UBSAN: signed-integer-overflow in ip_idents_reserve

================================================================================
UBSAN: signed-integer-overflow in ./arch/x86/include/asm/atomic.h:165:11
-163290563 + -2098288399 cannot be represented in type 'int'
CPU: 0 PID: 3061 Comm: kworker/u2:8 Not tainted syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker
Call Trace:
 dump_stack+0xfd/0x16e lib/dump_stack.c:118
 ubsan_epilogue+0xa/0x30 lib/ubsan.c:148
 handle_overflow+0x192/0x1b0 lib/ubsan.c:180
 arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline]
 atomic_add_return include/asm-generic/atomic-instrumented.h:73 [inline]
 ip_idents_reserve+0x14a/0x170 net/ipv4/route.c:521
 __ip_select_ident+0xe4/0x1c0 net/ipv4/route.c:538
 iptunnel_xmit+0x468/0x850 net/ipv4/ip_tunnel_core.c:80
 udp_tunnel_xmit_skb+0x1ba/0x290 net/ipv4/udp_tunnel_core.c:190
 send4+0x5d4/0xaf0 drivers/net/wireguard/socket.c:85
 wg_socket_send_skb_to_peer+0xcd/0x1c0 drivers/net/wireguard/socket.c:175
 wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:40 [inline]
 wg_packet_handshake_send_worker+0x16b/0x280 drivers/net/wireguard/send.c:51
 process_one_work+0x85e/0xff0 kernel/workqueue.c:2282
 worker_thread+0xa9b/0x1430 kernel/workqueue.c:2428
 kthread+0x386/0x410 kernel/kthread.c:328
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
================================================================================
Kernel panic - not syncing: UBSAN: panic_on_warn set ...
CPU: 0 PID: 3061 Comm: kworker/u2:8 Not tainted syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker
Call Trace:
 dump_stack+0xfd/0x16e lib/dump_stack.c:118
 panic+0x2f0/0x9c0 kernel/panic.c:308
 check_panic_on_warn+0x95/0xe0 kernel/panic.c:228
 handle_overflow+0x192/0x1b0 lib/ubsan.c:180
 arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline]
 atomic_add_return include/asm-generic/atomic-instrumented.h:73 [inline]
 ip_idents_reserve+0x14a/0x170 net/ipv4/route.c:521
 __ip_select_ident+0xe4/0x1c0 net/ipv4/route.c:538
 iptunnel_xmit+0x468/0x850 net/ipv4/ip_tunnel_core.c:80
 udp_tunnel_xmit_skb+0x1ba/0x290 net/ipv4/udp_tunnel_core.c:190
 send4+0x5d4/0xaf0 drivers/net/wireguard/socket.c:85
 wg_socket_send_skb_to_peer+0xcd/0x1c0 drivers/net/wireguard/socket.c:175
 wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:40 [inline]
 wg_packet_handshake_send_worker+0x16b/0x280 drivers/net/wireguard/send.c:51
 process_one_work+0x85e/0xff0 kernel/workqueue.c:2282
 worker_thread+0xa9b/0x1430 kernel/workqueue.c:2428
 kthread+0x386/0x410 kernel/kthread.c:328
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Kernel Offset: disabled
Rebooting in 86400 seconds..


Warning: Permanently added '[localhost]:9456' (ED25519) to the list of known hosts.
