[Bug libc/14359] tst-cancelx4.out: Segmentation fault

["wbrana at gmail dot com" <sourceware-bugzilla@sourceware.org>]

http://sourceware.org/bugzilla/show_bug.cgi?id=14359

--- Comment #3 from wbrana at gmail dot com 2012-07-12 16:59:31 UTC ---
in-time cancel test of 'read' successful
in-time cancel test of 'readv' successful
in-time cancel test of 'select' successful
in-time cancel test of 'pselect' successful
in-time cancel test of 'poll' successful
in-time cancel test of 'ppoll' successful
in-time cancel test of 'write' successful
in-time cancel test of 'writev' successful
in-time cancel test of 'sleep' successful
Didn't expect signal from child: got `Segmentation fault'

I can't get useful data from gdb.

[pid 17006] write(1, "in-time cancel test of 'sleep' s"..., 42in-time cancel
test of 'sleep' successful
) = 42
[pid 17006] clone(Process 17016 attached
 <unfinished ...>
[pid 17016] set_robust_list(0xffffffffed4bbbb0, 12) = 0
[pid 17006] <... clone resumed> child_stack=0xffffffffed4bb464,
flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID,
parent_tidptr=0xffffffffed4bbba8, tls=0xffffffffed4bbba8,
child_tidptr=0xfffffffff6edce30) = 17016
[pid 17016] futex(0xffffffffed6ad06c, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished
...>
[pid 17006] futex(0xffffffffed6ad06c, FUTEX_WAKE_PRIVATE, 2147483647
<unfinished ...>
[pid 17016] <... futex resumed> )       = -1 EAGAIN (Resource temporarily
unavailable)
[pid 17006] <... futex resumed> )       = 0
[pid 17016] nanosleep({4294, 967295000},  <unfinished ...>
[pid 17006] nanosleep({0, 100000000}, 0xfffffffff6edcf18) = 0
[pid 17006] tgkill(17006, 17016, SIGRTMIN <unfinished ...>
[pid 17016] <... nanosleep resumed> NULL) = ? ERESTART_RESTARTBLOCK
(Interrupted by signal)
[pid 17006] <... tgkill resumed> )      = 0
[pid 17016] --- SIGRTMIN {si_signo=SIGRTMIN, si_code=SI_TKILL, si_pid=17006,
si_uid=250} ---
[pid 17006] futex(0xffffffffed4bbba8, FUTEX_WAIT, 17016, NULL <unfinished ...>
[pid 17016] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x174}
---
[pid 17016] +++ killed by SIGSEGV +++
[pid 17006] +++ killed by SIGSEGV +++
<... waitpid resumed> [{WIFSIGNALED(s) && WTERMSIG(s) == SIGSEGV}], 0) = 17006
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=17006,
si_status=SIGSEGV, si_utime=0, si_stime=0} ---
futex(0xffffffffed6858e0, FUTEX_WAKE_PRIVATE, 2147483647) = 0
write(2, "Didn't expect signal from child:"..., 58Didn't expect signal from
child: got `Segmentation fault'
) = 58

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