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    SubjectRe: [bisected] 2.6.29-rc1 Firefox crashing on page load
    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@ct.jp.nec.com>
    >>> 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@ct.jp.nec.com>
    >>> Signed-off-by: Ingo Molnar <mingo@elte.hu>
    >> 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


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