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From: Qian Cai <cai@lca.pw>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
	Dmitry Vyukov <dvyukov@google.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Peter Xu <peterx@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
	Linux-MM <linux-mm@kvack.org>
Subject: Re: [PATCH 0/2] mm: Two small fixes for recent syzbot reports
Date: Fri, 10 Apr 2020 15:46:29 -0400	[thread overview]
Message-ID: <9846F450-528E-4690-9A34-9EF4FA151B7A@lca.pw> (raw)
In-Reply-To: <20200410102609.245f93639ece2667c3f70e5c@linux-foundation.org>



> On Apr 10, 2020, at 1:26 PM, Andrew Morton <akpm@linux-foundation.org> wrote:
> 
> On Fri, 10 Apr 2020 10:26:23 -0400 Qian Cai <cai@lca.pw> wrote:
> 
>> I don't set panic_on_warn. I'll deal with warnings afterwards.
> 
> I'm not understanding why sysbot sets panic_on_warn.  This decision
> will needlessly turn many kernel errors into wont-boot situations and
> will block further testing?

I can feel that it is very reasonable to set panic_on_warn for the fully
automatic systems because once those warnings happen, the rest of
things can no longer to be trusted, so the goal to kill the first enemy
on sight, and then deal the next one.

It could be a good idea for some trees more stable like the mainline,
but for linux-next, I could only dream of set it one day.

  reply	other threads:[~2020-04-10 19:46 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-08  1:40 [PATCH 0/2] mm: Two small fixes for recent syzbot reports Peter Xu
2020-04-08  1:40 ` [PATCH 1/2] mm/mempolicy: Allow lookup_node() to handle fatal signal Peter Xu
2020-04-08 10:21   ` Michal Hocko
2020-04-08 14:20     ` Peter Xu
2020-04-08 14:30       ` Michal Hocko
2020-04-08 15:24         ` Peter Xu
2020-04-08 15:26           ` Michal Hocko
2020-04-09  7:02   ` Michal Hocko
2020-04-09 12:52     ` Peter Xu
2020-04-09 13:00       ` Peter Xu
2020-04-09 13:53       ` Michal Hocko
2020-04-09 16:42     ` Linus Torvalds
2020-04-14 11:04       ` Michal Hocko
2020-04-14 13:49         ` Peter Xu
2020-04-14 14:18           ` Michal Hocko
2020-04-20 12:47         ` Michal Hocko
2020-04-20 17:31           ` Linus Torvalds
2020-04-21  7:09             ` Michal Hocko
2020-04-08  1:40 ` [PATCH 2/2] mm/gup: Mark lock taken only after a successful retake Peter Xu
2020-04-09  0:47 ` [PATCH 0/2] mm: Two small fixes for recent syzbot reports Andrew Morton
2020-04-09 11:49   ` Matthew Wilcox
2020-04-09 13:00     ` Dmitry Vyukov
2020-04-09 18:16       ` Andrew Morton
2020-04-09 18:53         ` Linus Torvalds
2020-04-09 19:12           ` Andrew Morton
2020-04-09 19:46             ` Linus Torvalds
2020-04-09 19:56               ` Matthew Wilcox
2020-04-09 19:58                 ` Linus Torvalds
2020-04-09 20:27                   ` Eric Biggers
2020-04-09 20:34                     ` Linus Torvalds
2020-04-09 23:34                       ` Stephen Rothwell
2020-04-10  1:11                       ` Theodore Y. Ts'o
2020-04-09 12:55   ` Dmitry Vyukov
2020-04-09 16:32     ` Linus Torvalds
2020-04-09 16:58       ` Qian Cai
2020-04-09 17:05         ` Linus Torvalds
2020-04-09 17:58           ` Qian Cai
2020-04-09 18:06             ` Linus Torvalds
2020-04-09 21:14               ` Qian Cai
2020-04-10 13:12                 ` Tetsuo Handa
2020-04-10 14:26                   ` Qian Cai
2020-04-10 17:26                     ` Andrew Morton
2020-04-10 19:46                       ` Qian Cai [this message]
2020-04-09 23:29       ` Stephen Rothwell
2020-04-13 22:06         ` Qian Cai
2020-04-13 23:05           ` Jens Axboe
2020-04-14 11:12           ` Dmitry Vyukov
2020-04-14 11:59             ` Qian Cai
2020-04-14 12:05               ` Dmitry Vyukov
2020-04-14 19:28             ` Dan Rue
2020-04-15 11:09               ` Dmitry Vyukov
2020-04-15 16:23                 ` Dan Rue
2020-04-16  0:34             ` Stephen Rothwell
2020-05-11 15:29               ` Dmitry Vyukov
     [not found] <20200414040717.22040-1-hdanton@sina.com>
2020-04-14  4:31 ` Jens Axboe

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