UBSAN: object-size-mismatch in wg_xmit
IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
================================================================================
UBSAN: object-size-mismatch in ./include/linux/skbuff.h:2085:28
member access within address ffffc90000927140 with insufficient space
for an object of type 'struct sk_buff'
CPU: 0 PID: 69 Comm: kworker/0:2 Not tainted 5.16.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
dump_stack+0x15/0x17 lib/dump_stack.c:113
ubsan_epilogue lib/ubsan.c:151 [inline]
handle_object_size_mismatch lib/ubsan.c:232 [inline]
ubsan_type_mismatch_common+0x1e9/0x390 lib/ubsan.c:245
__ubsan_handle_type_mismatch_v1+0x4b/0x60 lib/ubsan.c:274
__skb_queue_before include/linux/skbuff.h:2085 [inline]
__skb_queue_tail include/linux/skbuff.h:2118 [inline]
wg_xmit+0x502/0xae0 drivers/net/wireguard/device.c:185
__netdev_start_xmit include/linux/netdevice.h:4994 [inline]
netdev_start_xmit+0x8a/0x160 include/linux/netdevice.h:5008
xmit_one net/core/dev.c:3590 [inline]
dev_hard_start_xmit+0x18d/0x2f0 net/core/dev.c:3606
__dev_queue_xmit+0x1273/0x2110 net/core/dev.c:4229
dev_queue_xmit+0x17/0x20 net/core/dev.c:4262
neigh_connected_output+0x288/0x2b0 net/core/neighbour.c:1552
neigh_output include/net/neighbour.h:527 [inline]
ip6_finish_output2+0xb23/0x10c0 net/ipv6/ip6_output.c:126
__ip6_finish_output+0x3e6/0x530 net/ipv6/ip6_output.c:191
ip6_finish_output+0x20b/0x220 net/ipv6/ip6_output.c:201
NF_HOOK_COND include/linux/netfilter.h:296 [inline]
ip6_output+0x1f8/0x4a0 net/ipv6/ip6_output.c:224
dst_output include/net/dst.h:450 [inline]
NF_HOOK+0xdd/0x280 include/linux/netfilter.h:307
ndisc_send_skb+0x6b6/0xaa0 net/ipv6/ndisc.c:508
ndisc_send_rs+0x26c/0x360 net/ipv6/ndisc.c:702
addrconf_dad_completed+0x543/0xa70 net/ipv6/addrconf.c:4216
addrconf_dad_work+0xbdf/0x1440
process_one_work+0x405/0x6c0 kernel/workqueue.c:2298
worker_thread+0x6fd/0xa80 kernel/workqueue.c:2445
kthread+0x372/0x450 kernel/kthread.c:327
ret_from_fork+0x1f/0x30
================================================================================
================================================================================
UBSAN: object-size-mismatch in ./include/linux/skbuff.h:1978:2
member access within address ffffc90000927140 with insufficient space
for an object of type 'struct sk_buff'
CPU: 0 PID: 69 Comm: kworker/0:2 Not tainted 5.16.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
dump_stack+0x15/0x17 lib/dump_stack.c:113
ubsan_epilogue lib/ubsan.c:151 [inline]
handle_object_size_mismatch lib/ubsan.c:232 [inline]
ubsan_type_mismatch_common+0x1e9/0x390 lib/ubsan.c:245
__ubsan_handle_type_mismatch_v1+0x4b/0x60 lib/ubsan.c:274
__skb_insert include/linux/skbuff.h:1978 [inline]
__skb_queue_before include/linux/skbuff.h:2085 [inline]
__skb_queue_tail include/linux/skbuff.h:2118 [inline]
wg_xmit+0x573/0xae0 drivers/net/wireguard/device.c:185
__netdev_start_xmit include/linux/netdevice.h:4994 [inline]
netdev_start_xmit+0x8a/0x160 include/linux/netdevice.h:5008
xmit_one net/core/dev.c:3590 [inline]
dev_hard_start_xmit+0x18d/0x2f0 net/core/dev.c:3606
__dev_queue_xmit+0x1273/0x2110 net/core/dev.c:4229
dev_queue_xmit+0x17/0x20 net/core/dev.c:4262
neigh_connected_output+0x288/0x2b0 net/core/neighbour.c:1552
neigh_output include/net/neighbour.h:527 [inline]
ip6_finish_output2+0xb23/0x10c0 net/ipv6/ip6_output.c:126
__ip6_finish_output+0x3e6/0x530 net/ipv6/ip6_output.c:191
ip6_finish_output+0x20b/0x220 net/ipv6/ip6_output.c:201
NF_HOOK_COND include/linux/netfilter.h:296 [inline]
ip6_output+0x1f8/0x4a0 net/ipv6/ip6_output.c:224
dst_output include/net/dst.h:450 [inline]
