From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92207C4332F for ; Fri, 10 Nov 2023 21:02:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235897AbjKJVCh convert rfc822-to-8bit (ORCPT ); Fri, 10 Nov 2023 16:02:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229706AbjKJVCW (ORCPT ); Fri, 10 Nov 2023 16:02:22 -0500 Received: from mail-pg1-f199.google.com (mail-pg1-f199.google.com [209.85.215.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ECE0FAE70 for ; Fri, 10 Nov 2023 10:34:48 -0800 (PST) Received: by mail-pg1-f199.google.com with SMTP id 41be03b00d2f7-5b7f3f47547so2089844a12.3 for ; Fri, 10 Nov 2023 10:34:48 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699641243; x=1700246043; h=content-transfer-encoding:to:from:subject:message-id:in-reply-to :date:mime-version:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=W1ontVIbTPsl2LZLoKY4VKd6GjVg9ZN7I6r5oEz8ngc=; b=DRnGieuEJHQRYh+E8Y25bNTw2Jg1939v7YuLNOAdYfGSJNbq5Ok+hEfhhdYZRSHbXI U2p+sHXZeqFIVZ7uDs34HLGvcdwd7VykIH1cqSbczA6ibGlk8iX5Yb7WWHpbpRwojpGc oiEtwSYnN/15QQdDBZMmcuPNcB/KWA54r8j6Iw+EYAmPl9zKypCCcJULZY/++oQ59oJ4 fva1jrimP0iLYPb7ShdFiJZWWThMwuRHbtdv0jC3f/6GkP4c/F6wUk291mWV0JiGnL4G Zy9BO6mV6BL1JR5kHdlqGd3NVzhTDL0rYkRO23JRyETTuUjEz9Bn8p7oyn0e/+54Jc06 ptBg== X-Gm-Message-State: AOJu0Yzrijc0MTmZ1faaWRXhlIXdFdAZuXwgkKWTrCko+i5OSOb2K5e4 QSjvXLbO2lrUz60nmqBOZR4adsqjd0Tu/06/BrLhKbuTsn+5TXk= X-Google-Smtp-Source: AGHT+IFnQDIivu0oYCJJw8NrO0j546dthxDQAogk3QbU2BNDLkihx/LdITq2+Hv3RM5/kXHIeNpCboAvm1SlCBhZbP2tE2yF/gfE MIME-Version: 1.0 X-Received: by 2002:a63:595e:0:b0:5be:297d:7932 with SMTP id j30-20020a63595e000000b005be297d7932mr25656pgm.0.1699641242854; Fri, 10 Nov 2023 10:34:02 -0800 (PST) Date: Fri, 10 Nov 2023 10:34:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000086adab0609d09029@google.com> Subject: Re: [syzbot] [usb] kernel BUG in __page_table_check_zero From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, yuran.pereira@hotmail.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot tried to test the proposed patch but the build/boot failed: T48] page_table_check: ===> fmap check_zero 0 [ 362.170604][ T505] page_table_check: ===> fmap check_zero 0 [ 362.170797][ T505] page_table_check: ===> anon check_zero 0 [ 362.170809][ T505] page_table_check: ===> fmap check_zero 0 [ 362.170818][ T505] page_table_check: ===> anon check_zero 0 [ 362.170827][ T505] page_table_check: ===> fmap check_zero 0 [ 362.171069][ T505] page_table_check: ===> anon check_zero 0 [ 362.176794][ T504] page_table_check: ===> fmap check_zero 0 [ 362.182799][ T1] page_table_check: ===> fmap check_zero 0 [ 362.188866][ T504] page_table_check: ===> anon check_zero 0 [ 362.201636][ T1] page_table_check: ===> anon check_zero 0 [ 362.206696][ T506] page_table_check: ===> fmap check_zero 0 [ 362.218333][ T505] page_table_check: ===> fmap check_zero 0 [ 362.218375][ T505] page_table_check: ===> anon check_zero 0 [ 362.224199][ T48] page_table_check: ===> anon check_zero 0 [ 362.230061][ T1] page_table_check: ===> fmap check_zero 0 [ 362.236027][ T48] page_table_check: ===> fmap check_zero 0 [ 362.241852][ T505] page_table_check: ===> fmap check_zero 0 [ 362.247788][ T504] page_table_check: ===> fmap check_zero 0 [ 362.253929][ T136] page_table_check: ===> anon check_zero 0 [ 362.259605][ T506] page_table_check: ===> anon check_zero 