2025/10/24 07:40:03 parsed 1 programs
[   61.897083][ T5549] cgroup: Unknown subsys name 'net'
[   62.013822][ T5549] cgroup: Unknown subsys name 'rlimit'
[   63.811001][ T5549] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
[   64.747402][ T5555] IPVS: ftp: loaded support on port[0] = 21
[   64.937921][ T5560] IPVS: ftp: loaded support on port[0] = 21
[   65.025703][ T5565] IPVS: ftp: loaded support on port[0] = 21
[   65.086138][ T5570] IPVS: ftp: loaded support on port[0] = 21
[   65.139515][ T5570] chnl_net:caif_netlink_parms(): no params data found
[   65.183751][ T5570] bridge0: port 1(bridge_slave_0) entered blocking state
[   65.189854][ T5570] bridge0: port 1(bridge_slave_0) entered disabled state
[   65.210039][ T5570] device bridge_slave_0 entered promiscuous mode
[   65.217281][ T5570] bridge0: port 2(bridge_slave_1) entered blocking state
[   65.223739][ T5570] bridge0: port 2(bridge_slave_1) entered disabled state
[   65.230879][ T5570] device bridge_slave_1 entered promiscuous mode
[   65.249400][ T5570] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   65.258983][ T5570] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   65.277328][ T5570] team0: Port device team_slave_0 added
[   65.283498][ T5570] team0: Port device team_slave_1 added
[   65.294940][ T5570] batman_adv: batadv0: Adding interface: batadv_slave_0
[   65.301426][ T5570] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[   65.323449][ T5570] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[   65.335104][ T5570] batman_adv: batadv0: Adding interface: batadv_slave_1
[   65.341350][ T5570] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[   65.365313][ T5570] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[   65.392067][ T5570] device hsr_slave_0 entered promiscuous mode
[   65.397662][ T5570] device hsr_slave_1 entered promiscuous mode
[   65.458318][ T5570] netdevsim netdevsim0 netdevsim0: renamed from eth0
[   65.465998][ T5570] netdevsim netdevsim0 netdevsim1: renamed from eth1
[   65.476084][ T5570] netdevsim netdevsim0 netdevsim2: renamed from eth2
[   65.483550][ T5570] netdevsim netdevsim0 netdevsim3: renamed from eth3
[   65.498461][ T5570] bridge0: port 2(bridge_slave_1) entered blocking state
[   65.504458][ T5570] bridge0: port 2(bridge_slave_1) entered forwarding state
[   65.510598][ T5570] bridge0: port 1(bridge_slave_0) entered blocking state
[   65.516333][ T5570] bridge0: port 1(bridge_slave_0) entered forwarding state
[   65.547747][ T5570] 8021q: adding VLAN 0 to HW filter on device bond0
[   65.558428][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   65.566437][ T3031] bridge0: port 1(bridge_slave_0) entered disabled state
[   65.573305][ T3031] bridge0: port 2(bridge_slave_1) entered disabled state
[   65.581116][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[   65.590723][ T5570] 8021q: adding VLAN 0 to HW filter on device team0
[   65.605138][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   65.617739][ T3031] bridge0: port 1(bridge_slave_0) entered blocking state
[   65.624264][ T3031] bridge0: port 1(bridge_slave_0) entered forwarding state
[   65.632411][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   65.641431][ T3031] bridge0: port 2(bridge_slave_1) entered blocking state
[   65.647421][ T3031] bridge0: port 2(bridge_slave_1) entered forwarding state
[   65.665596][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   65.675817][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   65.688046][ T5570] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[   65.699422][ T5570] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[   65.712142][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[   65.719124][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   65.726668][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   65.743599][ T3031] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[   65.795967][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[   65.803090][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[   65.812250][ T5570] 8021q: adding VLAN 0 to HW filter on device batadv0
[   65.826943][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   65.840970][ T5570] device veth0_vlan entered promiscuous mode
