[   12.271943][    T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[   12.275836][    T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #208!!!
Warning: Permanently added '10.128.1.22' (ECDSA) to the list of known hosts.
2021/11/25 17:38:41 fuzzer started
2021/11/25 17:38:41 connecting to host at 10.128.0.163:40269
2021/11/25 17:38:41 checking machine...
2021/11/25 17:38:41 checking revisions...
2021/11/25 17:38:41 testing simple program...
[   19.319469][   T23] audit: type=1400 audit(1637861921.409:73): avc:  denied  { getattr } for  pid=362 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
[   19.325253][   T23] audit: type=1400 audit(1637861921.409:74): avc:  denied  { read } for  pid=362 comm="syz-fuzzer" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1
[   19.331249][   T23] audit: type=1400 audit(1637861921.409:75): avc:  denied  { open } for  pid=362 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
[   19.335671][  T370] cgroup: Unknown subsys name 'net'
[   19.336872][   T23] audit: type=1400 audit(1637861921.419:76): avc:  denied  { read } for  pid=362 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
[   19.355625][   T23] audit: type=1400 audit(1637861921.419:77): avc:  denied  { open } for  pid=362 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
[   19.355794][  T370] cgroup: Unknown subsys name 'devices'
[   19.378863][   T23] audit: type=1400 audit(1637861921.429:78): avc:  denied  { mounton } for  pid=370 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
[   19.407014][   T23] audit: type=1400 audit(1637861921.429:79): avc:  denied  { mount } for  pid=370 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
[   19.429188][   T23] audit: type=1400 audit(1637861921.429:80): avc:  denied  { unmount } for  pid=370 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[   19.534044][  T370] cgroup: Unknown subsys name 'hugetlb'
[   19.539749][  T370] cgroup: Unknown subsys name 'rlimit'
[   19.643726][   T23] audit: type=1400 audit(1637861921.739:81): avc:  denied  { setattr } for  pid=370 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
[   19.667233][   T23] audit: type=1400 audit(1637861921.759:82): 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
[   19.742348][  T374] bridge0: port 1(bridge_slave_0) entered blocking state
[   19.749407][  T374] bridge0: port 1(bridge_slave_0) entered disabled state
[   19.757065][  T374] device bridge_slave_0 entered promiscuous mode
[   19.764009][  T374] bridge0: port 2(bridge_slave_1) entered blocking state
[   19.771176][  T374] bridge0: port 2(bridge_slave_1) entered disabled state
[   19.778839][  T374] device bridge_slave_1 entered promiscuous mode
[   19.810495][  T374] bridge0: port 2(bridge_slave_1) entered blocking state
[   19.817718][  T374] bridge0: port 2(bridge_slave_1) entered forwarding state
[   19.825027][  T374] bridge0: port 1(bridge_slave_0) entered blocking state
[   19.832042][  T374] bridge0: port 1(bridge_slave_0) entered forwarding state
[   19.849369][   T24] bridge0: port 1(bridge_slave_0) entered disabled state
[   19.856727][   T24] bridge0: port 2(bridge_slave_1) entered disabled state
