From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f72.google.com (mail-oo1-f72.google.com [209.85.161.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2A88C25393B for ; Thu, 30 Apr 2026 12:51:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777553468; cv=none; b=eK+8VuMK3ZWxOyvZZKPOHVT+TCxN7tpl5e/gxkT1JU6LFjoJoxzaNa/rJKBR6/1GCG3rKDFckq/2wzys/FIZ+dskvBlb0jFxxCGBRK1u6aduyrnvxoZul5znyD1IqBM1iMdy25hDFs8XBUj/kZuvc6HpCRitD3IeIKxa2DIf7k0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777553468; c=relaxed/simple; bh=Fuf04UiZ4LUciaazvNCj1NweDfR6/d+0RJ6R7HffTk0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=giOXFdEBOeNFdDdXO/QqrsBjadSNQv+n/qcJ7lgQij+nnY5YmJRyE6bUWlqYk7f3BFhY5SWV/FZw1de3NaAZY2nmJBB8flFLFWBJnhd0Rl9Uq9Gika0bgadovIDM4kpN8FItz6S0zIeHRhcL2FKm4FZ8P9/LOgocKSOux9rawL4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.161.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oo1-f72.google.com with SMTP id 006d021491bc7-6949f514496so654296eaf.1 for ; Thu, 30 Apr 2026 05:51:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1777553463; x=1778158263; 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=4OoOTJczVti2c1pid9spbZsbRhTiGxgOmo1cIeMi7zY=; b=N322F//fOdM8D3tq1HrvMq2d6MxE4GsRn8BWhU/VWtPaQFWGkbxkUIgWVGsNgWxHGb rQqPSsMrApm2CFBl0BE+RNKqarCBTj2DKul5QxJJ2/mZkKCtqB77p3+R5AXoVruzAAgi 5WwapRyGJEifYp4ZncxsxX2hhe/wVZfMwD/6oLFnDP13/84ST50KyXypai4vE5eRMdmm f2BSaytzDvqq210H56UgCux/7epM9uzlJ0OqLl6tyyrZ5d73tgkChkdYEOqkk1X8LeHP 1YI+QA+yoJoMAyAvzzeqMxrOAlzP4Ms3sFUPy1wBkDaZYSiU9jQsyGsgD6tqmkjB+hEK xyuQ== X-Gm-Message-State: AOJu0YykC4mr5GbVhEnjvTa9hXY2zbw8MYBI28M8TlJRyJ3pCuXv7seU PCRqvc6jONFMaXfiY/micDRZ1D4Wdxr1JTXFYhs1oBK67BxZRvMuq8/vbeGV4JKk5oPSaF43Rmk mCtc8yuddtlhaqH1ykJeWbF6hkChLKh4pDMB/71tWYIj9GBionoZVHNBTY3E= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:2e93:b0:696:8325:f7f5 with SMTP id 006d021491bc7-6968325f8demr76561eaf.4.1777553463069; Thu, 30 Apr 2026 05:51:03 -0700 (PDT) Date: Thu, 30 Apr 2026 05:51:03 -0700 In-Reply-To: <177754835224.2147696.8354228851433174481@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69f35037.170a0220.16b9f5.000c.GAE@google.com> Subject: Re: [syzbot] [gfs2?] KASAN: slab-use-after-free Write in gfs2_qd_dealloc (3) From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tristmd@gmail.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: SYZFAIL: failed to recv rpc SYZFAIL: failed to recv rpc fd=3D3 want=3D4 recv=3D0 n=3D0 (errno 9: Bad file descriptor) Warning: Permanently added '10.128.1.172' (ED25519) to the list of known ho= sts. 2026/04/30 12:49:26 parsed 1 programs [ 78.581168][ T5617] cgroup: Unknown subsys name 'net' [ 78.678493][ T5617] cgroup: Unknown subsys name 'cpuset' [ 78.687690][ T5617] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size =3D 127995904 bytes [ 80.032556][ T5617] Adding 124996k swap on ./swap-file. Priority:0 exte= nts:1 across:124996k=20 [ 82.943242][ T5630] soft_limit_in_bytes is deprecated and will be remove= d. Please report your usecase to linux-mm@kvack.org if you depend on this f= unctionality. [ 83.062281][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > = 1 [ 83.076191][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > = 9 [ 83.085325][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > = 9 [ 83.094576][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > = 4 [ 83.104084][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > = 2 [ 84.199482][ T5654] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 84.207733][ T5654] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 84.216747][ T5654] bridge_slave_0: entered allmulticast mode [ 84.223809][ T5654] bridge_slave_0: entered promiscuous mode [ 84.233002][ T5654] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 84.240220][ T5654] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 84.247416][ T5654] bridge_slave_1: entered allmulticast mode [ 84.254439][ T5654] bridge_slave_1: entered promiscuous mode [ 84.282622][ T5654] bond0: (slave bond_slave_0): Enslaving as an active = interface with an up link [ 84.294237][ T5654] bond0: (slave bond_slave_1): Enslaving as an active = interface with an up link [ 84.323883][ T5654] team0: Port device team_slave_0 added [ 84.332696][ T5654] team0: Port device team_slave_1 added [ 84.359292][ T5654] batman_adv: batadv0: Adding interface: