Warning: Permanently added '10.128.0.113' (ECDSA) to the list of known hosts. 2023/03/15 11:44:21 fuzzer started 2023/03/15 11:44:22 connecting to host at 10.128.0.169:34525 2023/03/15 11:44:22 checking machine... 2023/03/15 11:44:22 checking revisions... 2023/03/15 11:44:22 testing simple program... [ 58.378525][ T5091] cgroup: Unknown subsys name 'net' [ 58.515698][ T5091] cgroup: Unknown subsys name 'rlimit' [ 58.641062][ T5084] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5084 'syz-fuzzer' [ 58.791895][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 58.801060][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 58.809000][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 58.817624][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 58.825395][ T5095] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 58.832771][ T5095] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 58.958723][ T5093] chnl_net:caif_netlink_parms(): no params data found [ 58.981473][ T5093] [ 58.984465][ T5093] ============================= [ 58.989435][ T5093] WARNING: suspicious RCU usage [ 58.994329][ T5093] 6.3.0-rc2-next-20230315-syzkaller #0 Not tainted [ 59.000847][ T5093] ----------------------------- [ 59.005776][ T5093] drivers/net/veth.c:1265 suspicious rcu_dereference_check() usage! [ 59.013838][ T5093] [ 59.013838][ T5093] other info that might help us debug this: [ 59.013838][ T5093] [ 59.024177][ T5093] [ 59.024177][ T5093] rcu_scheduler_active = 2, debug_locks = 1 [ 59.032267][ T5093] 1 lock held by syz-executor.0/5093: [ 59.039147][ T5093] #0: ffffffff8e10a2c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e8/0xd50 [ 59.048786][ T5093] [ 59.048786][ T5093] stack backtrace: [ 59.054730][ T5093] CPU: 0 PID: 5093 Comm: syz-executor.0 Not tainted 6.3.0-rc2-next-20230315-syzkaller #0 [ 59.064590][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 59.074650][ T5093] Call Trace: [ 59.077927][ T5093] [ 59.080849][ T5093] dump_stack_lvl+0x136/0x150 [ 59.085524][ T5093] lockdep_rcu_suspicious+0x208/0x3a0 [ 59.090896][ T5093] veth_set_xdp_features+0x1c7/0x250 [ 59.096271][ T5093] veth_newlink+0x729/0x9d0 [ 59.100856][ T5093] ? veth_set_features+0x1e0/0x1e0 [ 59.105975][ T5093] ? __rtnl_newlink+0xfd4/0x1840 [ 59.110909][ T5093] ? rtnl_newlink+0x68/0xa0 [ 59.115403][ T5093] ? rtnetlink_rcv_msg+0x43d/0xd50 [ 59.120508][ T5093] ? netlink_rcv_skb+0x165/0x440 [ 59.125434][ T5093] ? netlink_unicast+0x547/0x7f0 [ 59.130362][ T5093] ? netlink_sendmsg+0x925/0xe30 [ 59.135290][ T5093] ? sock_sendmsg+0xde/0x190 [ 59.139868][ T5093] ? __sys_sendto+0x23a/0x340 [ 59.144564][ T5093] ? __x64_sys_sendto+0xe1/0x1b0 [ 59.149493][ T5093] ? do_syscall_64+0x39/0xb0 [ 59.154074][ T5093] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 59.160141][ T5093] ? find_held_lock+0x2d/0x110 [ 59.164919][ T5093] ? __kmem_cache_alloc_node+0x48/0x320 [ 59.170497][ T5093] ? kvmalloc_node+0xa2/0x1a0 [ 59.175186][ T5093] ? rcu_read_lock_sched_held+0x3e/0x70 [ 59.180791][ T5093] ? trace_kmalloc+0xae/0x100 [ 59.185489][ T5093] ? __kmalloc_node+0x77/0xd0 [ 59.190210][ T5093] ? __xdp_rxq_info_reg+0x18d/0x340 [ 59.195476][ T5093] ? alloc_netdev_mqs+0xdce/0x1250 [ 59.201240][ T5093] ? rtnl_create_link+0x9d8/0xee0 [ 59.206471][ T5093] ? veth_set_features+0x1e0/0x1e0 [ 59.211684][ T5093] __rtnl_newlink+0x10c2/0x1840 [ 59.216644][ T5093] ? find_held_lock+0x2d/0x110 [ 59.221416][ T5093] ? rtnl_link_unregister+0x250/0x250 [ 59.226973][ T5093] ? __kmem_cache_alloc_node+0x48/0x320 [ 59.232560][ T5093] rtnl_newlink+0x68/0xa0 [ 59.237071][ T5093] ? __rtnl_newlink+0x1840/0x1840 [ 59.242114][ T5093] rtnetlink_rcv_msg+0x43d/0xd50 [ 59.247072][ T5093] ? rtnl_stats_set+0x4d0/0x4d0 [ 59.252050][ T5093] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.258075][ T5093] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 59.264181][ T5093] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.270373][ T5093] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 59.276371][ T5093] ? print_usage_bug.part.0+0x660/0x660 [ 59.281942][ T5093] netlink_rcv_skb+0x165/0x440 [ 59.286719][ T5093] ? rtnl_stats_set+0x4d0/0x4d0 [ 59.291583][ T5093] ? netlink_ack+0x1360/0x1360 [ 59.296375][ T5093] ? netlink_deliver_tap+0x1b1/0xcf0 [ 59.301675][ T5093] netlink_unicast+0x547/0x7f0 [ 59.306454][ T5093] ? netlink_attachskb+0x890/0x890 [ 59.311575][ T5093] ? __virt_addr_valid+0x61/0x2e0 [ 59.316643][ T5093] ? __phys_addr_symbol+0x30/0x70 [ 59.321826][ T5093] ? __check_object_size+0x333/0x6e0 [ 59.327176][ T5093] netlink_sendmsg+0x925/0xe30 [ 59.332074][ T5093] ? netlink_unicast+0x7f0/0x7f0 [ 59.337132][ T5093] ? __might_fault+0xb2/0x190 [ 59.342277][ T5093] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 59.347595][ T5093] ? netlink_unicast+0x7f0/0x7f0 [ 59.352555][ T5093] sock_sendmsg+0xde/0x190 [ 59.357257][ T5093] __sys_sendto+0x23a/0x340 [ 59.361801][ T5093] ? __ia32_sys_getpeername+0xb0/0xb0 [ 59.367328][ T5093] ? xfd_validate_state+0x5d/0x180 [ 59.372503][ T5093] __x64_sys_sendto+0xe1/0x1b0 [ 59.377492][ T5093] ? syscall_enter_from_user_mode+0x26/0xb0 [ 59.383420][ T5093] do_syscall_64+0x39/0xb0 [ 59.387997][ T5093] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 59.393930][ T5093] RIP: 0033:0x7f932823e12c [ 59.398374][ T5093] Code: fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 20 fb ff ff 48 8b [ 59.418696][ T5093] RSP: 002b:00007ffec2170000 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 59.427208][ T5093] RAX: ffffffffffffffda RBX: 00007f9328ed4620 RCX: 00007f932823e12c [ 59.435459][ T5093] RDX: 000000000000002c RSI: 00007f9328ed4670 RDI: 0000000000000003 [ 59.443714][ T5093] RBP: 0000000000000000 R08: 00007ffec2170054 R09: 000000000000000c [ 59.451902][ T5093] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 59.459884][ T5093] R13: 00007f9328ed4670 R14: 0000000000000003 R15: 0000000000000000 [ 59.467912][ T5093] [ 59.498875][ T5093] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.506690][ T5093] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.514582][ T5093] bridge_slave_0: entered allmulticast mode [ 59.521345][ T5093] bridge_slave_0: entered promiscuous mode [ 59.530358][ T5093] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.538251][ T5093] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.545814][ T5093] bridge_slave_1: entered allmulticast mode [ 59.552477][ T5093] bridge_slave_1: entered promiscuous mode [ 59.574034][ T5093] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.586329][ T5093] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.611902][ T5093] team0: Port device team_slave_0 added [ 59.620591][ T5093] team0: Port device team_slave_1 added [ 59.639434][ T5093] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.646525][ T5093] 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. [ 59.672464][ T5093] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.686034][ T5093] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.693026][ T5093] 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. [ 59.719100][ T5093] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.750234][ T5093] hsr_slave_0: entered promiscuous mode [ 59.757104][ T5093] hsr_slave_1: entered promiscuous mode [ 59.845654][ T5093] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.857153][ T5093] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.866945][ T5093] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.877163][ T5093] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.899297][ T5093] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.906660][ T5093] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.914626][ T5093] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.921702][ T5093] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.933651][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.942051][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.988522][ T5093] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.002350][ T900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.014537][ T900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.026061][ T5093] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.037174][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.047078][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.056226][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.063304][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.076750][ T900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.085471][ T900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.094166][ T900] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.101260][ T900] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.122994][ T5093] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.135264][ T5093] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.149462][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.158386][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.167147][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.176279][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.185038][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.194771][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.203282][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.212475][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.221549][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.230099][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.239340][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.247844][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.392537][ T5093] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.400838][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.409859][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.428139][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.436970][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.455504][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.465341][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.475697][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.485522][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.495515][ T5093] veth0_vlan: entered promiscuous mode [ 60.508474][ T5093] veth1_vlan: entered promiscuous mode [ 60.528314][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.536970][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.545995][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 60.555427][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.567328][ T5093] veth0_macvtap: entered promiscuous mode [ 60.577052][ T5093] veth1_macvtap: entered promiscuous mode [ 60.592629][ T5093] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.601563][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.609849][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.618096][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.627397][ T5104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.639498][ T5093] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.647929][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 60.656828][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.668928][ T5093] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.679377][ T5093] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.688547][ T5093] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.698993][ T5093] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.767479][ T57] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.775698][ T57] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.786299][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.808940][ T57] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.817238][ T57] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.826896][ T903] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2023/03/15 11:44:24 building call list... [ 60.884262][ T5095] Bluetooth: hci0: command 0x0409 tx timeout executing program [ 62.877630][ T5088] damon-dbgfs: DAMON debugfs interface is deprecated, so users should move to DAMON_SYSFS. If you cannot, please report your usecase to damon@lists.linux.dev and linux-mm@kvack.org. [ 63.075460][ T5088] can: request_module (can-proto-0) failed. [ 63.112683][ T5088] can: request_module (can-proto-0) failed. [ 63.151120][ T5088] can: request_module (can-proto-0) failed. [ 63.649497][ T57] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 executing program