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From: "Linux regression tracking #update (Thorsten Leemhuis)"  <regressions@leemhuis.info>
To: "linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
	"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>
Cc: Linux kernel regressions list <regressions@lists.linux.dev>
Subject: Re: [bug report] blktests srp/002 hang
Date: Fri, 13 Oct 2023 14:51:53 +0200	[thread overview]
Message-ID: <f831fbbb-c750-4fba-9b37-d6e6ded9b451@leemhuis.info> (raw)
In-Reply-To: <e8b76fae-780a-470e-8ec4-c6b650793d10@leemhuis.info>

[TLDR: This mail in primarily relevant for Linux kernel regression
tracking. See link in footer if these mails annoy you.]

On 22.09.23 13:06, Linux regression tracking #adding (Thorsten Leemhuis)
wrote:
> On 21.08.23 08:46, Shinichiro Kawasaki wrote:
>> I observed a process hang at the blktests test case srp/002 occasionally, using
>> kernel v6.5-rcX. Kernel reported stall of many kworkers [1]. PID 2757 hanged at
>> inode_sleep_on_writeback(). Other kworkers hanged at __inode_wait_for_writeback.
>>
>> The hang is recreated in stable manner by repeating the test case srp/002 (from
>> 15 times to 30 times).
>>
>> I bisected and found the commit 9b4b7c1f9f54 ("RDMA/rxe: Add workqueue support
>> for rxe tasks") looks like the trigger commit. When I revert it from the kernel
>> v6.5-rc7, the hang symptom disappears. I'm not sure how the commit relates to
>> the hang. Comments will be welcomed.
>> […]
> 
> Thanks for the report. To be sure the issue doesn't fall through the
> cracks unnoticed, I'm adding it to regzbot, the Linux kernel regression
> tracking bot:
> 
> #regzbot ^introduced 9b4b7c1f9f54
> #regzbot title RDMA/rxe: occasionally pocess hang at the blktests test
> case srp/002
> #regzbot ignore-activity

#regzbot monitor:
https://lore.kernel.org/all/20230922163231.2237811-1-yanjun.zhu@intel.com/
#regzbot ignore-activity

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
Everything you wanna know about Linux kernel regression tracking:
https://linux-regtracking.leemhuis.info/about/#tldr
That page also explains what to do if mails like this annoy you.

