found SCSI device /dev/sg42
 ioctl_sg01.c:116: PASS: Output buffer is empty, no data leaked

[Po-Hsu Lin (cypressyew)]

This can be found on 4.4.0-192.222 as well.

[Po-Hsu Lin (cypressyew)]

Test passed with 4.4.0-191.221.

Manual verified this on 4.4.0-191.221 and 4.4.0-192.222 with P8 node modoc, I can't reproduce this.
So maybe this is caused by some other tests.