[   19.864340][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   19.871727][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   19.894370][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   19.902883][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   19.910640][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   19.919757][   T24] bridge0: port 1(bridge_slave_0) entered blocking state
[   19.926797][   T24] bridge0: port 1(bridge_slave_0) entered forwarding state
[   19.934175][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   19.942430][   T24] bridge0: port 2(bridge_slave_1) entered blocking state
[   19.949441][   T24] bridge0: port 2(bridge_slave_1) entered forwarding state
[   19.956828][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   19.964735][   T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   19.976026][   T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   19.989399][   T24] ================================================================================
[   19.999113][   T24] UBSAN: object-size-mismatch in ./include/linux/skbuff.h:2023:28
[   20.007024][   T24] member access within address ffffc9000019f1c0 with insufficient space
[   20.015357][   T24] for an object of type 'struct sk_buff'
[   20.021070][   T24] CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 5.10.81-syzkaller-00001-g4b644356291a #0
[   20.030868][   T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   20.040930][   T24] Workqueue: ipv6_addrconf addrconf_dad_work
[   20.046900][   T24] Call Trace:
[   20.050187][   T24]  dump_stack_lvl+0x1e2/0x24b
[   20.054851][   T24]  ? show_regs_print_info+0x18/0x18
[   20.060030][   T24]  ? wg_allowedips_lookup_dst+0x190/0x190
[   20.065746][   T24]  dump_stack+0x15/0x1d
[   20.069883][   T24]  ubsan_type_mismatch_common+0x1ed/0x3a0
[   20.075582][   T24]  ? __sanitizer_cov_trace_switch+0x74/0x90
[   20.081454][   T24]  __ubsan_handle_type_mismatch_v1+0x5b/0x70
[   20.087427][   T24]  wg_xmit+0x4a2/0xae0
[   20.091592][   T24]  ? wg_stop+0x140/0x140
[   20.095991][   T24]  ? __sanitizer_cov_trace_const_cmp2+0x19/0x20
[   20.102311][   T24]  netdev_start_xmit+0x8a/0x160
[   20.107144][   T24]  dev_hard_start_xmit+0x18d/0x2f0
[   20.112233][   T24]  __dev_queue_xmit+0xfbe/0x1bb0
[   20.117513][   T24]  ? __local_bh_enable_ip+0xa8/0x170
[   20.122781][   T24]  ? ndisc_mc_map+0x329/0x9e0
[   20.127436][   T24]  ? dev_queue_xmit+0x20/0x20
[   20.132182][   T24]  ? __sanitizer_cov_trace_const_cmp4+0x19/0x20
[   20.138523][   T24]  ? ndisc_constructor+0x690/0x8a0
[   20.143621][   T24]  ? _raw_write_unlock_bh+0x31/0x47
[   20.148797][   T24]  ? ___neigh_create+0x162d/0x1ab0
[   20.153889][   T24]  ? dev_hard_header+0xdb/0xf0
[   20.158659][   T24]  dev_queue_xmit+0x17/0x20
[   20.163243][   T24]  neigh_connected_output+0x288/0x2b0
[   20.168609][   T24]  ip6_finish_output2+0xde2/0x1440
[   20.173720][   T24]  ? __rcu_read_lock+0x50/0x50
[   20.178464][   T24]  ? __ip6_finish_output+0x520/0x520
[   20.183742][   T24]  ? dst_cow_metrics_generic+0x55/0x1d0
[   20.189277][   T24]  ? __sanitizer_cov_trace_const_cmp4+0x19/0x20
[   20.195583][   T24]  ? ip6_skb_dst_mtu+0xaf/0x260
[   20.200432][   T24]  __ip6_finish_output+0x3e4/0x520
[   20.205526][   T24]  ip6_finish_output+0x3f/0x220
[   20.210375][   T24]  ? ip6_output+0x1d3/0x4b0
[   20.215464][   T24]  ip6_output+0x1f8/0x4b0
[   20.220737][   T24]  ? asan.module_dtor+0x20/0x20