NF_HOOK+0xdd/0x280 include/linux/netfilter.h:307
ndisc_send_skb+0x6b6/0xaa0 net/ipv6/ndisc.c:508
ndisc_send_rs+0x26c/0x360 net/ipv6/ndisc.c:702
addrconf_dad_completed+0x543/0xa70 net/ipv6/addrconf.c:4216
addrconf_dad_work+0xbdf/0x1440
process_one_work+0x405/0x6c0 kernel/workqueue.c:2298
worker_thread+0x6fd/0xa80 kernel/workqueue.c:2445
kthread+0x372/0x450 kernel/kthread.c:327
ret_from_fork+0x1f/0x30
================================================================================
[ 4.082312][ T199] RDX: 0000000000000013 RSI: 00005629def74748 RDI: 0000000000000003
[ 4.083489][ T199] RBP: 000000000000001e R08: 000000000000001e R09: 0030312e322e332d
[ 4.084604][ T199] R10: 00007fff95c49004 R11: 0000000000000246 R12: 00007fff95c48ed0
[ 4.085756][ T199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000007
[ 4.086882][ T199]
[ 4.089020][ T199] ================================================================================
[ 4.513181][ T217] dhcpcd (217) used greatest stack depth: 23144 bytes left
[ 14.328551][ T28] kauditd_printk_skb: 49 callbacks suppressed
[ 14.328570][ T28] audit: type=1400 audit(1669439876.290:60): avc: denied { transition } for pid=321 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 14.333208][ T28] audit: type=1400 audit(1669439876.290:61): avc: denied { write } for pid=321 comm="sh" path="pipe:[282]" dev="pipefs" ino=282 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1
Warning: Permanently added '10.128.10.31' (ECDSA) to the list of known hosts.
2022/11/26 05:18:02 fuzzer started
2022/11/26 05:18:03 connecting to host at 10.128.0.163:42605
2022/11/26 05:18:03 checking machine...
2022/11/26 05:18:03 checking revisions...
2022/11/26 05:18:03 testing simple program...
[ 21.233906][ T28] audit: type=1400 audit(1669439883.190:62): avc: denied { getattr } for pid=400 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
[ 21.247312][ T408] cgroup: Unknown subsys name 'net'
[ 21.257757][ T28] audit: type=1400 audit(1669439883.190:63): avc: denied { read } for pid=400 comm="syz-fuzzer" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1
[ 21.284028][ T28] audit: type=1400 audit(1669439883.190:64): avc: denied { open } for pid=400 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
[ 21.284225][ T408] cgroup: Unknown subsys name 'devices'
[ 21.307752][ T28] audit: type=1400 audit(1669439883.190:65): avc: denied { read } for pid=400 comm="syz-fuzzer" name="raw-gadget" dev="devtmpfs" ino=161 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 21.336267][ T28] audit: type=1400 audit(1669439883.190:66): avc: denied { open } for pid=400 comm="syz-fuzzer" path="/dev/raw-gadget" dev="devtmpfs" ino=161 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 21.361510][ T28] audit: type=1400 audit(1669439883.190:67): avc: denied { mounton } for pid=408 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
[ 21.385131][ T28] audit: type=1400 audit(1669439883.190:68): avc: denied { mount } for pid=408 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
[ 21.409284][ T28] audit: type=1400 audit(1669439883.220:69): avc: denied { unmount } for pid=408 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 21.518050][ T408] cgroup: Unknown subsys name 'hugetlb'
[ 21.523636][ T408] cgroup: Unknown subsys name 'rlimit'
[ 21.617462][ T28] audit: type=1400 audit(1669439883.580:70): avc: denied { setattr } for pid=408 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=161 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 21.650693][ T28] audit: type=1400 audit(1669439883.610:71): avc: denied { execmem } for pid=411 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 21.697181][ T412] bridge0: port 1(bridge_slave_0) entered blocking state
