[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.433476][ T26] audit: type=1800 audit(1572951951.217:25): pid=8662 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.454978][ T26] audit: type=1800 audit(1572951951.217:26): pid=8662 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.514260][ T26] audit: type=1800 audit(1572951951.217:27): pid=8662 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.52' (ECDSA) to the list of known hosts. 2019/11/05 11:06:02 fuzzer started 2019/11/05 11:06:04 dialing manager at 10.128.0.26:42879 2019/11/05 11:06:04 syscalls: 2566 2019/11/05 11:06:04 code coverage: enabled 2019/11/05 11:06:04 comparison tracing: enabled 2019/11/05 11:06:04 extra coverage: extra coverage is not supported by the kernel 2019/11/05 11:06:04 setuid sandbox: enabled 2019/11/05 11:06:04 namespace sandbox: enabled 2019/11/05 11:06:04 Android sandbox: /sys/fs/selinux/policy does not exist 2019/11/05 11:06:04 fault injection: enabled 2019/11/05 11:06:04 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/11/05 11:06:04 net packet injection: enabled 2019/11/05 11:06:04 net device setup: enabled 2019/11/05 11:06:04 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/11/05 11:06:04 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:08:04 executing program 0: 11:08:04 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) recvfrom(r1, &(0x7f0000000280)=""/213, 0xd5, 0x1, &(0x7f0000000180)=@pppol2tpv3in6={0x18, 0x1, {0x0, r2, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback, 0xffffffff}}}, 0x80) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r6 = fcntl$dupfd(r5, 0x0, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) ioctl$sock_inet_udp_SIOCINQ(0xffffffffffffffff, 0x541b, 0x0) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fe5000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000000)="0f01d866b9800000c00f326635000100000f30ded90ff49500300fc7b671070f20d86635080000000f22d8ba6100ec0f001f633ff30f09", 0x37}], 0x1, 0x5a, 0x0, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000040)={0x7}) r7 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x1) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r7, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r7, 0xae80, 0x0) syzkaller login: [ 189.763130][ T8827] IPVS: ftp: loaded support on port[0] = 21 [ 189.967694][ T8830] IPVS: ftp: loaded support on port[0] = 21 [ 189.974348][ T8827] chnl_net:caif_netlink_parms(): no params data found 11:08:04 executing program 2: r0 = socket$tipc(0x1e, 0x5, 0x0) setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, &(0x7f0000000900)={0x41, 0x4}, 0x10) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_GROUP_JOIN(r3, 0x10f, 0x87, &(0x7f0000000280)={0x41, 0x0, 0x2}, 0x10) sendmsg$tipc(r3, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) [ 190.045184][ T8827] bridge0: port 1(bridge_slave_0) entered blocking state [ 190.064273][ T8827] bridge0: port 1(bridge_slave_0) entered disabled state [ 190.072468][ T8827] device bridge_slave_0 entered promiscuous mode [ 190.099906][ T8827] bridge0: port 2(bridge_slave_1) entered blocking state [ 190.114245][ T8827] bridge0: port 2(bridge_slave_1) entered disabled state [ 190.122224][ T8827] device bridge_slave_1 entered promiscuous mode [ 190.163561][ T8827] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 190.195973][ T8827] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 190.245677][ T8827] team0: Port device team_slave_0 added [ 190.263587][ T8832] IPVS: ftp: loaded support on port[0] = 21 11:08:05 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000080)=@ipx, 0x80, 0x0}}], 0x1, 0x0, 0x0) ioctl$FS_IOC_GETFLAGS(0xffffffffffffffff, 0x80086601, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000340)='mounts\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb9, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, 0x0, 0x0, 0x500) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000100)) preadv(r0, &(0x7f00000017c0), 0x1a0, 0x0) [ 190.293167][ T8827] team0: Port device team_slave_1 added [ 190.366443][ T8830] chnl_net:caif_netlink_parms(): no params data found [ 190.467497][ T8827] device hsr_slave_0 entered promiscuous mode [ 190.504840][ T8827] device hsr_slave_1 entered promiscuous mode 11:08:05 executing program 4: sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000540)=ANY=[@ANYBLOB="020700001000000000000000000001000800120000000100000000000000000006000000000000000000000800000200e00040e0ff00000000000000000400000000ada800800400004015000000000803000600bd80193fef554e60df120000020000809014ffbbf00000000000000003000500000100000200423b30632bd7"], 0x80}}, 0x0) r0 = socket$key(0xf, 0x3, 0x2) sendmmsg(r0, &(0x7f0000000180), 0x32bc45944b084a6, 0x0) [ 190.568226][ T8835] IPVS: ftp: loaded support on port[0] = 21 [ 190.635005][ T8830] bridge0: port 1(bridge_slave_0) entered blocking state [ 190.655676][ T8830] bridge0: port 1(bridge_slave_0) entered disabled state [ 190.672703][ T8830] device bridge_slave_0 entered promiscuous mode [ 190.697291][ T8830] bridge0: port 2(bridge_slave_1) entered blocking state [ 190.714285][ T8830] bridge0: port 2(bridge_slave_1) entered disabled state [ 190.722307][ T8830] device bridge_slave_1 entered promiscuous mode [ 190.832419][ T8838] IPVS: ftp: loaded support on port[0] = 