[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 42.495921][ T25] audit: type=1800 audit(1575374989.559:25): pid=7980 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.514920][ T25] audit: type=1800 audit(1575374989.569:26): pid=7980 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.570186][ T25] audit: type=1800 audit(1575374989.569:27): pid=7980 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 '10.128.1.35' (ECDSA) to the list of known hosts. 2019/12/03 12:10:01 fuzzer started 2019/12/03 12:10:03 dialing manager at 10.128.0.26:45711 2019/12/03 12:10:03 syscalls: 2689 2019/12/03 12:10:03 code coverage: enabled 2019/12/03 12:10:03 comparison tracing: enabled 2019/12/03 12:10:03 extra coverage: extra coverage is not supported by the kernel 2019/12/03 12:10:03 setuid sandbox: enabled 2019/12/03 12:10:03 namespace sandbox: enabled 2019/12/03 12:10:03 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 12:10:03 fault injection: enabled 2019/12/03 12:10:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 12:10:03 net packet injection: enabled 2019/12/03 12:10:03 net device setup: enabled 2019/12/03 12:10:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 12:10:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:10:04 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x80000000000a01, 0x0) write$binfmt_aout(r0, &(0x7f00000000c0)=ANY=[], 0xffffff78) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000200)) r1 = syz_open_pts(r0, 0x0) read(r1, &(0x7f00000000c0)=""/19, 0x8) 12:10:04 executing program 1: r0 = syz_open_dev$usbfs(&(0x7f0000000180)='/dev/bus/usb/00#/00#\x00', 0x200, 0x1) ioctl$USBDEVFS_CONTROL(r0, 0xc0185500, &(0x7f0000000000)={0x80, 0x6, 0x302, 0x0, 0x0, 0x0, 0x0}) syzkaller login: [ 57.246900][ T8144] IPVS: ftp: loaded support on port[0] = 21 [ 57.384771][ T8146] IPVS: ftp: loaded support on port[0] = 21 [ 57.413377][ T8144] chnl_net:caif_netlink_parms(): no params data found 12:10:04 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000029000/0x18000)=nil, &(0x7f0000000240)=[@text32={0x20, &(0x7f0000000140)="b9800000c00f3263350100000000309a49000000650c660f3882af724d0000c74424007d720000c744240206000000c7442406000000000f011424c74424008fc4bd87c7442402c43a727fdcc3c47224060000000000001424f30f090f013a360f06c4c18d72d68366baa100ed", 0x6d}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc5e]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x5, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 57.517959][ T8144] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.538579][ T8144] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.556408][ T8144] device bridge_slave_0 entered promiscuous mode [ 57.582636][ T8144] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.598523][ T8144] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.606301][ T8144] device bridge_slave_1 entered promiscuous mode [ 57.657627][ T8149] IPVS: ftp: loaded support on port[0] = 21 [ 57.696754][ T8144] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 12:10:04 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r1) r2 = openat$random(0xffffffffffffff9c, &(0x7f0000000140)='/dev/urandom\x00', 0x0, 0x0) ioctl$RNDADDENTROPY(r2, 0x40085203, 0x0) [ 57.715527][ T8146] chnl_net:caif_netlink_parms(): no params data found [ 57.732027][ T8144] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.822225][ T8144] team0: Port device team_slave_0 added [ 57.867975][ T8144] team0: Port device team_slave_1 added [ 57.905151][ T8146] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.913050][ T8146] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.923344][ T8146] device bridge_slave_0 entered promiscuous mode [ 57.952475][ T8146] bridge0: port 2(bridge_slave_1) entered blocking state 12:10:05 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000940)={0x0, 0x0, &(0x7f00000008c0)=[{&(0x7f00000036c0)="a5", 0x1}], 0x1}, 0x0) r1 = socket$kcm(0xa, 0x2, 0x88) sendmsg$kcm(r1, &(0x7f0000004740)={&(0x7f0000000580)=@in6={0xa, 0x4e21, 0x0, @local}, 0x80, 0x0}, 0xe803) sendmsg$kcm(r1, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000b80)='9', 0x1}], 0x1}, 0x0) sendmsg$sock(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)='K', 0x1}], 0x1}, 0x0) [ 57.968973][ T8146] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.980500][ T8146] device bridge_slave_1 entered promiscuous mode [ 58.007457][ T8149] chnl_net:caif_netlink_parms(): no params data found [ 58.084716][ T8144] device hsr_slave_0 entered promiscuous mode [ 58.138977][ T8144] device hsr_slave_1 entered promiscuous mode [ 58.191075][ T8146] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.218080][ T8146] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.229847][ T8155] IPVS: ftp: loaded support on port[0] = 21 [ 58.257285][ T8153] IPVS: ftp: loaded support on port[0] = 21 12:10:05 executing program 5: r0 = socket(0x2000000011, 0x4000000000080002, 0x0) r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r1, &(0x7f0000000280)=@xdp, 0x80) dup3(r0, r1, 0x0) [ 58.299384][ T8149] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.306529][ T8149] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.318528][ T8149] device bridge_slave_0 entered promiscuous mode [ 58.327756][ T8149] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.334926][ T8149] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.342726][ T8149] device bridge_slave_1 entered promiscuous mode [ 58.352809][ T8146] team0: Port device team_slave_0 added [ 58.395131][ T8149] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.409354][ T8146] team0: Port device team_slave_1 added [ 58.427436][ T8144] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.472702][ T8144] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.571650][ T8144] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.670601][ T8149] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.700248][ T8144] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.820405][ T8146] device hsr_slave_0 entered promiscuous mode [ 58.850223][ T8146] device hsr_slave_1 entered promiscuous mode [ 58.888658][ T8146] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.910955][ T8157] IPVS: ftp: loaded support on port[0] = 21 [ 58.955521][ T8149] team0: Port device team_slave_0 added [ 58.963602][ T8149] team0: Port device team_slave_1 added [ 59.031105][ T8149] device hsr_slave_0 entered promiscuous mode [ 59.068761][ T8149] device hsr_slave_1 entered promiscuous mode [ 59.148548][ T8149] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.164304][ T8146] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.225254][ T8146] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.262524][ T8146] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.321854][ T8146] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.474495][ T8153] chnl_net:caif_netlink_parms(): no params data found [ 59.492526][ T8149] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.577849][ T8155] chnl_net:caif_netlink_parms(): no params data found [ 59.593451][ T8149] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.693419][ T8149] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.741776][ T8149] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.818792][ T8155] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.825955][ T8155] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.834613][ T8155] device bridge_slave_0 entered promiscuous mode [ 59.870090][ T8155] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.877203][ T8155] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.885440][ T8155] device bridge_slave_1 entered promiscuous mode [ 59.904872][ T8153] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.912600][ T8153] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.920322][ T8153] device bridge_slave_0 entered promiscuous mode [ 59.929532][ T8157] chnl_net:caif_netlink_parms(): no params data found [ 59.963301][ T8157] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.970638][ T8157] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.978592][ T8157] device bridge_slave_0 entered promiscuous mode [ 59.992014][ T8155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.003544][ T8153] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.011233][ T8153] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.019162][ T8153] device bridge_slave_1 entered promiscuous mode [ 60.037798][ T8157] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.045343][ T8157] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.053613][ T8157] device bridge_slave_1 entered promiscuous mode [ 60.062106][ T8155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.079141][ T8153] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.093058][ T8144] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.109866][ T8146] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.130537][ T8153] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.162329][ T8157] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.181136][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.192565][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.203207][ T8144] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.212003][ T8155] team0: Port device team_slave_0 added [ 60.220565][ T8149] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.229273][ T8157] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.248195][ T8153] team0: Port device team_slave_0 added [ 60.259174][ T8155] team0: Port device team_slave_1 added [ 60.277452][ T8153] team0: Port device team_slave_1 added [ 60.291052][ T8149] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.305563][ T8157] team0: Port device team_slave_0 added [ 60.317854][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.325965][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.334117][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.341777][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.349815][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.358835][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.367166][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.374692][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.383843][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.397381][ T8146] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.414223][ T8157] team0: Port device team_slave_1 added [ 60.451507][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.460307][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.468916][ T3104] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.475975][ T3104] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.483890][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.492836][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.501438][ T3104] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.508551][ T3104] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.516040][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.524864][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.533484][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.542284][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.550959][ T3104] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.558022][ T3104] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.565739][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.574252][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.582616][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.591204][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.641251][ T8155] device hsr_slave_0 entered promiscuous mode [ 60.678939][ T8155] device hsr_slave_1 entered promiscuous mode [ 60.718731][ T8155] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.751314][ T8153] device hsr_slave_0 entered promiscuous mode [ 60.789123][ T8153] device hsr_slave_1 entered promiscuous mode [ 60.858586][ T8153] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.884288][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.893069][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.901355][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.909344][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.917993][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.926858][ T8161] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.933964][ T8161] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.942138][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.951474][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.960778][ T8161] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.967808][ T8161] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.975409][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.983925][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.992555][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.001278][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.010125][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.018778][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.027028][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.035751][ T8161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.056602][ T8144] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.074172][ T8144] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.094003][ T8149] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.106302][ T8149] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.126714][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.135090][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.144291][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.152704][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.163042][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.171626][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.180148][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.189248][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.197499][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.205824][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.215021][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.223915][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.232246][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.240931][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.321747][ T8157] device hsr_slave_0 entered promiscuous mode [ 61.361566][ T8157] device hsr_slave_1 entered promiscuous mode [ 61.398688][ T8157] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.411369][ T8155] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.461331][ T8155] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.504160][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.512117][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.529058][ T8149] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.545090][ T8155] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.610557][ T8155] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.663840][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.671434][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.679154][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.687518][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.713473][ T8146] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.725371][ T8146] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.734558][ T8153] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.790650][ T8153] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.837460][ T8157] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.890664][ T8157] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.940263][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.952161][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.967900][ T8144] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.998842][ T8153] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.028009][ T8153] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.050393][ T8157] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.101047][ T8157] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.151066][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.158944][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.198816][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.206293][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.236901][ T8166] 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. [ 62.260999][ T8146] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.426388][ T8155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.298380][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 167.305494][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P8144 [ 167.313477][ C0] (detected by 0, t=10503 jiffies, g=6273, q=594) [ 167.319964][ C0] syz-executor.0 R running task 24568 8144 8143 0x0000400a [ 167.327852][ C0] Call Trace: [ 167.331123][ C0] [ 167.333966][ C0] sched_show_task+0x40f/0x560 [ 167.338734][ C0] rcu_sched_clock_irq+0x16b1/0x1ad0 [ 167.344096][ C0] update_process_times+0x12d/0x180 [ 167.349291][ C0] tick_sched_timer+0x263/0x420 [ 167.354301][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.360527][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.365726][ C0] hrtimer_interrupt+0x38c/0xda0 [ 167.370663][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.375939][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 167.381469][ C0] apic_timer_interrupt+0xf/0x20 [ 167.386385][ C0] [ 167.389318][ C0] RIP: 0010:free_thread_stack+0x133/0x590 [ 167.395756][ C0] Code: 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 e8 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 <74> 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 [ 167.415706][ C0] RSP: 0000:ffffc900020b7930 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.424102][ C0] RAX: 0000000000000001 RBX: ffffea000287d9c0 RCX: 0000000000000000 [ 167.432057][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000287d9c0 [ 167.440013][ C0] RBP: ffffc900020b7968 R08: 000000000003a768 R09: ffffed1011dc1f17 [ 167.447980][ C0] R10: ffffed1011dc1f17 R11: 0000000000000000 R12: ffff8880a6ea6920 [ 167.456024][ C0] R13: dffffc0000000000 R14: 1ffff11014dd4d24 R15: ffff88808ee0f8a8 [ 167.464011][ C0] put_task_stack+0xa3/0x130 [ 167.468587][ C0] finish_task_switch+0x3f1/0x550 [ 167.473600][ C0] __schedule+0x9a8/0xcc0 [ 167.477920][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 167.483725][ C0] preempt_schedule_notrace+0xdb/0x120 [ 167.489690][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 167.495311][ C0] ? rcu_is_watching+0x57/0xa0 [ 167.500175][ C0] rcu_is_watching+0x82/0xa0 [ 167.504776][ C0] memcg_kmem_get_cache+0x301/0x590 [ 167.509967][ C0] ? __should_failslab+0x11a/0x160 [ 167.515079][ C0] kmem_cache_alloc_node+0x94/0x280 [ 167.520276][ C0] ? dup_task_struct+0x55/0x910 [ 167.525123][ C0] dup_task_struct+0x55/0x910 [ 167.529922][ C0] copy_process+0x4c5/0x5510 [ 167.534549][ C0] ? __might_fault+0xf9/0x160 [ 167.539241][ C0] _do_fork+0x13e/0x660 [ 167.543396][ C0] ? check_preemption_disabled+0xb4/0x260 [ 167.549099][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.554383][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 167.559745][ C0] __x64_sys_clone+0x20b/0x250 [ 167.564517][ C0] do_syscall_64+0xf7/0x1c0 [ 167.569183][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.575057][ C0] RIP: 0033:0x458c4a [ 167.578935][ C0] Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 [ 167.598535][ C0] RSP: 002b:00007ffcf95af5f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 167.606946][ C0] RAX: ffffffffffffffda RBX: 00007ffcf95af5f0 RCX: 0000000000458c4a [ 167.615169][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 167.623123][ C0] RBP: 00007ffcf95af630 R08: 0000000000000001 R09: 0000000001266940 [ 167.631086][ C0] R10: 0000000001266c10 R11: 0000000000000246 R12: 0000000000000001 [ 167.639040][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffcf95af680 [ 167.647019][ C0] rcu: rcu_preempt kthread starved for 10520 jiffies! g6273 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 167.658286][ C0] rcu: RCU grace-period kthread stack dump: [ 167.664158][ C0] rcu_preempt I29104 10 2 0x80004000 [ 167.670480][ C0] Call Trace: [ 167.673760][ C0] __schedule+0x9a0/0xcc0 [ 167.678086][ C0] schedule+0x181/0x210 [ 167.682230][ C0] schedule_timeout+0x14f/0x240 [ 167.687067][ C0] ? run_local_timers+0x120/0x120 [ 167.692082][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.696839][ C0] kthread+0x332/0x350 [ 167.700889][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.705985][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.710559][ C0] ret_from_fork+0x24/0x30