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Tue, 11 Jul 2023 10:39:34 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id Cgw0G2YxrWTnfwAAMHmgww (envelope-from ); Tue, 11 Jul 2023 10:39:34 +0000 Message-ID: <53676850-539f-2813-d55d-a8bc0ec88092@suse.cz> Date: Tue, 11 Jul 2023 12:39:34 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v4 00/33] Per-VMA locks To: Leon Romanovsky , Suren Baghdasaryan , Laurent Dufour , Sachin Sant , Andrew Morton Cc: michel@lespinasse.org, jglisse@google.com, mhocko@suse.com, hannes@cmpxchg.org, mgorman@techsingularity.net, dave@stgolabs.net, willy@infradead.org, liam.howlett@oracle.com, peterz@infradead.org, paulmck@kernel.org, mingo@redhat.com, will@kernel.org, luto@kernel.org, songliubraving@fb.com, peterx@redhat.com, david@redhat.com, dhowells@redhat.com, hughd@google.com, bigeasy@linutronix.de, kent.overstreet@linux.dev, punit.agrawal@bytedance.com, lstoakes@gmail.com, peterjung1337@gmail.com, rientjes@google.com, chriscli@google.com, axelrasmussen@google.com, joelaf@google.com, minchan@google.com, rppt@kernel.org, jannh@google.com, shakeelb@google.com, tatashin@google.com, edumazet@google.com, gthelen@google.com, gurua@google.com, arjunroy@google.com, soheil@google.com, leewalsh@google.com, posk@google.com, michalechner92@googlemail.com, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, x86@kernel.org, linux-kernel@vger.kernel.org, kernel-team@android.com, regressions@leemhuis.info, Linux kernel regressions list , maorg@nvidia.com, gal@nvidia.com, ranro@nvidia.com, drort@nvidia.com, idok@nvidia.com, sergeyy@nvidia.com References: <20230227173632.3292573-1-surenb@google.com> <20230711103541.GA190975@unreal> Content-Language: en-US From: Vlastimil Babka In-Reply-To: <20230711103541.GA190975@unreal> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: A5941140009 X-Stat-Signature: ht4jkjnci4tcr9dutfohy5zjjpgghe69 X-HE-Tag: 1689071976-304977 X-HE-Meta: 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 R3EEEajw hnqfWTd8HN7QEgY/uMhBns6IYfq2gpnDsMWVvxqIfV9rS4TlVuDLPrIzVAujp/h0RuSDS5s7G/ISnByxjc8usZ6FU42EgGAxoJTyz4SMpIDvnm/+DA/y62902sKEHR9IBRw5MrR3vwHfLb5LobQWPcM2mu3iq/oL80FD66fYqgxOys9+bxT9QVqCfb+7G72iSPUHgSmjZjsyOYNQtQwTIQHlHcATCA7J4cjmQ X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 7/11/23 12:35, Leon Romanovsky wrote: > > On Mon, Feb 27, 2023 at 09:35:59AM -0800, Suren Baghdasaryan wrote: > > <...> > >> Laurent Dufour (1): >> powerc/mm: try VMA lock-based page fault handling first > > Hi, > > This series and specifically the commit above broke docker over PPC. > It causes to docker service stuck while trying to activate. Revert of > this commit allows us to use docker again. Hi, there have been follow-up fixes, that are part of 6.4.3 stable (also 6.5-rc1) Does that version work for you? Vlastimil > [user@ppc-135-3-200-205 ~]# sudo systemctl status docker > ● docker.service - Docker Application Container Engine > Loaded: loaded (/usr/lib/systemd/system/docker.service; enabled; vendor preset: disabled) > Active: activating (start) since Mon 2023-06-26 14:47:07 IDT; 3h 50min ago > TriggeredBy: ● docker.socket > Docs: https://docs.docker.com > Main PID: 276555 (dockerd) > Memory: 44.2M > CGroup: /system.slice/docker.service > └─ 276555 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock > > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.129383166+03:00" level=info msg="Graph migration to content-addressability took 0.00 se> > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.129666160+03:00" level=warning msg="Your kernel does not support cgroup cfs period" > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.129684117+03:00" level=warning msg="Your kernel does not support cgroup cfs quotas" > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.129697085+03:00" level=warning msg="Your kernel does not support cgroup rt period" > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.129711513+03:00" level=warning msg="Your kernel does not support cgroup rt runtime" > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.129720656+03:00" level=warning msg="Unable to find blkio cgroup in mounts" > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.129805617+03:00" level=warning msg="mountpoint for pids not found" > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.130199070+03:00" level=info msg="Loading containers: start." > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.132688568+03:00" level=warning msg="Running modprobe bridge br_netfilter failed with me> > Jun 26 14:47:07 ppc-135-3-200-205 dockerd[276555]: time="2023-06-26T14:47:07.271014050+03:00" level=info msg="Default bridge (docker0) is assigned with an IP addres> > > Python script which we used for bisect: > > import subprocess > import time > import sys > > > def run_command(cmd): > print('running:', cmd) > > p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE) > > try: > stdout, stderr = p.communicate(timeout=30) > > except subprocess.TimeoutExpired: > return True > > print(stdout.decode()) > print(stderr.decode()) > print('rc:', p.returncode) > > return False > > > def main(): > commands = [ > 'sudo systemctl stop docker', > 'sudo systemctl status docker', > 'sudo systemctl is-active docker', > 'sudo systemctl start docker', > 'sudo systemctl status docker', > ] > > for i in range(1000): > title = f'Try no. {i + 1}' > print('*' * 50, title, '*' * 50) > > for cmd in commands: > if run_command(cmd): > print(f'Reproduced on try no. {i + 1}!') > print(f'"{cmd}" is stuck!') > > return 1 > > print('\n') > time.sleep(30) > return 0 > > if __name__ == '__main__': > sys.exit(main()) > > Thanks