[   65.846214][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   65.853729][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[   65.859777][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[   65.869781][ T5570] device veth1_vlan entered promiscuous mode
[   65.876428][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[   65.893202][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[   65.901517][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   65.909785][ T5570] device veth0_macvtap entered promiscuous mode
[   65.919316][ T5570] device veth1_macvtap entered promiscuous mode
[   65.932694][ T5570] batman_adv: batadv0: Interface activated: batadv_slave_0
[   65.938869][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   65.947434][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[   65.956647][ T5570] batman_adv: batadv0: Interface activated: batadv_slave_1
[   65.963867][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   65.973107][ T5570] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[   65.981275][ T5570] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[   65.988383][ T5570] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[   65.996540][ T5570] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[   66.009412][ T3061] ================================================================================
[   66.017125][ T3061] UBSAN: signed-integer-overflow in ./arch/x86/include/asm/atomic.h:165:11
[   66.024329][ T3061] -163290563 + -2098288399 cannot be represented in type 'int'
[   66.031757][ T3061] CPU: 0 PID: 3061 Comm: kworker/u2:8 Not tainted syzkaller #0
[   66.038134][ T3061] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[   66.048130][ T3061] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker
[   66.053893][ T3061] Call Trace:
[   66.057427][ T3061]  dump_stack+0xfd/0x16e
[   66.060951][ T3061]  ubsan_epilogue+0xa/0x30
[   66.064639][ T3061]  handle_overflow+0x192/0x1b0
[   66.068437][ T3061]  ? prandom_u32+0x217/0x260
[   66.072280][ T3061]  ip_idents_reserve+0x14a/0x170
[   66.076197][ T3061]  __ip_select_ident+0xe4/0x1c0
[   66.080020][ T3061]  iptunnel_xmit+0x468/0x850
[   66.083815][ T3061]  udp_tunnel_xmit_skb+0x1ba/0x290
[   66.088108][ T3061]  send4+0x5d4/0xaf0
[   66.091339][ T3061]  wg_socket_send_skb_to_peer+0xcd/0x1c0
[   66.095883][ T3061]  wg_packet_handshake_send_worker+0x16b/0x280
[   66.100935][ T3061]  process_one_work+0x85e/0xff0
[   66.104997][ T3061]  worker_thread+0xa9b/0x1430
[   66.108751][ T3061]  ? lock_release+0x69/0x640
[   66.112517][ T3061]  ? rcu_lock_release+0x20/0x20
[   66.116506][ T3061]  kthread+0x386/0x410
[   66.119891][ T3061]  ? rcu_lock_release+0x20/0x20
[   66.124100][ T3061]  ? kthread_blkcg+0xd0/0xd0
[   66.127889][ T3061]  ret_from_fork+0x1f/0x30
[   66.131580][ T3061] ================================================================================
[   66.138816][ T3061] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[   66.144565][ T3061] CPU: 0 PID: 3061 Comm: kworker/u2:8 Not tainted syzkaller #0
[   66.150499][ T3061] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[   66.159482][ T3061] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker
[   66.165195][ T3061] Call Trace:
[   66.167897][ T3061]  dump_stack+0xfd/0x16e
[   66.171471][ T3061]  panic+0x2f0/0x9c0
[   66.174602][ T3061]  check_panic_on_warn+0x95/0xe0
[   66.178727][ T3061]  handle_overflow+0x192/0x1b0
[   66.182743][ T3061]  ? prandom_u32+0x217/0x260
[   66.186508][ T3061]  ip_idents_reserve+0x14a/0x170
[   66.190664][ T3061]  __ip_select_ident+0xe4/0x1c0
[   66.194678][ T3061]  iptunnel_xmit+0x468/0x850
[   66.198320][ T3061]  udp_tunnel_xmit_skb+0x1ba/0x290
[   66.202576][ T3061]  send4+0x5d4/0xaf0
[   66.205845][ T3061]  wg_socket_send_skb_to_peer+0xcd/0x1c0
[   66.210583][ T3061]  wg_packet_handshake_send_worker+0x16b/0x280
[   66.215775][ T3061]  process_one_work+0x85e/0xff0
[   66.219866][ T3061]  worker_thread+0xa9b/0x1430
[   66.223801][ T3061]  ? lock_release+0x69/0x640
[   66.227824][ T3061]  ? rcu_lock_release+0x20/0x20
[   66.231900][ T3061]  kthread+0x386/0x410
[   66.235406][ T3061]  ? rcu_lock_release+0x20/0x20
[   66.239449][ T3061]  ? kthread_blkcg+0xd0/0xd0
[   66.243419][ T3061]  ret_from_fork+0x1f/0x30
[   66.247485][ T3061] Kernel Offset: disabled
[   66.251127][ T3061] Rebooting in 86400 seconds..

