syzkaller login: [ 97.546134][ T2049] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 97.558949][ T2049] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 97.571469][ T2049] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:42128' (ECDSA) to the list of known hosts. 1970/01/01 00:02:19 fuzzer started 1970/01/01 00:02:24 connecting to host at localhost:45119 1970/01/01 00:02:24 checking machine... 1970/01/01 00:02:24 checking revisions... 1970/01/01 00:02:26 testing simple program... [ 147.865153][ T2209] cgroup: Unknown subsys name 'net' [ 148.351217][ T2209] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 154.018351][ T2212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 154.047930][ T2212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link executing program [ 156.680963][ T2212] device hsr_slave_0 entered promiscuous mode [ 156.755705][ T2212] device hsr_slave_1 entered promiscuous mode executing program [ 158.459620][ T2212] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 158.558475][ T2212] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 158.631502][ T2212] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 158.722045][ T2212] netdevsim netdevsim0 netdevsim3: renamed from eth3 executing program [ 160.593689][ T2212] 8021q: adding VLAN 0 to HW filter on device bond0 [ 160.679601][ T91] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 160.693618][ T91] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 161.658546][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 161.676718][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 161.727788][ T91] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 161.740238][ T91] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 161.800408][ T91] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 161.850719][ T888] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 162.010285][ T91] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 162.019009][ T91] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 162.065958][ T888] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 162.079521][ T888] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 162.118967][ T2212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 163.048483][ T2530] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 163.050917][ T2530] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready executing program [ 165.600309][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 165.618462][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready executing program [ 166.884462][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 166.891975][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 166.924669][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 166.938807][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 166.973344][ T2212] device veth0_vlan entered promiscuous mode [ 167.080068][ T2212] device veth1_vlan entered promiscuous mode [ 167.378205][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 167.391375][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 167.451678][ T2212] device veth0_macvtap entered promiscuous mode [ 167.523911][ T2212] device veth1_macvtap entered promiscuous mode [ 167.670976][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 167.677417][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 167.693727][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 167.699201][ T2210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 167.758016][ T2530] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 167.769247][ T2530] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 167.836607][ T2212] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 167.838074][ T2212] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 167.838706][ T2212] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 167.839226][ T2212] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 168.161216][ C1] ------------[ cut here ]------------ [ 168.162152][ C1] WARNING: CPU: 1 PID: 1112 at include/linux/cpumask.h:110 wg_cpumask_next_online+0x1c0/0x2c0 [ 168.162661][ C1] Modules linked in: [ 168.163080][ C1] CPU: 1 PID: 1112 Comm: kworker/u4:6 Tainted: G W 6.0.0-syzkaller-11161-g041bc24d867a #0 [ 168.163492][ C1] Hardware name: linux,dummy-virt (DT) [ 168.164239][ C1] Workqueue: wg-kex-wg2 wg_packet_handshake_send_worker [ 168.164802][ C1] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 168.165235][ C1] pc : wg_cpumask_next_online+0x1c0/0x2c0 [ 168.165545][ C1] lr : wg_packet_receive+0x978/0x1560 [ 168.166256][ C1] sp : ffff800010ab7480 [ 168.167603][ C1] x29: ffff800010ab7480 x28: 0000000000000001 x27: 1fffe0000259aa19 [ 168.168581][ C1] x26: 0000000000000000 x25: ffff80000de5c000 x24: 0000000000000000 [ 168.169232][ C1] x23: 0000000000000003 x22: ffff80000de5cb68 x21: 0000000000000001 [ 168.169857][ C1] x20: ffff000012cd50c8 x19: ffff80000de5cd50 x18: 00000000bcb6f61e [ 168.170592][ C1] x17: ffff80005cbe4000 x16: ffff800010ab8000 x15: ffff000012e447a8 [ 168.171239][ C1] x14: 1ffff00002156e68 x13: 0000000000000000 x12: ffff60000259aa91 [ 168.171772][ C1] x11: 1fffe0000259aa90 x10: ffff60000259aa90 x9 : dfff800000000000 [ 168.172379][ C1] x8 : ffff000012cd5483 x7 : 00009ffffda65570 x6 : 0000000000000001 [ 168.172968][ C1] x5 : ffff000012cd5480 x4 : ffff700001bcb9aa x3 : dfff800000000000 [ 168.173698][ C1] x2 : 0000000000000002 x1 : 0000000000000002 x0 : 0000000000000001 [ 168.174359][ C1] Call trace: [ 168.174664][ C1] wg_cpumask_next_online+0x1c0/0x2c0 [ 168.175056][ C1] wg_packet_receive+0x978/0x1560 [ 168.175454][ C1] wg_receive+0x58/0xb0 [ 168.175789][ C1] udpv6_queue_rcv_one_skb+0x8f4/0x17c0 [ 168.176215][ C1] udpv6_queue_rcv_skb+0x134/0x7e0 [ 168.176567][ C1] udp6_unicast_rcv_skb+0xe8/0x270 [ 168.176912][ C1] __udp6_lib_rcv+0x8a4/0x2330 [ 168.177266][ C1] udpv6_rcv+0x1c/0x2c [ 168.177594][ C1] ip6_protocol_deliver_rcu+0x154/0x14f0 [ 168.177996][ C1] ip6_input_finish+0x108/0x220 [ 168.178369][ C1] ip6_input+0xbc/0x2b0 [ 168.178750][ C1] ipv6_rcv+0x39c/0x47c [ 168.179120][ C1] __netif_receive_skb_one_core+0xf4/0x170 [ 168.179512][ C1] __netif_receive_skb+0x24/0x184 [ 168.179853][ C1] process_backlog+0x24c/0x6b0 [ 168.180205][ C1] __napi_poll+0x94/0x3a4 [ 168.180554][ C1] net_rx_action+0x78c/0xb60 [ 168.180907][ C1] _stext+0x28c/0x107c [ 168.181260][ C1] ____do_softirq+0x10/0x20 [ 168.181619][ C1] call_on_irq_stack+0x2c/0x54 [ 168.181966][ C1] do_softirq_own_stack+0x1c/0x30 [ 168.182603][ C1] do_softirq.part.0+0xd0/0xf4 [ 168.183204][ C1] __local_bh_enable_ip+0x50c/0x5d0 [ 168.183607][ C1] _raw_read_unlock_bh+0x54/0x64 [ 168.183992][ C1] wg_socket_send_skb_to_peer+0xf0/0x190 [ 168.184357][ C1] wg_socket_send_buffer_to_peer+0x110/0x160 [ 168.184721][ C1] wg_packet_send_handshake_initiation+0x1a8/0x274 [ 168.185119][ C1] wg_packet_handshake_send_worker+0x1c/0x34 [ 168.185488][ C1] process_one_work+0x780/0x184c [ 168.185842][ C1] worker_thread+0x3cc/0xc40 [ 168.186186][ C1] kthread+0x23c/0x2a0 [ 168.186551][ C1] ret_from_fork+0x10/0x20 [ 168.186909][ C1] irq event stamp: 37437 [ 168.187236][ C1] hardirqs last enabled at (37436): [] __local_bh_enable_ip+0x1e4/0x5d0 [ 168.187711][ C1] hardirqs last disabled at (37437): [] el1_dbg+0x24/0x80 [ 168.188190][ C1] softirqs last enabled at (37428): [] wg_socket_send_skb_to_peer+0xf0/0x190 [ 168.188677][ C1] softirqs last disabled at (37429): [] ____do_softirq+0x10/0x20 [ 168.189184][ C1] ---[ end trace 0000000000000000 ]--- [ 168.219001][ T91] ------------[ cut here ]------------ [ 168.222139][ T91] WARNING: CPU: 1 PID: 91 at include/linux/cpumask.h:110 