[ 21.704026][ T412] bridge0: port 1(bridge_slave_0) entered disabled state
[ 21.711456][ T412] device bridge_slave_0 entered promiscuous mode
[ 21.718229][ T412] bridge0: port 2(bridge_slave_1) entered blocking state
[ 21.725169][ T412] bridge0: port 2(bridge_slave_1) entered disabled state
[ 21.732730][ T412] device bridge_slave_1 entered promiscuous mode
[ 21.766418][ T412] bridge0: port 2(bridge_slave_1) entered blocking state
[ 21.773311][ T412] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 21.780535][ T412] bridge0: port 1(bridge_slave_0) entered blocking state
[ 21.787758][ T412] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 21.806045][ T17] bridge0: port 1(bridge_slave_0) entered disabled state
[ 21.813311][ T17] bridge0: port 2(bridge_slave_1) entered disabled state
[ 21.820720][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 21.829068][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 21.837931][ T409] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 21.846225][ T409] bridge0: port 1(bridge_slave_0) entered blocking state
[ 21.853224][ T409] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 21.864532][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 21.872957][ T17] bridge0: port 2(bridge_slave_1) entered blocking state
[ 21.879841][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 21.887249][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 21.902561][ T412] device veth0_vlan entered promiscuous mode
[ 21.909276][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 21.917571][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 21.925319][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 21.933046][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 21.941414][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 21.953111][ T409] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 21.962060][ T412] device veth1_macvtap entered promiscuous mode
[ 21.973735][ T69] ================================================================================
[ 21.983125][ T69] UBSAN: object-size-mismatch in ./include/linux/skbuff.h:2085:28
[ 21.990819][ T69] member access within address ffffc90000927140 with insufficient space
[ 21.999063][ T69] for an object of type 'struct sk_buff'
[ 22.004500][ T69] CPU: 0 PID: 69 Comm: kworker/0:2 Not tainted 5.16.0-rc4-syzkaller #0
[ 22.012568][ T69] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 22.022971][ T69] Workqueue: ipv6_addrconf addrconf_dad_work
[ 22.028808][ T69] Call Trace:
[ 22.031995][ T69]
[ 22.034782][ T69] dump_stack_lvl+0x151/0x1b7
[ 22.039402][ T69] ? bfq_pos_tree_add_move+0x439/0x439
[ 22.044766][ T69] ? lookup+0x388/0x3d0
[ 22.048834][ T69] dump_stack+0x15/0x17
[ 22.052852][ T69] ubsan_type_mismatch_common+0x1e9/0x390
[ 22.058413][ T69] __ubsan_handle_type_mismatch_v1+0x4b/0x60
[ 22.064392][ T69] wg_xmit+0x502/0xae0
[ 22.068298][ T69] ? wg_stop+0x5d0/0x5d0
[ 22.072365][ T69] netdev_start_xmit+0x8a/0x160
[ 22.077057][ T69] dev_hard_start_xmit+0x18d/0x2f0
[ 22.082010][ T69] __dev_queue_xmit+0x1273/0x2110
[ 22.087915][ T69] ? dev_queue_xmit+0x20/0x20
[ 22.092415][ T69] ? __kasan_check_write+0x14/0x20
[ 22.097470][ T69] ? _raw_write_lock_bh+0xa3/0x170
[ 22.102416][ T69] ? _raw_write_lock_irq+0x170/0x170
[ 22.108134][ T69] ? __kasan_check_write+0x14/0x20
[ 22.113085][ T69] ? ndisc_constructor+0x653/0x850
[ 22.118022][ T69] ? __local_bh_enable_ip+0x58/0x80
[ 22.123059][ T69] ? _raw_write_unlock_bh+0x31/0x47
[ 22.128237][ T69] ? ___neigh_create+0x17b3/0x1c30
[ 22.134049][ T69] ? dev_hard_header+0xdb/0xf0
