From: Michael Ellerman <mpe@ellerman.id.au>
To: Balbir Singh <bsingharora@gmail.com>, linuxppc-dev@lists.ozlabs.org
Cc: paulus@samba.org
Subject: Re: [RESEND] Fix BUG_ON() reporting in real mode on PPC
Date: Mon, 29 Feb 2016 22:05:24 +1100 (AEDT) [thread overview]
Message-ID: <20160229110525.09317140317@ozlabs.org> (raw)
In-Reply-To: <1455763681-13663-1-git-send-email-bsingharora@gmail.com>
On Thu, 2016-18-02 at 02:48:01 UTC, Balbir Singh wrote:
> Changelog:
> Don't use REGION_ID, breaks on some platforms
> Don't blindly add PAGE_OFFSET to bugaddr
>
> I ran into this issue while debugging an early boot problem.
> The system hit a BUG_ON() but report bug failed to print the
> line number and file name. The reason being that the system
> was running in real mode and report_bug() searches for
> addresses in the PAGE_OFFSET+ region
>
> Suggested-by: Paul Mackerras <paulus@samba.org>
> Signed-off-by: Balbir Singh <bsingharora@gmail.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/a4c3f909b4d9bb9430bf42ad58
cheers
prev parent reply other threads:[~2016-02-29 11:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-18 2:48 [RESEND][PATCH] Fix BUG_ON() reporting in real mode on PPC Balbir Singh
2016-02-29 11:05 ` Michael Ellerman [this message]
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