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Message-ID: <000000000000021e770609cff713@google.com>
Date: Fri, 10 Nov 2023 09:51:07 -0800
From: syzbot <syzbot+7a9bbb158a7a1071eb27@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com,
yuran.pereira@...mail.com
Subject: Re: [syzbot] [usb] kernel BUG in __page_table_check_zero
Hello,
syzbot tried to test the proposed patch but the build/boot failed:
1] ==> offset = 64
[ 364.855950][ T1] ==> offset = 64
[ 364.855957][ T1] ==> offset = 64
[ 364.855964][ T1] ==> offset = 64
[ 364.855971][ T1] ==> offset = 64
[ 364.855977][ T1] ==> offset = 64
[ 364.862400][ T443] ==> offset = 8
[ 364.866293][ T442] ==> offset = 8
[ 364.869843][ T444] ==> offset = 8
[ 364.873354][ T442] ==> offset = 64
[ 364.877097][ T444] ==> offset = 64
[ 364.880751][ T1] ==> offset = 64
[ 364.884405][ T444] ==> offset = 64
[ 364.888042][ T442] ==> offset = 8
[ 364.891590][ T441] ==> offset = 64
[ 364.895736][ T445] ==> offset = 8
[ 364.898760][ T443] ==> offset = 64
[ 364.902366][ T445] ==> offset = 8
[ 364.902376][ T445] ==> offset = 8
[ 364.906287][ T441] ==> offset = 64
[ 364.906297][ T441] ==> offset = 64
[ 364.906304][ T441] ==> offset = 64
[ 364.910245][ T1] ==> offset = 8
[ 364.913561][ T443] ==> offset = 8
[ 364.917511][ T442] ==> offset = 64
[ 364.920919][ T444] ==> offset = 64
[ 364.924655][ T1] ==> offset = 8
[ 364.924665][ T1] ==> offset = 8
[ 364.928277][ T441] ==> offset = 8
[ 364.931711][ T1] ==> offset = 8
[ 364.935452][ T444] ==> offset = 64
[ 364.938998][ T442] ==> offset = 8
[ 364.942545][ T444] ==> offset = 8
[ 364.946148][ T445] ==> offset = 8
[ 364.949696][ T443] ==> offset = 64
[ 364.953202][ T445] ==> offset = 8
[ 364.956788][ T441] ==> offset = 64
[ 364.960386][ T442] ==> offset = 64
[ 364.964126][ T441] ==> offset = 8
[ 364.967639][ T1] ==> offset = 64
[ 364.971307][ T443] ==> offset = 8
[ 364.975463][ T442] ==> offset = 8
[ 364.979123][ T444] ==> offset = 64
[ 364.982627][ T442] ==> offset = 64
[ 364.986278][ T443] ==> offset = 64
[ 364.986545][ T441] ==> offset = 64
[ 364.990842][ T445] ==> offset = 8
[ 364.994503][ T441] ==> offset = 8
[ 365.005347][ T1] ==> offset = 64
[ 365.005360][ T1] ==> offset = 64
[ 365.005367][ T1] ==> offset = 64
[ 365.005382][ T1] ==> offset = 8
[ 365.009060][ T444] ==> offset = 8
[ 365.012506][ T1] ==> offset = 8
[ 365.026928][ T444] ==> offset = 64
[ 365.027042][ T444] ==> offset = 8
[ 365.030865][ T445] ==> offset = 8
[ 365.034275][ T444] ==> offset = 64
[ 365.037923][ T445] ==> offset = 8
[ 365.037940][ T445] ==> offset = 64
[ 365.037948][ T445] ==> offset = 64
[ 365.037954][ T445] ==> offset = 64
[ 365.037962][ T445] ==> offset = 64
[ 365.041993][ T441] ==> offset = 64
[ 365.045554][ T445] ==> offset = 64
[ 365.045564][ T445] ==> offset = 64
[ 365.045571][ T445] ==> offset = 64
[ 365.045577][ T445] ==> offset = 64
[ 365.045628][ T445] ==> offset = 8
[ 365.045638][ T445] ==> offset = 64
[ 365.045770][ T445] ==> offset = 8
[ 365.049238][ T444] ==> offset = 8
[ 365.052720][ T445] ==> offset = 64
[ 365.056390][ T441] ==> offset = 8
[ 365.060081][ T1] ==> offset = 8
[ 365.063947][ T441] ==> offset = 64
[ 365.067505][ T1] ==> offset = 8
[ 365.071035][ T444] ==> offset = 64