21 [ 190.868382][ T8830] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 11:08:05 executing program 5: unshare(0x400) r0 = socket$inet_dccp(0x2, 0x6, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) getsockopt$inet_int(r0, 0x10d, 0xdf, &(0x7f0000000140), &(0x7f00000000c0)=0x4) [ 190.890934][ T8832] chnl_net:caif_netlink_parms(): no params data found [ 190.904350][ T8827] bridge0: port 2(bridge_slave_1) entered blocking state [ 190.911572][ T8827] bridge0: port 2(bridge_slave_1) entered forwarding state [ 190.919501][ T8827] bridge0: port 1(bridge_slave_0) entered blocking state [ 190.926599][ T8827] bridge0: port 1(bridge_slave_0) entered forwarding state [ 190.949929][ T8830] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 191.019257][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 191.027827][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 191.090344][ T8830] team0: Port device team_slave_0 added [ 191.128929][ T8832] bridge0: port 1(bridge_slave_0) entered blocking state [ 191.138256][ T8832] bridge0: port 1(bridge_slave_0) entered disabled state [ 191.146209][ T8832] device bridge_slave_0 entered promiscuous mode [ 191.154751][ T8830] team0: Port device team_slave_1 added [ 191.160527][ T8832] bridge0: port 2(bridge_slave_1) entered blocking state [ 191.167679][ T8832] bridge0: port 2(bridge_slave_1) entered disabled state [ 191.175419][ T8832] device bridge_slave_1 entered promiscuous mode [ 191.195434][ T8841] IPVS: ftp: loaded support on port[0] = 21 [ 191.210685][ T8835] chnl_net:caif_netlink_parms(): no params data found [ 191.254078][ T8832] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 191.326512][ T8830] device hsr_slave_0 entered promiscuous mode [ 191.384640][ T8830] device hsr_slave_1 entered promiscuous mode [ 191.424293][ T8830] debugfs: Directory 'hsr0' with parent '/' already present! [ 191.439251][ T8832] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 191.516657][ T8835] bridge0: port 1(bridge_slave_0) entered blocking state [ 191.523724][ T8835] bridge0: port 1(bridge_slave_0) entered disabled state [ 191.533386][ T8835] device bridge_slave_0 entered promiscuous mode [ 191.541141][ T8835] bridge0: port 2(bridge_slave_1) entered blocking state [ 191.548298][ T8835] bridge0: port 2(bridge_slave_1) entered disabled state [ 191.556098][ T8835] device bridge_slave_1 entered promiscuous mode [ 191.599147][ T8832] team0: Port device team_slave_0 added [ 191.627544][ T8832] team0: Port device team_slave_1 added [ 191.641063][ T8835] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 191.651427][ T8838] chnl_net:caif_netlink_parms(): no params data found [ 191.698418][ T8835] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 191.720650][ T8838] bridge0: port 1(bridge_slave_0) entered blocking state [ 191.728095][ T8838] bridge0: port 1(bridge_slave_0) entered disabled state [ 191.736164][ T8838] device bridge_slave_0 entered promiscuous mode [ 191.743700][ T8838] bridge0: port 2(bridge_slave_1) entered blocking state [ 191.751039][ T8838] bridge0: port 2(bridge_slave_1) entered disabled state [ 191.758936][ T8838] device bridge_slave_1 entered promiscuous mode [ 191.792263][ T8827] 8021q: adding VLAN 0 to HW filter on device bond0 [ 191.846348][ T8832] device hsr_slave_0 entered promiscuous mode [ 191.884595][ T8832] device hsr_slave_1 entered promiscuous mode [ 191.934715][ T8832] debugfs: Directory 'hsr0' with parent '/' already present! [ 191.956749][ T8835] team0: Port device team_slave_0 added [ 191.978581][ T8841] chnl_net:caif_netlink_parms(): no params data found [ 191.989233][ T8838] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 192.002689][ T8830] 8021q: adding VLAN 0 to HW filter on device bond0 [ 192.015615][ T8835] team0: Port device team_slave_1 added [ 192.028743][ T8838] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 192.093252][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 192.101702][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 192.109619][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 192.117773][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 192.149801][ T8827] 8021q: adding VLAN 0 to HW filter on device team0 [ 192.159813][ T8838] team0: Port device team_slave_0 added [ 192.171550][ T8830] 8021q: adding VLAN 0 to HW filter on device team0 [ 192.190875][ T8841] bridge0: port 1(bridge_slave_0) entered blocking state [ 192.198070][ T8841] bridge0: port 1(bridge_slave_0) entered disabled state [ 192.206518][ T8841] device bridge_slave_0 entered promiscuous mode [ 192.216372][ T8838] team0: Port device team_slave_1 added [ 192.222123][ T8841] bridge0: port 2(bridge_slave_1) entered blocking state [ 192.229336][ T8841] bridge0: port 2(bridge_slave_1) entered disabled state [ 192.237207][ T8841] device bridge_slave_1 entered promiscuous mode [ 192.252729][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 192.261900][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 192.270363][ T3107] bridge0: port 1(bridge_slave_0) entered blocking state [ 192.277451][ T3107] bridge0: port 1(bridge_slave_0) entered forwarding state [ 192.285883][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 192.294966][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 192.303232][ T3107] bridge0: port 1(bridge_slave_0) entered blocking state [ 192.310306][ T3107] bridge0: port 1(bridge_slave_0) entered forwarding state [ 192.317818][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 192.326477][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 192.334981][ T3107] bridge0: port 2(bridge_slave_1) entered blocking state [ 192.342012][ T3107] bridge0: port 2(bridge_slave_1) entered forwarding state [ 192.349614][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 192.358428][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 192.367368][ T3107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 192.427638][ T8835] device hsr_slave_0 entered promiscuous mode [ 192.484589][ T8835] device hsr_slave_1 entered promiscuous mode [ 192.524504][ T8835] debugfs: Directory 'hsr0' with parent '/' already present! [ 192.554974][ T8841] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 192.568467][ T8841] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 192.657606][ T8838] device hsr_slave_0 entered promiscuous mode [ 192.694761][ T8838] device hsr_slave_1 entered promiscuous mode [ 192.734646][ T8838] debugfs: Directory 'hsr0' with parent '/' already present! [ 192.760801][ T8841] team0: Port device team_slave_0 added [ 192.768006][ T8841] team0: Port device team_slave_1 added [ 192.785911][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 192.795418][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 192.803703][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 192.812340][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 192.820647][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 192.829392][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 192.837744][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 192.846129][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 192.854344][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 192.862810][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 192.871519][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 192.878601][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 192.887059][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 192.897556][ T8827] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 192.953407][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 192.963874][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 192.973557][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 192.982432][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 193.057274][ T8841] device hsr_slave_0 entered promiscuous mode [ 193.084492][ T8841] device hsr_slave_1 entered promiscuous mode [ 193.135255][ T8841] debugfs: Directory 'hsr0' with parent '/' already present! [ 193.151815][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 193.161097][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 193.170934][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 193.179981][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 193.188572][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 193.197375][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 193.205662][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 193.226211][ T8830] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 193.249330][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 193.257392][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 193.283189][ T8827] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 193.347872][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 193.356169][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 193.370637][ T8830] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 193.467104][ T8832] 8021q: adding VLAN 0 to HW filter on device bond0 [ 193.489908][ T8835] 8021q: adding VLAN 0 to HW filter on device bond0 [ 193.503849][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 193.512331][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 193.525915][ T8832] 8021q: adding VLAN 0 to HW filter on device team0 [ 193.539050][ T8838] 8021q: adding VLAN 0 to HW filter on device bond0 [ 193.559694][ T8835] 8021q: adding VLAN 0 to HW filter on device team0 [ 193.576559][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 193.584597][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 193.592343][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready 11:08:08 executing program 0: ioctl$FS_IOC_GET_ENCRYPTION_PWSALT(0xffffffffffffffff, 0x40106614, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f00000bd000), 0x523, 0x0) recvfrom$unix(r1, 0x0, 0x0, 0x0, 0x0, 0x0) dup2(r1, r0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) [ 193.618528][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 193.627114][ T8845] bridge0: port 1(bridge_slave_0) entered blocking state [ 193.634229][ T8845] bridge0: port 1(bridge_slave_0) entered forwarding state [ 193.641962][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 193.655281][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 193.663691][ T8845] bridge0: port 2(bridge_slave_1) entered blocking state [ 193.670892][ T8845] bridge0: port 2(bridge_slave_1) entered forwarding state [ 193.678881][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 193.702923][ T8838] 8021q: adding VLAN 0 to HW filter on device team0 [ 193.728329][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 193.743129][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 193.751561][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 193.765810][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 193.775287][ T8863] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 193.780872][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 193.805637][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 193.812709][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 193.826668][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 193.838450][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 193.849841][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 193.856938][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 193.865208][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 193.875903][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 193.896571][ T8841] 8021q: adding VLAN 0 to HW filter on device bond0 [ 193.934013][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 193.947066][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 193.955834][ T2896] bridge0: port 1(bridge_slave_0) entered blocking state [ 193.962873][ T2896] bridge0: port 1(bridge_slave_0) entered forwarding state [ 193.971031][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 193.979618][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 193.988089][ T2896] bridge0: port 2(bridge_slave_1) entered blocking state [ 193.995149][ T2896] bridge0: port 2(bridge_slave_1) entered forwarding state [ 194.002641][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 194.011355][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 194.020021][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 194.028773][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 194.038728][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 194.047539][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 194.056049][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 194.064536][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 194.072996][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 194.081552][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 194.090053][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 194.107280][ T8832] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 194.125990][ T8832] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 194.147256][ T8841] 8021q: adding VLAN 0 to HW filter on device team0 [ 194.158571][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 194.180457][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 194.194110][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 194.202626][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 194.225517][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 194.233811][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 194.242416][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 194.250697][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 194.260671][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 194.269520][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 194.278117][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 194.286701][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 194.300277][ T8835] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 194.318415][ T8835] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 194.349913][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 194.358551][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 194.368129][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 194.377612][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready 11:08:09 executing program 1: openat$uhid(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$LOOP_CLR_FD(0xffffffffffffffff, 0x4c01) r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) pipe(&(0x7f00000000c0)={0xffffffffffffffff}) r2 = dup2(r0, r1) getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet6_int(r2, 0x29, 0x4a, &(0x7f00000014c0)=0x9759, 0x4) recvmmsg(r0, &(0x7f0000008880), 0x4000000000005e3, 0x44000102, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000300)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 194.402807][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 194.411474][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 194.423370][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 194.432187][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 194.440159][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 194.448106][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 194.456973][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 194.465954][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 194.474764][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 194.483088][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 194.504327][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 194.512783][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 194.520776][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 194.535988][ T8832] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 194.551101][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 