[   20.225564][   T24]  ? skb_dst+0x40/0x40
[   20.229621][   T24]  ? __rcu_read_lock+0x50/0x50
[   20.234384][   T24]  ? selinux_ipv6_forward+0x50/0x50
[   20.239599][   T24]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[   20.245303][   T24]  ? nf_hook_slow+0x150/0x1b0
[   20.249969][   T24]  NF_HOOK+0xdd/0x280
[   20.253938][   T24]  ? addrconf_addr_solict_mult+0xe0/0xe0
[   20.259560][   T24]  ? NF_HOOK+0x280/0x280
[   20.263785][   T24]  ? __rcu_read_lock+0x50/0x50
[   20.268526][   T24]  ? __sanitizer_cov_trace_const_cmp4+0x19/0x20
[   20.274746][   T24]  ? ndisc_send_skb+0x547/0x9f0
[   20.279572][   T24]  ? memcpy+0x56/0x70
[   20.283535][   T24]  ndisc_send_skb+0x646/0x9f0
[   20.288188][   T24]  ? slab_post_alloc_hook+0x90/0xa0
[   20.293365][   T24]  ? ndisc_fill_addr_option+0x2f0/0x2f0
[   20.299086][   T24]  ? skb_set_owner_w+0x1a8/0x310
[   20.304028][   T24]  ? __sanitizer_cov_trace_cmp4+0x19/0x20
[   20.309726][   T24]  ? skb_put+0x11d/0x200
[   20.313951][   T24]  ndisc_send_rs+0x26c/0x360
[   20.318521][   T24]  addrconf_dad_completed+0x4f3/0x9f0
[   20.323870][   T24]  ? addrconf_dad_stop+0x430/0x430
[   20.328959][   T24]  addrconf_dad_work+0x9c1/0x1520
[   20.333961][   T24]  ? move_linked_works+0x118/0x130
[   20.339050][   T24]  ? ipv6_use_optimistic_addr+0x1d0/0x1d0
[   20.344768][   T24]  ? __kasan_check_write+0x14/0x20
[   20.349857][   T24]  process_one_work+0x3ca/0x660
[   20.354685][   T24]  worker_thread+0x709/0xa20
[   20.359257][   T24]  ? __kthread_parkme+0x11b/0x150
[   20.364259][   T24]  kthread+0x371/0x390
[   20.368303][   T24]  ? pr_cont_work+0x110/0x110
[   20.372954][   T24]  ? __list_add+0xc0/0xc0
[   20.377261][   T24]  ret_from_fork+0x1f/0x30
[   20.381718][   T24] ================================================================================
[   20.391016][   T24] ================================================================================
[   20.400306][   T24] UBSAN: object-size-mismatch in ./include/linux/skbuff.h:1916:2
[   20.408179][   T24] member access within address ffffc9000019f1c0 with insufficient space
[   20.416546][   T24] for an object of type 'struct sk_buff'
[   20.422174][   T24] CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 5.10.81-syzkaller-00001-g4b644356291a #0
[   20.433362][   T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   20.443551][   T24] Workqueue: ipv6_addrconf addrconf_dad_work
[   20.449535][   T24] Call Trace:
[   20.452996][   T24]  dump_stack_lvl+0x1e2/0x24b
[   20.457756][   T24]  ? show_regs_print_info+0x18/0x18
[   20.463045][   T24]  ? wg_allowedips_lookup_dst+0x190/0x190
[   20.468739][   T24]  dump_stack+0x15/0x1d
[   20.472869][   T24]  ubsan_type_mismatch_common+0x1ed/0x3a0
[   20.478561][   T24]  __ubsan_handle_type_mismatch_v1+0x5b/0x70
[   20.484518][   T24]  wg_xmit+0x513/0xae0
[   20.488562][   T24]  ? wg_stop+0x140/0x140
[   20.492793][   T24]  ? __sanitizer_cov_trace_const_cmp2+0x19/0x20
[   20.499017][   T24]  netdev_start_xmit+0x8a/0x160
[   20.503854][   T24]  dev_hard_start_xmit+0x18d/0x2f0
[   20.508952][   T24]  __dev_queue_xmit+0xfbe/0x1bb0
[   20.513867][   T24]  ? __local_bh_enable_ip+0xa8/0x170
[   20.519395][   T24]  ? ndisc_mc_map+0x329/0x9e0
[   20.524133][   T24]  ? dev_queue_xmit+0x20/0x20
[   20.528785][   T24]  ? __sanitizer_cov_trace_const_cmp4+0x19/0x20