batadv_slave_= 0 [ 84.366295][ T5654] batman_adv: batadv0: The MTU of interface batadv_sla= ve_0 is too small (1500) to handle the transport of batman-adv packets. Pac= kets going over this interface will be fragmented on layer2 which could imp= act the performance. Setting the MTU to 1532 would solve the problem. [ 84.392330][ T5654] batman_adv: batadv0: Not using interface batadv_slav= e_0 (retrying later): interface not active [ 84.404754][ T5654] batman_adv: batadv0: Adding interface: batadv_slave_= 1 [ 84.411770][ T5654] batman_adv: batadv0: The MTU of interface batadv_sla= ve_1 is too small (1500) to handle the transport of batman-adv packets. Pac= kets going over this interface will be fragmented on layer2 which could imp= act the performance. Setting the MTU to 1532 would solve the problem. [ 84.438023][ T5654] batman_adv: batadv0: Not using interface batadv_slav= e_1 (retrying later): interface not active [ 84.478401][ T5654] hsr_slave_0: entered promiscuous mode [ 84.484735][ T5654] hsr_slave_1: entered promiscuous mode [ 84.608498][ T5654] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.620785][ T5654] 8021q: adding VLAN 0 to HW filter on device netdevsi= m0 [ 84.628610][ T5654] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.639884][ T5654] 8021q: adding VLAN 0 to HW filter on device netdevsi= m1 [ 84.647927][ T5654] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.659025][ T5654] 8021q: adding VLAN 0 to HW filter on device netdevsi= m2 [ 84.666877][ T5654] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.678430][ T5654] 8021q: adding VLAN 0 to HW filter on device netdevsi= m3 [ 84.708761][ T5654] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 84.716402][ T5654] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 84.724347][ T5654] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 84.731895][ T5654] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 84.784036][ T5654] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.804490][ T58] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 84.813934][ T58] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 84.831679][ T5654] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.844859][ T519] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 84.852286][ T519] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 84.866396][ T79] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 84.873572][ T79] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 85.154771][ T5654] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.198499][ T5654] veth0_vlan: entered promiscuous mode [ 85.210385][ T5654] veth1_vlan: entered promiscuous mode [ 85.244602][ T5654] veth0_macvtap: entered promiscuous mode [ 85.254209][ T5654] veth1_macvtap: entered promiscuous mode [ 85.273388][ T5654] batman_adv: batadv0: Interface activated: batadv_sla= ve_0 [ 85.287887][ T5654] batman_adv: batadv0: Interface activated: batadv_sla= ve_1 [ 85.303085][ T519] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 85.313495][ T519] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 85.324141][ T519] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 85.334774][ T519] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 85.490249][ T79] netdevsim netdevsim0 netdevsim3 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 85.573851][ T79] netdevsim netdevsim0 netdevsim2 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 85.676103][ T79] netdevsim netdevsim0 netdevsim1 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 85.771539][ T79] netdevsim netdevsim0 netdevsim0 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 86.835963][ T10] cfg80211: failed to load regulatory.db [ 87.316370][ T3344] wlan0: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 87.324743][ T3344] wlan0: Creating new IBSS network, BSSID 50:50:50:50:= 50:50 [ 87.350286][ T58] wlan1: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 87.359386][ T58] wlan1: Creating new IBSS network, BSSID 50:50:50:50:= 50:50 [ 87.851968][ T79] bridge_slave_1: left allmulticast mode [ 87.865300][ T79] bridge_slave_1: left promiscuous mode [ 87.886744][ T79] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 87.900702][ T79] bridge_slave_0: left allmulticast mode [ 87.908697][ T79] bridge_slave_0: left promiscuous mode [ 