Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk_test+0x50/0x54()

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From: Arjan van de Ven

Subject: Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk_test+0x50/0x54()

Date: Tuesday, May 6, 2008 - 4:38 pm

Kevin Winchester wrote:
quoted text> -march=k8 -mno-red-zone -mcmodel=kernel -funit-at-a-time 
> -maccumulate-outgoing-args -fstack-protector -DGCC_HAS_SP 
> -fstack-protector-all   -pipe -Wno-sign-compare 
   ^^^^^^^^^^^^^^^^^^^^^^
quoted text> -fno-asynchronous-unwind-tables -mno-sse -mno-mmx -mno-sse2 -mno-3dnow 
> -Iinclude/asm-x86/mach-default -fno-omit-frame-pointer 
> -fno-optimize-sibling-calls -g -pg -Wdeclaration-after-statement 
> -Wno-pointer-sign     -D"KBUILD_STR(s)=#s" 

the kernel makefiles are doing exactly the right things....
yet your previous data showed that something adds a -fstack-protector
after it.... grrr.

Sounds like I need to figure how to make a testcase for this that we
can then use to, at build time, detect this b0rked gcc behavior.

thanks a lot for helping me diagnosing this so far!

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Messages in current thread:

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Arjan van de Ven, (Wed Apr 30, 12:27 am)

linux-next: WARNING: at kernel/panic.c:375 __stack_chk_tes ..., Kevin Winchester, (Wed Apr 30, 4:58 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Arjan van de Ven, (Wed Apr 30, 5:01 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Kevin Winchester, (Wed Apr 30, 5:24 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Arjan van de Ven, (Thu May 1, 4:33 am)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Kevin Winchester, (Thu May 1, 3:37 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Kevin Winchester, (Sat May 3, 4:22 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Arjan van de Ven, (Tue May 6, 12:49 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., David Miller, (Tue May 6, 1:34 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Kevin Winchester, (Tue May 6, 4:09 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Arjan van de Ven, (Tue May 6, 4:10 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Arjan van de Ven, (Tue May 6, 4:32 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Kevin Winchester, (Tue May 6, 4:35 pm)

Re: linux-next: WARNING: at kernel/panic.c:375 __stack_chk ..., Arjan van de Ven