From: Jens Axboe <axboe@kernel.dk>
To: David Zarzycki <dave@znu.io>, Bart Van Assche <Bart.VanAssche@wdc.com>
Cc: "linux-block@vger.kernel.org" <linux-block@vger.kernel.org>
Subject: Re: blk-mq hangs easily with LLVM+clang test suite
Date: Mon, 22 Jan 2018 10:40:37 -0700 [thread overview]
Message-ID: <ecec8c7f-48b8-19f2-44ad-6d5ca67a62c4@kernel.dk> (raw)
In-Reply-To: <964830FA-5F0F-49D3-8608-FBCAF7D60326@znu.io>
On 1/21/18 10:39 AM, David Zarzycki wrote:
> Hi Bart,
>
> I can do [1] and [2] but I won’t be able to provide the command output because the hang is almost total. No new commands can run because the scheduler is hung. For example, see this backtrace:
>
> http://znu.io/IMG_0362.jpg
>
> Is there another approach I can use?
Can you try and turn off CONFIG_WBT?
--
Jens Axboe
prev parent reply other threads:[~2018-01-22 17:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-21 16:19 blk-mq hangs easily with LLVM+clang test suite David Zarzycki
2018-01-21 17:17 ` Bart Van Assche
2018-01-21 17:39 ` David Zarzycki
2018-01-22 3:11 ` David Zarzycki
2018-01-22 17:25 ` Bart Van Assche
2018-01-22 17:40 ` Jens Axboe [this message]
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