linux-kernel - Re: [PATCH 6.1 00/71] 6.1.82-rc1 review

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Date: Thu, 14 Mar 2024 22:12:28 +0100
From: Mateusz Jończyk <mat.jonczyk@...pl>
To: Sasha Levin <sashal@...nel.org>, linux-kernel@...r.kernel.org,
 stable@...r.kernel.org, Christoph Hellwig <hch@....de>
Cc: torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
 linux@...ck-us.net, shuah@...nel.org, patches@...nelci.org,
 lkft-triage@...ts.linaro.org, pavel@...x.de,
 Andreas Herrmann <aherrmann@...e.de>, Tejun Heo <tj@...nel.org>,
 Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH 6.1 00/71] 6.1.82-rc1 review

W dniu 13.03.2024 o 22:27, Mateusz Jończyk pisze:
> W dniu 13.03.2024 o 21:13, Mateusz Jończyk pisze:
>> W dniu 13.03.2024 o 17:38, Sasha Levin pisze:
>>> This is the start of the stable review cycle for the 6.1.82 release.
>>> There are 71 patches in this series, all will be posted as a response
>>> to this one.  If anyone has any issues with these being applied, please
>>> let me know.
>>>
>>> Responses should be made by Fri Mar 15 04:39:56 PM UTC 2024.
>>> Anything received after that time might be too late.
>>>
>>> The whole patch series can be found in one patch at:
>>>         https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/patch/?id=linux-6.1.y&id2=v6.1.81
>>> or in the git tree and branch at:
>>>         git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.1.y
>>> and the diffstat can be found below.
>>>
>>> Thanks,
>>> Sasha
>>>
>> Hello,
>>
>> Kernel hangs during early boot. No console messages, nothing in pstore.
>>
>> Tested on a HP 17-by0001nw laptop with an Intel Kaby Lake CPU (Intel i3-7020U) and Ubuntu 20.04.
>>
>> This CPU is not affected by RFDS (at least according to the Kconfig message), so I have set
>>
>> CONFIG_MITIGATION_RFDS=n
>>
>> in Kconfig. I do not have any updated microcode (if any will be provided at all for this CPU).
>>
>> Greetings,
>>
>> Mateusz
>>
> [snip]

Bisected down to

commit d3d517a95e83a7d89e1ff511da1a0a31c9234155
Author: Christoph Hellwig <hch@....de>
Date:   Fri Feb 3 16:03:54 2023 +0100

    blk-rq-qos: make rq_qos_add and rq_qos_del more useful
    
    [ Upstream commit ce57b558604e68277d31ca5ce49ec4579a8618c5 ]
    
    Switch to passing a gendisk, and make rq_qos_add initialize all required
    fields and drop the not required q argument from rq_qos_del.
    
    Signed-off-by: Christoph Hellwig <hch@....de>
    Reviewed-by: Andreas Herrmann <aherrmann@...e.de>
    Acked-by: Tejun Heo <tj@...nel.org>
    Link: https://lore.kernel.org/r/20230203150400.3199230-14-hch@lst.de
    Signed-off-by: Jens Axboe <axboe@...nel.dk>
    Stable-dep-of: f814bdda774c ("blk-wbt: Fix detection of dirty-throttled tasks")
    Signed-off-by: Sasha Levin <sashal@...nel.org>

 block/blk-iocost.c    | 13 +++----------
 block/blk-iolatency.c | 14 ++++----------
 block/blk-rq-qos.c    | 13 ++++++++++---
 block/blk-rq-qos.h    |  5 +++--
 block/blk-wbt.c       |  5 +----
 5 files changed, 21 insertions(+), 29 deletions(-)

Greetings,

Mateusz