[Olsr-dev] olsrd-v1 / crashes on LEDE

Ferry Huberts (spam-protected)
Mon Nov 21 15:43:23 CET 2016 

please try master

if that works, I'll start a new release

On 21/11/16 15:26, Ufo wrote:
> On 03.10.2016 14:46, Ufo wrote:
>> Am 01.09.16 um 16:21 schrieb Bastian Bittorf:
>>> thanks, i will try to fix that.
>> basti, how is it going?
> even with lede from november i got errors.
> so, every freifunk-meshnode has two olsr-crashes during startup, see
> text below. after that, the device will work properly.
>
> on the end of the text a random (?) olsr-crash happened during normal
> operation time (LWP1955)  , but gdb doesnt gives me useful information.
>
> ---
>
> (spam-protected):~# olsrd -v
>
>  *** olsr.org -
> 0.9.0.3-git_12bd0f2-hash_aa6c047a3f5b687a69b49f114c005bd0 ***
>  Build date: 2016-11-03 17:24:27 on freifunkvm
> http://www.olsr.org
>
> (spam-protected):~# uname -a
> Linux ffl-125-gisagturm-9-no 4.4.30 #0 Thu Nov 3 11:13:50 2016 mips
> GNU/Linux
>
>
>
> [New LWP 1428]
>
> warning: Can't read pathname for load map: Unknown error -1.
>
> warning: Could not load shared library symbols for 6 libraries, e.g.
> /lib/libgcc_s.so.1.
> Use the "info sharedlibrary" command to see the complete listing.
> Do you need "set solib-search-path" or "set sysroot"?
> Core was generated by `/usr/sbin/olsrd -f /var/etc/olsrd.conf -nofork'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x7705bbcc in ?? ()
> (gdb) bt
> #0 0x7705bbcc in ?? ()
> #1 0x0041a6ab in memcpy (__n=6, __os=0x42bbec, __od=0x76fe9ffc) at
> /srv2/lede/lede-20161103/staging_dir/toolchain-mips_24kc_gcc-5.4.0_musl-1.1.15/include/fortify/string.h:51
>
> #2 olsr_cookie_malloc (ci=0x76fe9fc0) at src/olsr_cookie.c:257
> #3 0x0040b655 in olsr_start_timer (rel_time=<optimized out>,
> jitter_pct=5 '\005', periodical=false, cb_func=<optimized out>,
> context=0x0, ci=0x76fe94d0) at src/scheduler.c:788
> #4 0x76f6dbd7 in ?? ()
> Backtrace stopped: frame did not save the PC
> (gdb) bt full
> #0 0x7705bbcc in ?? ()
> No symbol table info available.
> #1 0x0041a6ab in memcpy (__n=6, __os=0x42bbec, __od=0x76fe9ffc) at
> /srv2/lede/lede-20161103/staging_dir/toolchain-mips_24kc_gcc-5.4.0_musl-1.1.15/include/fortify/string.h:51
>
> __bd = 4294967295
> __bs = 7
> __d = 0x76fe9ffc "cook"<error: Cannot access memory at address 0x76fea000>
> __s = 0x42bbec "cookie"
> #2 olsr_cookie_malloc (ci=0x76fe9fc0) at src/olsr_cookie.c:257
> ptr = 0x76fe9fd8
> branding = 0x76fe9ffc
> free_list_node = <optimized out>
> #3 0x0040b655 in olsr_start_timer (rel_time=<optimized out>,
> jitter_pct=5 '\005', periodical=false, cb_func=<optimized out>,
> context=0x0, ci=0x76fe94d0) at src/scheduler.c:788
> timer = <optimized out>
> __func__ = "olsr_start_timer"
> #4 0x76f6dbd7 in ?? ()
> No symbol table info available.
> Backtrace stopped: frame did not save the PC
> (gdb)
>
>
> ----
>
>
> [New LWP 1814]
>
> warning: Can't read pathname for load map: Unknown error -1.
>
> warning: Could not load shared library symbols for 6 libraries, e.g.
> /lib/libgcc_s.so.1.
> Use the "info sharedlibrary" command to see the complete listing.
> Do you need "set solib-search-path" or "set sysroot"?
> Core was generated by `/usr/sbin/olsrd -f /var/etc/olsrd.conf -nofork'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x77c46534 in ?? ()
> (gdb) bt
> #0 0x77c46534 in ?? ()
> #1 0x0040c92d in olsr_destroy_parser () at src/parser.c:105
> #2 0x0a3d7d09 in ?? ()
> Backtrace stopped: frame did not save the PC
> (gdb) bt full
> #0 0x77c46534 in ?? ()
> No symbol table info available.
> #1 0x0040c92d in olsr_destroy_parser () at src/parser.c:105