VM DIAGNOSIS:
07:40:09  Registers:
info registers vcpu 0

CPU#0
RAX=0000000000000036 RBX=0000000000000036 RCX=0000000000000000 RDX=00000000000003f8
RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc9000172f4e0
R8 =dffffc0000000000 R9 =fffff520002e5e9e R10=fffff520002e5e9e R11=ffffffff83f79850
R12=dffffc0000000000 R13=1ffffffff2ad2063 R14=ffffffff96179de0 R15=0000000000000000
RIP=ffffffff83f798c8 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 ffffffff 00c00000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS   [-WA]
DS =0000 0000000000000000 ffffffff 00c00000
FS =0000 0000000000000000 ffffffff 00c00000
GS =0000 ffff888020600000 ffffffff 00c00000
LDT=0000 0000000000000000 ffffffff 00c00000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT=     fffffe0000001000 0000007f
IDT=     fffffe0000000000 00000fff
CR0=80050033 CR2=00007f9d25c90e9c CR3=000000003f184000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 
DR6=00000000fffe0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
Opmask00=0000000040410888 Opmask01=0000000000000fff Opmask02=00000000ffffffef Opmask03=0000000000000000
Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 b8a5606d93fbf234 4e6d6128c1c61247
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 e69291a55adf1a4d bc79a80ad3c0fce0
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 be6cebfbb543848d 5148acc6845117c5
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 4a118d849a30d684 02106ca1c36d1727
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000ffffffff 00000000000000b4
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000034
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 f280979acd555a03 dd619a0e2b11f92c
ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 4db1fdda4413481c 0000000000000000
ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 9675387fceff6377 c2b3d307affe2114
ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 d99f887700000000 25c03f609d700a96
ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 15ad1dc2a12d429b 71118e54ff6cdf2d
ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 fbb4f24384a52b52 900c1a64c85601c3
ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 a54ff53a3c6ef372 bb67ae856a09e667
ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 5be0cd191f83d9ab 9b05688c510e527f
ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525
ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 00306e6170737265 0030657267367069 00306c6e74367069 00306974765f3670
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6900306974765f70 6900306c6e757400 3074697300326777 0031677700306777
ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000


syzkaller build log:
go env (err=<nil>)
AR='ar'
CC='gcc'
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_ENABLED='1'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
CXX='g++'
GCCGO='gccgo'
GO111MODULE='auto'
GOAMD64='v1'
GOARCH='amd64'
GOAUTH='netrc'
GOBIN=''
GOCACHE='/syzkaller/.cache/go-build'
GOCACHEPROG=''
GODEBUG=''
GOENV='/syzkaller/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFIPS140='off'
GOFLAGS=''
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build317169965=/tmp/go-build -gno-record-gcc-switches'
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod'
GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='/syzkaller/jobs/linux/gopath'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTELEMETRY='local'
GOTELEMETRYDIR='/syzkaller/.config/go/telemetry'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.24.4'
GOWORK=''
PKG_CONFIG='pkg-config'

git status (err=<nil>)
HEAD detached at d7384b6d0bf
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/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
Makefile:31: run command via tools/syz-env for best compatibility, see:
Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=d7384b6d0bff77c60aad349866f126ab16ce5296 -X github.com/google/syzkaller/prog.gitRevisionDate=20250710-085248"  -o ./bin/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 -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 -std=c++17 -I. -Iexecutor/_include   -DGOOS_linux=1 -DGOARCH_amd64=1 \
	-DHOSTGOOS_linux=1 -DGIT_REVISION=\"d7384b6d0bff77c60aad349866f126ab16ce5296\"
/usr/bin/ld: /tmp/ccf2gjJF.o: in function `Connection::Connect(char const*, char const*)':
executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking