[ 45.315551][ T23] audit: type=1800 audit(1575331753.538:26): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.373534][ T23] audit: type=1800 audit(1575331753.538:27): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 45.406571][ T23] audit: type=1800 audit(1575331753.538:28): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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. [ 46.015552][ T23] audit: type=1800 audit(1575331754.258:29): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. 2019/12/03 00:09:23 fuzzer started 2019/12/03 00:09:25 dialing manager at 10.128.0.26:38907 2019/12/03 00:09:25 syscalls: 2697 2019/12/03 00:09:25 code coverage: enabled 2019/12/03 00:09:25 comparison tracing: enabled 2019/12/03 00:09:25 extra coverage: extra coverage is not supported by the kernel 2019/12/03 00:09:25 setuid sandbox: enabled 2019/12/03 00:09:25 namespace sandbox: enabled 2019/12/03 00:09:25 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 00:09:25 fault injection: enabled 2019/12/03 00:09:25 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 00:09:25 net packet injection: enabled 2019/12/03 00:09:25 net device setup: enabled 2019/12/03 00:09:25 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 00:09:25 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:09:26 executing program 0: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001600)={0x18, 0x40000000000013, 0xfffffffffffffffb, 0x0, 0x0, {0x3d}, [@nested={0x4, 0x8002}]}, 0x18}, 0x1, 0x68}, 0x0) r0 = socket(0x10, 0x800000000080002, 0x10) sendmmsg$alg(r0, &(0x7f0000000140), 0x4924924924925b9, 0x0) 00:09:26 executing program 1: unshare(0x400) r0 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x178aebd5914a843) vmsplice(r0, 0x0, 0x0, 0x0) syzkaller login: [ 58.413549][ T8199] IPVS: ftp: loaded support on port[0] = 21 [ 58.587460][ T8202] IPVS: ftp: loaded support on port[0] = 21 [ 58.598426][ T8199] chnl_net:caif_netlink_parms(): no params data found 00:09:26 executing program 2: openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='cpuacct.stat\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000040)="0f42", 0x2) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_SET_IRQCHIP(0xffffffffffffffff, 0x8208ae63, &(0x7f0000000180)={0x0, 0x0, @ioapic={0x0, 0x0, 0x0, 0x0, 0x0, [{}, {0x9, 0x0, 0x0, [], 0x6}, {}, {}, {}, {0x0, 0x0, 0x3}, {}, {0xff}, {}, {}, {0x0, 0xfd}, {}, {0x0, 0x0, 0xfe}, {}, {0x0, 0x6}, {}, {}, {0x0, 0x0, 0x0, [], 0x20}]}}) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) write$P9_RRENAMEAT(0xffffffffffffffff, &(0x7f0000000080)={0x7}, 0x7) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000000000/0x1000)=nil}) r2 = socket$unix(0x1, 0x1, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) r4 = dup2(r3, r2) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) add_key$keyring(&(0x7f0000000480)='keyring\x00', 0x0, 0x0, 0x0, 0xfffffffffffffffe) ioctl$KVM_SET_REGS(r5, 0x4090ae82, &(0x7f0000000500)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfb]}) ioctl$KVM_RUN(r5, 0xae80, 0x0) ioctl$KVM_RUN(r5, 0xae80, 0x0) ioctl$KVM_NMI(r5, 0xae9a) ioctl$KVM_SET_REGS(r5, 0x4090ae82, &(0x7f0000000380)) ioctl$KVM_RUN(r5, 0xae80, 0x0) [ 58.661339][ T8199] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.670441][ T8199] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.678642][ T8199] device bridge_slave_0 entered promiscuous mode [ 58.694904][ T8199] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.702757][ T8199] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.720873][ T8199] device bridge_slave_1 entered promiscuous mode [ 58.753616][ T8199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.795615][ T8199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.837896][ T8199] team0: Port device team_slave_0 added [ 58.884258][ T8199] team0: Port device team_slave_1 added 00:09:27 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000100)="0815b5055e0bcfe87b3071") r1 = socket(0x10, 0x2, 0x0) sendto(r1, &(0x7f0000000900)="120000001200e7ef077b1a3fcd00000200a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000037c0)=[{{&(0x7f0000000140)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x3d}, {&(0x7f00000000c0)=""/85, 0x4e4}, {&(0x7f00000024c0)=""/4096, 0x1048}, {&(0x7f0000000400)=""/120, 0x78}, {&(0x7f0000000480)=""/60, 0xc6}, {&(0x7f0000000280)=""/77, 0x7}, {&(0x7f0000000540)=""/154, 0x9a}, {&(0x7f0000000340)=""/22, 0x860}], 0x8, &(0x7f0000002400)=""/191, 0x1f9}}], 0x4000000000001de, 0x6, &(0x7f0000003700)={0x77359400}) [ 58.926685][ T8202] chnl_net:caif_netlink_parms(): no params data found [ 58.941782][ T8205] IPVS: ftp: loaded support on port[0] = 21 [ 59.087199][ T8199] device hsr_slave_0 entered promiscuous mode 00:09:27 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000040)=[@in6={0xa, 0x0, 0x0, @ipv4={[], [], @rand_addr=0x101}}], 0x1c) [ 59.175534][ T8199] device hsr_slave_1 entered promiscuous mode [ 59.253099][ T8207] IPVS: ftp: loaded support on port[0] = 21 [ 59.340802][ T8202] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.351356][ T8202] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.361546][ T8202] device