[ 365.074652][ T445] ==> offset = 8
[ 365.078847][ T444] ==> offset = 8
[ 365.082347][ T445] ==> offset = 64
[ 365.086029][ T444] ==> offset = 64
[ 365.089660][ T1] ==> offset = 64
[ 365.093238][ T441] ==> offset = 8
[ 365.096885][ T1] ==> offset = 64
[ 365.096894][ T1] ==> offset = 64
[ 365.096901][ T1] ==> offset = 64
[ 365.096933][ T1] ==> offset = 8
[ 365.100643][ T444] ==> offset = 8
[ 365.104396][ T1] ==> offset = 8
[ 365.108248][ T444] ==> offset = 64
[ 365.112036][ T445] ==> offset = 8
[ 365.115833][ T441] ==> offset = 64
[ 365.119707][ T445] ==> offset = 64
[ 365.123678][ T441] ==> offset = 64
[ 365.127421][ T1] ==> offset = 8
[ 365.131540][ T444] ==> offset = 64
[ 365.135183][ T445] ==> offset = 8
[ 365.139404][ T444] ==> offset = 64
[ 365.142708][ T445] ==> offset = 64
[ 365.157560][ T441] ==> offset = 64
[ 365.160832][ T1] ==> offset = 8
[ 365.164691][ T444] ==> offset = 8
[ 365.168668][ T1] ==> offset = 64
[ 365.172274][ T441] ==> offset = 8
[ 365.175990][ T1] ==> offset = 64
[ 365.179305][ T444] ==> offset = 64
[ 365.182901][ T1] ==> offset = 64
[ 365.182910][ T1] ==> offset = 64
[ 365.186647][ T441] ==> offset = 64
[ 365.197345][ T445] ==> offset = 8
[ 365.200845][ T444] ==> offset = 8
[ 365.208525][ T1] ==> offset = 8
[ 365.211897][ T444] ==> offset = 64
[ 365.215521][ T445] ==> offset = 64
[ 365.215551][ T445] ==> offset = 64
[ 365.215807][ T445] ==> offset = 64
[ 365.219251][ T441] ==> offset = 8
[ 365.222791][ T445] ==> offset = 8
[ 365.226407][ T444] ==> offset = 8
[ 365.229992][ T1] ==> offset = 64
[ 365.233498][ T444] ==> offset = 64
[ 365.237680][ T1] ==> offset = 8
[ 365.240648][ T441] ==> offset = 64
[ 365.244204][ T1] ==> offset = 64
[ 365.247892][ T441] ==> offset = 8
[ 365.247904][ T441] ==> offset = 64
[ 365.247924][ T441] ==> offset = 8
[ 365.251497][ T133] ==> offset = 8
[ 365.255163][ T444] ==> offset = 8
[ 365.258739][ T445] ==> offset = 64
[ 365.262345][ T444] ==> offset = 64
[ 365.266179][ T133] ==> offset = 8
[ 365.270266][ T441] ==> offset = 64
[ 365.273772][ T133] ==> offset = 8
[ 365.278030][ T441] ==> offset = 8
[ 365.281126][ T26] ==> offset = 8
[ 365.284894][ T444] ==> offset = 8
[ 365.288522][ T445] ==> offset = 8
[ 365.292114][ T444] ==> offset = 64
[ 365.295884][ T445] ==> offset = 64
[ 365.299538][ T441] ==> offset = 64
[ 365.302976][ T445] ==> offset = 8
[ 365.307149][ T133] ==> offset = 8
[ 365.310254][ T26] ==> offset = 8
[ 365.313854][ T133] ==> offset = 8
[ 365.313865][ T133] ==> offset = 8
[ 365.324683][ T26] ==> offset = 8
[ 365.324694][ T26] ==> offset = 8
[ 365.324702][ T26] ==> offset = 8
[ 365.328337][ T133] ==> offset = 8
[ 365.331822][ T26] ==> offset = 8
[ 365.331831][ T26] ==> offset = 8
[ 365.339110][ T133] ==> offset = 8
[ 365.342747][ T445] ==> offset = 64
[ 365.346430][ T133] ==> offset = 64
[ 365.350102][ T445] ==> offset = 8
[ 365.353679][ T133] ==> offset = 64
[ 365.353689][ T133] ==> offset = 64
[ 365.357412][ T445] ==> offset = 64
[ 365.361923][ T133] ==> offset = 64
[ 365.365972][ T26] ==> offset = 8
[ 365.365996][ T26] ==> offset = 64
[ 365.366004][ T26] ==> offset = 64
[ 365.366011][ T26] ==> offset = 64
[ 365.369754][ T133] ==> offset = 64
[ 365.373328][ T26] ==> offset = 64
[ 365.377434][ T77] ==> offset = 8
[ 365.381028][ T445] ==> offset = 8
[ 365.384481][ T77] ==> offset = 64
[ 365.388047][ T26] ==> offset = 64
[ 365.388056][ T26] ==> offset = 64
[ 365.388064][ T26] ==> offset = 64
[ 365.391708][ T133] ==> offset = 64
[ 365.395415][ T445] ==> offset = 64
[ 365.395715][ T26] ==> offset = 64
[ 365.399848][ T77] ==> offset = 8
[ 365.404022][ T133] ==> offset = 64
[ 365.407380][ T1] ==> offset = 8
[ 365.410802][ T133] ==> offset = 64
[ 365.414326][ T1] ==> offset = 8
[ 365.418337][ T446] ==> offset = 8
[ 365.425337][ T77] ==> offset = 64
[ 365.428838][ T446] ==> offset = 64
[ 365.428993][ T446] ==> offset = 8
[ 365.436172][ T77] ==> offset = 8
[ 365.436186][ T77] ==> offset = 64
[ 365.439836][ T446] ==> offset = 64
[ 365.443512][ T77] ==> offset = 8
[ 365.447118][ T446] ==> offset = 8
[ 365.450962][ T1] ==> offset = 8
[ 365.454572][ T446] ==> offset = 64
[ 365.461888][ T1] ==> offset = 8
[ 365.465626][ T446] ==> offset = 8
[ 365.469339][ T77] ==> offset = 64
[ 365.472815][ T446] ==> offset = 64
[ 365.476473][ T1] ==> offset = 8
[ 365.480060][ T446] ==> offset = 8
[ 365.483519][ T1] ==> offset = 8
[ 365.487079][ T446] ==> offset = 64
[ 365.487109][ T446] ==> offset = 64
[ 365.487376][ T446] ==> offset = 64
[ 365.490826][ T77] ==> offset = 8
[ 365.494659][ T1] ==> offset = 8
[ 365.498044][ T77] ==> offset = 64
[ 365.501617][ T1] ==> offset = 8
[ 365.505194][ T77] ==> offset = 8
[ 365.508924][ T446] ==> offset = 8
[ 365.512427][ T77] ==> offset = 64
[ 365.516080][ T446] ==> offset = 64
[ 365.516103][ T446] ==> offset = 8
[ 365.519728][ T77] ==> offset = 8
[ 365.523329][ T446] ==> offset = 64
[ 365.527118][ T77] ==> offset = 64
[ 365.530836][ T1] ==> offset = 64
[ 365.534595][ T77] ==> offset = 8
[ 365.538334][ T446] ==> offset = 8
[ 365.541639][ T77] ==> offset = 64
[ 365.545301][ T1] ==> offset = 64
[ 365.545311][ T1] ==> offset = 64
[ 365.545318][ T1] ==> offset = 64
[ 365.545324][ T1] ==> offset = 64
[ 365.545331][ T1] ==> offset = 64
[ 365.545339][ T1] ==> offset = 64
[ 365.545345][ T1] ==> offset = 64
[ 365.545584][ T1] ==> offset = 8
[ 365.549401][ T447] ==> offset = 8
[ 365.552495][ T1] ==> offset = 64
[ 365.556117][ T447] ==> offset = 64
[ 365.556188][ T447] ==> offset = 8
[ 365.559872][ T446] ==> offset = 64
[ 365.563469][ T447] ==> offset = 64
[ 365.567061][ T446] ==> offset = 8
[ 365.570649][ T447] ==> offset = 8
[ 365.574173][ T446] ==> offset = 64
[ 365.585057][ T447] ==> offset = 64
[ 365.585103][ T447] ==> offset = 8
[ 365.589629][ T1] ==> offset = 8
[ 365.595898][ T447] ==> offset = 64
[ 365.595968][ T447] ==> offset = 8
[ 365.595980][ T447] ==> offset = 64
[ 365.596067][ T447] ==> offset = 8
[ 365.599582][ T1] ==> offset = 8
[ 365.603165][ T447] ==> offset = 64
[ 365.607120][ T1] ==> offset = 8
[ 365.617537][ T448] ==> offset = 8
[ 365.621159][ T446] ==> offset = 8
[ 365.628272][ T447] ==> offset = 64
[ 365.631943][ T1] ==> offset = 8
[ 365.635829][ T448] ==> offset = 8
[ 365.639335][ T446] ==> offset = 64
[ 365.642847][ T448] ==> offset = 8
[ 365.646636][ T1] ==> offset = 8
[ 365.650556][ T447] ==> offset = 64
[ 365.653762][ T1] ==> offset = 8
[ 365.657346][ T448] ==> offset = 8
[ 365.661231][ T1] ==> offset = 8
[ 365.664464][ T448] ==> offset = 8