> pe = <optimized out>
> pe_next = 0x77c1d5f0
> ppe = <optimized out>
> ppe_next = <optimized out>
> pae = <optimized out>
> pae_next = <optimized out>
> #2 0x0a3d7d09 in ?? ()
> No symbol table info available.
> Backtrace stopped: frame did not save the PC
> (gdb)
>
> --
>
> [New LWP 1955]
>
> warning: Can't read pathname for load map: Unknown error -1.
>
> warning: Could not load shared library symbols for 6 libraries, e.g.
> /lib/libgcc_s.so.1.
> Use the "info sharedlibrary" command to see the complete listing.
> Do you need "set solib-search-path" or "set sysroot"?
> Core was generated by `/usr/sbin/olsrd -f /var/etc/olsrd.conf -nofork'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x7777e0a4 in ?? ()
> (gdb) bt
> #0 0x7777e0a4 in ?? ()
> Backtrace stopped: previous frame identical to this frame (corrupt stack?)
> (gdb) bt full
> #0 0x7777e0a4 in ?? ()
> No symbol table info available.
> Backtrace stopped: previous frame identical to this frame (corrupt stack?)
> (gdb)
>
>
>
>
>
>
>
>> i tried lede (trunk) one week later (20160907) but i can see almost the
>> same crashes:
>>
>>
>> (spam-protected):~# olsrd -v
>>
>>   *** olsr.org -
>> 0.9.0.3-git_44524df-hash_aa6c047a3f5b687a69b49f114c005bd0 ***
>>   Build date: 2016-09-08 16:25:43 on freifunkvm
>>   http://www.olsr.org
>>
>>
>> (spam-protected):/srv2/lede/lede-20160907/build_dir/target-mips_24kc_musl-1.1.15/olsrd-0.9.0.3$
>>
>> ../../toolchain-mips_24kc_gcc-5.4.0_musl-1.1.15/gdb-7.11.1/gdb/gdb olsrd
>> olsrd.1474557332.1609.11.core
>>
>>                                                  GNU gdb (GDB) 7.11.1
>> Copyright (C) 2016 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later
>> <http://gnu.org/licenses/gpl.html>
>> This is free software: you are free to change and redistribute it.
>> There is NO WARRANTY, to the extent permitted by law.  Type "show
>> copying"
>> and "show warranty" for details.
>> This GDB was configured as "--host=x86_64-linux-gnu
>> --target=mips-openwrt-linux-musl".
>> Type "show configuration" for configuration details.
>> For bug reporting instructions, please see:
>> <http://www.gnu.org/software/gdb/bugs/>.
>> Find the GDB manual and other documentation resources online at:
>> <http://www.gnu.org/software/gdb/documentation/>.
>> For help, type "help".
>> Type "apropos word" to search for commands related to "word"...
>> Reading symbols from olsrd...done.
>> [New LWP 1609]
>>
>> warning: Can't read pathname for load map: Unknown error -1.
>>
>> warning: Could not load shared library symbols for 5 libraries, e.g.
>> /lib/libgcc_s.so.1.
>> Use the "info sharedlibrary" command to see the complete listing.
>> Do you need "set solib-search-path" or "set sysroot"?
>> Core was generated by `/usr/sbin/olsrd -f /var/etc/olsrd.conf -nofork'.
>> Program terminated with signal SIGSEGV, Segmentation fault.
>> #0  0x7732a534 in ?? ()
>> (gdb) bt
>> #0  0x7732a534 in ?? ()
>> #1  0x0040c92d in olsr_destroy_parser () at src/parser.c:105
>> #2  0x0a3d4a8d in ?? ()
>> Backtrace stopped: frame did not save the PC
>> (gdb) bt full
>> #0  0x7732a534 in ?? ()
>> No symbol table info available.
>> #1  0x0040c92d in olsr_destroy_parser () at src/parser.c:105
>>          pe = <optimized out>
>>          pe_next = 0x773015f0
>>          ppe = <optimized out>
>>          ppe_next = <optimized out>
>>          pae = <optimized out>
>>          pae_next = <optimized out>
>> #2  0x0a3d4a8d in ?? ()
>> No symbol table info available.
>> Backtrace stopped: frame did not save the PC
>>
>
>

-- 
Ferry Huberts

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