From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f72.google.com (mail-ot1-f72.google.com [209.85.210.72]) (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 B95863BF2F3 for ; Thu, 8 Jan 2026 09:13:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767863599; cv=none; b=XmS9rwkkrsy0zsKFF5I3ltXdzOB3T9gukfPNCPfyhhOBAZ6c9iGNU/3CWCsjiLcMu2CogDrZOYTchvArBuIJrvAcsciycZM5BLU1mvSHwVAbS+hFJdRR39sLSKSmynkXEgPQpynfxZKa/m/v36jMzk9LFkl+TbUb+EXmDWqkxkk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767863599; c=relaxed/simple; bh=4Y79Sr18L7Dns/ucWHSiWxjfL4BKSmndE00n0trOMkE=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=T1kFASe3RP9SBYQ8iaBqjE6enRvqi4jn2cRW74UXPEN9Y5Y0z5CiyE20Kq9lfCk9wQP+pTrU+o+dCrdzQlJwRbO4bgFP8s3Sl/cCpzhvQZCebXCdHkHnfyG8j7iUUy+O0UYObZ+AJWreSWrfvMr9a37E5qX/s7mJyKNKH12cg3w= 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=209.85.210.72 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-ot1-f72.google.com with SMTP id 46e09a7af769-7c7032a5b40so4450099a34.1 for ; Thu, 08 Jan 2026 01:13:12 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767863586; x=1768468386; 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=nwdKKOmpQy/pcAAumlyUQQv6LeSsuauzCM4x7uLW5lM=; b=MQhEehqh8iHa7UBHXoVSZmAWvel9sQC34S6M2Hlfs+lUBvF1fhcv/h0QKwogtUZspX UpI4caZG6umGQHVmI2v/+3hwZbwNxOZ+aQ3GXZOUeMnzEdX2zKQYhx1+n7fCDp/pN1oE DsckZEYPqMWocDx3trCtgRTBwHm9D2nOf/tFuudrVDwHCvR9jxCm/omOFQsHImTyUjQh eT7cpt+3OV781n7gFIQYcsGGjS0l9fn5/3DQDoRGhj1dP1Hxs3FdDBKX9OZrYHlEtDf/ lVTRqI0x2AL1/aBmmsH5CBPJKP843u+nOIa4rAR0DgwDzBVBg8RjUiXTp7cKkIWszysZ RoPA== X-Forwarded-Encrypted: i=1; AJvYcCWbPTupi+07OIhNr1GdPT4K+6n6GBO2+jPlTGZUk19ZV/uUonYvk88WpgblYxdikjKMPtwntx8bTTEW6KQ=@vger.kernel.org X-Gm-Message-State: AOJu0YwSh5wMR4MFVmtkCR2uDx2mDfgXFuVTCEbBCtmmIm/w379+Segc scNnZiKuW+pN5tubjdPuD2wnGP51n+oZmER1lAQy+I9/PQQr0BdnSBWu3brl3YzZpRzguPVAZ6F ZvGPGCNiPYqmN7XCpGJAVVZ6p3ScDb4vfc7jRnC4BNnHzdpBd7fyexXP2IVQ= X-Google-Smtp-Source: AGHT+IHQ9xEkH5pZgto9kBy4ZWvWSMAV29c9UXmNYzFEVP3zgVj7CjYLirzH2KAFm6G/az2AulDzX2DOAiVxgqFjUtRL8e9S8r3O Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:6ed0:b0:65f:1891:595d with SMTP id 006d021491bc7-65f550857f0mr1558454eaf.77.1767863586665; Thu, 08 Jan 2026 01:13:06 -0800 (PST) Date: Thu, 08 Jan 2026 01:13:06 -0800 In-Reply-To: <20260108085646.302054-1-kartikey406@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <695f7522.050a0220.1c677c.0390.GAE@google.com> Subject: Re: [syzbot] [batman?] [bluetooth?] memory leak in skb_clone (3) From: syzbot To: kartikey406@gmail.com, linux-kernel@vger.kernel.org, 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: 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 '10.128.1.206' (ED25519) to the list of known ho= sts. 2026/01/08 09:12:03 parsed 1 programs [ 39.446388][ T5812] cgroup: Unknown subsys name 'net' [ 39.605314][ T5812] cgroup: Unknown subsys name 'cpuset' [ 39.611595][ T5812] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size =3D 127995904 bytes [ 47.470840][ T5812] Adding 124996k swap on ./swap-file. Priority:0 exte= nts:1 across:124996k=20 [ 48.689659][ T5825] 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. [ 48.766059][ T3516] wlan0: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 48.773877][ T3516] wlan0: Creating new IBSS network, BSSID 50:50:50:50:= 50:50 [ 48.807776][ T1319] wlan1: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 48.815738][ T1319] wlan1: Creating new IBSS network, BSSID 50:50:50:50:= 50:50 [ 48.963021][ T5846] chnl_net:caif_netlink_parms(): no params data found [ 48.982991][ T5846] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 48.990106][ T5846] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 48.997249][ T5846] bridge_slave_0: entered allmulticast mode [ 49.003380][ T5846] bridge_slave_0: entered promiscuous mode [ 49.009804][ T5846] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 49.017040][ T5846] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 49.024422][ T5846] bridge_slave_1: entered allmulticast mode [ 49.030550][ T5846] bridge_slave_1: entered promiscuous mode [ 49.042940][ T5846] bond0: (slave bond_slave_0): Enslaving as an active = interface with an up link [ 49.052596][ T5846] bond0: (slave bond_slave_1): Enslaving as an active = interface with an up link [ 49.066555][ T5846] team0: Port device team_slave_0 added [ 49.073712][ T5846] team0: Port device team_slave_1 added [ 49.083130][ T5846] batman_adv: batadv0: Adding interface: batadv_slave_= 0 [ 49.090176][ T5846] 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. [ 49.116048][ T5846] batman_adv: batadv0: Not using interface batadv_slav= e_0 (retrying later): interface not active [ 49.127131][ T5846] batman_adv: batadv0: Adding interface: batadv_slave_= 1 [ 49.134057][ T5846] 