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 E4CB3C4332F for ; Mon, 13 Nov 2023 13:33:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231303AbjKMNdK convert rfc822-to-8bit (ORCPT ); Mon, 13 Nov 2023 08:33:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54758 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231219AbjKMNdI (ORCPT ); Mon, 13 Nov 2023 08:33:08 -0500 Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 30D0D18B for ; Mon, 13 Nov 2023 05:33:04 -0800 (PST) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-1cc3ad55c75so46317195ad.0 for ; Mon, 13 Nov 2023 05:33:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699882383; x=1700487183; 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=gB/kuL7vFT98LZmFF91gvWSL+IxDP4W37pGpBzzEqVk=; b=AoxjK2+B41BWtozLmRJq6F/hDzlejSc9GfVNjQDAvloSCVjLhBd7Lm0zOsfBczQL+E 6pfbxDt+KzHa0TD2SNybs0agU3k1Wxc27UuvBviaue8YNXkMwcfIKe0vKU7RPDp0ft1Q v9ODiwGC13Iuu0+UvxPu9nkllRbezHeDpA/LvHWKmRGTNT6cM4/TkpwHHw6crPBlNDvi X0PdW9Dx9wbLYfEDHHq8PEjtW2j8SFKPgTJZrpqZdFp2V9VCRBTV6FGS3RgfaVhp3r83 36jsPS/zfJKE6kRRGWpAygOtCCJmlnY7mwz6TlgmD5dfSw+OtiN1zSvbQduVqTy4Pd90 tgbQ== X-Gm-Message-State: AOJu0YwNJnuncXN3S0cpAmmPcjfPnIac+1hHhzm17fve5ZycT2UjEVeS zjpjKLEx7vvQ48z0i80utqsF1hF6EHNFFOxN88FdKUmdtnaC X-Google-Smtp-Source: AGHT+IHoH4RkKf5R6bXhUl2xzABwW/H+21wb4up6JATs/YraPvWwco/JudetL/R8CkjbxaXfq/gdHA2MM5i9E9gIl0Wxw/1mTMcz MIME-Version: 1.0 X-Received: by 2002:a17:903:25cf:b0:1cc:323c:fe4a with SMTP id jc15-20020a17090325cf00b001cc323cfe4amr2024518plb.12.1699882383722; Mon, 13 Nov 2023 05:33:03 -0800 (PST) Date: Mon, 13 Nov 2023 05:33:03 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a4540f060a08b52a@google.com> Subject: Re: [syzbot] [net?] [nfc?] KASAN: slab-use-after-free Read in nfc_alloc_send_skb From: syzbot To: code@siddh.me, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.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: failed to create VM pool: failed to write image file: googleapi: Error 500: We encountered an internal error. Please try again., internalError 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-build1681865836=/tmp/go-build -gno-record-gcc-switches" git status (err=) HEAD detached at 500bfdc41 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=500bfdc41735bc8d617cbfd4f1ab6b5980c8f1e5 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231103-130513'" "-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=500bfdc41735bc8d617cbfd4f1ab6b5980c8f1e5 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231103-130513'" "-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=500bfdc41735bc8d617cbfd4f1ab6b5980c8f1e5 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231103-130513'" "-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=\"500bfdc41735bc8d617cbfd4f1ab6b5980c8f1e5\" Tested on: commit: b85ea95d Linux 6.7-rc1 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master kernel config: https://syzkaller.appspot.com/x/.config?x=b5bf1661f609e7f0 dashboard link: https://syzkaller.appspot.com/bug?extid=bbe84a4010eeea00982d compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=10070d70e80000