From: Arvind Sankar <nivedita@alum.mit.edu>
To: Arvind Sankar <niveditas98@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: kexec failure (Undefined symbol: __stack_chk_fail)
Date: Sat, 11 May 2019 18:48:20 -0400 [thread overview]
Message-ID: <20190511224819.GA71308@rani.riverdale.lan> (raw)
In-Reply-To: <20190511194048.GA57048@rani.riverdale.lan>
On Sat, May 11, 2019 at 03:40:49PM -0400, Arvind Sankar wrote:
> On Sat, May 11, 2019 at 03:16:59PM -0400, Arvind Sankar wrote:
> > I'm running v5.1.0 trying to kexec into v5.1.1. I get an error when
> > trying to load the kernel image, I enabled some debugging of
> > arch/x86/kernel/machine_kexec_64.c and got the following log:
> > [90028.591812] kexec: Applying relocate section .rela.text to 1
> > [90028.592438] kexec: Symbol: sha256_update info: 12 shndx: 01 value=159 size: 1bc4
> > [90028.593077] kexec: Symbol: purgatory_sha_regions info: 11 shndx: 08 value=0 size: 100
> > [90028.593744] kexec: Symbol: sha256_init info: 12 shndx: 01 value=117 size: 42
> > [90028.594406] kexec: Symbol: purgatory_sha_regions info: 11 shndx: 08 value=0 size: 100
> > [90028.595086] kexec: Symbol: sha256_final info: 12 shndx: 01 value=1d1d size: b5
> > [90028.595775] kexec: Symbol: purgatory_sha256_digest info: 11 shndx: 08 value=100 size: 20
> > [90028.596486] kexec: Symbol: memcmp info: 12 shndx: 01 value=1e9b size: c
> > [90028.597203] kexec: Symbol: purgatory_backup_dest info: 11 shndx: 08 value=130 size: 8
> > [90028.597947] kexec: Symbol: purgatory_backup_src info: 11 shndx: 08 value=128 size: 8
> > [90028.598701] kexec: Symbol: purgatory_backup_sz info: 11 shndx: 08 value=120 size: 8
> > [90028.599449] kexec: Symbol: __stack_chk_fail info: 10 shndx: 00 value=0 size: 0
> > [90028.600199] kexec: Undefined symbol: __stack_chk_fail
> > [90028.600955] kexec-bzImage64: Loading purgatory failed
> >
> > I have attached the config.gz from the running 5.1.0 kernel and the
> > built 5.1.1 kernel. The config was working ok with the 5.0 series.
> >
> > Thanks
>
>
> I get the same error message when trying to load even the currently
> running kernel.
Hm this has mysteriously disappeared after cold-booting into 5.1.1.
prev parent reply other threads:[~2019-05-11 22:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-11 19:16 Arvind Sankar
2019-05-11 19:40 ` Arvind Sankar
2019-05-11 22:48 ` Arvind Sankar [this message]
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