[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 50.166906][ T26] audit: type=1800 audit(1578479186.861:25): pid=8345 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 50.186402][ T26] audit: type=1800 audit(1578479186.861:26): pid=8345 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.214994][ T26] audit: type=1800 audit(1578479186.871:27): pid=8345 uid=0 auid=4294967295 ses=4294967295 subj=_ 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 '10.128.0.149' (ECDSA) to the list of known hosts. 2020/01/08 10:26:38 fuzzer started 2020/01/08 10:26:40 dialing manager at 10.128.0.26:35703 2020/01/08 10:26:40 syscalls: 2824 2020/01/08 10:26:40 code coverage: enabled 2020/01/08 10:26:40 comparison tracing: enabled 2020/01/08 10:26:40 extra coverage: enabled 2020/01/08 10:26:40 setuid sandbox: enabled 2020/01/08 10:26:40 namespace sandbox: enabled 2020/01/08 10:26:40 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 10:26:40 fault injection: enabled 2020/01/08 10:26:40 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 10:26:40 net packet injection: enabled 2020/01/08 10:26:40 net device setup: enabled 2020/01/08 10:26:40 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 10:26:40 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:26:41 executing program 0: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, 0x0) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000003540)={0x2, 0x0, [{0x0, 0x28, &(0x7f0000000000)=""/40}, {0x0, 0x41, &(0x7f0000000140)=""/65}]}) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000d7c000)) 10:26:42 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) io_setup(0x3, &(0x7f0000000080)=0x0) io_submit(r1, 0x1, &(0x7f0000000a00)=[&(0x7f0000000140)={0x0, 0x0, 0x0, 0x5, 0x0, r0, 0x0}]) syzkaller login: [ 65.411106][ T8513] IPVS: ftp: loaded support on port[0] = 21 10:26:42 executing program 2: iopl(0x3) [ 65.547134][ T8515] IPVS: ftp: loaded support on port[0] = 21 [ 65.577628][ T8513] chnl_net:caif_netlink_parms(): no params data found [ 65.686480][ T8513] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.695839][ T8513] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.704236][ T8513] device bridge_slave_0 entered promiscuous mode [ 65.728019][ T8513] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.737056][ T8513] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.745358][ T8513] device bridge_slave_1 entered promiscuous mode [ 65.806655][ T8513] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.836298][ T8519] IPVS: ftp: loaded support on port[0] = 21 [ 65.846340][ T8513] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 10:26:42 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x400000001, 0x70, 0x2005, 0x0, 0x0, 0x0, 0x0, 0x1, 0x85b0, 0xf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) mremap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x1000, 0x0, &(0x7f0000ffe000/0x1000)=nil) sendto$inet(r2, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0x0) [ 65.868325][ T8515] chnl_net:caif_netlink_parms(): no params data found [ 65.926447][ T8513] team0: Port device team_slave_0 added [ 65.953096][ T8513] team0: Port device team_slave_1 added [ 66.019665][ T8515] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.029929][ T8515] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.038154][ T8515] device bridge_slave_0 entered promiscuous mode 10:26:42 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f00000001c0)) 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000440)={0x0, 0x70, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x5000, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x5, 0x0, 0x80000001}, r0, 0x0, 0xffffffffffffffff, 0xa) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="baa100b000eef36cba2100ec66b9800000c00f326635001000000f30bad104ecc80080d267d9f8f30f1bb429000f20c06635200000000f22c067f3af", 0x3c}], 0x1, 0x0, 0x0, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8001, 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) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000000000/0x1000)=nil}) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000200)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff], 0x1f000}) ioctl$KVM_RUN(r3, 0xae80, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 66.133458][ T8513] device hsr_slave_0 entered promiscuous mode [ 66.161527][ T8513] device hsr_slave_1 entered promiscuous mode [ 66.223618][ T8515] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.230710][ T8515] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.245956][ T8515] device bridge_slave_1 entered promiscuous mode [ 66.288723][ T8515] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.312650][ T8524] IPVS: ftp: loaded support on port[0] = 21 10:26:43 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f00000006c0)='/dev/snd/controlC#\x00', 0x200, 0x0) close(r0) [ 66.347134][ T8515] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.364675][ T8521] IPVS: ftp: loaded support on port[0] = 21 [ 66.458988][ T8519] chnl_net:caif_netlink_parms(): no params data found [ 66.488644][ T8515] team0: Port device team_slave_0 added [ 66.499890][ T8527] IPVS: ftp: loaded support on port[0] = 21 [ 66.502752][ T8515] team0: Port device team_slave_1 added [ 66.603554][ T8515] device hsr_slave_0 entered promiscuous mode [ 66.661231][ T8515] device hsr_slave_1 entered promiscuous mode [ 66.731095][ T8515] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.738776][ T8515] Cannot create hsr debugfs directory [ 66.758968][ T8519] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.766717][ T8519] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.775776][ T8519] device bridge_slave_0 entered promiscuous mode [ 66.784945][ T8519] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.792257][ T8519] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.799923][ T8519] device bridge_slave_1 entered promiscuous mode [ 66.849517][ T8519] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.880065][ T8513] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.924680][ T8519] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.949423][ T8513] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.997754][ T8513] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.072716][ T8519] team0: Port device team_slave_0 added [ 67.081557][ T8519] team0: Port device team_slave_1 added [ 67.090038][ T8513] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.229135][ T8521] chnl_net:caif_netlink_parms(): no params data found [ 67.293680][ T8519] device hsr_slave_0 entered promiscuous mode [ 67.331297][ T8519] device hsr_slave_1 entered promiscuous mode [ 67.400920][ T8519] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.408532][ T8519] Cannot create hsr debugfs directory [ 67.471661][ T8524] chnl_net:caif_netlink_parms(): no params data found [ 67.480419][ T8515] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.512870][ T8527] chnl_net:caif_netlink_parms(): no params data found [ 67.552182][ T8515] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.586226][ T8515] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.667273][ T8521] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.675074][ T8521] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.683257][ T8521] device bridge_slave_0 entered promiscuous mode [ 67.690800][ T8515] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.742139][ T8521] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.750282][ T8521] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.758657][ T8521] device bridge_slave_1 entered promiscuous mode [ 67.776056][ T8524] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.783199][ T8524] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.790970][ T8524] device bridge_slave_0 entered promiscuous mode [ 67.826987][ T8524] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.834220][ T8524] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.842086][ T8524] device bridge_slave_1 entered promiscuous mode [ 67.863599][ T8521] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.893378][ T8527] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.900442][ T8527] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.910246][ T8527] device bridge_slave_0 entered promiscuous mode [ 67.922704][ T8521] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.938266][ T8519] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.983956][ T8524] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.993714][ T8527] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.000767][ T8527] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.009123][ T8527] device bridge_slave_1 entered promiscuous mode [ 68.020691][ T8519] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.084941][ T8519] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.144278][ T8524] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.155813][ T8521] team0: Port device team_slave_0 added [ 68.168697][ T8521] team0: Port device team_slave_1 added [ 68.177083][ T8519] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.256034][ T8527] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.275763][ T8527] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.313411][ T8527] team0: Port device team_slave_0 added [ 68.322622][ T8527] team0: Port device team_slave_1 added [ 68.330803][ T8524] team0: Port device team_slave_0 added [ 68.338862][ T8524] team0: Port device team_slave_1 added [ 68.383847][ T8521] device hsr_slave_0 entered promiscuous mode [ 68.411301][ T8521] device hsr_slave_1 entered promiscuous mode [ 68.470988][ T8521] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.478594][ T8521] Cannot create hsr debugfs directory [ 68.574656][ T8527] device hsr_slave_0 entered promiscuous mode [ 68.631266][ T8527] device hsr_slave_1 entered promiscuous mode [ 68.680947][ T8527] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.688547][ T8527] Cannot create hsr debugfs directory [ 68.752659][ T8524] device hsr_slave_0 entered promiscuous mode [ 68.801627][ T8524] device hsr_slave_1 entered promiscuous mode [ 68.850982][ T8524] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.858582][ T8524] Cannot create hsr debugfs directory [ 68.975540][ T8521] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.026690][ T8513] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.034875][ T8521] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.093799][ T8521] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.159087][ T8521] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.217509][ T8515] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.226399][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.235448][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.254902][ T8524] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.308016][ T8524] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.343591][ T8513] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.350423][ T8524] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.405764][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.416323][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.426754][ T8515] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.434491][ T8524] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.482030][ T8527] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.523598][ T8527] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.577249][ T8527] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.637534][ T8519] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.647707][ T2701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.656570][ T2701] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.665057][ T2701] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.672238][ T2701] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.680091][ T2701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.689577][ T2701] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.698138][ T2701] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.705217][ T2701] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.714897][ T8527] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.789361][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.797295][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.805175][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.814233][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.823504][ T2762] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.830568][ T2762] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.868783][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.878292][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.888096][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.897733][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.906338][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.915059][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.924325][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.936331][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.944791][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.953090][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.961660][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.970072][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.978869][ T2695] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.985931][ T2695] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.994289][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.002099][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.009661][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.019162][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.046002][ T8519] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.057043][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.065695][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.096927][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.106444][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.115502][ T2762] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.122631][ T2762] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.133305][ T8515] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.159762][ T8521] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.166916][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.175706][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.185163][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.193701][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.202442][ T2762] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.209471][ T2762] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.217263][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.230992][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.239478][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.251773][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.260137][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.269664][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.280366][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.317951][ T8513] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.332701][ T8513] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.355378][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.364863][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.373877][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.382180][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.389795][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.398977][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.407438][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.416164][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.424786][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.433571][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.442367][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.450597][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.459162][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.467369][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.475875][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.484024][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.497619][ T8515] device veth0_vlan entered promiscuous mode [ 70.518195][ T8527] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.525306][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.534608][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.544077][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.552118][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.560701][ T8521] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.574703][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.584094][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.592731][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.601492][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.609744][ T2695] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.616840][ T2695] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.630411][ T8515] device veth1_vlan entered promiscuous mode [ 70.648446][ T8513] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.659500][ T8519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.669680][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.678106][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.686077][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.693615][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.706784][ T8527] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.734639][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.742568][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.750096][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.760027][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.768812][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.777435][ T2777] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.784560][ T2777] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.792097][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.800501][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.809265][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.818112][ T2777] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.825202][ T2777] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.843200][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.861390][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.879926][ T8524] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.923344][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.930798][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.942574][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.951851][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.960143][ T2695] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.967237][ T2695] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.975144][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.984350][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.993098][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.001577][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.009747][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.018543][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.027466][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.036401][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.044807][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.053835][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.062345][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.070526][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.088059][ T8524] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.105588][ T8521] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.120550][ T8521] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.135900][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.147536][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.167506][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.180013][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.188894][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.203918][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.215743][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.227378][ T2695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.262660][ T8519] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.337216][ T8524] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.354851][ T8524] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.398547][ T8524] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 176.150807][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 176.157694][ C0] rcu: 0-...!: (10499 ticks this GP) idle=416/1/0x4000000000000002 softirq=13129/13129 fqs=13 [ 176.168257][ C0] (t=10501 jiffies g=6745 q=414) [ 176.173284][ C0] rcu: rcu_preempt kthread starved for 10475 jiffies! g6745 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 176.184366][ C0] rcu: RCU grace-period kthread stack dump: [ 176.190239][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 176.198123][ C0] Call Trace: [ 176.201408][ C0] __schedule+0x9a0/0xcc0 [ 176.205732][ C0] schedule+0x181/0x210 [ 176.209888][ C0] schedule_timeout+0x14f/0x240 [ 176.214730][ C0] ? run_local_timers+0x120/0x120 [ 176.219752][ C0] rcu_gp_kthread+0xed8/0x1770 [ 176.224515][ C0] kthread+0x332/0x350 [ 176.228569][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 176.233667][ C0] ? kthread_blkcg+0xe0/0xe0 [ 176.238246][ C0] ret_from_fork+0x24/0x30 [ 176.242674][ C0] NMI backtrace for cpu 0 [ 176.247003][ C0] CPU: 0 PID: 8532 Comm: syz-executor.1 Not tainted 5.5.0-rc5-syzkaller #0 [ 176.255583][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.265634][ C0] Call Trace: [ 176.268908][ C0] [ 176.271759][ C0] dump_stack+0x1fb/0x318 [ 176.276086][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 176.280925][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 176.287073][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 176.293141][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 176.299111][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 176.304997][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 176.310106][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 176.315299][ C0] ? trace_hardirqs_off+0x74/0x80 [ 176.320318][ C0] update_process_times+0x12d/0x180 [ 176.325520][ C0] tick_sched_timer+0x263/0x420 [ 176.330362][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.335904][ C0] __hrtimer_run_queues+0x403/0x840 [ 176.341109][ C0] hrtimer_interrupt+0x38c/0xda0 [ 176.346057][ C0] ? debug_smp_processor_id+0x9/0x20 [ 176.351422][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 176.356965][ C0] apic_timer_interrupt+0xf/0x20 [ 176.361885][ C0] [ 176.364817][ C0] RIP: 0010:__memcg_kmem_uncharge+0xd/0x1a0 [ 176.370702][ C0] Code: 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 8c 85 ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 <50> 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 [ 176.390302][ C0] RSP: 0018:ffffc900020c7bc0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.398803][ C0] RAX: ffffffff81489244 RBX: ffffea0002511440 RCX: ffff888099b42500 [ 176.406764][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002511440 [ 176.414728][ C0] RBP: ffffc900020c7be8 R08: dffffc0000000000 R09: fffffbfff124248a [ 176.422688][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880a8b8a320 [ 176.430841][ C0] R13: dffffc0000000000 R14: 1ffff11015171464 R15: ffff8880a64ed6f8 [ 176.438823][ C0] ? free_thread_stack+0x124/0x590 [ 176.443936][ C0] free_thread_stack+0x12e/0x590 [ 176.448879][ C0] put_task_stack+0xa3/0x130 [ 176.453462][ C0] finish_task_switch+0x3f1/0x550 [ 176.458490][ C0] __schedule+0x9a8/0xcc0 [ 176.462833][ C0] preempt_schedule_irq+0xc1/0x140 [ 176.467936][ C0] retint_kernel+0x1b/0x2b [ 176.472339][ C0] RIP: 0010:do_user_addr_fault+0x20c/0xaf0 [ 176.478135][ C0] Code: 08 00 74 0c 48 c7 c7 78 95 2a 89 e8 ce 8a 7d 00 48 83 3d 6e f9 f4 07 00 0f 84 db 08 00 00 e8 6b 22 41 00 fb 66 0f 1f 44 00 00 <48> 89 e0 bb 54 00 00 00 e9 a1 00 00 00 49 8d 9d 90 00 00 00 48 89 [ 176.497757][ C0] RSP: 0000:ffffc900020c7e48 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 176.506177][ C0] RAX: ffffffff81359c15 RBX: 0000000000000003 RCX: ffff888099b42500 [ 176.514148][ C0] RDX: 0000000000000000 RSI: ffffffff813592b3 RDI: ffff888099b42d44 [ 176.522118][ C0] RBP: ffffc900020c7ee0 R08: ffff888099b42d58 R09: fffff52000419000 [ 176.530079][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 176.538050][ C0] R13: ffffc900020c7f58 R14: ffffc900020c7fe0 R15: 1ffff92000418ffc [ 176.546025][ C0] ? do_user_addr_fault+0x205/0xaf0 [ 176.551222][ C0] ? __do_page_fault+0xd3/0x1f0 [ 176.556064][ C0] ? do_user_addr_fault+0x205/0xaf0 [ 176.561255][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 176.566702][ C0] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 176.572410][ C0] __do_page_fault+0xd3/0x1f0 [ 176.577091][ C0] do_page_fault+0x99/0xb0 [ 176.581498][ C0] page_fault+0x39/0x40 [ 176.585638][ C0] RIP: 0033:0x40ff30 [ 176.589532][ C0] Code: 31 c6 44 8d 4f 04 41 89 f8 8d 1c f6 89 d8 c1 e8 04 31 c3 69 c3 2d eb d4 27 89 c3 c1 eb 0f 31 c3 89 f8 89 c6 81 e6 ff 1f 00 00 <8b> 14 b5 00 00 73 00 41 39 d0 74 23 85 d2 74 58 83 c0 01 41 39 c1 [ 176.609121][ C0] RSP: 002b:00007ffd8b10b080 EFLAGS: 00010206 [ 176.615185][ C0] RAX: 00000000817c69ff RBX: 000000004e0fefea RCX: 0000001b30e20000 [ 176.623145][ C0] RDX: 0000000000000484 RSI: 00000000000009ff RDI: ffffffff817c69ff [ 176.631104][ C0] RBP: 0000000000000000 R08: 00000000817c69ff R09: 00000000817c6a03 [ 176.639063][ C0] R10: 00007ffd8b10b220 R11: 0000000000000246 R12: 000000000075bfa8 [ 176.647021][ C0] R13: 0000000080000000 R14: 00007ff5f809b008 R15: 0000000000000000 [ 176.655025][ C0] ? trace_hardirqs_off_caller+0xf/0x80