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b=XxTV/9xpm6gaU6q6tX1SfJ3mAsQPpVj1CmCi/aFzwBWuNpjL/mPQoOxiW6ZQkOWUk zjZ/95Rn7FWsDEcjvwi+xxFnHHq2RSyB/hN/F4xvM74KkKHQisVinsI5PdIpoeXdcA ZLylAswBRQdIUErTCs79yh0Q2HQ2GaOTp/VHuu2T2Hc99enDRWSwk3BRoj5Yef+Wy/ av998ETNvHNdpfXCkwvBbKGdmyZWGtl+jHqg7zMJEin56W/6lsLb2pvs8kBkl2GwTj tCQL7VT5npfExpJdvUY393pgluJGpy3jRPZ7zHjCC+jgp60PIrtS3O5nrQsbb81yqF q8fbcnuXBhw9A== References: <8734sa3o0x.fsf@debian-BULLSEYE-live-builder-AMD64> User-agent: mu4e 1.10.8; emacs 27.1 From: Chandan Babu R To: Christoph Hellwig Cc: linux-mm@kvack.org, linux-xfs@vger.kernel.org Subject: Re: [BUG REPORT] writeback: soft lockup encountered on a next-20240327 kernel Date: Thu, 28 Mar 2024 13:50:27 +0530 In-reply-to: Message-ID: <87y1a222al.fsf@debian-BULLSEYE-live-builder-AMD64> MIME-Version: 1.0 Content-Type: text/plain X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 054772000D X-Stat-Signature: 4iynbocadn4ahmxr3b4grobs9wydwb6a X-Rspam-User: X-HE-Tag: 1711614181-780676 X-HE-Meta: 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 EV0WTdCw dy5U5pXhSRPFJgMxNqXeaewnWRfM6Zyu2FVQr5tPIANudcYPzv+czNvGqbI/BbsvjhiXfh0g/9r/ouOIKIm9cDWETZJsVTXmcZKVAWvc0/klhg2Yg8ByRSxs/hvaFb1vusxkaxoX70UnLSFMXexxswaGcXx7M/zu1eXokvFJccMnunNHcOR+tPrpXCg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000881, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Mar 28, 2024 at 12:05:10 AM -0700, Christoph Hellwig wrote: > On Thu, Mar 28, 2024 at 11:11:05AM +0530, Chandan Babu R wrote: >> Hi, >> >> Executing fstest on XFS on a next-20240327 kernel resulted in two of my test >> VMs getting into soft lockup state. > > What was the last linux-next tree that did work fine? The last one I had tested was next-20240319. I did not encounter the the soft lockup bug with that kernel. Btw, I have restarted the tests with persistent journal enabled. I hope this will help in figuring out the test which caused the soft lockup. -- Chandan