194.559254][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 194.568088][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready 11:08:09 executing program 0: ioctl$FS_IOC_GET_ENCRYPTION_PWSALT(0xffffffffffffffff, 0x40106614, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000240)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f00000bd000), 0x523, 0x0) recvfrom$unix(r1, 0x0, 0x0, 0x0, 0x0, 0x0) dup2(r1, r0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) [ 194.597454][ T8838] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 194.617974][ T8875] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 194.619915][ T8835] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 194.670312][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 194.679274][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 194.700120][ T2896] bridge0: port 2(bridge_slave_1) entered blocking state [ 194.707293][ T2896] bridge0: port 2(bridge_slave_1) entered forwarding state [ 194.725434][ T2896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 194.768921][ C1] hrtimer: interrupt took 63692 ns [ 194.777479][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 194.791875][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 194.830461][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 194.862413][ T8838] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 194.888394][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 194.926031][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 194.940006][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 194.949542][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 194.958843][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 194.973043][ T8841] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 194.984619][ T8841] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 194.997396][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 195.006629][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 195.029971][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 195.044927][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready 11:08:09 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000040)={0x200c}) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, &(0x7f0000000100)={'nlmon\t\x00\x7f\xed\xb1[\xe5\xa3\xcd\xb6\x00'}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000001c0)={[0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = open(0x0, 0x4200, 0x10d) ioctl$TUNSETVNETLE(r3, 0x400454dc, &(0x7f0000000080)) socketpair$unix(0x1, 0x0, 0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) sync_file_range(0xffffffffffffffff, 0x0, 0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 195.094839][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 195.114711][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 195.122216][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 195.206134][ T8841] 8021q: adding VLAN 0 to HW filter on device batadv0 11:08:10 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/kvm\x00', 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r2, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000240)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0x2b}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x4) ioctl$KVM_CREATE_IRQCHIP(r4, 0xae60) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000580)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$KVM_SET_REGS(r5, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x296, 0x0, 0x0, 0x0, 0x4ce]}) ioctl$KVM_RUN(r5, 0xae80, 0x0) ioctl$KVM_RUN(r5, 0xae80, 0x0) [ 195.310229][ T8904] kvm: pic: non byte read [ 195.320954][ T8904] kvm: pic: non byte write [ 195.327623][ T8904] kvm: pic: non byte read [ 195.332241][ T8904] kvm: pic: non byte write [ 195.357169][ T8904] kvm: pic: non byte read [ 195.386872][ T8904] kvm: pic: non byte write 11:08:10 executing program 3: accept4$inet6(0xffffffffffffffff, 0x0, 0x0, 0x80000) open(0x0, 0x42100, 0x0) getpid() recvmmsg(0xffffffffffffffff, 0x0, 0xffffff37, 0x0, 0x0) syz_open_dev$evdev(0x0, 0x0, 0x0) r0 = fspick(0xffffffffffffffff, &(0x7f0000000000)='./bus\x00', 0x3) fcntl$setpipe(r0, 0x407, 0xffffdffffffffffc) vmsplice(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x0, 0x0) sched_setattr(0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x62, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x2000, 0x0, 0x9}, 0x0, 0x1, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x3, 0x2) r2 = socket$inet_udp(0x2, 0x2, 0x0) socket(0x1000000010, 0x0, 0x0) dup(0xffffffffffffffff) write$cgroup_int(0xffffffffffffffff, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000280)={'veth1_to_bond\x00', 0x0}) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8936, &(0x7f00000002c0)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3]}, 0x0, r3}) socket(0x0, 0x0, 0x0) ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x89a1, &(0x7f00000000c0)={@local={0xfe, 0x80, [0x600, 0x3ef, 0x0, 0x3f00000000000000, 0x100000000000000, 0x0, 0x1103, 0x0, 0x0, 0x0, 0x0, 0x6]}}) syz_open_dev$dri(&(0x7f0000000000)='/dev/dri/card#\x00', 0x400000000, 0x0) r4 = openat$ion(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, 0x0) r5 = dup(0xffffffffffffffff) ioctl$DMA_BUF_IOCTL_SYNC(0xffffffffffffffff, 0x40086201, &(0x7f0000000100)) perf_event_open(0x0, 