bridge_slave_0 entered promiscuous mode [ 59.373361][ T8199] netdevsim netdevsim0 netdevsim0: renamed from eth0 00:09:27 executing program 5: syz_open_dev$cec(&(0x7f0000000040)='/dev/cec#\x00', 0x0, 0x2) r0 = syz_open_dev$cec(0x0, 0x0, 0x2) ioctl$IOC_PR_PREEMPT(r0, 0xc0386105, &(0x7f0000000080)) [ 59.385769][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 59.442666][ T8202] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.450922][ T8202] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.461354][ T8202] device bridge_slave_1 entered promiscuous mode [ 59.479384][ T8199] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.527336][ T8199] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.625802][ T8199] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.626850][ T8212] IPVS: ftp: loaded support on port[0] = 21 [ 59.694030][ T8202] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.742610][ T8202] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.787969][ T8205] chnl_net:caif_netlink_parms(): no params data found [ 59.810707][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 59.828125][ T8202] team0: Port device team_slave_0 added [ 59.838614][ T8202] team0: Port device team_slave_1 added [ 59.895663][ T8202] device hsr_slave_0 entered promiscuous mode [ 59.964362][ T8202] device hsr_slave_1 entered promiscuous mode [ 60.004286][ T8202] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.067930][ T8207] chnl_net:caif_netlink_parms(): no params data found [ 60.085815][ T8205] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.092875][ T8205] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.100868][ T8205] device bridge_slave_0 entered promiscuous mode [ 60.108493][ T8205] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.115584][ T8205] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.123206][ T8205] device bridge_slave_1 entered promiscuous mode [ 60.138453][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.146277][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.153782][ T8209] device bridge_slave_0 entered promiscuous mode [ 60.163783][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.171088][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.178778][ T8209] device bridge_slave_1 entered promiscuous mode [ 60.224712][ T8205] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.240457][ T8202] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.296422][ T8207] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.303498][ T8207] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.311735][ T8207] device bridge_slave_0 entered promiscuous mode [ 60.320522][ T8205] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.330970][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.342059][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.352645][ T8202] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.395406][ T8207] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.402530][ T8207] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.410642][ T8207] device bridge_slave_1 entered promiscuous mode [ 60.436668][ T8209] team0: Port device team_slave_0 added [ 60.443706][ T8209] team0: Port device team_slave_1 added [ 60.449554][ T8202] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.528893][ T8202] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.592265][ T8205] team0: Port device team_slave_0 added [ 60.599633][ T8207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.614344][ T8207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.644942][ T8205] team0: Port device team_slave_1 added [ 60.686697][ T8209] device hsr_slave_0 entered promiscuous mode [ 60.734987][ T8209] device hsr_slave_1 entered promiscuous mode [ 60.774127][ T8209] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.822121][ T8207] team0: Port device team_slave_0 added [ 60.829574][ T8207] team0: Port device team_slave_1 added [ 60.896768][ T8207] device hsr_slave_0 entered promiscuous mode [ 60.934347][ T8207] device hsr_slave_1 entered promiscuous mode [ 60.974059][ T8207] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.998244][ T8212] chnl_net:caif_netlink_parms(): no params data found [ 61.014713][ T8199] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.066814][ T8205] device hsr_slave_0 entered promiscuous mode [ 61.105339][ T8205] device hsr_slave_1 entered promiscuous mode [ 61.174088][ T8205] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.232211][ T8212] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.239758][ T8212] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.247782][ T8212] device bridge_slave_0 entered promiscuous mode [ 61.276324][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.284866][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.299288][ T8212] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.307148][ T8212] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.317924][ T8212] device bridge_slave_1 entered promiscuous mode [ 61.328703][ T8199] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.336984][ T8205] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.375940][ T8209] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.427045][ T8207] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.494682][ T8205] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.557656][ T8209] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.617459][ T8207] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.675556][ T8207] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.735383][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.744630][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.752971][ T8218] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.760149][ T8218] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.775391][ T8212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.786001][ T8205] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.825484][ T8205] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.875321][ T8209] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.926197][ T8209] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.956912][ T8207] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.009058][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.018261][ T8212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.043572][ T8212] team0: Port device team_slave_0 added [ 62.053865][ T8202] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.068505][ T8212] team0: Port device team_slave_1 added [ 62.089535][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.099073][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.107733][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.114820][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.122347][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.130966][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.139449][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.148140][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.168460][ T8202] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.225967][ T8212] device hsr_slave_0 entered promiscuous mode [ 62.264260][ T8212] device hsr_slave_1 entered promiscuous mode [ 62.314033][ T8212] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.338448][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.346777][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.354747][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.362340][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.371457][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.380057][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.387158][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.395226][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.403898][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.412209][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.419435][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.427939][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.436784][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.445215][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.453398][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.461636][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.470239][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.478738][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.486965][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.516725][ T8199] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.535344][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.543058][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.551839][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.560309][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.569497][ T8212] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.637560][ T8212] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.675978][ T8212] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.720586][ T8212] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.805763][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.816543][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.825250][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.833516][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.842119][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.850544][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.868065][ T8209] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.885159][ T8202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.912129][ T8199] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.926902][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.934942][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.966648][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.977742][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.015333][ T8212] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.023698][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.031360][ T8218] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.045811][ T8209] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.056467][ T8202] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.073666][ T8207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.109474][ T8212] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.189821][ T8212] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.208417][ T8212] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.268595][ T8212] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.243946][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 168.250697][ C1] rcu: 1-...!: (10499 ticks this GP) idle=cb2/1/0x4000000000000002 softirq=12413/12413 fqs=4 [ 168.261156][ C1] (t=10501 jiffies g=6441 q=481) [ 168.266170][ C1] rcu: rcu_preempt kthread starved for 10494 jiffies! g6441 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 168.277254][ C1] rcu: RCU grace-period kthread stack dump: [ 168.283127][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 168.291029][ C1] Call Trace: [ 168.294330][ C1] __schedule+0x9a0/0xcc0 [ 168.298661][ C1] schedule+0x181/0x210 [ 168.302804][ C1] schedule_timeout+0x14f/0x240 [ 168.307641][ C1] ? run_local_timers+0x120/0x120 [ 168.312654][ C1] rcu_gp_kthread+0xed8/0x1770 [ 168.317415][ C1] kthread+0x332/0x350 [ 168.321466][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 168.326561][ C1] ? kthread_blkcg+0xe0/0xe0 [ 168.331136][ C1] ret_from_fork+0x24/0x30 [ 168.335637][ C1] NMI backtrace for cpu 1 [ 168.339957][ C1] CPU: 1 PID: 4487 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 168.347390][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.357427][ C1] Call Trace: [ 168.360697][ C1] [ 168.363551][ C1] dump_stack+0x1fb/0x318 [ 168.367893][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.372726][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.378865][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.384915][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.390887][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.396775][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.401887][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.407160][ C1] ? trace_hardirqs_off+0x74/0x80 [ 168.412181][ C1] update_process_times+0x12d/0x180 [ 168.417378][ C1] tick_sched_timer+0x263/0x420 [ 168.422215][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.427746][ C1] __hrtimer_run_queues+0x403/0x840 [ 168.432979][ C1] hrtimer_interrupt+0x38c/0xda0 [ 168.437918][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.443190][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 168.448720][ C1] apic_timer_interrupt+0xf/0x20 [ 168.453638][ C1] [ 168.456572][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 168.462709][ C1] Code: 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 168.482295][ C1] RSP: 0018:ffffc90002907920 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.490695][ C1] RAX: ffffffff81487326 RBX: ffffea000292ed00 RCX: ffff8880890ee040 [ 168.498654][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000292ed00 [ 168.506612][ C1] RBP: ffffc90002907948 R08: 000000000003a768 R09: fffffbfff120248a [ 168.514569][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888095e3b120 [ 168.522526][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888084c77a28 [ 168.530585][ C1] ? mod_memcg_page_state+0x16/0x190 [ 168.535857][ C1] ? mod_memcg_page_state+0x16/0x190 [ 168.541124][ C1] free_thread_stack+0x168/0x590 [ 168.546616][ C1] put_task_stack+0xa3/0x130 [ 168.551193][ C1] finish_task_switch+0x3f1/0x550 [ 168.556206][ C1] __schedule+0x9a8/0xcc0 [ 168.560527][ C1] ? ___preempt_schedule+0x16/0x18 [ 168.565627][ C1] preempt_schedule+0xdb/0x120 [ 168.570373][ C1] ___preempt_schedule+0x16/0x18 [ 168.575298][ C1] ? __wake_up_sync_key+0xe2/0x150 [ 168.580391][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 168.586027][ C1] __wake_up_sync_key+0xe2/0x150 [ 168.590953][ C1] sock_def_readable+0x162/0x200 [ 168.595880][ C1] unix_dgram_sendmsg+0x1bd5/0x2690 [ 168.601077][ C1] ? __sys_sendmsg+0x20b/0x290 [ 168.605830][ C1] ? unix_dgram_poll+0x6b0/0x6b0 [ 168.610750][ C1] __sys_sendto+0x442/0x5e0 [ 168.615245][ C1] ? debug_smp_processor_id+0x1c/0x20 [ 168.620600][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 168.626654][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 168.632385][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 168.638098][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.643554][ C1] __x64_sys_sendto+0xe5/0x100 [ 168.648401][ C1] do_syscall_64+0xf7/0x1c0 [ 168.652895][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.658773][ C1] RIP: 0033:0x7ff8f55f2282 [ 168.663176][ C1] Code: 48 83 c8 ff eb ea 90 90 53 48 83 ec 20 8b 05 81 d3 2a 00 85 c0 75 21 45 31 c9 45 31 c0 4c 63 d1 48 63 ff b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 61 48 83 c4 20 5b c3 48 89 54 24 08 89 0c 24 [ 168.683111][ C1] RSP: 002b:00007fffc82bf7e0 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 168.691536][ C1] RAX: ffffffffffffffda RBX: 00000000021bde80 RCX: 00007ff8f55f2282 [ 168.699511][ C1] RDX: 0000000000000008 RSI: 00007fffc82bf830 RDI: 0000000000000009 [ 168.707489][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 168.715464][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 168.723432][ C1] R13: 0000000002257f60 R14: 00000000021a5250 R15: 000000000000000b