------- Comment From [email protected] 2016-04-12 03:30 EDT------- Hi Verified on today's build seem me working fine
root@system:~# ltrace ps
__libc_start_main(1, 0x3fffe2d3c9e8, 0x3fffe2d3c9f8, 0x3fffe2d3ca98 <unfinished
...>
__cxa_atexit(0x10017850, 0, 0, 0x3fffe2d3ca98)
= 0
strrchr("ps", '/')
= nil
setlocale(LC_ALL, "")
= "en_US.UTF-8"
bindtextdomain("procps-ng", "/usr/share/locale")
= "/usr/share/locale"
textdomain("procps-ng")
= "procps-ng"
memset(0x3fffe2d3c4b0, '\0', 152)
= 0x3fffe2d3c4b0
sigfillset(~<31-32>)
= 0
sigaction(SIGSYS, { 0x10003e90, ~<31-32>, 0xffffffff, 0xffffffffffffffff },
nil) = 0
sigaction(SIGPWR, { 0x10003e90, ~<31-32>, 0xffffffff, 0xffffffffffffffff },
nil) = 0
look_up_our_self(0x10030f50, 0x3fffe2d3c328, 0, 8)
= 0
ioctl(1, 1074295912, 0x3fffe2d3c3c0)
= 0
isatty(1)
= 1
getenv("COLUMNS")
= nil
getenv("LINES")
= nil
__strncpy_chk(0x3fffe2d3c308, 0x100181c8, 7, 16)
= 0x3fffe2d3c308
__strdup(0x3fffe2d3c308, 0x100181c8, 7, 0x6e6b6e75)
= 0x1001e8a1060
strcasecmp("unknown", "os390")
= 6
strcasecmp("unknown", "svr4")
= 2
geteuid()
= 0
getpagesize()
= 65536
uptime(0, 0, 0, 0)
= 0x16c32
dcgettext(0, 0x10018380, 5, 0x1001e8a1080)
= 0x10018380
strcmp("ucmd", "pid")
= 5
strcmp("ucmd", "stime")
= 2
malloc(48)
= 0x1001e8a17b0
__strdup(0x1001db28, 48, 2, 0x3fff88ad0cf8)
= 0x1001e8a1080
malloc(48)
= 0x1001e8a1c20
get_pid_digits(0x1001e8a1ce0, 110, 119, 124)
= 6
strlen("PID")
= 3
mmap(0, 0x40000, 3, 34)
= 0x3fff88240000
memset(0x3fff88240000, ' ', 144)
= 0x3fff88240000
mprotect(0x3fff88270000, 0x10000, 0, 34)
= 0
time(0)
= 1460446121
meminfo(0x570ca3a9, 0x570ca3a9, 0, 34)
= 0x3fff88b543a0
openproc(96, 0, 0, 0)
= 0x1001e8a1d40
readproc(0x1001e8a1d40, 0x100307f0, 0, 0x3fff88ad0160)
= 0x100307f0
readproc(0x1001e8a1d40, 0x100307f0, 0, 1)
= 0x100307f0
strcpy(0x3fff88240090, "PID")
= 0x3fff88240090
strlen("PID")
= 3
fwrite(" PID", 6, 1, 0x3fff88ad17c8)
= 1
strcpy(0x3fff88240090, "TTY")
= 0x3fff88240090
fwrite(" TTY", 4, 1, 0x3fff88ad17c8)
= 1
PID TTY TIME CMD
__snprintf_chk(0x3fff88240090, 240, 1, -1)
= 4
dev_to_tty(0x3fff88240090, 240, 0x8800, 4600)
= 5
__snprintf_chk(0x3fff88240090, 240, 1, -1)
= 8
escape_command(0x3fff88240090, 0x100307f0, 0x20000, 0x3fffe2d3c2e4)
= 4
4600 pts/0 00:00:00 bash
dev_to_tty(0x3fff88240090, 240, 0x8800, 5237)
= 5
escape_command(0x3fff88240090, 0x100307f0, 0x20000, 0x3fffe2d3c2e4)
= 6
5237 pts/0 00:00:00 ltrace
5238 pts/0 00:00:00 ps
closeproc(0x1001e8a1d40, 0x100307f0, 0x8000, 1)
= 0x3fff88ad0ce0
__fpending(0x3fff88ad17c8, 0, 1, 0)
= 0
ferror(0x3fff88ad17c8)
= 0
fclose(0x3fff88ad17c8)
= 0
__fpending(0x3fff88ad16e8, 0, 0, 0)
= 0
ferror(0x3fff88ad16e8)
= 0
fclose(0x3fff88ad16e8)
= 0
+++ exited (status 0) +++
root@system:~#
Regards
Praveen
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https://bugs.launchpad.net/bugs/1547152
Title:
ltrace is throwing segfault while running any of the userspace command
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