Issue found on Bionic AWS 4.15.0-1118.125 with the following instance: * a1.medium * t3.medium Test log: INFO: Test start time: Wed Dec 22 08:59:02 UTC 2021 COMMAND: /opt/ltp/bin/ltp-pan -q -e -S -a 8148 -n 8148 -f /tmp/ltp-JhTeCNwSay/alltests -l /dev/null -C /dev/null -T /dev/null LOG File: /dev/null FAILED COMMAND File: /dev/null TCONF COMMAND File: /dev/null Running tests....... msgstress03 0 TINFO : Cannot read session user limits from '/sys/fs/cgroup/user.slice/user-1000.slice/pids.max' msgstress03 0 TINFO : Found limit of processes 4818 (from /sys/fs/cgroup/pids/user.slice/user-1000.slice/pids.max) msgstress03 0 TINFO : Requested number of processes higher than limit (10000 > 4581), setting to 4581 Fork failed (may be OK if under stress) msgstress03 1 TFAIL : msgstress03.c:165: Fork failed (may be OK if under stress) msgrcv() error in child 4347, read # = 9699: Invalid argument msgrcv() error in child 4348, read # = 9739: Invalid argument msgrcv() error in child 4350, read # = 9715: Invalid argument msgrcv() error in child 4345, read # = 9924: Invalid argument msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17336). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17325). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17323). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17321). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17319). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17316). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17314). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17312). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17310). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17308). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17306). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4563, write # = 10000, key = 5c34f3e4: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17304). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4562, write # = 10000, key = 4727e809: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17303). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4561, write # = 10000, key = 2ce87166: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17302). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4560, write # = 10000, key = 593fba41: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17301). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4559, write # = 10000, key = 159e808e: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17300). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4558, write # = 10000, key = 59e37e2f: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17299). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4557, write # = 10000, key = 619526bb: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17298). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4556, write # = 10000, key = 13efe339: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17297). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4555, write # = 10000, key = 1ee38d96: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17296). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4554, write # = 10000, key = 242a1e07: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17295). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4553, write # = 10000, key = 727d5122: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17294). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4552, write # = 10000, key = 1ddefa7f: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17293). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4551, write # = 10000, key = 77e9f5b5: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17292). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken ... ... msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4424, write # = 10000, key = 5fb9c233: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17044). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4443, write # = 10000, key = 19a3b4d: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17063). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4428, write # = 10000, key = 5bf27232: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17048). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT msgsnd() error in child 4467, write # = 10000, key = 2914be4d: Interrupted system call msgstress03 1 TBROK : tst_sig.c:234: unexpected signal SIGINT(2) received (pid = 17087). msgstress03 2 TBROK : tst_sig.c:234: Remaining cases broken msgstress03 0 TWARN : tst_tmpdir.c:343: tst_rmdir: rmobj(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed: unlink(/tmp/ltp-JhTeCNwSay/msgp4tQLw) failed; errno=2: ENOENT INFO: ltp-pan reported some tests FAIL LTP Version: 20210927 INFO: Test end time: Wed Dec 22 09:01:22 UTC 2021