[ 22.138645][ T69] dev_queue_xmit+0x17/0x20
[ 22.143074][ T69] neigh_connected_output+0x288/0x2b0
[ 22.148548][ T69] ip6_finish_output2+0xb23/0x10c0
[ 22.153681][ T69] ? __ip6_finish_output+0x530/0x530
[ 22.159372][ T69] ? ip6_mtu+0xd8/0x120
[ 22.163551][ T69] ? ip6_skb_dst_mtu+0xaf/0x260
[ 22.168360][ T69] __ip6_finish_output+0x3e6/0x530
[ 22.173300][ T69] ip6_finish_output+0x20b/0x220
[ 22.178073][ T69] ? ip6_output+0x1d3/0x4a0
[ 22.182425][ T69] ip6_output+0x1f8/0x4a0
[ 22.186672][ T69] ? xfrm_pols_put+0x102/0x110
[ 22.191256][ T69] ? ac6_get_next+0x2a0/0x2a0
[ 22.195916][ T69] ? ip6_dst_idev+0x40/0x40
[ 22.200291][ T69] ? selinux_ip_forward+0x7f0/0x7f0
[ 22.205416][ T69] NF_HOOK+0xdd/0x280
[ 22.209236][ T69] ? addrconf_addr_solict_mult+0xe0/0xe0
[ 22.214787][ T69] ? NF_HOOK+0x280/0x280
[ 22.218780][ T69] ? xfrm_lookup+0x38/0x50
[ 22.223115][ T69] ? ndisc_send_skb+0x5b7/0xaa0
[ 22.228111][ T69] ? memcpy+0x56/0x70
[ 22.231968][ T69] ndisc_send_skb+0x6b6/0xaa0
[ 22.236548][ T69] ? ndisc_fill_addr_option+0x320/0x320
[ 22.242044][ T69] ? __kasan_check_write+0x14/0x20
[ 22.247454][ T69] ? skb_set_owner_w+0x1b8/0x330
[ 22.252339][ T69] ? skb_put+0x119/0x200
[ 22.257230][ T69] ndisc_send_rs+0x26c/0x360
[ 22.261639][ T69] addrconf_dad_completed+0x543/0xa70
[ 22.266943][ T69] ? addrconf_dad_stop+0x480/0x480
[ 22.271890][ T69] addrconf_dad_work+0xbdf/0x1440
[ 22.276762][ T69] ? INIT_LIST_HEAD+0x60/0x60
[ 22.281342][ T69] ? __kasan_check_write+0x14/0x20
[ 22.286294][ T69] process_one_work+0x405/0x6c0
[ 22.291510][ T69] worker_thread+0x6fd/0xa80
[ 22.296286][ T69] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 22.301632][ T69] ? __kthread_parkme+0x139/0x180
[ 22.306529][ T69] kthread+0x372/0x450
[ 22.310877][ T69] ? pr_cont_work+0x110/0x110
[ 22.315372][ T69] ? __list_add+0xc0/0xc0
[ 22.319544][ T69] ret_from_fork+0x1f/0x30
[ 22.323934][ T69]
[ 22.326782][ T69] ================================================================================
[ 22.335861][ T69] ================================================================================
[ 22.345038][ T69] UBSAN: object-size-mismatch in ./include/linux/skbuff.h:1978:2
[ 22.352704][ T69] member access within address ffffc90000927140 with insufficient space
[ 22.360920][ T69] for an object of type 'struct sk_buff'
[ 22.366369][ T69] CPU: 0 PID: 69 Comm: kworker/0:2 Not tainted 5.16.0-rc4-syzkaller #0
[ 22.374477][ T69] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 22.384537][ T69] Workqueue: ipv6_addrconf addrconf_dad_work
[ 22.390336][ T69] Call Trace:
[ 22.393549][ T69]
[ 22.396313][ T69] dump_stack_lvl+0x151/0x1b7
[ 22.401271][ T69] ? bfq_pos_tree_add_move+0x439/0x439
[ 22.406648][ T69] ? lookup+0x388/0x3d0
[ 22.410761][ T69] dump_stack+0x15/0x17
[ 22.415364][ T69] ubsan_type_mismatch_common+0x1e9/0x390
[ 22.421037][ T69] __ubsan_handle_type_mismatch_v1+0x4b/0x60
[ 22.427032][ T69] wg_xmit+0x573/0xae0
[ 22.431107][ T69] ? wg_stop+0x5d0/0x5d0
[ 22.435161][ T69] netdev_start_xmit+0x8a/0x160
[ 22.439865][ T69] dev_hard_start_xmit+0x18d/0x2f0
[ 22.444909][ T69] __dev_queue_xmit+0x1273/0x2110
[ 22.449925][ T69] ? dev_queue_xmit+0x20/0x20
[ 22.454603][ T69] ? __kasan_check_write+0x14/0x20
[ 22.459633][ T69] ? _raw_write_lock_bh+0xa3/0x170
[ 22.464580][ T69] ? _raw_write_lock_irq+0x170/0x170
[ 22.469984][ T69] ? __kasan_check_write+0x14/0x20
[ 22.474945][ T69] ? ndisc_constructor+0x653/0x850
[ 22.479880][ T69] ? __local_bh_enable_ip+0x58/0x80
[ 22.484924][ T69] ? _raw_write_unlock_bh+0x31/0x47
[ 22.490275][ T69] ? ___neigh_create+0x17b3/0x1c30
[ 22.495466][ T69] ? dev_hard_header+0xdb/0xf0
[ 22.500475][ T69] dev_queue_xmit+0x17/0x20