0x0, 0x0, r5, 0x9) [ 195.409562][ T8904] kvm: pic: non byte read [ 195.425152][ T8904] kvm: pic: non byte write [ 195.429810][ T8904] kvm: pic: non byte read 11:08:10 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCGSND(r0, 0x8040451a, &(0x7f0000000100)=""/157) 11:08:10 executing program 4: sync() openat$pidfd(0xffffffffffffff9c, &(0x7f0000002640)='/p\xf9&\x00\x00\x00\xe4\xff\xff\xff', 0x0, 0x0) [ 195.519867][ T8915] kvm [8914]: vcpu0, guest rIP: 0x8a disabled perfctr wrmsr: 0x187 data 0x4d00000000f [ 195.521956][ T8904] kvm: pic: non byte write 11:08:10 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x13, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="8500000007000000d4000000200000009500000000000000"], &(0x7f0000000240)='GPL\x00', 0x1, 0x348, &(0x7f0000000480)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0xfffffffffffffd32}, 0x48) [ 195.595004][ T8915] kvm [8914]: vcpu0, guest rIP: 0x8a disabled perfctr wrmsr: 0x186 data 0x4d00000000f [ 195.623136][ T8915] kvm [8914]: vcpu0, guest rIP: 0x8a disabled perfctr wrmsr: 0x186 data 0x4d00000000f [ 195.637622][ T8904] kvm: pic: non byte read [ 195.658292][ T8904] kvm: pic: non byte write [ 195.704675][ T8904] kvm: pic: non byte read [ 195.742605][ T8904] kvm: pic: non byte write 11:08:10 executing program 3: syz_open_dev$sndctrl(&(0x7f0000000080)='/dev/snd/controlC#\x00', 0x1, 0x0) r0 = syz_open_dev$sndctrl(0x0, 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r0, 0xc4c85512, &(0x7f0000000100)=0x5) [ 195.750860][ T8904] kvm: pic: non byte read [ 195.755241][ T8941] BPF:hdr_len not found [ 195.765591][ T8904] kvm: pic: non byte write [ 195.771400][ T8904] kvm: pic: non byte read [ 195.793192][ T8904] kvm: pic: non byte write 11:08:10 executing program 5: syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @dev={0xac, 0x14, 0x14, 0x11}}, @icmp=@parameter_prob={0x3, 0x3, 0x0, 0x0, 0x0, 0x2, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @dev}, "000022ebffff0000"}}}}}, 0x0) 11:08:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000000)=@newlink={0x54, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}, @IFLA_ADDRESS={0xa, 0x1, @empty=[0x2]}]}, 0x54}}, 0x0) [ 195.818573][ T8904] kvm: pic: non byte read [ 195.834748][ T8904] kvm: pic: non byte write 11:08:10 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x74204, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000340)='clear_refs\x00g\xff\xca\x02\x8a\xf0\xe1ZM\xfa@\x1bS0\x11\xbe\xdc\xdc\xdd\xc1\x17~\x18\xd6\xa5\x88Cd**\xde\xae\xaf\xcf\t\xec0\x04\xe7\xf3\"\b9\xb5\x96VR+\xbb\xa0a\xbb\xc8') 11:08:10 executing program 5: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x12, 0x4, &(0x7f0000000000)=@framed={{}, [@call={0x17b, 0x11, 0x8}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f0000000200)=""/4096, 0x0, 0x0, [], 0x0, 0xf, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) 11:08:10 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x2, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="8500000007000000d4000000200000009500000000000000"], &(0x7f0000000240)='GPL\x00', 0x1, 0x348, &(0x7f0000000480)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0xfffffffffffffd32}, 0x48) 11:08:10 executing program 1: prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000100)={0x1, &(0x7f00000004c0)=[{0x6, 0x0, 0x0, 0x50000}]}) getdents(0xffffffffffffffff, 0x0, 0xfffffffffffffd23) 11:08:10 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e20, @remote}, 0x10) setsockopt$sock_int(r0, 0x1, 0x2000000012, &(0x7f0000000000)=0x40007, 0x4) sendto$inet(r0, 0x0, 0xff1b, 0x1000000020000000, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) sendto$inet(r0, &(0x7f0000000240), 0xffffffffffffffaf, 0x0, 0x0, 0x5258b82a7b569620) 11:08:11 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000016000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="baa100b000eef36cba2100ec66b9800000c00f326635001000000f30bad104ecc80080d267d9f8f30f1bb429000f20c06635200000000f22c067f3af", 0x3c}], 0x1, 0x0, 0x0, 0x0) name_to_handle_at(0xffffffffffffffff, 0x0, &(0x7f0000000340)=ANY=[@ANYPTR64=&(0x7f00000002c0)=ANY=[@ANYPTR64=&(0x7f0000000140)=ANY=[@ANYBLOB="2bf1cc"]]], 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) openat$sequencer(0xffffffffffffff9c, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000017000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 11:08:11 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'aead\x00', 0x0, 0x0, 'seqiv(rfc4309(ccm(cast6)))\x00'}, 0x58) bind$alg(r0, &(0x7f00000001c0)={0x26, 'rng\x00', 0x0, 0x0, 'ansi_cprng\x00'}, 0x58) [ 196.282697][ T8973] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 215.694225][ T1067] INFO: task khugepaged:1083 blocked for more than 143 seconds. [ 215.701904][ T1067] Not tainted 5.4.0-rc5-next-20191031 #0 [ 215.711372][ T1067] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 215.720172][ T1067] khugepaged D27224 1083 2 0x80004000 [ 215.726637][ T1067] Call Trace: [ 215.729939][ T1067] __schedule+0x94a/0x1e70 [ 215.734402][ T1067] ? __sched_text_start+0x8/0x8 [ 215.739256][ T1067] ? blk_insert_cloned_request+0x530/0x530 [ 215.745104][ T1067] ? _raw_spin_unlock_irq+0x23/0x80 [ 215.750298][ T1067] ? __lock_page+0x3d9/0xab0 [ 215.754948][ T1067] ? _raw_spin_unlock_irq+0x23/0x80 [ 