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receiver=cmx-torrgo002.bell.net; client-ip=70.52.162.67; envelope-from=dave.anglin@bell.net; helo=[192.168.2.49]; Received: from [192.168.2.49] (70.52.162.67) by cmx-torrgo002.bell.net (authenticated as dave.anglin@bell.net) id 667C08FD00063EAF; Wed, 26 Jun 2024 11:44:04 -0400 Message-ID: Date: Wed, 26 Jun 2024 11:44:04 -0400 Precedence: bulk X-Mailing-List: linux-parisc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] parisc: Try to fix random segmentation faults in package builds To: matoro Cc: Vidra.Jonas@seznam.cz, linux-parisc@vger.kernel.org, John David Anglin , Helge Deller References: <91563ff7-349b-4815-bcfe-99f8f34b0b16@bell.net> <34fdf2250fe166372a15d74d28adc8d2@matoro.tk> <88756923-4c3c-41bf-97a8-aab25bc93644@bell.net> <28cea8aa7cce7c56bbb8f88067c3f3ba@matoro.tk> <16d8c07c-9fbe-4e81-b1f1-3127ab05410a@bell.net> <7345472b8bfa050ec2b86df5f69f99a4@matoro.tk> <52c0dfa7e2054d883bd66da7ab2e68b8@matoro.tk> <213f7afe-5bc8-40ff-835c-1fadaae0a96d@bell.net> <13894865a496a7f2a6ed607e2ef708c4@matoro.tk> <37cf9a08-decf-4ba9-802d-7e19dee2f6a5@bell.net> Content-Language: en-US From: John David Anglin Autocrypt: addr=dave.anglin@bell.net; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 2024-06-26 2:12 a.m., matoro wrote: > On 2024-06-10 16:17, John David Anglin wrote: >> Hi Matoro, >> >> On 2024-06-10 3:52 p.m., matoro wrote: >>> Unfortunately I had a few of these faults trip today after ~4 days of uptime with corresponding random segfaults.  One of the WARNs was >>> emitted shortly before, though not for the same PID.  Reattempted the build twice and randomly segfaulted all 3 times.  Had to reboot as >>> usual to get it out of the bad state. >> Please try v3 patch sent today. >> >> Dave > > I think this patch is probably a winner!  I now have 14 days continuous uptime where I've done a lot of intense package testing and not a > single random corruption or crash observed.  I'm switching to vanilla 6.9.6 now that it's in tree.  Thanks so much for your great work! The important change in v3 and the version committed was to flush the cache page when a page table entry was cleared. Dave -- John David Anglin dave.anglin@bell.net