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linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:48f:b0:945:ab31:b274 with SMTP id ca18e2360f4ac-945c98c95e0mr283581739f.18.1761723781582; Wed, 29 Oct 2025 00:43:01 -0700 (PDT) Date: Wed, 29 Oct 2025 00:43:01 -0700 In-Reply-To: <20251029062152.Ai6wl%dmantipov@yandex.ru> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6901c585.050a0220.32483.0201.GAE@google.com> Subject: Re: [syzbot] [ocfs2?] UBSAN: array-index-out-of-bounds in ocfs2_block_group_fill From: syzbot To: dmantipov@yandex.ru, 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: ] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.957882][ T6076] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.968605][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes r= eady [ 56.976718][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes r= eady [ 56.985854][ T6076] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.000775][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link= becomes ready [ 57.009397][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link = becomes ready [ 57.017915][ T23] bridge0: port 1(bridge_slave_0) entered blocking sta= te [ 57.024986][ T23] bridge0: port 1(bridge_slave_0) entered forwarding s= tate [ 57.034664][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link= becomes ready [ 57.043651][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link = becomes ready [ 57.052353][ T23] bridge0: port 2(bridge_slave_1) entered blocking sta= te [ 57.059422][ T23] bridge0: port 2(bridge_slave_1) entered forwarding s= tate [ 57.069264][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link b= ecomes ready [ 57.086208][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link b= ecomes ready [ 57.096392][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link b= ecomes ready [ 57.105116][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link be= comes ready [ 57.113880][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes r= eady [ 57.128986][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link b= ecomes ready [ 57.137517][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link be= comes ready [ 57.148336][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link be= comes ready [ 57.156564][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link bec= omes ready [ 57.167288][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link be= comes ready [ 57.175546][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link bec= omes ready [ 57.185362][ T6076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes re= ady [ 57.245154][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes = ready [ 57.253095][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes = ready [ 57.262418][ T6076] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.280281][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link= becomes ready [ 57.289126][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link= becomes ready [ 57.310768][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link beco= mes ready [ 57.319606][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link beco= mes ready [ 57.328599][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes r= eady [ 57.336290][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes r= eady [ 57.345386][ T6076] device veth0_vlan entered promiscuous mode [ 57.356188][ T6076] device veth1_vlan entered promiscuous mode [ 57.380237][ T6076] device