UBSAN: object-size-mismatch in wg_xmit ================================================================================ UBSAN: object-size-mismatch in ./include/linux/skbuff.h:2020:28 member access within address ffffc90000b97200 with insufficient space for an object of type 'struct sk_buff' CPU: 1 PID: 375 Comm: kworker/1:2 Not tainted 5.10.43-syzkaller-00312-g8102df91f2ab #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack_lvl+0x1e2/0x24b lib/dump_stack.c:118 dump_stack+0x15/0x17 lib/dump_stack.c:135 ubsan_epilogue lib/ubsan.c:148 [inline] handle_object_size_mismatch lib/ubsan.c:297 [inline] ubsan_type_mismatch_common+0x21f/0x3c0 lib/ubsan.c:310 __ubsan_handle_type_mismatch_v1+0x4d/0x60 lib/ubsan.c:339 __skb_queue_before include/linux/skbuff.h:2020 [inline] __skb_queue_tail include/linux/skbuff.h:2053 [inline] wg_xmit+0x47c/0xaa0 drivers/net/wireguard/device.c:182 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit+0x8a/0x160 include/linux/netdevice.h:4833 xmit_one net/core/dev.c:3576 [inline] dev_hard_start_xmit+0x1aa/0x540 net/core/dev.c:3592 __dev_queue_xmit+0x108d/0x1c60 net/core/dev.c:4154 dev_queue_xmit+0x17/0x20 net/core/dev.c:4187 neigh_connected_output+0x275/0x2a0 net/core/neighbour.c:1526 neigh_output include/net/neighbour.h:510 [inline] ip6_finish_output2+0xc07/0x1090 net/ipv6/ip6_output.c:117 __ip6_finish_output+0x3e2/0x520 net/ipv6/ip6_output.c:182 ip6_finish_output+0x34/0x210 net/ipv6/ip6_output.c:192 NF_HOOK_COND include/linux/netfilter.h:290 [inline] ip6_output+0x1db/0x4a0 net/ipv6/ip6_output.c:215 dst_output include/net/dst.h:443 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] ndisc_send_skb+0x694/0xbb0 net/ipv6/ndisc.c:508 ndisc_send_rs+0x268/0x360 net/ipv6/ndisc.c:702 addrconf_dad_completed+0x499/0x990 net/ipv6/addrconf.c:4214 addrconf_dad_work+0xbb3/0x13b0 net/ipv6/addrconf.c:3979 process_one_work+0x38d/0x7c0 kernel/workqueue.c:2288 worker_thread+0x6f7/0xa20 kernel/workqueue.c:2434 kthread+0x367/0x400 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 ================================================================================ ================================================================================ UBSAN: object-size-mismatch in ./include/linux/skbuff.h:1913:2 member access within address ffffc90000b97200 with insufficient space for an object of type 'struct sk_buff' CPU: 1 PID: 375 Comm: kworker/1:2 Not tainted 5.10.43-syzkaller-00312-g8102df91f2ab #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack_lvl+0x1e2/0x24b lib/dump_stack.c:118 dump_stack+0x15/0x17 lib/dump_stack.c:135 ubsan_epilogue lib/ubsan.c:148 [inline] handle_object_size_mismatch lib/ubsan.c:297 [inline] ubsan_type_mismatch_common+0x21f/0x3c0 lib/ubsan.c:310 __ubsan_handle_type_mismatch_v1+0x4d/0x60 lib/ubsan.c:339 __skb_insert include/linux/skbuff.h:1913 [inline] __skb_queue_before include/linux/skbuff.h:2020 [inline] __skb_queue_tail include/linux/skbuff.h:2053 [inline] wg_xmit+0x4ed/0xaa0 drivers/net/wireguard/device.c:182 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit+0x8a/0x160 include/linux/netdevice.h:4833 xmit_one net/core/dev.c:3576 [inline] dev_hard_start_xmit+0x1aa/0x540 net/core/dev.c:3592 __dev_queue_xmit+0x108d/0x1c60 net/core/dev.c:4154 dev_queue_xmit+0x17/0x20 net/core/dev.c:4187 neigh_connected_output+0x275/0x2a0 net/core/neighbour.c:1526 neigh_output