87.915377][ T79] bridge0: port 1(bridge_slave_0) entered disabled sta= te 2026/04/30 12:49:38 executed programs: 0 [ 88.103597][ T4938] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > = 1 [ 88.114089][ T4938] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > = 9 [ 88.122041][ T4938] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > = 9 [ 88.130307][ T4938] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > = 4 [ 88.139480][ T4938] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > = 2 [ 88.153169][ T79] bond0 (unregistering): (slave bond_slave_0): Releasi= ng backup interface [ 88.167922][ T79] bond0 (unregistering): (slave bond_slave_1): Releasi= ng backup interface [ 88.178737][ T79] bond0 (unregistering): Released all slaves [ 88.321105][ T79] hsr_slave_0: left promiscuous mode [ 88.338092][ T79] hsr_slave_1: left promiscuous mode [ 88.355972][ T79] batman_adv: batadv0: Interface deactivated: batadv_s= lave_0 [ 88.375542][ T79] batman_adv: batadv0: Removing interface: batadv_slav= e_0 [ 88.393217][ T79] batman_adv: batadv0: Interface deactivated: batadv_s= lave_1 [ 88.401729][ T79] batman_adv: batadv0: Removing interface: batadv_slav= e_1 [ 88.424969][ T79] veth1_macvtap: left promiscuous mode [ 88.431510][ T79] veth0_macvtap: left promiscuous mode [ 88.437686][ T79] veth1_vlan: left promiscuous mode [ 88.443055][ T79] veth0_vlan: left promiscuous mode [ 88.712941][ T79] team0 (unregistering): Port device team_slave_1 remo= ved [ 88.734406][ T79] team0 (unregistering): Port device team_slave_0 remo= ved [ 88.823217][ T5283] 8021q: adding VLAN 0 to HW filter on device eth1 [ 89.417167][ T5283] 8021q: adding VLAN 0 to HW filter on device eth2 [ 89.784159][ T5744] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 89.792012][ T5744] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 89.799424][ T5744] bridge_slave_0: entered allmulticast mode [ 89.807280][ T5744] bridge_slave_0: entered promiscuous mode [ 89.819396][ T5744] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 89.827997][ T5744] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 89.835690][ T5744] bridge_slave_1: entered allmulticast mode [ 89.848008][ T5744] bridge_slave_1: entered promiscuous mode [ 89.940194][ T5744] bond0: (slave bond_slave_0): Enslaving as an active = interface with an up link [ 90.048674][ T5744] bond0: (slave bond_slave_1): Enslaving as an active = interface with an up link [ 90.099125][ T5744] team0: Port device team_slave_0 added [ 90.108074][ T5744] team0: Port device team_slave_1 added [ 90.186048][ T50] Bluetooth: hci0: command tx timeout [ 90.213279][ T5744] batman_adv: batadv0: Adding interface: batadv_slave_= 0 [ 90.220519][ T5744] batman_adv: batadv0: The MTU of interface batadv_sla= ve_0 is too small (1500) to handle the transport of batman-adv packets. Pac= kets going over this interface will be fragmented on layer2 which could imp= act the performance. Setting the MTU to 1532 would solve the problem. [ 90.247468][ T5744] batman_adv: batadv0: Not using interface batadv_slav= e_0 (retrying later): interface not active [ 90.265774][ T5744] batman_adv: batadv0: Adding interface: batadv_slave_= 1 [ 90.276621][ T5744] batman_adv: batadv0: The MTU of interface batadv_sla= ve_1 is too small (1500) to handle the transport of batman-adv packets. Pac= kets going over this interface will be fragmented on layer2 which could imp= act the performance. Setting the MTU to 1532 would solve the problem. [ 90.303922][ T5744] batman_adv: batadv0: Not using interface batadv_slav= e_1 (retrying later): interface not active [ 90.469408][ T5744] hsr_slave_0: entered promiscuous mode [ 90.481812][ T5744] hsr_slave_1: entered promiscuous mode [ 90.681880][ T5283] 8021q: adding VLAN 0 to HW filter on device eth3 [ 91.138311][ T5744] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.152779][ T5744] 8021q: adding VLAN 0 to HW filter on device netdevsi= m0 [ 91.162541][ T5744] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.182054][ T5744] 8021q: adding VLAN 0 to HW filter on device netdevsi= m1 [ 91.193977][ T5744] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.208510][ T5744] 8021q: adding VLAN 0 to HW filter on device netdevsi= m2 [ 91.218476][ T5744] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.231736][ T5744] 8021q: adding VLAN 0 