mmap18 from ubuntu_ltp_syscalls failed on X-kvm

[Po-Hsu Lin]

Issue found on 4.4.0-1081.89-kvm

This test case was modified a couple hours ago. So this is unlikely a regression.

 startup='Fri Sep 25 13:17:32 2020'
 tst_test.c:1250: TINFO: Timeout per run is 0h 05m 00s
 mmap18.c:104: TINFO: start = 0x7f7c2cdb0000, stack_top = 0x7f7c2ced0000, stack bottom = 0x7f7c2ceb0000
 mmap18.c:106: TINFO: mapped pages 1, stack pages 32
 mmap18.c:167: TFAIL: Child: killed by SIGSEGV
 mmap18.c:104: TINFO: start = 0x7f7c2cdb0000, stack_top = 0x7f7c2ced0000, stack bottom = 0x7f7c2ceb0000
 mmap18.c:106: TINFO: mapped pages 16, stack pages 32
 mmap18.c:114: TINFO: &limit = 0x7f7c2ceb0fe8, limit = 0x7f7c2ceb1000
 mmap18.c:165: TPASS: Stack grows in unmapped region
 mmap18.c:104: TINFO: start = 0x7f7c2cdb0000, stack_top = 0x7f7c2ced0000, stack bottom = 0x7f7c2ceb0000
 mmap18.c:106: TINFO: mapped pages 1, stack pages 32
 mmap18.c:189: TINFO: mapped page at 0x7f7c2ceb0000
 mmap18.c:196: TPASS: Child killed by SIGSEGV as expected
 mmap18.c:104: TINFO: start = 0x7f7c2cdb0000, stack_top = 0x7f7c2ced0000, stack bottom = 0x7f7c2ceb0000
 mmap18.c:106: TINFO: mapped pages 16, stack pages 32
 mmap18.c:189: TINFO: mapped page at 0x7f7c2ceb0000
 mmap18.c:196: TPASS: Child killed by SIGSEGV as expected

 Summary:
 passed 3
 failed 1
 skipped 0
 warnings 0
 tag=mmap18 stime=1601039852 dur=0 exit=exited stat=1 core=no cu=0 cs=0

[Po-Hsu Lin (cypressyew)]

Didn't see this on 4.4.0-1085.94-kvm
Closing this bug.