include/net/neighbour.h:510 [inline] ip6_finish_output2+0xc07/0x1090 net/ipv6/ip6_output.c:117 __ip6_finish_output+0x3e2/0x520 net/ipv6/ip6_output.c:182 ip6_finish_output+0x34/0x210 net/ipv6/ip6_output.c:192 NF_HOOK_COND include/linux/netfilter.h:290 [inline] ip6_output+0x1db/0x4a0 net/ipv6/ip6_output.c:215 dst_output include/net/dst.h:443 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] ndisc_send_skb+0x694/0xbb0 net/ipv6/ndisc.c:508 ndisc_send_rs+0x268/0x360 net/ipv6/ndisc.c:702 addrconf_dad_completed+0x499/0x990 net/ipv6/addrconf.c:4214 addrconf_dad_work+0xbb3/0x13b0 net/ipv6/addrconf.c:3979 process_one_work+0x38d/0x7c0 kernel/workqueue.c:2288 worker_thread+0x6f7/0xa20 kernel/workqueue.c:2434 kthread+0x367/0x400 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 ================================================================================ Warning: Permanently added '10.128.1.71' (ECDSA) to the list of known hosts. 2023/03/31 14:19:42 fuzzer started 2023/03/31 14:19:42 connecting to host at 10.128.0.163:37793 2023/03/31 14:19:42 checking machine... 2023/03/31 14:19:42 checking revisions... 2023/03/31 14:19:42 testing simple program... [ 21.994706][ T23] audit: type=1400 audit(1680272382.609:73): avc: denied { getattr } for pid=363 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 22.018664][ T23] audit: type=1400 audit(1680272382.619:74): avc: denied { read } for pid=363 comm="syz-fuzzer" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 22.020401][ T372] cgroup: Unknown subsys name 'net' [ 22.040275][ T23] audit: type=1400 audit(1680272382.619:75): avc: denied { open } for pid=363 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 22.068724][ T23] audit: type=1400 audit(1680272382.629:76): avc: denied { read } for pid=363 comm="syz-fuzzer" name="raw-gadget" dev="devtmpfs" ino=165 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 22.069170][ T372] cgroup: Unknown subsys name 'devices' [ 22.091557][ T23] audit: type=1400 audit(1680272382.629:77): avc: denied { open } for pid=363 comm="syz-fuzzer" path="/dev/raw-gadget" dev="devtmpfs" ino=165 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 22.091573][ T23] audit: type=1400 audit(1680272382.629:78): avc: denied { mounton } for pid=372 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1136 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 22.091593][ T23] audit: type=1400 audit(1680272382.639:79): avc: denied { mount } for pid=372 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 22.165388][ T23] audit: type=1400 audit(1680272382.659:80): avc: denied { unmount } for pid=372 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 22.271174][ T372] cgroup: Unknown subsys name 'hugetlb' [ 22.277014][ T372] cgroup: Unknown subsys name 'rlimit' [ 22.520235][ T23] audit: type=1400 audit(1680272383.139:81): avc: denied { setattr } for pid=372 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=165 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 22.556405][ T23] audit: type=1400 audit(1680272383.169:82): avc: denied { execmem } for pid=373 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.618656][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.625779][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.633564][ T374] device bridge_slave_0 entered promiscuous mode [ 