wg_packet_send_staged_packets+0xe38/0x1380 [ 168.225535][ T91] Modules linked in: [ 168.225939][ T91] CPU: 1 PID: 91 Comm: kworker/1:2 Tainted: G W 6.0.0-syzkaller-11161-g041bc24d867a #0 [ 168.226458][ T91] Hardware name: linux,dummy-virt (DT) [ 168.226819][ T91] Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker [ 168.227331][ T91] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 168.227751][ T91] pc : wg_packet_send_staged_packets+0xe38/0x1380 [ 168.228160][ T91] lr : wg_packet_send_staged_packets+0x524/0x1380 [ 168.228553][ T91] sp : ffff800011047800 [ 168.228853][ T91] x29: ffff800011047800 x28: ffff000013d5d000 x27: 0000000000000001 [ 168.229412][ T91] x26: 0000000000000001 x25: 0000000000000002 x24: 1fffe000025c891e [ 168.231626][ T91] x23: ffff000012e448e8 x22: ffff80000de5cd50 x21: ffff00000e962580 [ 168.232219][ T91] x20: ffff000012e448c0 x19: ffff00000ea04c40 x18: 000000009fe1cebd [ 168.232801][ T91] x17: 00000000d97a864f x16: 00000000204ef147 x15: 0000000000000000 [ 168.235484][ T91] x14: 1ffff00002208ece x13: 0000000000000000 x12: ffff600001d2c4b2 [ 168.237341][ T91] x11: ffff700001bcb9aa x10: dfff800000000000 x9 : 0000000000000003 [ 168.239205][ T91] x8 : ffff80000de5c000 x7 : 1fffe00001d409b9 x6 : 0000000000000000 [ 168.241559][ T91] x5 : ffff00000ea04dc8 x4 : ffff80000de5cb68 x3 : ffff800009f2d9f4 [ 168.242542][ T91] x2 : 0000000000000002 x1 : 0000000000000002 x0 : 0000000000000001 [ 168.243379][ T91] Call trace: [ 168.243737][ T91] wg_packet_send_staged_packets+0xe38/0x1380 [ 168.244199][ T91] wg_packet_send_keepalive+0x40/0x2a0 [ 168.244668][ T91] wg_receive_handshake_packet+0x2c8/0x7c0 [ 168.245133][ T91] wg_packet_handshake_receive_worker+0xd8/0x2ec [ 168.245608][ T91] process_one_work+0x780/0x184c [ 168.246025][ T91] worker_thread+0x3cc/0xc40 [ 168.246451][ T91] kthread+0x23c/0x2a0 [ 168.246844][ T91] ret_from_fork+0x10/0x20 [ 168.247289][ T91] irq event stamp: 35337 [ 168.248116][ T91] hardirqs last enabled at (35335): [] seqcount_lockdep_reader_access.constprop.0+0xc4/0xe0 [ 168.250724][ T91] hardirqs last disabled at (35337): [] el1_dbg+0x24/0x80 [ 168.251423][ T91] softirqs last enabled at (35332): [] wg_packet_send_staged_packets+0x20c/0x1380 [ 168.251855][ T91] softirqs last disabled at (35336): [] wg_packet_send_staged_packets+0x460/0x1380 [ 168.252518][ T91] ---[ end trace 0000000000000000 ]--- executing program 1970/01/01 00:02:49 building call list... [ 170.177519][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 170.501071][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 170.738101][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 170.999175][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 executing program [ 174.466392][ T9] device hsr_slave_0 left promiscuous mode [ 174.539655][ T9] device hsr_slave_1 left promiscuous mode [ 174.724972][ T9] device veth1_macvtap left promiscuous mode [ 174.728460][ T9] device veth0_macvtap left promiscuous mode [ 174.731506][ T9] device veth1_vlan left promiscuous mode [ 174.746336][ T9] device veth0_vlan left promiscuous mode executing program [ 178.046682][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 178.196860][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface executing program [ 178.829191][ T9] bond0 (unregistering): Released all slaves executing program executing program executing program executing program executing program [ 195.740068][ T2200] can: request_module (can-proto-0) failed. [ 195.944366][ T2200] can: request_module (can-proto-0) failed. [ 196.135837][ T2200] can: request_module (can-proto-0) failed. executing program VM DIAGNOSIS: 18:43:16 Registers: info registers vcpu 0 PC=ffff800009128000 X00=00069191896acc62 X01=003e47e9008d7cb6 X02=00031b39b249fa2a X03=000015513304f521 X04=0086af250afbfdcd