Re: [bisected] 2.6.29-rc1 Firefox crashing on page load

[Justin Madru]

Hiroshi Shimamoto wrote:
> Justin Madru wrote:
>   
> > Hiroshi Shimamoto wrote:
> >     
> > > Justin Madru wrote:
> > >       
> > > > Ok, finally bisected the bug, but the commit isn't related to networking!
> > > > I did: git revert 4217458dafaa57d8e26a46f5d05ab8c53cf64191
> > > > on current git and that fixed the bug.
> > > >
> > > > By the way, how do I undo my git revert, so I'm back to a pristine tree?
> > > > I want to drop my changes - the revert.
> > > > Also how do I find the commit that merged/pulled in this commit?
> > > >
> > > > commit 4217458dafaa57d8e26a46f5d05ab8c53cf64191
> > > > Author: Hiroshi Shimamoto <h-shimamoto@xxxxxxxxxxxxx>
> > > > Date: Fri Dec 5 17:17:09 2008 -0800
> > > >
> > > > x86: signal: change type of paramter for sys_rt_sigreturn()
> > > >
> > > > Impact: cleanup on 32-bit
> > > >
> > > > Peter pointed this parameter can be changed.
> > > >
> > > > Signed-off-by: Hiroshi Shimamoto <h-shimamoto@xxxxxxxxxxxxx>
> > > > Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
> > > >         
> > > Hi,
> > > thanks for reporting.
> > >
> > > I'm not sure why this commit affects.
> > > Can you check vmlinux? size, objdump, etc.
> > > On my environment, the generated code looks same.
> > >
> > > Thanks,
> > > Hiroshi
> > >
> > >       
> > I tried to do an objdump but it gave an error. How am I suppose to do an 
> > objdump?
> >
> > $ objdump -x /boot/vmlinuz-2.6.29-rc2-git
> > objdump: /boot/vmlinuz-2.6.29-rc2-git: File format not recognized
> > $ readelf -a /boot/vmlinuz-2.6.29-rc2-git
> > readelf: Error: Unable to seek to 0xc031f2eb for section headers
> > readelf: Error: Not an ELF file - it has the wrong magic bytes at the start
> > $ ls -la /boot/vmlinuz-2.6.29-rc2-git
> > -rw-r--r-- 1 root root 2286480 2009-01-19 18:44 /boot/vmlinuz-2.6.29-rc2-git
> >     
>
> not vmlinuz, vmlinux.
> vmlinuz is a compressed kernel, it is not ELF file.
> Usually vmlinux is generated in top of source directory.
> I can see disassembled image with objdump -d vmlinux.
>
> Thanks,
> Hiroshi
>
>   
Sorry, didn't know. I tried objdump -d vmlinux, but the resulting file 
is ~50MB!
Is there a smaller section you're interested in, because that would be 
hard to send.
Or am I doing it wrong again?

Justin Madru
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