22.640620][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.647636][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.655126][ T374] device bridge_slave_1 entered promiscuous mode [ 22.689098][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.696250][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.703664][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.710718][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.729641][ T24] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.737529][ T24] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.745411][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 22.753070][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 22.769949][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 22.778267][ T24] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.785346][ T24] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.792864][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 22.801254][ T24] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.808269][ T24] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.815723][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 22.823697][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 22.840316][ T114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 22.848642][ T114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 22.856829][ T114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.870474][ T114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.884117][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.892812][ T375] ================================================================================ [ 22.902477][ T375] UBSAN: object-size-mismatch in ./include/linux/skbuff.h:2020:28 [ 22.910392][ T375] member access within address ffffc90000b97200 with insufficient space [ 22.918726][ T375] for an object of type 'struct sk_buff' [ 22.924377][ T375] CPU: 1 PID: 375 Comm: kworker/1:2 Not tainted 5.10.43-syzkaller-00312-g8102df91f2ab #0 [ 22.934422][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 22.944703][ T375] Workqueue: ipv6_addrconf addrconf_dad_work [ 22.951068][ T375] Call Trace: [ 22.954378][ T375] dump_stack_lvl+0x1e2/0x24b [ 22.959068][ T375] ? panic+0x7e5/0x7e5 [ 22.963139][ T375] ? bfq_pos_tree_add_move+0x439/0x439 [ 22.968719][ T375] ? lookup+0x35e/0x3b0 [ 22.973208][ T375] ? wg_allowedips_lookup_dst+0x200/0x200 [ 22.978914][ T375] dump_stack+0x15/0x17 [ 22.983073][ T375] ubsan_type_mismatch_common+0x21f/0x3c0 [ 22.988839][ T375] __ubsan_handle_type_mismatch_v1+0x4d/0x60 [ 22.994921][ T375] wg_xmit+0x47c/0xaa0 [ 22.999087][ T375] ? ____kasan_slab_free+0x11c/0x150 [ 23.005240][ T375] ? __kasan_slab_free+0x11/0x20 [ 23.010166][ T375] ? wg_stop+0x130/0x130 [ 23.014493][ T375] ? __sanitizer_cov_trace_const_cmp2+0x19/0x20 [ 23.020851][ T375] netdev_start_xmit+0x8a/0x160 [ 23.025692][ T375] dev_hard_start_xmit+0x1aa/0x540 [ 23.030804][ T375] __dev_queue_xmit+0x108d/0x1c60 [ 23.035986][ T375] ? dev_queue_xmit+0x20/0x20 [ 23.040732][ T375] ? __kasan_check_write+0x14/0x20 [ 23.045857][ T375] ? _raw_write_lock_bh+0xa4/0x170 [ 23.050954][ T375] ? _raw_write_lock_irq+0x170/0x170 [ 23.056595][ T375] ? ndisc_constructor+0x5ea/0x7d0 [ 23.061707][ T375] ? __local_bh_enable_ip+0x53/0x80 [ 23.066899][ T375] ? _raw_write_unlock_bh+0x32/0x48 [ 23.072268][ T375] ? dev_hard_header+0xdb/0xf0 [ 23.077053][ T375] dev_queue_xmit+0x17/0x20 [ 