X05=00067194ba57020d X06=003f2b5817740667 X07=000756146aa09751 X08=003c3532d36b3723 X09=0042f16dd11976c6 X10=00006d38efc9e0e0 X11=0004d6973933e705 X12=00036e0e858f355e X13=0041da898e24af23 X14=0000009c2c728f31 X15=000426609a8a73bc X16=000865f6fb0006aa X17=000322859089c573 X18=0004a1a5ce624ed0 X19=0000000000000000 X20=0006b8676c92d069 X21=0027a7f88187efab X22=03b0e4d5ba0318fd X23=00001deac4bb8b21 X24=1a6ccf2d8698aed2 X25=0040bed3374b77b5 X26=00059451d796858a X27=003ffffffffffff8 X28=0002a2ddbf15ad8b X29=ffff800010f572e0 X30=002f9053b23b8c92 SP=ffff800010f572e0 PSTATE=60000005 -ZC- EL1h FPCR=00000000 FPSR=00000000 Q00=0000000000000000:0000000000000000 Q01=0000000000000000:0000000000000000 Q02=0000000000000000:0000000000000000 Q03=0000000000000000:0000000000000000 Q04=0000000000000000:0000000000000000 Q05=0000000000000000:0000000000000000 Q06=0000000000000000:0000000000000000 Q07=0000000000000000:0000000000000000 Q08=0000000000000000:0000000000000000 Q09=0000000000000000:0000000000000000 Q10=0000000000000000:0000000000000000 Q11=0000000000000000:0000000000000000 Q12=0000000000000000:0000000000000000 Q13=0000000000000000:0000000000000000 Q14=0000000000000000:0000000000000000 Q15=0000000000000000:0000000000000000 Q16=0000000000000000:0000000000000000 Q17=0000000000000000:0000000000000000 Q18=0000000000000000:0000000000000000 Q19=0000000000000000:0000000000000000 Q20=0000000000000000:0000000000000000 Q21=0000000000000000:0000000000000000 Q22=0000000000000000:0000000000000000 Q23=0000000000000000:0000000000000000 Q24=0000000000000000:0000000000000000 Q25=0000000000000000:0000000000000000 Q26=0000000000000000:0000000000000000 Q27=0000000000000000:0000000000000000 Q28=0000000000000000:0000000000000000 Q29=0000000000000000:0000000000000000 Q30=0000000000000000:0000000000000000 Q31=0000000000000000:0000000000000000 info registers vcpu 1 PC=ffff8000096af5c0 X00=0000000000000002 X01=0000000000000002 X02=ffff000009aa9172 X03=dfff800000000000 X04=1fffe0000135522e X05=0000000000000002 X06=1fffe0000135522e X07=0000000000000030 X08=ffff800010ab6a73 X09=dfff800000000000 X10=ffff700002156d4e X11=1ffff00002156d4e X12=ffff700002156d4f X13=0000000000000000 X14=1ffff00002156d24 X15=3a37327820313030 X16=3030656666663120 X17=3161613935323030 X18=00000000bcb6f61e X19=ffff000009aa9080 X20=ffff800010aad018 X21=ffff80000e573720 X22=0000000000000030 X23=dfff800000000000 X24=ffff8000107777f9 X25=0000000000000001 X26=ffff000009aa9080 X27=dfff800000000000 X28=0000000000000059 X29=ffff800010ab6a10 X30=ffff8000096b0790 SP=ffff800010ab6a10 PSTATE=800003c5 N--- EL1h FPCR=00000000 FPSR=00000000 Q00=0000000000000000:0000000000000000 Q01=0000000000000000:0000000000000000 Q02=0000000000000000:0000000000000000 Q03=0000000000000000:0000000000000000 Q04=0000000000000000:0000000000000000 Q05=0000000000000000:0000000000000000 Q06=0000000000000000:0000000000000000 Q07=0000000000000000:0000000000000000 Q08=0000000000000000:0000000000000000 Q09=0000000000000000:0000000000000000 Q10=0000000000000000:0000000000000000 Q11=0000000000000000:0000000000000000 Q12=0000000000000000:0000000000000000 Q13=0000000000000000:0000000000000000 Q14=0000000000000000:0000000000000000 Q15=0000000000000000:0000000000000000 Q16=0000000000000000:0000000000000000 Q17=0000000000000000:0000000000000000 Q18=0000000000000000:0000000000000000 Q19=0000000000000000:0000000000000000 Q20=0000000000000000:0000000000000000 Q21=0000000000000000:0000000000000000 Q22=0000000000000000:0000000000000000 Q23=0000000000000000:0000000000000000 Q24=0000000000000000:0000000000000000 Q25=0000000000000000:0000000000000000 Q26=0000000000000000:0000000000000000 Q27=0000000000000000:0000000000000000 Q28=0000000000000000:0000000000000000 Q29=0000000000000000:0000000000000000 Q30=0000000000000000:0000000000000000 Q31=0000000000000000:0000000000000000