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. [ 49.159984][ T5846] batman_adv: batadv0: Not using interface batadv_slav= e_1 (retrying later): interface not active [ 49.178347][ T5846] hsr_slave_0: entered promiscuous mode [ 49.184058][ T5846] hsr_slave_1: entered promiscuous mode [ 49.213013][ T5846] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.220688][ T5846] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.228231][ T5846] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.236272][ T5846] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.247812][ T5846] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 49.254847][ T5846] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 49.262104][ T5846] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 49.269145][ T5846] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 49.286316][ T5846] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.295647][ T1319] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 49.302995][ T1319] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 49.312485][ T5846] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.320726][ T12] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 49.327779][ T12] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 49.336884][ T1319] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 49.343946][ T1319] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 49.383078][ T5846] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.397071][ T5846] veth0_vlan: entered promiscuous mode [ 49.403780][ T5846] veth1_vlan: entered promiscuous mode [ 49.414196][ T5846] veth0_macvtap: entered promiscuous mode [ 49.420989][ T5846] veth1_macvtap: entered promiscuous mode [ 49.429785][ T5846] batman_adv: batadv0: Interface activated: batadv_sla= ve_0 [ 49.438714][ T5846] batman_adv: batadv0: Interface activated: batadv_sla= ve_1 [ 49.447616][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 49.456376][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 49.465324][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 49.474002][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 49.537965][ T3516] netdevsim netdevsim0 netdevsim3 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 49.575587][ T3516] netdevsim netdevsim0 netdevsim2 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 49.625524][ T3516] netdevsim netdevsim0 netdevsim1 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 49.676203][ T3516] netdevsim netdevsim0 netdevsim0 (unregistering): uns= et [1, 0] type 2 family 0 port 6081 - 0 [ 49.717152][ T5134] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > = 1 [ 49.724228][ T5134] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > = 9 [ 49.731484][ T5134] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > = 9 [ 49.740040][ T5134] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > = 4 [ 49.747339][ T5134] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > = 2 2026/01/08 09:12:15 executed programs: 0 [ 52.728523][ T3516] bridge_slave_1: left allmulticast mode [ 52.734180][ T3516] bridge_slave_1: left promiscuous mode [ 52.740446][ T3516] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 52.748078][ T3516] bridge_slave_0: left allmulticast mode [ 52.753702][ T3516] bridge_slave_0: left promiscuous mode [ 52.759611][ T3516] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 52.826783][ T3516] bond0 (unregistering): (slave bond_slave_0): Releasi= ng backup interface [ 52.836559][ T3516] bond0 (unregistering): (slave bond_slave_1): Releasi= ng backup interface [ 52.845690][ T3516] bond0 (unregistering): Released all slaves [ 52.946650][ T3516] hsr_slave_0: left promiscuous mode [ 52.953380][ T3516] hsr_slave_1: left promiscuous mode [ 52.959024][ T3516] batman_adv: batadv0: Interface deactivated: batadv_s= lave_0 [ 52.966522][ T3516] batman_adv: batadv0: Removing interface: batadv_slav= e_0 [ 52.973866][ T3516] batman_adv: batadv0: Interface deactivated: batadv_s= lave_1 [ 52.981792][ T3516] batman_adv: batadv0: Removing interface: batadv_slav= e_1 [ 52.995844][ T3516] veth1_macvtap: left promiscuous mode [ 53.001322][ T3516] veth0_macvtap: left promiscuous mode [ 53.006881][ T3516] veth1_vlan: left promiscuous mode [ 53.012105][ T3516] veth0_vlan: left promiscuous mode [ 53.035995][ T3516] team0 (unregistering): Port device team_slave_1 remo= ved [ 53.044002][ T3516] team0 (unregistering): Port device team_slave_0 remo= ved [ 55.432868][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > = 1 [ 55.439938][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > = 9 [ 55.446972][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > = 9 [ 55.454519][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > = 4 [ 55.461754][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > = 2 [ 55.495653][ T5988] chnl_net:caif_netlink_parms(): no params data found [ 55.513339][ T5988] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 55.520538][ T5988] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 55.527732][ T5988] bridge_slave_0: entered allmulticast mode [ 55.533952][ T5988] bridge_slave_0: entered promiscuous mode [ 55.540831][ T5988] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 55.548069][ T5988] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 55.555238][ T5988] bridge_slave_1: entered allmulticast mode [ 55.561388][ T5988] bridge_slave_1: entered promiscuous mode [ 55.571735][ T5988] bond0: (slave bond_slave_0): Enslaving as an active = interface with an up link [ 55.581491][ T5988] bond0: (slave bond_slave_1): Enslaving as an active = interface with an up link [ 55.594719][ T5988] team0: Port device team_slave_0 added [ 55.600867][ T5988] team0: Port device team_slave_1 added [ 55.611085][ T5988] batman_adv: batadv0: Adding interface: batadv_slave_= 0 [ 55.618166][ T5988] 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. [ 55.644127][ T5988] batman_adv: batadv0: Not using interface batadv_slav= e_0 (retrying later): interface not active [ 55.655387][ T5988] batman_adv: batadv0: Adding interface: batadv_slave_= 1 [ 55.662325][ T5988] 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. [ 55.688309][ T5988] batman_adv: batadv0: Not using interface batadv_slav= e_1 (retrying later): interface not active [ 55.704682][ T5988] hsr_slave_0: entered promiscuous mode [ 55.710387][ T5988] hsr_slave_1: entered promiscuous mode [ 55.896676][ T5988] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.904652][ T5988] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.912369][ T5988] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.921723][ T5988] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.936770][ T5988] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 55.943837][ T5988] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 55.951469][ T5988] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 55.958535][ T5988] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 55.978522][ T5988] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.987742][ T12] bridge0: port 1(bridge_slave_0) entered disabled sta= te [ 55.998188][ T12] bridge0: port 2(bridge_slave_1) entered disabled sta= te [ 56.007799][ T5988] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.017320][ T178] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 56.024383][ T178] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 56.034662][ T12] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 56.041783][ T12] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 56.092099][ T5988] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.109092][ T5988] veth0_vlan: entered promiscuous mode [ 56.116470][ T5988] veth1_vlan: entered promiscuous mode [ 56.128642][ T5988] veth0_macvtap: entered promiscuous mode [ 56.136702][ T5988] veth1_macvtap: entered promiscuous mode [ 56.146283][ T5988] batman_adv: batadv0: Interface activated: batadv_sla= ve_0 [ 56.159235][ T5988] batman_adv: batadv0: Interface activated: batadv_sla= ve_1 [ 56.172406][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 56.181580][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 56.190576][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 56.202027][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 56.221912][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 56.236285][ T12] wlan0: 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) [ 56.247653][ T3516] wlan1: Created IBSS using preconfigured BSSID 50:50:= 50:50:50:50 [ 56.255571][ T3516] wlan1: Creating new IBSS network, BSSID 50:50:50:50:= 50:50 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-build3005886320=3D/tmp/go-build -gno-record-gc= c-switches' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMOD=3D'/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.= mod' GOMODCACHE=3D'/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs-2/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'go1.24.4' GOWORK=3D'' PKG_CONFIG=3D'pkg-config' git status (err=3D) HEAD detached at d6526ea3e 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/ccZuE7Pn.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 ./tools/check-syzos.sh 2>/dev/null Tested on: commit: f0b9d8eb Merge tag 'nfsd-6.19-3' of git://git.kernel.o.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3Dd60836e327fd675= 6 dashboard link: https://syzkaller.appspot.com/bug?extid=3D6e76aa21aaf2d8be6= 034 compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils= for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D1157a9225800= 00