215.760144][ T1067] schedule+0xdc/0x2b0 [ 215.764253][ T1067] io_schedule+0x1c/0x70 [ 215.768492][ T1067] __lock_page+0x422/0xab0 [ 215.772902][ T1067] ? wait_on_page_bit+0xa60/0xa60 [ 215.778025][ T1067] ? page_cache_next_miss+0x340/0x340 [ 215.783391][ T1067] ? ___might_sleep+0x163/0x2c0 [ 215.788323][ T1067] ? __might_sleep+0x95/0x190 [ 215.792999][ T1067] mpage_prepare_extent_to_map+0xb3f/0xf90 [ 215.798852][ T1067] ? mpage_process_page_bufs+0x780/0x780 [ 215.804534][ T1067] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 215.810071][ T1067] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 215.816088][ T1067] ? __kmalloc_node+0xf/0x70 [ 215.820683][ T1067] ext4_writepages+0x954/0x2e70 [ 215.825653][ T1067] ? get_page_from_freelist+0x21fb/0x4330 [ 215.831368][ T1067] ? find_held_lock+0x35/0x130 [ 215.836201][ T1067] ? get_page_from_freelist+0x21fb/0x4330 [ 215.841946][ T1067] ? ext4_mark_inode_dirty+0x9b0/0x9b0 [ 215.847450][ T1067] ? 0xffffffff81000000 [ 215.851597][ T1067] ? mark_lock+0xc2/0x1220 [ 215.856042][ T1067] ? prep_new_page+0x19f/0x200 [ 215.860817][ T1067] ? wbc_attach_and_unlock_inode+0x514/0x920 [ 215.866859][ T1067] ? find_held_lock+0x35/0x130 [ 215.871621][ T1067] ? wbc_attach_and_unlock_inode+0x515/0x920 [ 215.877627][ T1067] ? ext4_mark_inode_dirty+0x9b0/0x9b0 [ 215.883092][ T1067] do_writepages+0xfa/0x2a0 [ 215.887634][ T1067] ? do_writepages+0xfa/0x2a0 [ 215.892304][ T1067] ? lock_downgrade+0x920/0x920 [ 215.897221][ T1067] ? page_writeback_cpu_online+0x20/0x20 [ 215.902846][ T1067] ? __kasan_check_read+0x11/0x20 [ 215.907910][ T1067] ? do_raw_spin_unlock+0x57/0x270 [ 215.913020][ T1067] ? _raw_spin_unlock+0x28/0x40 [ 215.917908][ T1067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.924206][ T1067] ? wbc_attach_and_unlock_inode+0x5bf/0x920 [ 215.930178][ T1067] __filemap_fdatawrite_range+0x2bc/0x3b0 [ 215.936045][ T1067] ? delete_from_page_cache_batch+0xfe0/0xfe0 [ 215.942129][ T1067] ? lockdep_hardirqs_on+0x421/0x5e0 [ 215.947467][ T1067] filemap_flush+0x24/0x30 [ 215.951891][ T1067] collapse_file+0x36b1/0x41a0 [ 215.956722][ T1067] ? khugepaged+0x21c0/0x4360 [ 215.961413][ T1067] ? trace_event_raw_event_mm_collapse_huge_page_isolate+0x370/0x370 [ 215.969521][ T1067] ? rcu_preempt_deferred_qs_irqrestore+0x4ff/0xd60 [ 215.976164][ T1067] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 215.981874][ T1067] ? khugepaged_find_target_node+0x142/0x180 [ 215.988167][ T1067] khugepaged+0x2da9/0x4360 [ 215.992693][ T1067] ? __kasan_check_read+0x11/0x20 [ 215.997758][ T1067] ? __lock_acquire+0x16f2/0x4a00 [ 216.002791][ T1067] ? collapse_pte_mapped_thp+0xbe0/0xbe0 [ 216.008483][ T1067] ? lock_downgrade+0x920/0x920 [ 216.013330][ T1067] ? finish_wait+0x260/0x260 [ 216.018026][ T1067] ? lockdep_hardirqs_on+0x421/0x5e0 [ 216.023319][ T1067] ? trace_hardirqs_on+0x67/0x240 [ 216.028397][ T1067] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 216.034676][ T1067] ? __kthread_parkme+0x108/0x1c0 [ 216.039697][ T1067] ? __kasan_check_read+0x11/0x20 [ 216.044887][ T1067] kthread+0x361/0x430 [ 216.048951][ T1067] ? collapse_pte_mapped_thp+0xbe0/0xbe0 [ 216.054634][ T1067] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 216.060351][ T1067] ret_from_fork+0x24/0x30 [ 216.064946][ T1067] [ 216.064946][ T1067] Showing all locks held in the system: [ 216.072680][ T1067] 4 locks held by kworker/u4:3/307: [ 216.077918][ T1067] #0: ffff88821b348d28 ((wq_completion)writeback){+.+.}, at: process_one_work+0x88b/0x1740 [ 216.088042][ T1067] #1: ffff8880a8d5fdc0 ((work_completion)(&(&wb->dwork)->work)){+.+.}, at: process_one_work+0x8c1/0x1740 [ 216.099360][ T1067] #2: ffff88809acd80d8 (&type->s_umount_key#32){++++}, at: trylock_super+0x22/0x110 [ 216.108878][ T1067] #3: ffff88809acda990 (&sbi->s_journal_flag_rwsem){.+.+}, at: do_writepages+0xfa/0x2a0 [ 216.118742][ T1067] 1 lock held by khungtaskd/1067: [ 216.123750][ T1067] #0: ffffffff88faba40 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x279 [ 216.133089][ T1067] 1 lock held by khugepaged/1083: [ 216.138139][ T1067] #0: ffff88809acda990 (&sbi->s_journal_flag_rwsem){.+.+}, at: do_writepages+0xfa/0x2a0 [ 216.148035][ T1067] 2 locks held by getty/8790: [ 216.152699][ T1067] #0: ffff888095d54090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 216.161755][ T1067] #1: ffffc90005f1d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 216.171367][ T1067] 2 locks held by getty/8791: [ 216.176250][ T1067] #0: ffff8880a876a090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 216.185269][ T1067] #1: ffffc90005f412e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 216.194874][ T1067] 2 locks held by getty/8792: [ 216.199534][ T1067] #0: ffff88809515a090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 216.208522][ T1067] #1: ffffc90005f252e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 216.218120][ T1067] 2 locks held by getty/8793: [ 216.222778][ T1067] #0: ffff88809a075090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 216.231771][ T1067] #1: ffffc90005f352e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 216.241352][ T1067] 2 locks held by getty/8794: [ 216.246076][ T1067] #0: ffff88809aba0090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 216.255212][ T1067] #1: ffffc90005f292e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 216.264923][ T1067] 2 locks held by getty/8795: [ 216.269586][ T1067] #0: ffff8880a0454090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 216.278550][ T1067] #1: ffffc90005f3d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 216.288141][ T1067] 2 locks held by getty/8796: [ 216.292833][ T1067] #0: ffff88809abb2090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 216.301808][ T1067] #1: ffffc90005f112e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 216.311410][ T1067] 2 locks held by syz-executor.4/8935: [ 216.316905][ T1067] #0: ffff88809acd80d8 (&type->s_umount_key#32){++++}, at: iterate_supers+0xe2/0x290 [ 216.326488][ T1067] #1: ffff8880a23606c8 (&bdi->wb_switch_rwsem){+.