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Date: Mon, 19 Jan 2009 17:06:30 -0800
From: "Justin P. Mattock" <justinmattock@...il.com>
To: Justin Madru <jdm64@...ab.com>
CC: Jesper Juhl <jj@...osbits.net>,
lkml <linux-kernel@...r.kernel.org>,
John Stoffel <john@...ffel.org>,
Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>,
Ingo Molnar <mingo@...e.hu>
Subject: Re: [bisected] 2.6.29-rc1 Firefox crashing on page load
Justin Madru wrote:
> Justin P. Mattock wrote:
>> Justin Madru wrote:
>>>
>>> So far only a connection to talkgadget.google.com or the 2 tabs in
>>> preferences make firefox crash.
>>> Other than that I've yet to run into another site that makes it
>>> crash, and can browse just fine.
>>> Actually, other than this bug .29-rc2 is running rather nicely ;-)
>>>
>>> Ok, this time I maded sure I uninstalled/disabled everything I could.
>>> Sill.... same results. So, I decided to try something different.
>>> Test with Epiphany.
>>> I tried both with the geko and webkit backends.
>>> Same results, a crash when going to my iGoogle page that has google
>>> talk applet.
>>>
>>> But, this time epiphany left an error to the console that gives a
>>> clue to the cause:
>>>
>>> $ epiphany-webkit **
>>> (epiphany-webkit:9016): WARNING **: Cannot extract frame (0,0) from
>>> the grid
>>> ** (epiphany-webkit:9016): WARNING **: Cannot extract frame (36,0)
>>> from the grid
>>> ** (epiphany-webkit:9016): WARNING **: Cannot extract frame (72,0)
>>> from the grid
>>> ** (epiphany-webkit:9016): WARNING **: Cannot extract frame (108, 0)
>>> from the grid
>>> ** (epiphany-webkit:9016): WARNING **: Cannot extract frame (144, 0)
>>> from the grid
>>> ** (epiphany-webkit:9016): WARNING **: Cannot extract frame (180, 0)
>>> from the grid
>>> ** (epiphany-webkit:9016): WARNING **: Cannot extract frame (216, 0)
>>> from the grid
>>> ** (epiphany-webkit:9016): WARNING **: Cannot extract frame (252, 0)
>>> from the grid
>>> console message: @1: Unsafe JavaScript attempt to access frame with
>>> URL
>>> http://1.gmodules.com/ig/ifr?view=home&url=http://www.google.com/ig/modules/youtube_igoogle/v2/youtube.xml&nocache=0&up_title=YouTube&up_username=&up_prefs_version=0&up_search_channels=0&up_search_channel_name0=&up_search_channel_url0=&up_search_channel_name1=&up_search_channel_url1=&up_search_channel_name2=&up_search_channel_url2=&up_current_channel_id=0&up_rawQuery=&up_channel_url_to_preload=http://gdata.youtube.com/feeds/api/standardfeeds/US/recently_featured%3Falt%3Djson&lang=en&country=us&.lang=en&.country=us&synd=ig&mid=1&ifpctok=-8098139156870189641&parent=http://www.google.com&extern_js=/extern_js/f/CgJlbhICdXMrMBU4ACw/BrDZK7EjJT4.js
>>>
>>> from frame with URL
>>> http://www.google.com/ig/ifpc_relay#%22remote_iframe_1%22&0&1&0&%22%2522remote_iframe_1%2522%26%2522resize_iframe%2522%26%2522%2522%26%2522%2522%26%2522remote_iframe_1%2522%26369%26%25221%2522%22&true.
>>>
>>> Domains, protocols and ports must match.
>>> console message: @1: Unsafe JavaScript attempt to access frame
>>> with URL http://www.google.com/ig from frame with URL
>>> http://talkgadget.google.com/talkgadget/mole?id=gth-hover-card&hl=en#id=gth-hover-card.
>>>
>>> Domains, protocols and ports must match.
>>> console message: @1: Unsafe JavaScript attempt to access frame
>>> with URL http://www.google.com/ig from frame with URL
>>> http://talkgadget.google.com/talkgadget/blank. Domains,
>>> protocols and ports must match.
>>> Segmentation fault
>>>
>>> So, it's complaining about matching domains, protocols and ports.
>>> Henceforth, I would surmise that the bug is related to the network
>>> code?
>>>
>>> Justin Madru
>>>
>> Well positive side is you can at least grab youre news and info.
>> bad side is you can't access igoogle(or whatever it's called).
>>
>> Domains, protocols and ports must match.
>> probably the culprit(if you found the correct location
>> that's causing this);
>>
>> regards;
>>
>> Justin P. Mattock
>>
> 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@...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@...jp.nec.com>
> Signed-off-by: Ingo Molnar <mingo@...e.hu>
>
> :040000 040000 f5fba48247ff200092c38a54e334f495917229d5
> b901159897e5d85e0dc2a0c9d904d9a73c1d58a2 M arch
>
> arch/x86/include/asm/syscalls.h
> arch/x86/kernel/signal.c
>
> diff --git a/arch/x86/include/asm/syscalls.h
> b/arch/x86/include/asm/syscalls.h
> index 87803da..3a5252c 100644 (file)
> --- a/arch/x86/include/asm/syscalls.h
> +++ b/arch/x86/include/asm/syscalls.h
> @@ -33,7 +33,7 @@ asmlinkage int sys_sigaction(int, const struct
> old_sigaction __user *,
> struct old_sigaction __user *);
> asmlinkage int sys_sigaltstack(unsigned long);
> asmlinkage unsigned long sys_sigreturn(unsigned long);
> -asmlinkage int sys_rt_sigreturn(unsigned long);
> +asmlinkage int sys_rt_sigreturn(struct pt_regs);
>
> /* kernel/ioport.c */
> asmlinkage long sys_iopl(unsigned long);
> diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
> index b1f4d34..b1cc6da 100644 (file)
> --- a/arch/x86/kernel/signal.c
> +++ b/arch/x86/kernel/signal.c
> @@ -642,11 +642,9 @@ badframe:
> }
>
> #ifdef CONFIG_X86_32
> -asmlinkage int sys_rt_sigreturn(unsigned long __unused)
> +asmlinkage int sys_rt_sigreturn(struct pt_regs regs)
> {
> - struct pt_regs *regs = (struct pt_regs *)&__unused;
> -
> - return do_rt_sigreturn(regs);
> + return do_rt_sigreturn(®s);
> }
> #else /* !CONFIG_X86_32 */
> asmlinkage long sys_rt_sigreturn(struct pt_regs *regs)
>
> Justin Madru
>
I normally do a:
git-reset --hard origin
git-pull
(thanks to alexey starikovskiy for that one);
glad to see you have it working.
regards;
Justin P. Mattock
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