23.081599][ T375] neigh_connected_output+0x275/0x2a0 [ 23.086955][ T375] ip6_finish_output2+0xc07/0x1090 [ 23.092066][ T375] ? __ip6_finish_output+0x520/0x520 [ 23.097326][ T375] ? ip6_mtu+0xda/0x130 [ 23.101472][ T375] ? ip6_skb_dst_mtu+0xaf/0x250 [ 23.106573][ T375] __ip6_finish_output+0x3e2/0x520 [ 23.111680][ T375] ip6_finish_output+0x34/0x210 [ 23.116870][ T375] ? ip6_output+0x46e/0x4a0 [ 23.121451][ T375] ip6_output+0x1db/0x4a0 [ 23.125854][ T375] ? asan.module_dtor+0x20/0x20 [ 23.130700][ T375] ? ip6_dst_idev+0x40/0x40 [ 23.135214][ T375] ? selinux_ipv6_forward+0x50/0x50 [ 23.140403][ T375] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 23.146537][ T375] ndisc_send_skb+0x694/0xbb0 [ 23.151212][ T375] ? ndisc_fill_addr_option+0x2e0/0x2e0 [ 23.156830][ T375] ? addrconf_addr_solict_mult+0xe0/0xe0 [ 23.162452][ T375] ? skb_set_owner_w+0x1e6/0x370 [ 23.167365][ T375] ? __sanitizer_cov_trace_cmp4+0x19/0x20 [ 23.173495][ T375] ? skb_put+0x11e/0x220 [ 23.177973][ T375] ndisc_send_rs+0x268/0x360 [ 23.182540][ T375] addrconf_dad_completed+0x499/0x990 [ 23.187988][ T375] ? addrconf_dad_stop+0x3b0/0x3b0 [ 23.193074][ T375] addrconf_dad_work+0xbb3/0x13b0 [ 23.198089][ T375] ? finish_task_switch+0x130/0x520 [ 23.203518][ T375] ? switch_mm_irqs_off+0x300/0x790 [ 23.208795][ T375] ? INIT_LIST_HEAD+0x60/0x60 [ 23.213449][ T375] ? __schedule+0xbf7/0x1280 [ 23.218014][ T375] ? __kasan_check_write+0x14/0x20 [ 23.223147][ T375] process_one_work+0x38d/0x7c0 [ 23.227979][ T375] worker_thread+0x6f7/0xa20 [ 23.232568][ T375] ? list_del_init+0x1f/0xd0 [ 23.237257][ T375] kthread+0x367/0x400 [ 23.241302][ T375] ? pr_cont_work+0x110/0x110 [ 23.245952][ T375] ? __list_add+0xc0/0xc0 [ 23.250281][ T375] ret_from_fork+0x1f/0x30 [ 23.255001][ T375] ================================================================================ [ 23.264424][ T375] ================================================================================ [ 23.273974][ T375] UBSAN: object-size-mismatch in ./include/linux/skbuff.h:1913:2 [ 23.281737][ T375] member access within address ffffc90000b97200 with insufficient space [ 23.290092][ T375] for an object of type 'struct sk_buff' [ 23.295722][ T375] CPU: 1 PID: 375 Comm: kworker/1:2 Not tainted 5.10.43-syzkaller-00312-g8102df91f2ab #0 [ 23.305858][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 23.316438][ T375] Workqueue: ipv6_addrconf addrconf_dad_work [ 23.322422][ T375] Call Trace: [ 23.325776][ T375] dump_stack_lvl+0x1e2/0x24b [ 23.330431][ T375] ? panic+0x7e5/0x7e5 [ 23.334476][ T375] ? bfq_pos_tree_add_move+0x439/0x439 [ 23.339925][ T375] ? irq_exit_rcu+0x9/0x10 [ 23.344320][ T375] ? sysvec_call_function_single+0xcb/0xe0 [ 23.350099][ T375] ? asm_sysvec_call_function_single+0x12/0x20 [ 23.356226][ T375] dump_stack+0x15/0x17 [ 23.360385][ T375] ubsan_type_mismatch_common+0x21f/0x3c0 [ 23.366095][ T375] __ubsan_handle_type_mismatch_v1+0x4d/0x60 [ 23.372084][ T375] wg_xmit+0x4ed/0xaa0 [ 23.376149][ T375] ? ____kasan_slab_free+0x11c/0x150 [ 23.381441][ T375] ? __kasan_slab_free+0x11/0x20 [ 23.386397][ T375] ? wg_stop+0x130/0x130 [ 23.390624][ T375] ? __sanitizer_cov_trace_const_cmp2+0x19/0x20 [ 23.396845][ T375] netdev_start_xmit+0x8a/0x160 [ 23.401698][ T375] dev_hard_start_xmit+0x1aa/0x540 [ 23.406802][ T375] __dev_queue_xmit+0x108d/0x1c60 [ 23.411806][ T375] ? dev_queue_xmit+0x20/0x20 [ 23.416461][ T375] ? __kasan_check_write+0x14/0x20 [ 23.421545][ T375] ? _raw_write_lock_bh+0xa4/0x170 [ 23.426631][ T375] ? _raw_write_lock_irq+0x170/0x170 [ 23.431890][ T375] ? ndisc_constructor+0x5ea/0x7d0 [ 23.436991][ T375] ? __local_bh_enable_ip+0x53/0x80 [ 23.442162][ T375] ? _raw_write_unlock_bh+0x32/0x48 [ 23.447434][ T375] ? dev_hard_header+0xdb/0xf0 [ 23.452177][ T375] dev_queue_xmit+0x17/0x20 [ 23.456662][ T375] neigh_connected_output+0x275/0x2a0 [ 23.462007][ T375] ip6_finish_output2+0xc07/0x1090 [ 23.467093][ T375] ? __ip6_finish_output+0x520/0x520 [ 23.472476][ T375] ? ip6_mtu+0xda/0x130 [ 23.476626][ T375] ? ip6_skb_dst_mtu+0xaf/0x250 [ 23.481555][ T375] __ip6_finish_output+0x3e2/0x520 [ 23.486864][ T375] ip6_finish_output+0x34/0x210 [ 23.491725][ T375] ? ip6_output+0x46e/0x4a0 [ 23.496468][ T375] ip6_output+0x1db/0x4a0 [ 23.500946][ T375] ? asan.module_dtor+0x20/0x20 [ 23.505786][ T375] ? ip6_dst_idev+0x40/0x40 [ 23.510263][ T375] ? selinux_ipv6_forward+0x50/0x50 [ 23.515437][ T375] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 23.521217][ T375] ndisc_send_skb+0x694/0xbb0 [ 23.526309][ T375] ? ndisc_fill_addr_option+0x2e0/0x2e0 [ 23.531830][ T375] ? addrconf_addr_solict_mult+0xe0/0xe0 [ 23.537437][ T375] ? skb_set_owner_w+0x1e6/0x370 [ 23.542796][ T375] ? __sanitizer_cov_trace_cmp4+0x19/0x20 [ 23.548504][ T375] ? skb_put+0x11e/0x220 [ 23.552735][ T375] ndisc_send_rs+0x268/0x360 [ 23.557310][ T375] addrconf_dad_completed+0x499/0x990 [ 23.562789][ T375] ? addrconf_dad_stop+0x3b0/0x3b0 [ 23.567900][ T375] addrconf_dad_work+0xbb3/0x13b0 [ 23.573029][ T375] ? finish_task_switch+0x130/0x520 [ 23.578512][ T375] ? switch_mm_irqs_off+0x300/0x790 [ 23.583975][ T375] ? INIT_LIST_HEAD+0x60/0x60 [ 23.588634][ T375] ? __schedule+0xbf7/0x1280 [ 23.593379][ T375] ? __kasan_check_write+0x14/0x20 [ 23.598652][ T375] process_one_work+0x38d/0x7c0 [ 23.603537][ T375] worker_thread+0x6f7/0xa20 [ 23.608110][ T375] ? list_del_init+0x1f/0xd0 [ 23.612779][ T375] kthread+0x367/0x400 [ 23.616828][ T375] ? pr_cont_work+0x110/0x110 [ 23.621480][ T375] ? __list_add+0xc0/0xc0 [ 23.625804][ T375] ret_from_fork+0x1f/0x30 [ 23.630329][ T375] ================================================================================ 2023/03/31 14:19:44 building call list... [ 23.645600][ T374] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 24.299254][ T178] device bridge_slave_1 left promiscuous mode [ 24.305801][ T178] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.313737][ T178] device bridge_slave_0 left promiscuous mode [ 24.320261][ T178] bridge0: port 1(bridge_slave_0) entered disabled state 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-build2659642446=/tmp/go-build -gno-record-gcc-switches" git status (err=) HEAD detached at 7939252e4 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=7939252e4ddf50bbb9912069a40d32f6c83c4f8e -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230317-174037'" "-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=7939252e4ddf50bbb9912069a40d32f6c83c4f8e -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230317-174037'" "-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=7939252e4ddf50bbb9912069a40d32f6c83c4f8e -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230317-174037'" "-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=\"7939252e4ddf50bbb9912069a40d32f6c83c4f8e\"