      reply	other threads:[~2023-10-13 12:52 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-21  6:46 [bug report] blktests srp/002 hang Shinichiro Kawasaki
2023-08-22  1:46 ` Bob Pearson
2023-08-22 10:18   ` Shinichiro Kawasaki
2023-08-22 15:20     ` Bart Van Assche
2023-08-23 16:19       ` Bob Pearson
2023-08-23 19:46         ` Bart Van Assche
2023-08-24 16:24           ` Bob Pearson
2023-08-24  8:55         ` Bernard Metzler
2023-08-24 15:35         ` Bernard Metzler
2023-08-24 16:05           ` Bart Van Assche
2023-08-24 16:27             ` Bob Pearson
2023-08-25  1:11       ` Shinichiro Kawasaki
2023-08-25  1:36         ` Bob Pearson
2023-08-25 10:16           ` Shinichiro Kawasaki
2023-08-25 13:49           ` Bart Van Assche
2023-08-25 13:52         ` Bart Van Assche
2023-09-13 17:36           ` Bob Pearson
2023-09-13 23:38             ` Zhu Yanjun
2023-09-16  5:59               ` Zhu Yanjun
2023-09-19  4:14                 ` Shinichiro Kawasaki
2023-09-19  8:07                   ` Zhu Yanjun
2023-09-19 16:30                     ` Pearson, Robert B
2023-09-19 18:11                     ` Bob Pearson
2023-09-20  4:22                       ` Zhu Yanjun
2023-09-20 16:24                         ` Bob Pearson
2023-09-20 16:36                           ` Bart Van Assche
2023-09-20 17:18                             ` Bob Pearson
2023-09-20 17:22                               ` Bart Van Assche
2023-09-20 17:29                                 ` Bob Pearson
2023-09-21  5:46                                   ` Zhu Yanjun
2023-09-21 10:06                                   ` Zhu Yanjun
2023-09-21 14:23                                   ` Rain River
2023-09-21 14:39                                     ` Bob Pearson
2023-09-21 15:08                                       ` Zhu Yanjun
2023-09-21 15:10                                       ` Zhu Yanjun
2023-09-22 18:14                                         ` Bob Pearson
2023-09-22 22:06                                           ` Bart Van Assche
2023-09-24  1:17                                           ` Rain River
2023-09-25  4:47                                             ` Daisuke Matsuda (Fujitsu)
2023-09-25 14:31                                               ` Zhu Yanjun
2023-09-26  1:09                                                 ` Daisuke Matsuda (Fujitsu)
2023-09-26  6:09                                                   ` Zhu Yanjun
2023-09-25 15:00                                               ` Bart Van Assche
2023-09-25 15:25                                                 ` Bob Pearson
2023-09-25 15:52                                                 ` Jason Gunthorpe
2023-09-25 15:54                                                   ` Bob Pearson
2023-09-25 19:57                                                 ` Bob Pearson
2023-09-25 20:33                                                   ` Bart Van Assche
2023-09-25 20:40                                                     ` Bob Pearson
2023-09-26 15:36                                                   ` Rain River
2023-09-26  1:17                                                 ` Daisuke Matsuda (Fujitsu)
2023-10-17 17:09                                                   ` Bob Pearson
2023-10-17 17:13                                                     ` Bart Van Assche
2023-10-17 17:15                                                       ` Bob Pearson
2023-10-17 17:19                                                       ` Bob Pearson
2023-10-17 17:34                                                         ` Bart Van Assche
2023-10-17 17:58                                                     ` Jason Gunthorpe
2023-10-17 18:44                                                       ` Bob Pearson
2023-10-17 18:51                                                         ` Jason Gunthorpe
2023-10-17 19:55                                                           ` Bob Pearson
2023-10-17 20:06                                                             ` Bart Van Assche
2023-10-17 20:13                                                               ` Bob Pearson
2023-10-17 21:14                                                               ` Bob Pearson
2023-10-17 21:18                                                                 ` Bart Van Assche
2023-10-17 21:23                                                                   ` Bob Pearson
2023-10-17 21:30                                                                     ` Bart Van Assche
2023-10-17 21:39                                                                       ` Bob Pearson
2023-10-17 22:42                                                                         ` Bart Van Assche
2023-10-18 18:29                                                                           ` Bob Pearson
2023-10-18 19:17                                                                             ` Jason Gunthorpe
2023-10-18 19:48                                                                               ` Bart Van Assche
2023-10-18 20:03                                                                                 ` Bob Pearson
2023-10-18 20:04                                                                                 ` Bob Pearson
2023-10-18 20:14                                                                                 ` Bob Pearson
     [not found]                                                                                 ` <fb5f6da5-5017-440d-9cb5-38796554366c@gmail.com>
2023-10-18 20:49                                                                                   ` Bart Van Assche
2023-10-18 21:17                                                                                     ` Pearson, Robert B
2023-10-18 21:27                                                                                       ` Bart Van Assche
2023-10-18 21:52                                                                                         ` Bob Pearson
2023-10-19 19:17                                                                                           ` Bart Van Assche
2023-10-20 17:12                                                                                             ` Bob Pearson
2023-10-20 17:41                                                                                               ` Bart Van Assche
2023-10-18 19:38                                                                             ` Bart Van Assche
2023-10-17 19:18                                                       ` Bart Van Assche
2023-10-18  8:16                                                     ` Zhu Yanjun
2023-09-22 11:06 ` Linux regression tracking #adding (Thorsten Leemhuis)
2023-10-13 12:51   ` Linux regression tracking #update (Thorsten Leemhuis) [this message]

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