0 [ 362.265348][ T136] page_table_check: ===> fmap check_zero 0 [ 362.271393][ T48] page_table_check: ===> anon check_zero 0 [ 362.277427][ T1] page_table_check: ===> anon check_zero 0 [ 362.283007][ T504] page_table_check: ===> anon check_zero 0 [ 362.289355][ T505] page_table_check: ===> anon check_zero 0 [ 362.295354][ T506] page_table_check: ===> fmap check_zero 0 [ 362.301332][ T136] page_table_check: ===> anon check_zero 0 [ 362.307509][ T48] page_table_check: ===> fmap check_zero 0 [ 362.313384][ T1] page_table_check: ===> fmap check_zero 0 [ 362.319135][ T504] page_table_check: ===> fmap check_zero 0 [ 362.319779][ T506] page_table_check: ===> anon check_zero 0 [ 362.325036][ T505] page_table_check: ===> fmap check_zero 0 [ 362.331050][ T48] page_table_check: ===> anon check_zero 0 [ 362.336835][ T136] page_table_check: ===> fmap check_zero 0 [ 362.343553][ T506] page_table_check: ===> fmap check_zero 0 [ 362.349854][ T506] page_table_check: ===> anon check_zero 0 [ 362.356354][ T505] page_table_check: ===> anon check_zero 0 [ 362.374065][ T48] page_table_check: ===> fmap check_zero 0 [ 362.374322][ T136] page_table_check: ===> anon check_zero 0 [ 362.380577][ T1] page_table_check: ===> anon check_zero 0 [ 362.386242][ T48] page_table_check: ===> anon check_zero 0 [ 362.392397][ T507] page_table_check: ===> anon check_zero 0 [ 362.404172][ T136] page_table_check: ===> fmap check_zero 0 [ 362.404185][ T136] page_table_check: ===> anon check_zero 0 [ 362.404193][ T136] page_table_check: ===> fmap check_zero 0 [ 362.404202][ T136] page_table_check: ===> anon check_zero 0 [ 362.410304][ T1] page_table_check: ===> fmap check_zero 0 [ 362.416144][ T506] page_table_check: ===> fmap check_zero 0 [ 362.422138][ T505] page_table_check: ===> fmap check_zero 0 [ 362.428011][ T48] page_table_check: ===> fmap check_zero 0 [ 362.434082][ T507] page_table_check: ===> fmap check_zero 0 [ 362.440003][ T136] page_table_check: ===> fmap check_zero 0 [ 362.445999][ T26] page_table_check: ===> anon check_zero 0 [ 362.451679][ T506] page_table_check: ===> anon check_zero 0 [ 362.457737][ T505] page_table_check: ===> anon check_zero 0 [ 362.463592][ T48] page_table_check: ===> anon check_zero 0 [ 362.469633][ T507] page_table_check: ===> anon check_zero 0 [ 362.475448][ T506] page_table_check: ===> fmap check_zero 0 [ 362.481510][ T26] page_table_check: ===> fmap check_zero 0 [ 362.487421][ T136] page_table_check: ===> anon check_zero 0 [ 362.493500][ T505] page_table_check: ===> fmap check_zero 0 [ 362.499315][ T48] page_table_check: ===> fmap check_zero 0 [ 362.505100][ T26] page_table_check: ===> anon check_zero 0 [ 362.510969][ T506] page_table_check: ===> anon check_zero 0 [ 362.516841][ T507] page_table_check: ===> fmap check_zero 0 [ 362.522638][ T136] page_table_check: ===> fmap check_zero 0 [ 362.528771][ T26] page_table_check: ===> fmap check_zero 0 [ 362.540632][ T48] page_table_check: ===> anon check_zero 0 [ 362.540658][ T48] page_table_check: ===> fmap check_zero 0 [ 362.546730][ T507] page_table_check: ===> anon check_zero 0 [ 362.558342][ T506] page_table_check: ===> fmap check_zero 0 [ 362.564168][ T26] page_table_check: ===> anon check_zero 0 [ 362.570010][ T136] page_table_check: ===> anon check_zero 0 [ 362.581609][ T26] page_table_check: ===> fmap check_zero 0 [ 362.581624][ T26] page_table_check: ===> anon check_zero 0 [ 362.581633][ T26] page_table_check: ===> fmap check_zero 0 [ 362.581641][ T26] page_table_check: ===> anon check_zero 0 [ 362.587428][ T48] page_table_check: ===> anon check_zero 0 [ 362.593394][ T507] page_table_check: ===> fmap check_zero 0 [ 362.599226][ T506] page_table_check: ===> anon check_zero 0 [ 362.604935][ T507] page_table_check: ===> anon check_zero 0 [ 362.610759][ T136] page_table_check: ===> fmap check_zero 0 [ 362.610770][ T136] page_table_check: ===> anon check_zero 0 [ 362.610778][ T136] page_table_check: ===> fmap check_zero 0 [ 362.611101][ T48] page_table_check: ===> fmap check_zero 0 [ 362.622499][ T26] page_table_check: ===> fmap check_zero 0 [ 362.622518][ T26] page_table_check: ===> anon check_zero 0 [ 362.622527][ T26] page_table_check: ===> fmap check_zero 0 [ 362.622536][ T26] page_table_check: ===> anon check_zero 0 [ 362.622544][ T26] page_table_check: ===> fmap check_zero 0 [ 362.622553][ T26] page_table_check: ===> anon check_zero 0 [ 362.622561][ T26] page_table_check: ===> fmap check_zero 0 [ 362.622974][ T1] page_table_check: ===> anon check_zero 0 [ 362.629089][ T508] page_table_check: ===> anon check_zero 0 [ 362.634902][ T507] page_table_check: ===> fmap check_zero 0 [ 362.641106][ T506] page_table_check: ===> fmap check_zero 0 [ 362.647132][ T1] page_table_check: ===> fmap check_zero 0 [ 362.653063][ T508] page_table_check: ===> fmap check_zero 0 [ 362.653224][ T508] page_table_check: ===> anon check_zero 0 [ 362.659026][ T507] page_table_check: ===> anon check_zero 0 [ 362.665107][ T48] page_table_check: ===> anon check_zero 0 [ 362.670977][ T1] page_table_check: ===> anon check_zero 0 [ 362.676923][ T508] page_table_check: ===> fmap check_zero 0 [ 362.683091][ T507] page_table_check: ===> fmap check_zero 0 [ 362.689007][ T48] page_table_check: ===> fmap check_zero 0 [ 362.694822][ T1] page_table_check: ===> fmap check_zero 0 [ 362.700692][ T508] page_table_check: ===> anon check_zero 0 [ 362.706504][ T1] page_table_check: ===> anon check_zero 0 [ 362.712313][ T48] page_table_check: ===> anon check_zero 0 [ 362.718102][ T507] page_table_check: ===> anon check_zero 0 [ 362.724005][ T508] page_table_check: ===> fmap check_zero 0 [ 362.724084][ T508] page_table_check: ===> anon check_zero 0 [ 362.730443][ T1] page_table_check: ===> fmap check_zero 0 [ 362.742125][ T48] page_table_check: ===> fmap check_zero 0 [ 362.742140][ T48] page_table_check: ===> anon check_zero 0 [ 362.742149][ T48] page_table_check: ===> fmap check_zero 0 [ 362.747966][ T507] page_table_check: ===> fmap check_zero 0 [ 362.754060][ T508] page_table_check: ===> fmap check_zero 0 [ 362.760256][ T507] page_table_check: ===> anon check_zero 0 [ 362.766035][ T508] page_table_check: ===> anon check_zero 0 [ 362.771928][ T1] page_table_check: ===> anon check_zero 0 [ 362.789904][ T48] page_table_check: ===> anon check_zero 0 [ 362.795796][ T507] page_table_check: ===> fmap check_zero 0 [ 362.801593][ T508] page_table_check: ===> fmap check_zero 0 [ 362.807727][ T1] page_table_check: ===> fmap check_zero 0 [ 362.813956][ T48] page_table_check: ===> fmap check_zero 0 [ 362.814626][ T508] page_table_check: ===> anon check_zero 0 [ 362.820477][ T507] page_table_check: ===> anon check_zero 0 [ 362.826233][ T508] page_table_check: ===> fmap check_zero 0 [ 362.832257][ T509] page_table_check: ===> anon check_zero 0 [ 362.838122][ T508] page_table_check: ===> anon check_zero 0 [ 362.844115][ T1] page_table_check: ===> anon check_zero 0 [ 362.849969][ T508] page_table_check: ===> fmap check_zero 0 [ 362.855798][ T509] page_table_check: ===> fmap check_zero 0 [ 362.861974][ T508] page_table_check: ===> anon check_zero 0 [ 362.867839][ T507] page_table_check: ===> fmap check_zero 0 [ 362.873941][ T508] page_table_check: ===> fmap check_zero 0 [ 362.873974][ T508] page_table_check: ===> anon check_zero 0 [ 362.879897][ T1] page_table_check: ===> fmap check_zero 0 [ 362.885647][ T508] page_table_check: ===> fmap check_zero 0 [ 362.891568][ T509] page_table_check: ===> anon check_zero 0 [ 362.897508][ T508] page_table_check: ===> anon check_zero 0 [ 362.903417][ T1] page_table_check: ===> anon check_zero 0 [ 362.909588][ T507] page_table_check: ===> anon check_zero 0 [ 362.915670][ T509] page_table_check: ===> fmap check_zero 0 [ 362.922010][ T508] page_table_check: ===> fmap check_zero 0 [ 362.922268][ T507] page_table_check: ===> fmap check_zero 0 [ 362.928273][ T1] page_table_check: ===> fmap check_zero 0 [ 362.946173][ T507] page_table_check: ===> anon check_zero 0 [ 362.951968][ T509] page_table_check: ===> anon check_zero 0 [ 362.957659][ T507] page_table_check: ===> fmap check_zero 0 [ 362.963596][ T509] page_table_check: ===> fmap check_zero 0 [ 362.969542][ T507] page_table_check: ===> anon check_zero 0 [ 362.975535][ T1] page_table_check: ===> anon check_zero 0 [ 362.981655][ T507] page_table_check: ===> fmap check_zero 0 [ 362.981703][ T507] page_table_check: ===> anon check_zero 0 [ 362.987766][ T509] page_table_check: ===> anon check_zero 0 [ 362.993978][ T507] page_table_check: ===> fmap check_zero 0 [ 363.000193][ T509] page_table_check: ===> fmap check_zero 0 [ 363.006135][ T1] page_table_check: ===> fmap check_zero 0 [ 363.012006][ T509] page_table_check: ===> anon check_zero 0 [ 363.017866][ T507] page_table_check: ===> anon check_zero 0 [ 363.023838][ T509] page_table_check: ===> fmap check_zero 0 [ 363.029621][ T1] page_table_check: ===> anon check_zero 0 [ 363.035479][ T509] page_table_check: ===> anon check_zero 0 [ 363.041486][ T507] page_table_check: ===> fmap check_zero 0 [ 363.041576][ T507] page_table_check: ===> anon check_zero 0 [ 363.047346][ T509] page_table_check: ===> fmap check_zero 0 [ 363.053325][ T1] page_table_check: ===> fmap check_zero 0 [ 363.059270][ T509] page_table_check: ===> anon check_zero 0 [ 363.070877][ T507] page_table_check: ===> fmap check_zero 0 [ 363.071265][ T507] page_table_check: ===> anon check_zero 0 [ 363.076930][ T509] page_table_check: ===> fmap check_zero 0 [ 363.100683][ T507] page_table_check: ===> fmap check_zero 0 [ 363.100729][ T507] page_table_check: ===> anon check_zero 0 [ 363.106822][ T1] page_table_check: ===> anon check_zero 0 [ 363.112756][ T510] page_table_check: ===> anon check_zero 0 [ 363.118393][ T1] page_table_check: ===> fmap check_zero 0 [ 363.124401][ T507] page_table_check: ===> fmap check_zero 0 [ 363.130450][ T509] page_table_check: ===> anon check_zero 0 [ 363.136428][ T510] page_table_check: ===> fmap check_zero 0 [ 363.142284][ T1] page_table_check: ===> anon check_zero 0 [ 363.142295][ T1] page_table_check: ===> fmap check_zero 0 [ 363.148284][ T507] page_table_check: ===> anon check_zero 0 [ 363.154130][ T509] page_table_check: ===> fmap check_zero 0 [ 363.160012][ T510] page_table_check: ===> anon check_zero 0 [ 363.165742][ T1] page_table_check: ===> anon check_zero 0 [ 363.171650][ T507] page_table_check: ===> fmap check_zero 0 [ 363.177554][ T509] page_table_check: ===> anon check_zero 0 [ 363.183343][ T510] page_table_check: ===> fmap check_zero 0 [ 363.183392][ T510] page_table_check: ===> anon check_zero 0 [ 363.189568][ T1] page_table_check: ===> fmap check_zero 0 [ 363.195613][ T507] page_table_check: ===> anon check_zero 0 [ 363.201594][ T509] page_table_check: ===> fmap check_zero 0 [ 363.207478][ T510] page_table_check: ===> fmap check_zero 0 [ 363.213522][ T1] page_table_check: ===> anon check_zero 0 [ 363.231108][ T507] page_table_check: ===> fmap check_zero 0 [ 363.231194][ T507] page_table_check: ===> anon check_zero 0 [ 363.237079][ T509] page_table_check: ===> anon check_zero 0 [ 363.242929][ T510] page_table_check: ===> anon check_zero 0 [ 363.248848][ T509] page_table_check: ===> fmap check_zero 0 [ 363.254710][ T510] page_table_check: ===> fmap check_zero 0 [ 363.272200][ T1] page_table_check: ===> fmap check_zero 0 [ 363.273342][ T1] page_table_check: ===> anon check_zero 0 [ 363.278222][ T507] page_table_check: = syzkaller build log: go env (err=) GO111MODULE="auto" GOARCH="amd64" GOBIN="" GOCACHE="/syzkaller/.cache/go-build" GOENV="/syzkaller/.config/go/env" GOEXE="" GOEXPERIMENT="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="linux" GOINSECURE="" GOMODCACHE="/syzkaller/jobs-2/linux/gopath/pkg/mod" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/syzkaller/jobs-2/linux/gopath" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/usr/local/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64" GOVCS="" GOVERSION="go1.20.1" GCCGO="gccgo" GOAMD64="v1" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod" GOWORK="" CGO_CFLAGS="-O2 -g" CGO_CPPFLAGS="" CGO_CXXFLAGS="-O2 -g" CGO_FFLAGS="-O2 -g" CGO_LDFLAGS="-O2 -g" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build1863032191=/tmp/go-build -gno-record-gcc-switches" git status (err=) HEAD detached at 65faba364 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:32: run command via tools/syz-env for best compatibility, see: Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=65faba36470e75a1339e6f79c8631c9578786b7b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231002-164030'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=65faba36470e75a1339e6f79c8631c9578786b7b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231002-164030'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=65faba36470e75a1339e6f79c8631c9578786b7b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231002-164030'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"65faba36470e75a1339e6f79c8631c9578786b7b\" Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=16dc951f680000 Tested on: commit: 89cdf9d5 Merge tag 'net-6.7-rc1' of git://git.kernel.o.. git tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux.git master kernel config: https://syzkaller.appspot.com/x/.config?x=97c84b399d02b00b dashboard link: https://syzkaller.appspot.com/bug?extid=7a9bbb158a7a1071eb27 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1313b4b7680000