+.}, at: sync_inodes_sb+0x1a5/0xb50 [ 216.336081][ T1067] 2 locks held by syz-executor.4/8939: [ 216.341526][ T1067] #0: ffff88809acd80d8 (&type->s_umount_key#32){++++}, at: iterate_supers+0xe2/0x290 [ 216.351116][ T1067] #1: ffff8880a23606c8 (&bdi->wb_switch_rwsem){+.+.}, at: sync_inodes_sb+0x1a5/0xb50 [ 216.360693][ T1067] [ 216.363026][ T1067] ============================================= [ 216.363026][ T1067] [ 216.371471][ T1067] NMI backtrace for cpu 1 [ 216.375845][ T1067] CPU: 1 PID: 1067 Comm: khungtaskd Not tainted 5.4.0-rc5-next-20191031 #0 [ 216.384414][ T1067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.394456][ T1067] Call Trace: [ 216.397732][ T1067] dump_stack+0x172/0x1f0 [ 216.402053][ T1067] nmi_cpu_backtrace.cold+0x70/0xb2 [ 216.407229][ T1067] ? vprintk_func+0x86/0x189 [ 216.411813][ T1067] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 216.417422][ T1067] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 216.423379][ T1067] arch_trigger_cpumask_backtrace+0x14/0x20 [ 216.429247][ T1067] watchdog+0xc8f/0x1350 [ 216.433471][ T1067] kthread+0x361/0x430 [ 216.437544][ T1067] ? reset_hung_task_detector+0x30/0x30 [ 216.443073][ T1067] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 216.448774][ T1067] ret_from_fork+0x24/0x30 [ 216.453329][ T1067] Sending NMI from CPU 1 to CPUs 0: [ 216.458841][ C0] NMI backtrace for cpu 0 [ 216.458846][ C0] CPU: 0 PID: 8882 Comm: kworker/u4:6 Not tainted 5.4.0-rc5-next-20191031 #0 [ 216.458852][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.458855][ C0] Workqueue: bat_events batadv_nc_worker [ 216.458861][ C0] RIP: 0010:lock_acquire+0x20b/0x410 [ 216.458871][ C0] Code: 9c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 d3 01 00 00 48 83 3d e1 8f 99 07 00 0f 84 53 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b [ 216.458874][ C0] RSP: 0018:ffff8880608f7c08 EFLAGS: 00000286 [ 216.458881][ C0] RAX: 1ffffffff11e643c RBX: ffff8880608e2340 RCX: ffffffff81593710 [ 216.458885][ C0] RDX: dffffc0000000000 RSI: 0000000000000008 RDI: 0000000000000286 [ 216.458890][ C0] RBP: ffff8880608f7c50 R08: 1ffffffff14f3d34 R09: fffffbfff14f3d35 [ 216.458894][ C0] R10: ffff8880608e2c30 R11: ffff8880608e2340 R12: ffffffff88faba40 [ 216.458898][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 216.458903][ C0] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 216.458907][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 216.458912][ C0] CR2: ffffffffff600400 CR3: 00000000957e6000 CR4: 00000000001406f0 [ 216.458916][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 216.458921][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 216.458923][ C0] Call Trace: [ 216.458927][ C0] batadv_nc_process_nc_paths.part.0+0xe4/0x3c0 [ 216.458930][ C0] ? batadv_nc_process_nc_paths.part.0+0xab/0x3c0 [ 216.458934][ C0] ? batadv_nc_sniffed_purge+0x360/0x360 [ 216.458937][ C0] batadv_nc_worker+0x54b/0x760 [ 216.458940][ C0] process_one_work+0x9af/0x1740 [ 216.458943][ C0] ? pwq_dec_nr_in_flight+0x320/0x320 [ 216.458947][ C0] ? lock_acquire+0x190/0x410 [ 216.458949][ C0] worker_thread+0x98/0xe40 [ 216.458953][ C0] ? trace_hardirqs_on+0x67/0x240 [ 216.458955][ C0] kthread+0x361/0x430 [ 216.458959][ C0] ? process_one_work+0x1740/0x1740 [ 216.458962][ C0] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 216.458965][ C0] ret_from_fork+0x24/0x30 [ 216.459627][ T1067] Kernel panic - not syncing: hung_task: blocked tasks [ 216.674701][ T1067] CPU: 1 PID: 1067 Comm: khungtaskd Not tainted 5.4.0-rc5-next-20191031 #0 [ 216.683267][ T1067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.693296][ T1067] Call Trace: [ 216.696571][ T1067] dump_stack+0x172/0x1f0 [ 216.700893][ T1067] panic+0x2e3/0x75c [ 216.704765][ T1067] ? add_taint.cold+0x16/0x16 [ 216.709419][ T1067] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 216.715030][ T1067] ? ___preempt_schedule+0x16/0x18 [ 216.720119][ T1067] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 216.726247][ T1067] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 216.732375][ T1067] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 216.738520][ T1067] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 216.744651][ T1067] watchdog+0xca0/0x1350 [ 216.748883][ T1067] kthread+0x361/0x430 [ 216.752927][ T1067] ? reset_hung_task_detector+0x30/0x30 [ 216.758448][ T1067] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 216.764151][ T1067] ret_from_fork+0x24/0x30 [ 216.770155][ T1067] Kernel Offset: disabled [ 216.774486][ T1067] Rebooting in 86400 seconds..