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<div>(gdb) r<br>
Starting program: /opt/ltp/testcases/bin/fchmodat01 <br>
<br>
Program received signal SIGSEGV, Segmentation fault.<br>
strlen () at ../sysdeps/arm/strlen.S:33<br>
33 sfi_breg r1, \<br>
(gdb) bt<br>
#0 strlen () at ../sysdeps/arm/strlen.S:33<br>
#1 0x44583cfc in _IO_vfprintf_internal (s=s@entry=0x34030, format=format@entry=0x1c320 "%s/fchmodattest%d.txt", ap=..., ap@entry=...)<br>
at /usr/src/debug/glibc/2.25-r0/git/stdio-common/vfprintf.c:1637<br>
#2 0x44624e64 in ___vfprintf_chk (fp=fp@entry=0x34030, flag=flag@entry=1, format=0x1c320 "%s/fchmodattest%d.txt",
<br>
format@entry=0x33b64 <testfile2> "/tmp/fchBEt8Uu/fchmodattest816.txt", ap=..., ap@entry=...)<br>
at /usr/src/debug/glibc/2.25-r0/git/debug/vfprintf_chk.c:33<br>
#3 0x0001383c in vfprintf (__ap=..., __fmt=0x33b64 <testfile2> "/tmp/fchBEt8Uu/fchmodattest816.txt", __stream=0x34030)<br>
at /usr/include/bits/stdio2.h:127<br>
#4 safe_file_printf (file=file@entry=0x1c2b0 "fchmodat01.c", lineno=lineno@entry=131, cleanup_fn=cleanup_fn@entry=0x121a4 <cleanup>,
<br>
path=path@entry=0x33b64 <testfile2> "/tmp/fchBEt8Uu/fchmodattest816.txt", fmt=fmt@entry=0x1c320 "%s/fchmodattest%d.txt")<br>
at /usr/src/debug/ltp/20170116-r0/git/lib/safe_file_ops.c:280<br>
#5 0x00012384 in setup () at /usr/src/debug/ltp/20170116-r0/git/testcases/kernel/syscalls/fchmodat/fchmodat01.c:131<br>
#6 0x00011f18 in main (ac=1, av=0xbefffdd4) at /usr/src/debug/ltp/20170116-r0/git/testcases/kernel/syscalls/fchmodat/fchmodat01.c:84<br>
(gdb)</div>
<p></p>
<br>
<div>Kernel: 4.0.0-ADI-1.2.0-yocto-standard<br>
<div>LTP Version: 20170116<br>
Distro : <span>Poky (Yocto Project Reference Distro) <br>
DIstro Version: pyro</span><br>
</div>
<br>
The kernel was from Analog Device Inc, it is built for the board named ADSP-SC589<br>
Sorry for the lack of information, please tell me if others needed.<br>
<br>
Thanks<br>
Shawnx.<br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Jan Stancek <jstancek@redhat.com><br>
<b>Sent:</b> Thursday, March 15, 2018 6:14:49 AM<br>
<b>To:</b> Xiuzhe Xiao<br>
<b>Cc:</b> Cyril Hrubis; ltp@lists.linux.it<br>
<b>Subject:</b> Re: [LTP] SIGSEGV in faccessat01 and fchmodat01</font>
<div> </div>
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<div class="BodyFragment"><font size="2"><span style="font-size:11pt;">
<div class="PlainText"><br>
----- Original Message -----<br>
> <br>
> <br>
> Hi<br>
<br>
> Here is the result from gdb<br>
> seems like it is getting really deep<br>
> <br>
> <br>
> <br>
> (gdb) r<br>
> Starting program: /opt/ltp/testcases/bin/fchmodat01<br>
> <br>
> Program received signal SIGSEGV, Segmentation fault.<br>
> strlen () at ../sysdeps/arm/strlen.S:33<br>
> 33 sfi_breg r1, \<br>
> (gdb)<br>
<br>
Please send the backtrace as well. Type "bt" and hit enter in gdb<br>
after it crashes.<br>
<br>
What distro/kernel/LTP version are you using?<br>
<br>
Regards,<br>
Jan<br>
</div>
</span></font></div>
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