veth0_macvtap entered promiscuous mode [ 57.388136][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link become= s ready [ 57.397218][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link become= s ready [ 57.405258][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link b= ecomes ready [ 57.414356][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link b= ecomes ready [ 57.422971][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link become= s ready [ 57.434451][ T6076] device veth1_macvtap entered promiscuous mode [ 57.451925][ T6076] batman_adv: batadv0: Interface activated: batadv_sla= ve_0 [ 57.459716][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes= ready [ 57.467942][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link = becomes ready [ 57.476921][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link= becomes ready [ 57.487661][ T6076] batman_adv: batadv0: Interface activated: batadv_sla= ve_1 [ 57.497109][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link = becomes ready [ 57.505841][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link= becomes ready [ 57.515082][ T6076] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 57.524045][ T6076] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 57.532999][ T6076] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 57.542687][ T6076] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 f= amily 0 port 6081 - 0 [ 57.596174][ C1] =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D [ 57.605482][ C1] UBSAN: signed-integer-overflow in ./arch/x86/include= /asm/atomic.h:165:11 [ 57.614205][ C1] 1648931972 + 931318806 cannot be represented in type= 'int' [ 57.621709][ C1] CPU: 1 PID: 5335 Comm: udevd Not tainted syzkaller #= 0 [ 57.628644][ C1] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 10/02/2025 [ 57.636275][ T6103] IPVS: ftp: loaded support on port[0] =3D 21 [ 57.638698][ C1] Call Trace: [ 57.647934][ C1] [ 57.650792][ C1] dump_stack+0xfd/0x16e [ 57.655044][ C1] ubsan_epilogue+0xa/0x30 [ 57.659458][ C1] handle_overflow+0x192/0x1b0 [ 57.664231][ C1] ip_idents_reserve+0x14a/0x170 [ 57.669170][ C1] __ip_select_ident+0xe4/0x1c0 [ 57.674024][ C1] iptunnel_xmit+0x468/0x850 [ 57.678608][ C1] udp_tunnel_xmit_skb+0x1ba/0x290 [ 57.683784][ C1] geneve_xmit+0x1d03/0x2130 [ 57.688362][ C1] dev_hard_start_xmit+0x2a8/0x7f0 [ 57.693468][ C1] __dev_queue_xmit+0x1690/0x2970 [ 57.698490][ C1] ip6_finish_output2+0x101e/0x1490 [ 57.703901][ C1] NF_HOOK+0x45/0x2c0 [ 57.707879][ C1] ? NF_HOOK+0x2c0/0x2c0 [ 57.712114][ C1] mld_sendpack+0x5f7/0xa60 [ 57.716612][ C1] mld_ifc_timer_expire+0x7e1/0x990 [ 57.721953][ C1] ? lock_acquire+0x78/0x330 [ 57.726523][ C1] ? lock_release+0x69/0x640 [ 57.731103][ C1] ? mld_gq_timer_expire+0xe0/0xe0 [ 57.736194][ C1] call_timer_fn+0x103/0x490 [ 57.740767][ C1] ? mld_gq_timer_expire+0xe0/0xe0 [ 57.745873][ C1] __run_timers+0x5d8/0x7a0 [ 57.750375][ C1] run_timer_softirq+0x63/0xf0 [ 57.755140][ C1] __do_softirq+0x267/0x92e [ 57.759637][ C1] ? asm_call_irq_on_stack+0xf/0x20 [ 57.764814][ C1] asm_call_irq_on_stack+0xf/0x20 [ 57.769809][ C1] [ 57.772727][ C1] do_softirq_own_stack+0x9b/0xe0 [ 57.777734][ C1] __irq_exit_rcu+0x227/0x230 [ 57.782383][ C1] irq_exit_rcu+0x5/0x20 [ 57.786602][ C1] sysvec_apic_timer_interrupt+0xea/0x100 [ 57.792290][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 57.798260][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 57.804302][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 be 0d 00 00 00 