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[172.10.233.147]) by smtp.gmail.com with ESMTPSA id m9-20020a056870a40900b0011f390fdb0asm5883375oal.12.2022.09.24.00.29.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 24 Sep 2022 00:29:11 -0700 (PDT) Date: Sat, 24 Sep 2022 00:28:52 -0700 (PDT) From: Hugh Dickins X-X-Sender: hugh@ripple.attlocal.net To: Nathan Chancellor cc: Hugh Dickins , Mike Kravetz , Peter Xu , Axel Rasmussen , Yang Shi , Matthew Wilcox , syzbot , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, llvm@lists.linux.dev, ndesaulniers@google.com, songmuchun@bytedance.com, syzkaller-bugs@googlegroups.com, trix@redhat.com Subject: Re: [syzbot] general protection fault in PageHeadHuge In-Reply-To: Message-ID: References: <0000000000006c300705e95a59db@google.com> <7693a84-bdc2-27b5-2695-d0fe8566571f@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Spam-Status: No, score=-17.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 23 Sep 2022, Nathan Chancellor wrote: > On Fri, Sep 23, 2022 at 05:14:38PM -0700, Hugh Dickins wrote: > > > > But me, I cannot even get the latest linux-next to boot: next job. > > Maybe I can save you a bisect: > > https://lore.kernel.org/all/Yy4GoMMwiBaq3oJf@dev-arch.thelio-3990X/ Many thanks Nathan, yes, you did save me a bisect with that link. And I managed to get a patch to revert the badness, I'll reply there on that thread now. Hugh