[   20.534998][   T24]  ? ndisc_constructor+0x690/0x8a0
[   20.540083][   T24]  ? _raw_write_unlock_bh+0x31/0x47
[   20.545346][   T24]  ? ___neigh_create+0x162d/0x1ab0
[   20.550427][   T24]  ? dev_hard_header+0xdb/0xf0
[   20.555264][   T24]  dev_queue_xmit+0x17/0x20
[   20.559741][   T24]  neigh_connected_output+0x288/0x2b0
[   20.565088][   T24]  ip6_finish_output2+0xde2/0x1440
[   20.570213][   T24]  ? __rcu_read_lock+0x50/0x50
[   20.575166][   T24]  ? __ip6_finish_output+0x520/0x520
[   20.580755][   T24]  ? dst_cow_metrics_generic+0x55/0x1d0
[   20.586286][   T24]  ? __sanitizer_cov_trace_const_cmp4+0x19/0x20
[   20.592634][   T24]  ? ip6_skb_dst_mtu+0xaf/0x260
[   20.597461][   T24]  __ip6_finish_output+0x3e4/0x520
[   20.602572][   T24]  ip6_finish_output+0x3f/0x220
[   20.607406][   T24]  ? ip6_output+0x1d3/0x4b0
[   20.611889][   T24]  ip6_output+0x1f8/0x4b0
[   20.616281][   T24]  ? asan.module_dtor+0x20/0x20
[   20.621106][   T24]  ? skb_dst+0x40/0x40
[   20.625153][   T24]  ? __rcu_read_lock+0x50/0x50
[   20.629903][   T24]  ? selinux_ipv6_forward+0x50/0x50
[   20.635077][   T24]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[   20.640768][   T24]  ? nf_hook_slow+0x150/0x1b0
[   20.645417][   T24]  NF_HOOK+0xdd/0x280
[   20.649375][   T24]  ? addrconf_addr_solict_mult+0xe0/0xe0
[   20.654980][   T24]  ? NF_HOOK+0x280/0x280
[   20.659195][   T24]  ? __rcu_read_lock+0x50/0x50
[   20.664278][   T24]  ? __sanitizer_cov_trace_const_cmp4+0x19/0x20
[   20.670490][   T24]  ? ndisc_send_skb+0x547/0x9f0
[   20.675321][   T24]  ? memcpy+0x56/0x70
[   20.679452][   T24]  ndisc_send_skb+0x646/0x9f0
[   20.684102][   T24]  ? slab_post_alloc_hook+0x90/0xa0
[   20.689631][   T24]  ? ndisc_fill_addr_option+0x2f0/0x2f0
[   20.695157][   T24]  ? skb_set_owner_w+0x1a8/0x310
[   20.700245][   T24]  ? __sanitizer_cov_trace_cmp4+0x19/0x20
[   20.706029][   T24]  ? skb_put+0x11d/0x200
[   20.710267][   T24]  ndisc_send_rs+0x26c/0x360
[   20.715091][   T24]  addrconf_dad_completed+0x4f3/0x9f0
[   20.720545][   T24]  ? addrconf_dad_stop+0x430/0x430
[   20.725645][   T24]  addrconf_dad_work+0x9c1/0x1520
[   20.730714][   T24]  ? move_linked_works+0x118/0x130
[   20.735796][   T24]  ? ipv6_use_optimistic_addr+0x1d0/0x1d0
[   20.741502][   T24]  ? __kasan_check_write+0x14/0x20
[   20.746936][   T24]  process_one_work+0x3ca/0x660
[   20.751760][   T24]  worker_thread+0x709/0xa20
[   20.756445][   T24]  ? __kthread_parkme+0x11b/0x150
[   20.761622][   T24]  kthread+0x371/0x390
[   20.765678][   T24]  ? pr_cont_work+0x110/0x110
[   20.770333][   T24]  ? __list_add+0xc0/0xc0
[   20.774656][   T24]  ret_from_fork+0x1f/0x30
[   20.779098][   T24] ================================================================================
[   20.789800][  T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   20.798416][  T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
2021/11/25 17:38:42 building call list...
[   20.815178][  T374] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation
[   21.412621][    T9] device bridge_slave_1 left promiscuous mode
[   21.419026][    T9] bridge0: port 2(bridge_slave_1) entered disabled state
[   21.426827][    T9] device bridge_slave_0 left promiscuous mode
[   21.433115][    T9] bridge0: port 1(bridge_slave_0) entered disabled state