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From: Josh Poimboeuf <jpoimboe@redhat.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Randy Dunlap <rdunlap@infradead.org>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Linux Next Mailing List <linux-next@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Kees Cook <keescook@chromium.org>
Subject: Re: linux-next: Tree for Mar 18 (objtool)
Date: Thu, 19 Mar 2020 12:33:26 -0500	[thread overview]
Message-ID: <20200319173326.oj4qs24x4ly5lrgt@treble> (raw)
In-Reply-To: <20200319173101.wufpymi7obhqgoqd@treble>

On Thu, Mar 19, 2020 at 12:31:05PM -0500, Josh Poimboeuf wrote:
> ... except the __builtin_trap() UD2 seems to be coming *after* the BUG
> UD2.  Could it be the BUG UD2 itself which is convincing UBSAN to add
> the __builtin_trap()?

Actually I suspect it's the __builtin_unreachable() annotation which is
making UBSAN add the __builtin_trap()...  because I don't see any double
UD2s for WARNs.

-- 
Josh


  reply	other threads:[~2020-03-19 17:33 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-18 11:09 linux-next: Tree for Mar 18 Stephen Rothwell
2020-03-18 16:14 ` linux-next: Tree for Mar 18 (drivers/base/power/sysfs.c) Randy Dunlap
2020-03-19  3:20   ` Stephen Rothwell
2020-03-19 14:47     ` [PATCH net-next] sysfs: fix static inline declaration of sysfs_groups_change_owner() Christian Brauner
2020-03-19 16:19       ` Randy Dunlap
2020-03-20  4:17       ` David Miller
2020-03-18 16:48 ` linux-next: Tree for Mar 18 (objtool) Randy Dunlap
2020-03-18 16:55   ` Josh Poimboeuf
2020-03-18 18:23   ` Josh Poimboeuf
2020-03-18 20:05     ` Peter Zijlstra
2020-03-19 11:12       ` Peter Zijlstra
2020-03-19 17:31       ` Josh Poimboeuf
2020-03-19 17:33         ` Josh Poimboeuf [this message]
2020-03-19 17:40           ` Josh Poimboeuf
2020-03-19 17:45             ` Josh Poimboeuf
2020-03-20  8:26               ` Peter Zijlstra
2020-03-20 18:35                 ` Kees Cook
2020-03-24 16:44                   ` Josh Poimboeuf
2020-03-24 18:18                     ` Kees Cook
2020-03-24 22:24                       ` Josh Poimboeuf
2020-03-26  5:57                         ` Kees Cook
2020-03-26 16:31                           ` Josh Poimboeuf
2020-03-26 18:36                             ` Kees Cook
2020-03-27  3:55                               ` Josh Poimboeuf

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