Em 16-05-2014 18:15, Stuart Henderson escreveu: > On 2014/05/16 17:26, Giancarlo Razzolini wrote: >> Em 16-05-2014 17:18, Stuart Henderson escreveu: >>> On 2014/05/16 17:12, Giancarlo Razzolini wrote: >>>> As I mentioned, I'm running 5.5 stable. So this might got fixed in >>>> current, I'm taking a look at the CVS commits right now to see if it was >>>> fixed. But, funny thing, I've managed to get another segmentation fault, >>>> this time from command line. While trying to replicate the bug in >>>> another machine, I've wrongly typed: >>>> >>>> ifconfig em4 -inet >>>> >>>> Instead of: >>>> >>>> ifconfig em4 -inet6 >>> I'm unable to repeat this on amd64 5.5 release. Can you repeat it under gdb? >>> i.e. 'sudo gdb ifconfig' then 'set args em4 -inet' (or whatever) and 'run', >>> then if you can trigger it do a 'bt'. >>> >> Yes, I was able to repeat: >> >> (gdb) set args em4 -inet >> (gdb) run >> Starting program: /sbin/ifconfig em4 -inet >> warning: shared library handler failed to enable breakpoint >> >> Program received signal SIGSEGV, Segmentation fault. >> 0x000000000043607a in ?? () >> (gdb) bt >> #0 0x000000000043607a in ?? () >> #1 0x0000000000412835 in ?? () >> #2 0x0000000000412ac5 in ?? () >> #3 0x0000000000404919 in ?? () >> #4 0x000000000040aaba in ?? () >> #5 0x0000000000400301 in ?? () >> #6 0x0000000000000003 in ?? () >> #7 0x00007f7ffffbeb28 in ?? () >> #8 0x00007f7ffffbeb37 in ?? () >> #9 0x00007f7ffffbeb3b in ?? () >> #10 0x0000000000000000 in ?? () >> >> Very odd. If you want I can also attach the core dump. >> >> Cheers, >> >> -- >> Giancarlo Razzolini >> GPG: 4096R/77B981BC >> > Oh, static stripped binary of course... worth a try with this, > if you have 5.5-stable sources on the system: > > cd /usr/src/sbin/ifconfig > make obj > make clean > make DEBUG="-g -O0" > gdb obj/ifconfig > [...] > In this system I don't. But will do ASAP. I'm starting to believe that this has something to do with virtualization.
Cheers, -- Giancarlo Razzolini GPG: 4096R/77B981BC