[ 365.668109][ T1] ==> offset = 8
[ 365.668133][ T1] ==> offset = 64
[ 365.668141][ T1] ==> offset = 64
[ 365.671755][ T447] ==> offset = 8
[ 365.675243][ T1] ==> offset = 64
[ 365.678885][ T447] ==> offset = 64
[ 365.682341][ T1] ==> offset = 64
[ 365.686081][ T447] ==> offset = 8
[ 365.689748][ T448] ==> offset = 8
[ 365.693355][ T447] ==> offset = 64
[ 365.697031][ T448] ==> offset = 8
[ 365.700716][ T447] ==> offset = 8
[ 365.704170][ T448] ==> offset = 8
[ 365.707744][ T447] ==> offset = 64
[ 365.707769][ T447] ==> offset = 8
[ 365.711388][ T1] ==> offset = 64
[ 365.714992][ T447] ==> offset = 64
[ 365.718664][ T1] ==> offset = 64
[ 365.722338][ T447] ==> offset = 8
[ 365.725924][ T448] ==> offset = 64
[ 365.725934][ T448] ==> offset = 64
[ 365.729544][ T447] ==> offset = 64
[ 365.733064][ T448] ==> offset = 64
[ 365.733073][ T448] ==> offset = 64
[ 365.747908][ T1] ==> offset = 64
[ 365.751435][ T448] ==> offset = 64
[ 365.755580][ T1] ==> offset = 64
[ 365.759156][ T448] ==> offset = 64
[ 365.763204][ T1] ==> offset = 8
[ 365.766486][ T448] ==> offset = 64
[ 365.766502][ T448] ==> offset = 64
[ 365.766620][ T448] ==> offset = 8
[ 365.777512][ T1] ==> offset = 64
[ 365.781437][ T26] ==> offset = 8
[ 365.784739][ T448] ==> offset = 64
[ 365.784904][ T448] ==> offset = 8
[ 365.788353][ T26] ==> offset = 8
[ 365.792012][ T448] ==> offset = 64
[ 365.795598][ T26] ==> offset = 64
[ 365.795611][ T26] ==> offset = 64
[ 365.795837][ T1] ==> offset = 8
[ 365.799238][ T448] ==> offset = 8
[ 365.802776][ T1] ==> offset = 8
[ 365.806528][ T448] ==> offset = 64
[ 365.806587][ T448] ==> offset = 8
[ 365.810202][ T1] ==> offset = 8
[ 365.813705][ T448] ==> offset = 64
[ 365.817270][ T1] ==> offset = 8
[ 365.817279][ T1] ==> offset = 8
[ 365.817286][ T1] ==> offset = 8
[ 365.817294][ T1] ==> offset = 8
[ 365.820932][ T448] ==> offset = 8
[ 365.824638][ T1] ==> offset = 8
[ 365.824651][ T1] ==> offset = 64
[ 365.824659][ T1] ==> offset = 64
[ 365.828265][ T448] ==> offset = 64
[ 365.831873][ T1] ==> offset = 64
[ 365.835493][ T448] ==> offset = 64
[ 365.839246][ T1] ==> offset = 64
[ 365.843126][ T448] ==> offset = 64
[ 365.846737][ T1] ==> offset = 64
[ 365.850464][ T448] ==> offset = 8
[ 365.853963][ T1] ==> offset = 64
[ 365.857626][ T448] ==> offset = 64
[ 365.861681][ T1] ==> offset = 64
[ 365.865443][ T448] ==> offset = 8
[ 365.869243][ T1] ==> offset = 64
[ 365.872779][ T448] ==> offset = 64
[ 365.876851][ T1] ==> offset = 8
[ 365.879966][ T448] ==> offset = 8
[ 365.883574][ T1] ==> offset = 64
[ 365.887308][ T448] ==> offset = 64
[ 365.890986][ T12] ==> offset = 8
[ 365.901804][ T448] ==> offset = 8
[ 365.906894][ T1] ==> offset = 8
[ 365.909345][ T161] ==> offset = 8
[ 365.912603][ T1] ==> offset = 64
[ 365.916491][ T449] ==> offset = 8
[ 365.919908][ T12] ==> offset = 64
[ 365.923509][ T449] ==> offset = 64
[ 365.
syzkaller build log:
go env (err=<nil>)
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-build2453860011=/tmp/go-build -gno-record-gcc-switches"
git status (err=<nil>)
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=1623c347680000
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=1423c347680000
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