4= 8 c7 c7 20 b4 54 8b e8 8f 64 3e 00 c3 cc cc cc cc 00 00 cc cc 00 00 cc cc 0= 0 00 <48> 8b 04 24 65 48 8b 0d 34 d7 90 7e 65 8b 15 39 d7 90 7e f7 c2 00 [ 57.823981][ C1] RSP: 0018:ffffc90000f5fbe8 EFLAGS: 00000287 [ 57.830031][ C1] RAX: ffffffff8354fa11 RBX: ffff8880242ccfda RCX: 000= 0000000000000 [ 57.837990][ C1] RDX: ffff88802e700000 RSI: 000000000000000e RDI: 000= 000000000005e [ 57.845980][ C1] RBP: 000000000000000e R08: 0000000059ee1630 R09: 000= 0000004ea9dbc [ 57.854015][ C1] R10: 00000000e66b8ec4 R11: 1ffffffff1964e1d R12: 000= 000000000002f [ 57.862094][ C1] R13: 0000000000000023 R14: 0000000000000000 R15: fff= f888019809300 [ 57.870056][ C1] ? tomoyo_encode2+0x261/0x480 [ 57.874883][ C1] tomoyo_encode2+0x26c/0x480 [ 57.879536][ C1] tomoyo_realpath_from_path+0x5ce/0x620 [ 57.885172][ C1] tomoyo_path_perm+0x15b/0x450 [ 57.890017][ C1] security_inode_getattr+0xd2/0x130 [ 57.895302][ C1] __x64_sys_newfstat+0xa7/0x160 [ 57.900235][ C1] do_syscall_64+0x34/0x50 [ 57.904801][ C1] entry_SYSCALL_64_after_hwframe+0x67/0xd1 [ 57.910696][ C1] RIP: 0033:0x7f14545d9ad7 [ 57.915097][ C1] Code: 73 01 c3 48 8b 0d 21 f3 0d 00 f7 d8 64 89 01 4= 8 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 05 00 00 00 0= f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 [ 57.934686][ C1] RSP: 002b:00007ffe7f42e5c8 EFLAGS: 00000202 ORIG_RAX= : 0000000000000005 [ 57.943080][ C1] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 000= 07f14545d9ad7 [ 57.951032][ C1] RDX: 0000000000090800 RSI: 00007ffe7f42e5d0 RDI: 000= 000000000000d [ 57.958980][ C1] RBP: 00007ffe7f42e5d0 R08: 0000000000000000 R09: 000= 0000000000001 [ 57.966947][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 000= 055a2452227b0 [ 57.974897][ C1] R13: 00000000000000ff R14: 000055a2354e0be0 R15: 000= 07ffe7f42e8f0 [ 57.982917][ C1] =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D [ 57.992234][ C1] Kernel panic - not syncing: UBSAN: panic_on_warn set= ... [ 57.999416][ C1] CPU: 1 PID: 5335 Comm: udevd Not tainted syzkaller #= 0 [ 58.006329][ C1] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 10/02/2025 [ 58.016454][ C1] Call Trace: [ 58.019807][ C1] [ 58.022646][ C1] dump_stack+0xfd/0x16e [ 58.026862][ C1] panic+0x2f0/0x9c0 [ 58.030733][ C1] check_panic_on_warn+0x95/0xe0 [ 58.035656][ C1] handle_overflow+0x192/0x1b0 [ 58.040394][ C1] ip_idents_reserve+0x14a/0x170 [ 58.045333][ C1] __ip_select_ident+0xe4/0x1c0 [ 58.050526][ C1] iptunnel_xmit+0x468/0x850 [ 58.055096][ C1] udp_tunnel_xmit_skb+0x1ba/0x290 [ 58.060281][ C1] geneve_xmit+0x1d03/0x2130 [ 58.064858][ C1] dev_hard_start_xmit+0x2a8/0x7f0 [ 58.069947][ C1] __dev_queue_xmit+0x1690/0x2970 [ 58.074997][ C1] ip6_finish_output2+0x101e/0x1490 [ 58.080172][ C1] NF_HOOK+0x45/0x2c0 [ 58.084137][ C1] ? NF_HOOK+0x2c0/0x2c0 [ 58.088358][ C1] mld_sendpack+0x5f7/0xa60 [ 58.092843][ C1] mld_ifc_timer_expire+0x7e1/0x990 [ 58.098027][ C1] ? lock_acquire+0x78/0x330 [ 58.102587][ C1] ? lock_release+0x69/0x640 [ 58.107152][ C1] ? mld_gq_timer_expire+0xe0/0xe0 [ 58.112240][ C1] call_timer_fn+0x103/0x490 [ 58.116802][ C1] ? mld_gq_timer_expire+0xe0/0xe0 [ 58.121880][ C1] __run_timers+0x5d8/0x7a0 [ 58.126446][ C1] run_timer_softirq+0x63/0xf0 [ 58.131181][ C1] __do_softirq+0x267/0x92e [ 58.135655][ C1] ? asm_call_irq_on_stack+0xf/0x20 [ 58.140924][ C1] asm_call_irq_on_stack+0xf/0x20 [ 58.146007][ C1] [ 58.148951][ C1] do_softirq_own_stack+0x9b/0xe0 [ 58.153948][ C1] __irq_exit_rcu+0x227/0x230 [ 58.158601][ C1] irq_exit_rcu+0x5/0x20 [ 58.162816][ C1] sysvec_apic_timer_interrupt+0xea/0x100 [ 58.168517][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 58.174470][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 58.180507][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 be 0d 00 00 00 4= 8 c7 c7 20 b4 54 8b e8 8f 64 3e 00 c3 cc cc cc cc 00 00 cc cc 00 00 cc cc 0= 0 00 <48> 8b 04 24 65 48 8b 0d 34 d7 90 7e 65 8b 15 39 d7 90 7e f7 c2 00 [ 58.200096][ C1] RSP: 0018:ffffc90000f5fbe8 EFLAGS: 00000287 [ 58.206224][ C1] RAX: ffffffff8354fa11 RBX: ffff8880242ccfda RCX: 000= 0000000000000 [ 58.214171][ C1] RDX: ffff88802e700000 RSI: 000000000000000e RDI: 000= 000000000005e [ 58.222116][ C1] RBP: 000000000000000e R08: 0000000059ee1630 R09: 000= 0000004ea9dbc [ 58.230069][ C1] R10: 00000000e66b8ec4 R11: 1ffffffff1964e1d R12: 000= 000000000002f [ 58.238112][ C1] R13: 0000000000000023 R14: 0000000000000000 R15: fff= f888019809300 [ 58.246077][ C1] ? tomoyo_encode2+0x261/0x480 [ 58.250921][ C1] tomoyo_encode2+0x26c/0x480 [ 58.255576][ C1] tomoyo_realpath_from_path+0x5ce/0x620 [ 58.261186][ C1] tomoyo_path_perm+0x15b/0x450 [ 58.266035][ C1] security_inode_getattr+0xd2/0x130 [ 58.271303][ C1] __x64_sys_newfstat+0xa7/0x160 [ 58.276216][ C1] do_syscall_64+0x34/0x50 [ 58.280633][ C1] entry_SYSCALL_64_after_hwframe+0x67/0xd1 [ 58.286497][ C1] RIP: 0033:0x7f14545d9ad7 [ 58.290886][ C1] Code: 73 01 c3 48 8b 0d 21 f3 0d 00 f7 d8 64 89 01 4= 8 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 05 00 00 00 0= f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 [ 58.310729][ C1] RSP: 002b:00007ffe7f42e5c8 EFLAGS: 00000202 ORIG_RAX= : 0000000000000005 [ 58.319116][ C1] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 000= 07f14545d9ad7 [ 58.327065][ C1] RDX: 0000000000090800 RSI: 00007ffe7f42e5d0 RDI: 000= 000000000000d [ 58.335014][ C1] RBP: 00007ffe7f42e5d0 R08: 0000000000000000 R09: 000= 0000000000001 [ 58.342967][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 000= 055a2452227b0 [ 58.350913][ C1] R13: 00000000000000ff R14: 000055a2354e0be0 R15: 000= 07ffe7f42e8f0 [ 58.359252][ C1] Kernel Offset: disabled [ 58.363605][ C1] Rebooting in 86400 seconds.. 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-build3025266266=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 b6605ba8b96 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=3Db6605ba8b96835063c5eb766c38d27fac98b84d4 -X github.com/goo= gle/syzkaller/prog.gitRevisionDate=3D20251013-102005" ./sys/syz-sysgen | g= rep -q false || go install -ldflags=3D"-s -w -X github.com/google/syzkaller= /prog.GitRevision=3Db6605ba8b96835063c5eb766c38d27fac98b84d4 -X github.com/= google/syzkaller/prog.gitRevisionDate=3D20251013-102005" ./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=3Db6605ba8b96835063c5eb766c38d27fac98b84d4 -X g= ithub.com/google/syzkaller/prog.gitRevisionDate=3D20251013-102005" -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\"b6605ba8b96835063c5eb766c38d27fac9= 8b84d4\" /usr/bin/ld: /tmp/ccYc8exG.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 Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D13f7f614580000 Tested on: commit: d3d0b4e2 Linux 5.10.245 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linu= x.git linux-5.10.y kernel config: https://syzkaller.appspot.com/x/.config?x=3D6e4052b2d7feb09= 2 dashboard link: https://syzkaller.appspot.com/bug?extid=3D77026564530dbc29b= 854 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-= 1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D13cbf6145800= 00