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From: Jens Axboe <axboe-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
To: Bart Van Assche <bvanassche-HInyCGIudOg@public.gmane.org>,
	Chengming Zhou
	<zhouchengming-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org>,
	tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Cc: paolo.valente-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	josef-DigfWCa+lFGyeJad7bwFQA@public.gmane.org,
	linux-block-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 0/3] blk-cgroup: some cleanup
Date: Fri, 7 Apr 2023 12:44:52 -0600	[thread overview]
Message-ID: <1416b648-188f-873a-08b3-c8e8494ab1a7@kernel.dk> (raw)
In-Reply-To: <cab869b1-1cba-5698-55eb-a93d0596c869-HInyCGIudOg@public.gmane.org>

On 4/7/23 12:41 PM, Bart Van Assche wrote:
> On 4/6/23 07:50, Chengming Zhou wrote:
>> These are some cleanup patches of blk-cgroup. Thanks for review.
> 
> With these patches applied, my kernel test VM crashes during boot. The following crash disappears if I revert these patches:
> 
> BUG: KASAN: null-ptr-deref in bio_associate_blkg_from_css+0x83/0x240

Would be useful in the report to know where that is, as it doesn't include
the code output.

-- 
Jens Axboe



  parent reply	other threads:[~2023-04-07 18:44 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-06 14:50 [PATCH v2 0/3] blk-cgroup: some cleanup Chengming Zhou
2023-04-06 14:50 ` [PATCH v2 1/3] block, bfq: remove BFQ_WEIGHT_LEGACY_DFL Chengming Zhou
2023-04-06 14:50 ` [PATCH v2 2/3] blk-cgroup: delete cpd_bind_fn of blkcg_policy Chengming Zhou
2023-04-06 14:50 ` [PATCH v2 3/3] blk-cgroup: delete cpd_init_fn " Chengming Zhou
     [not found] ` <20230406145050.49914-1-zhouchengming-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org>
2023-04-06 22:17   ` [PATCH v2 0/3] blk-cgroup: some cleanup Jens Axboe
2023-04-07 18:41   ` Bart Van Assche
     [not found]     ` <cab869b1-1cba-5698-55eb-a93d0596c869-HInyCGIudOg@public.gmane.org>
2023-04-07 18:44       ` Jens Axboe [this message]
2023-04-07 19:45         ` Bart Van Assche
2023-04-08  3:37       ` [External] " Chengming Zhou
2023-04-08 14:31         ` Chengming Zhou
2023-04-10  1:57     ` Yu Kuai
     [not found]       ` <d23a6891-96f0-2ee0-70c7-869123d85362-XF6JlduFytWkHkcT6e4Xnw@public.gmane.org>
2023-04-10 18:47         ` Bart Van Assche
     [not found]           ` <8651fa1f-7f50-03c6-cd85-e61aa44d4927-HInyCGIudOg@public.gmane.org>
2023-04-10 22:20             ` Bart Van Assche

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