[ 22.505173][ T69] neigh_connected_output+0x288/0x2b0
[ 22.510474][ T69] ip6_finish_output2+0xb23/0x10c0
[ 22.515540][ T69] ? __ip6_finish_output+0x530/0x530
[ 22.520912][ T69] ? ip6_mtu+0xd8/0x120
[ 22.525077][ T69] ? ip6_skb_dst_mtu+0xaf/0x260
[ 22.529917][ T69] __ip6_finish_output+0x3e6/0x530
[ 22.535236][ T69] ip6_finish_output+0x20b/0x220
[ 22.540226][ T69] ? ip6_output+0x1d3/0x4a0
[ 22.544631][ T69] ip6_output+0x1f8/0x4a0
[ 22.548872][ T69] ? xfrm_pols_put+0x102/0x110
[ 22.553545][ T69] ? ac6_get_next+0x2a0/0x2a0
[ 22.558235][ T69] ? ip6_dst_idev+0x40/0x40
[ 22.562693][ T69] ? selinux_ip_forward+0x7f0/0x7f0
[ 22.567910][ T69] NF_HOOK+0xdd/0x280
[ 22.571721][ T69] ? addrconf_addr_solict_mult+0xe0/0xe0
[ 22.577287][ T69] ? NF_HOOK+0x280/0x280
[ 22.581388][ T69] ? xfrm_lookup+0x38/0x50
[ 22.585633][ T69] ? ndisc_send_skb+0x5b7/0xaa0
[ 22.590317][ T69] ? memcpy+0x56/0x70
[ 22.594224][ T69] ndisc_send_skb+0x6b6/0xaa0
[ 22.598736][ T69] ? ndisc_fill_addr_option+0x320/0x320
[ 22.604195][ T69] ? __kasan_check_write+0x14/0x20
[ 22.609278][ T69] ? skb_set_owner_w+0x1b8/0x330
[ 22.614315][ T69] ? skb_put+0x119/0x200
[ 22.618458][ T69] ndisc_send_rs+0x26c/0x360
[ 22.622895][ T69] addrconf_dad_completed+0x543/0xa70
[ 22.628458][ T69] ? addrconf_dad_stop+0x480/0x480
[ 22.633594][ T69] addrconf_dad_work+0xbdf/0x1440
[ 22.638455][ T69] ? INIT_LIST_HEAD+0x60/0x60
[ 22.642954][ T69] ? __kasan_check_write+0x14/0x20
[ 22.647996][ T69] process_one_work+0x405/0x6c0
[ 22.652699][ T69] worker_thread+0x6fd/0xa80
[ 22.657112][ T69] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 22.665271][ T69] ? __kthread_parkme+0x139/0x180
2022/11/26 05:18:04 building call list...
[ 22.670228][ T69] kthread+0x372/0x450
[ 22.674130][ T69] ? pr_cont_work+0x110/0x110
[ 22.678727][ T69] ? __list_add+0xc0/0xc0
[ 22.682891][ T69] ret_from_fork+0x1f/0x30
[ 22.687143][ T69]
[ 22.690051][ T69] ================================================================================
[ 22.699714][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 22.707977][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 22.797087][ T412] syz-executor.0 (412) used greatest stack depth: 21640 bytes left
[ 23.267579][ T7] device bridge_slave_1 left promiscuous mode
[ 23.273843][ T7] bridge0: port 2(bridge_slave_1) entered disabled state
[ 23.283141][ T7] device bridge_slave_0 left promiscuous mode
[ 23.289278][ T7] bridge0: port 1(bridge_slave_0) entered disabled state
[ 23.297773][ T7] device veth1_macvtap left promiscuous mode
[ 23.303707][ T7] device veth0_vlan left promiscuous mode
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/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"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64"
GOVCS=""
GOVERSION="go1.17"
GCCGO="gccgo"
AR="ar"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
GOMOD="/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build2012801252=/tmp/go-build -gno-record-gcc-switches"
git status (err=)
HEAD detached at 9da37ae85
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=9da37ae85383e0dda5fc114ec808909f72fe038d -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221122-120757'" "-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=9da37ae85383e0dda5fc114ec808909f72fe038d -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221122-120757'" "-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=9da37ae85383e0dda5fc114ec808909f72fe038d -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221122-120757'" "-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 -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"9da37ae85383e0dda5fc114ec808909f72fe038d\"