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SMTP id e9e14a558f8ab-3d28091909fmr139438285ab.20.1739896981901; Tue, 18 Feb 2025 08:43:01 -0800 (PST) Date: Tue, 18 Feb 2025 08:43:01 -0800 In-Reply-To: <20250218162931.958387-1-n.zhandarovich@fintech.ru> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67b4b895.050a0220.6ca4a.0001.GAE@google.com> Subject: Re: [syzbot] [usb?] WARNING in usbnet_start_xmit/usb_submit_urb (2) From: syzbot To: linux-kernel@vger.kernel.org, n.zhandarovich@fintech.ru, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello, syzbot tried to test the proposed patch but the build/boot failed: 0000000000000000 ZMM26=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 0000000000000000 0000000000000000 0000000000000000 0000000000000000 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registers vcpu 3 CPU#3 RAX=3D00000000000354f1 RBX=3D0000000000000003 RCX=3Dffffffff8b4e4469 RDX=3D= 0000000000000000 RSI=3Dffffffff8b6ceca0 RDI=3Dffffffff8bd26900 RBP=3Dffffed1003a5f488 RSP=3D= ffffc900001a7e08 R8 =3D0000000000000001 R9 =3Dffffed100d526f85 R10=3Dffff88806a937c2b R11=3D= 0000000000000000 R12=3D0000000000000003 R13=3Dffff88801d2fa440 R14=3Dffffffff90614b10 R15=3D= 0000000000000000 RIP=3Dffffffff8b4e584f RFL=3D00000202 [-------] CPL=3D0 II=3D0 A20=3D1 SMM= =3D0 HLT=3D1 ES =3D0000 0000000000000000 ffffffff 00c00000 CS =3D0010 0000000000000000 ffffffff 00a09b00 DPL=3D0 CS64 [-RA] SS =3D0018 0000000000000000 ffffffff 00c09300 DPL=3D0 DS [-WA] DS =3D0000 0000000000000000 ffffffff 00c00000 FS =3D0000 0000000000000000 ffffffff 00c00000 GS =3D0000 ffff88806a900000 ffffffff 00c00000 LDT=3D0000 0000000000000000 ffffffff 00c00000 TR =3D0040 fffffe00000d8000 00004087 00008b00 DPL=3D0 TSS64-busy GDT=3D fffffe00000d6000 0000007f IDT=3D fffffe0000000000 00000fff CR0=3D80050033 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0000000000000000 0000000000000000 5be0cd191f83d9ab 9b05688c510e527f ZMM16=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 656e696c5f706c63 73002a5d392d305b 79747400786d7470 0079747400646461 ZMM18=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 54003d534b4e494c 564544003d4d4554 535953425553003d 4854415056454400 ZMM19=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 540018534b4e494c 56454400184d4554 5359534255530018 4854415056454400 ZMM20=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 0000000000356c6c 696b66722f306963 682f68746f6f7465 756c622f6c617574 ZMM21=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 00005612a682e3d0 00005612a6800860 0000000000000031 0000000000007374 ZMM22=3D0000000000000000 0000000000000000 0000000000000000 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0000000000000000 0000000000000000= 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=3D0000000000000000 0000000000000000 0000000000000000 0000000000000000= 2020202020202020 2020202020202020 2020202020202020 2020202020202020 syzkaller build log: go env (err=3D) GO111MODULE=3D'auto' GOARCH=3D'amd64' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFLAGS=3D'' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMODCACHE=3D'/syzkaller/jobs/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs/linux/gopath' GOPRIVATE=3D'' GOPROXY=3D'https://proxy.golang.org,direct' GOROOT=3D'/usr/local/go' GOSUMDB=3D'sum.golang.org' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.22.7' GCCGO=3D'gccgo' GOAMD64=3D'v1' AR=3D'ar' CC=3D'gcc' CXX=3D'g++' CGO_ENABLED=3D'1' GOMOD=3D'/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mo= d' GOWORK=3D'' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' PKG_CONFIG=3D'pkg-config' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build823339970=3D/tmp/go-build -gno-record-gcc= -switches' git status (err=3D) HEAD detached at 68da6d951a 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:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sy= s/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env bin/syz-sysgen go fmt ./sys/... >/dev/null touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3D68da6d951a345757b69b764ceb8dda1e9d65b038 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20241122-101921'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execpr= og github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wfr= ame-larger-than=3D16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-forma= t-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -= static-pie -std=3Dc++17 -I. -Iexecutor/_include -fpermissive -w -DGOOS_linu= x=3D1 -DGOARCH_amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"68da6d951a345757b69b764ceb8dda1e9d= 65b038\" /usr/bin/ld: /tmp/ccwqmbyQ.o: in function `test_cover_filter()': executor.cc:(.text+0x142db): warning: the use of `tempnam' is dangerous, be= tter use `mkstemp' /usr/bin/ld: /tmp/ccwqmbyQ.o: in function `Connection::Connect(char const*,= char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEP= KcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applicat= ions requires at runtime the shared libraries from the glibc version used f= or linking Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D112877df980000 Tested on: commit: 2408a807 Merge tag 'vfs-6.14-rc4.fixes' of git://git.k.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/li= nux.git master kernel config: https://syzkaller.appspot.com/x/.config?x=3D702f2e48d262560= e dashboard link: https://syzkaller.appspot.com/bug?extid=3Dd693c07c6f647e038= 8d3 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Deb= ian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D168a03a45800= 00