to HW filter on device netdevsi= m3 [ 91.336798][ T5744] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.369870][ T5744] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.386212][ T519] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 91.393493][ T519] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 91.411832][ T519] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 91.419160][ T519] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 91.908716][ T5744] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.978101][ T5744] veth0_vlan: entered promiscuous mode [ 91.994318][ T5744] veth1_vlan: entered promiscuous mode [ 92.035783][ T5744] veth0_macvtap: entered promiscuous mode [ 92.047946][ T5744] veth1_macvtap: entered promiscuous mode [ 92.079050][ T5744] batman_adv: batadv0: Interface activated: batadv_sla= ve_0 [ 92.097856][ T5744] batman_adv: batadv0: Interface activated: batadv_sla= ve_1 [ 92.121401][ T58] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 92.141194][ T58] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 92.162525][ T58] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 92.198589][ T519] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 92.251556][ T519] wlan0: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 92.260991][ T50] Bluetooth: hci0: command tx timeout [ 92.267206][ T519] wlan0: Creating new IBSS network, BSSID 50:50:50:50:= 50:50 [ 92.301651][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 92.309879][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:= 50:50 SYZFAIL: failed to recv rpc fd=3D3 want=3D4 recv=3D0 n=3D0 (errno 9: Bad file descriptor) syzkaller build log: go env (err=3D) AR=3D'ar' CC=3D'gcc' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_ENABLED=3D'1' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' CXX=3D'g++' GCCGO=3D'gccgo' GO111MODULE=3D'auto' GOAMD64=3D'v1' GOARCH=3D'amd64' GOAUTH=3D'netrc' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOCACHEPROG=3D'' GODEBUG=3D'' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFIPS140=3D'off' GOFLAGS=3D'' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build2958903999=3D/tmp/go-build -gno-record-gc= c-switches' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMOD=3D'/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mo= d' 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' GOTELEMETRY=3D'local' GOTELEMETRYDIR=3D'/syzkaller/.config/go/telemetry' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.26.0' GOWORK=3D'' PKG_CONFIG=3D'pkg-config' git status (err=3D) HEAD detached at d6526ea3e6a 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}}' -ldflags=3D"-s -w -X github.com/google/syzkaller/pr= og.GitRevision=3Dd6526ea3e6ad9081c902859bbb80f9f840377cb4 -X github.com/goo= gle/syzkaller/prog.gitRevisionDate=3D20251126-113115" ./sys/syz-sysgen | g= rep -q false || go install -ldflags=3D"-s -w -X github.com/google/syzkaller= /prog.GitRevision=3Dd6526ea3e6ad9081c902859bbb80f9f840377cb4 -X github.com/= google/syzkaller/prog.gitRevisionDate=3D20251126-113115" ./sys/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 touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build -ldflags=3D"-s -w -X github.com/google= /syzkaller/prog.GitRevision=3Dd6526ea3e6ad9081c902859bbb80f9f840377cb4 -X g= ithub.com/google/syzkaller/prog.gitRevisionDate=3D20251126-113115" -o ./bi= n/linux_amd64/syz-execprog 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 -DGOOS_linux=3D1 -DGOARCH= _amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"d6526ea3e6ad9081c902859bbb80f9f840= 377cb4\" /usr/bin/ld: /tmp/cceLaIYh.o: in function `Connection::Connect(char const*,= char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEP= KcS1_]+0x386): warning: Using 'gethostbyname' in statically linked applicat= ions requires at runtime the shared libraries from the glibc version used f= or linking ./tools/check-syzos.sh 2>/dev/null Tested on: commit: e75a43c7 Merge tag 'trace-v7.1-rc1' of git://git.kerne.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3D39862773faeb52a= 2 dashboard link: https://syzkaller.appspot.com/bug?extid=3D42a37bf8045847d8f= 9d2 compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-= 1~exp1~20251221153213.50), Debian LLD 21.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D153653485800= 00