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([2602:47:d490:6901:9454:a46f:1c22:a7c6]) by smtp.gmail.com with ESMTPSA id e8-20020a170902744800b001b8b1f6619asm3557785plt.75.2023.08.05.07.01.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 05 Aug 2023 07:01:29 -0700 (PDT) Message-ID: Date: Sat, 5 Aug 2023 07:01:27 -0700 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 v9 for-8.1 00/24] linux-user + tcg patch queue To: Michael Tokarev , qemu-devel@nongnu.org Cc: Helge Deller , Akihiko Odaki References: <20230804220032.295411-1-richard.henderson@linaro.org> <7390dbf4-169f-5d79-da94-ebc0986f1580@tls.msk.ru> <5e1aef4b-65a0-e97e-17cc-d2ccd6a66dcc@tls.msk.ru> Content-Language: en-US From: Richard Henderson In-Reply-To: <5e1aef4b-65a0-e97e-17cc-d2ccd6a66dcc@tls.msk.ru> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::635; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x635.google.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.089, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 8/5/23 06:51, Michael Tokarev wrote: > 05.08.2023 16:28, Michael Tokarev wrote: > ... >> qemu-8.1 rc, with or without this patch set, does not work in >> old aarch64 environment at all. F.e. ubuntu xenial or debian >> jessie, like this: >> >> # chroot /tmp/jessie-arm64/ >> qemu: uncaught target signal 11 (Segmentation fault) - core dumped >> Segmentation fault >> >> dash works, but bash or ls gives such sigsegv > ... >> Is it worth to bisect? > > Since it was kinda trivial to bisect, I just did. And here's the > result: > > commit 59b6b42cd3446862567637f3a7ab31d69c9bef51 > Author: Richard Henderson > Date:   Tue Jun 6 10:19:39 2023 +0100 > >     target/arm: Enable FEAT_LSE2 for -cpu max > > Reverting this patch on top of current master makes old linuxes > to work again. What is your host? That's probably the only relevant thing. r~