Bug#768360: iceweasel: crashes with Illegal instruction at startup

[Ondrej Zary]

On Thursday 06 November 2014 23:49:16 Mike Hommey wrote:
> On Thu, Nov 06, 2014 at 08:04:22PM +0100, Ondrej Zary wrote:
> > Package: iceweasel
> > Version: 31.2.0esr-2~deb7u1
> > Severity: important
> > 
> > Dear Maintainer,
> > after upgrading iceweasel:i386 24.8.1esr-1~deb7u1 to 31.2.0esr-2~deb7u1, it
> > does not work anymore. It crashes immediately at startup with Illegal
> > instruction. In safe-mode, the application window appears but then it
> > immediately crashes too without a chance to do anything.
> > 
> > $ MOZILLA_DISABLE_PLUGINS=1 iceweasel --safe-mode
> > Xlib:  extension "RANDR" missing on display ":0".
> > Illegal instruction
> 
> Without knowing what particular instruction is illegal, it's hard to do
> anything about it. Please try this:
> 
> $ gdb --args iceweasel --safe-mode
> gdb> run
> <when the crash happens>
> gdb> disassemble
> 
> And send the output.
> 
> Mike

Thanks,
unfortunately, it does not produce anything useful :(
I have the iceweasel-dbg package installed.

$ gdb --args iceweasel --safe-mode
GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 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 "i486-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/iceweasel...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/bin/iceweasel --safe-mode
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/i686/cmov/libthread_db.so.1".
[New Thread 0xb2da1b70 (LWP 7657)]
[Thread 0xb2da1b70 (LWP 7657) exited]
Xlib:  extension "RANDR" missing on display ":0".
[New Thread 0xb2da1b70 (LWP 7659)]
[New Thread 0xb12ffb70 (LWP 7660)]
[New Thread 0xb08ffb70 (LWP 7661)]
[New Thread 0xb00feb70 (LWP 7662)]
[New Thread 0xaf4ffb70 (LWP 7663)]
[New Thread 0xaeaffb70 (LWP 7664)]
[New Thread 0xae8ffb70 (LWP 7665)]
1415387747808   addons.manager  WARN    Application shipped blocklist has an unexpected namespace (http://www.mozilla.org/newlayout/xml/parsererror.xml)
[New Thread 0xadcffb70 (LWP 7666)]
[New Thread 0xaceffb70 (LWP 7667)]
[New Thread 0xac4ffb70 (LWP 7668)]
[New Thread 0xabfffb70 (LWP 7669)]
[New Thread 0xab7feb70 (LWP 7670)]
[New Thread 0xab2ffb70 (LWP 7671)]
[New Thread 0xaea85b70 (LWP 7672)]
[New Thread 0xae0feb70 (LWP 7673)]
[New Thread 0xaa7ffb70 (LWP 7674)]
[New Thread 0xa9ffeb70 (LWP 7675)]
[Thread 0xa9ffeb70 (LWP 7675) exited]
[Thread 0xaa7ffb70 (LWP 7674) exited]
[New Thread 0xa9ffeb70 (LWP 7677)]
[New Thread 0xaa7ffb70 (LWP 7682)]
[Thread 0xaa7ffb70 (LWP 7682) exited]
[New Thread 0xa91ffb70 (LWP 7683)]
[New Thread 0xaa7ffb70 (LWP 7684)]
[New Thread 0xa89feb70 (LWP 7685)]
[Thread 0xaceffb70 (LWP 7667) exited]
[Thread 0xa91ffb70 (LWP 7683) exited]
[Thread 0xaa7ffb70 (LWP 7684) exited]
[New Thread 0xaa7ffb70 (LWP 7689)]
[Thread 0xab2ffb70 (LWP 7671) exited]
[New Thread 0xab2ffb70 (LWP 7690)]
[Thread 0xa89feb70 (LWP 7685) exited]
[Thread 0xaa7ffb70 (LWP 7689) exited]
[New Thread 0xaceffb70 (LWP 7691)]
[Thread 0xab2ffb70 (LWP 7690) exited]
[New Thread 0xa91ffb70 (LWP 7692)]
[Thread 0xa91ffb70 (LWP 7692) exited]
[Thread 0xaceffb70 (LWP 7691) exited]
[New Thread 0xa91ffb70 (LWP 7693)]
[New Thread 0xaceffb70 (LWP 7694)]
[Thread 0xa91ffb70 (LWP 7693) exited]
[New Thread 0xa91ffb70 (LWP 7695)]
[New Thread 0xa89feb70 (LWP 7696)]
[New Thread 0xaa7ffb70 (LWP 7697)]
[New Thread 0xab2ffb70 (LWP 7698)]
[New Thread 0xa73ffb70 (LWP 7699)]
[New Thread 0xa6bfeb70 (LWP 7700)]
[New Thread 0xa63fdb70 (LWP 7701)]
[New Thread 0xa5bddb70 (LWP 7702)]
[New Thread 0xa53dcb70 (LWP 7703)]
[New Thread 0xa4bdbb70 (LWP 7704)]
[Thread 0xa4bdbb70 (LWP 7704) exited]
[New Thread 0xa43dab70 (LWP 7705)]
[Thread 0xa91ffb70 (LWP 7695) exited]
[New Thread 0xa91ffb70 (LWP 7706)]
[Thread 0xa5bddb70 (LWP 7702) exited]
[Thread 0xa53dcb70 (LWP 7703) exited]
[Thread 0xaceffb70 (LWP 7694) exited]
[New Thread 0xaceffb70 (LWP 7707)]
[New Thread 0xa53dcb70 (LWP 7708)]
[Thread 0xaceffb70 (LWP 7707) exited]
[Thread 0xa53dcb70 (LWP 7708) exited]
[New Thread 0xaceffb70 (LWP 7709)]
[New Thread 0xa53dcb70 (LWP 7710)]
[New Thread 0xa5bddb70 (LWP 7711)]
[Thread 0xa91ffb70 (LWP 7706) exited]
[New Thread 0xa3bd9b70 (LWP 7712)]
[Thread 0xaceffb70 (LWP 7709) exited]
[Thread 0xa5bddb70 (LWP 7711) exited]
[New Thread 0xa33d8b70 (LWP 7713)]
[New Thread 0xa91ffb70 (LWP 7714)]
[New Thread 0xaceffb70 (LWP 7715)]
[Thread 0xaceffb70 (LWP 7715) exited]
[Thread 0xa91ffb70 (LWP 7714) exited]
[New Thread 0xaceffb70 (LWP 7716)]
[Thread 0xa53dcb70 (LWP 7710) exited]

Program received signal SIGILL, Illegal instruction.
[Switching to Thread 0xab7feb70 (LWP 7670)]
0xad42fbf2 in ?? ()
(gdb) disassemble
No function contains program counter for selected frame.
(gdb) 



-- 
Ondrej Zary