[ 43.175076][ T23] audit: type=1800 audit(1575379758.835:26): pid=8032 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.234062][ T23] audit: type=1800 audit(1575379758.835:27): pid=8032 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.266834][ T23] audit: type=1800 audit(1575379758.835:28): pid=8032 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. [ 43.794961][ T23] audit: type=1800 audit(1575379759.475:29): pid=8032 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 '10.128.0.65' (ECDSA) to the list of known hosts. 2019/12/03 13:29:29 fuzzer started 2019/12/03 13:29:31 dialing manager at 10.128.0.26:45711 2019/12/03 13:29:31 syscalls: 2689 2019/12/03 13:29:31 code coverage: enabled 2019/12/03 13:29:31 comparison tracing: enabled 2019/12/03 13:29:31 extra coverage: extra coverage is not supported by the kernel 2019/12/03 13:29:31 setuid sandbox: enabled 2019/12/03 13:29:31 namespace sandbox: enabled 2019/12/03 13:29:31 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 13:29:31 fault injection: enabled 2019/12/03 13:29:31 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 13:29:31 net packet injection: enabled 2019/12/03 13:29:31 net device setup: enabled 2019/12/03 13:29:31 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 13:29:31 devlink PCI setup: PCI device 0000:00:10.0 is not available 13:29:32 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) write$cgroup_type(r2, &(0x7f0000000140)='threaded\x00', 0x5dc291) clone(0x80020100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) lseek(r2, 0x0, 0x0) write$binfmt_misc(r2, 0x0, 0x0) 13:29:32 executing program 1: sched_setscheduler(0x0, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f0000001a40)={"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"}) ioctl$KVM_SET_MP_STATE(r2, 0x4004ae99, &(0x7f0000000080)=0x10000000002) ioctl$KVM_RUN(r2, 0xae80, 0x0) ptrace$setopts(0x4206, 0x0, 0x0, 0x0) shmctl$IPC_SET(0x0, 0x1, 0x0) socket$inet6_sctp(0xa, 0x0, 0x84) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) syzkaller login: [ 56.915316][ T8195] IPVS: ftp: loaded support on port[0] = 21 13:29:32 executing program 2: socket(0x1a, 0x0, 0x0) [ 57.083595][ T8195] chnl_net:caif_netlink_parms(): no params data found [ 57.094697][ T8198] IPVS: ftp: loaded support on port[0] = 21 [ 57.159814][ T8195] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.176737][ T8195] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.184799][ T8195] device bridge_slave_0 entered promiscuous mode [ 57.217660][ T8195] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.224852][ T8195] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.247570][ T8195] device bridge_slave_1 entered promiscuous mode [ 57.303704][ T8195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.331437][ T8195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.344385][ T8198] chnl_net:caif_netlink_parms(): no params data found 13:29:33 executing program 3: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000180)='ns/pid\x00') setns(r0, 0x0) [ 57.365488][ T8195] team0: Port device team_slave_0 added [ 57.396230][ T8195] team0: Port device team_slave_1 added [ 57.426358][ T8201] IPVS: ftp: loaded support on port[0] = 21 [ 57.456711][ T8198] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.464135][ T8198] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.472963][ T8198] device bridge_slave_0 entered promiscuous mode [ 57.519515][ T8195] device hsr_slave_0 entered promiscuous mode [ 57.567232][ T8195] device hsr_slave_1 entered promiscuous mode 13:29:33 executing program 4: r0 = openat$ttynull(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttynull\x00', 0x0, 0x0) ioctl$TIOCGSOFTCAR(r0, 0x402c542c, &(0x7f0000000240)) [ 57.730332][ T8198] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.746731][ T8198] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.754607][ T8198] device bridge_slave_1 entered promiscuous mode [ 57.804534][ T8203] IPVS: ftp: loaded support on port[0] = 21 [ 57.842680][ T8205] IPVS: ftp: loaded support on port[0] = 21 13:29:33 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_ro(r0, &(0x7f0000000040)='cpu.stat\x00', 0x0, 0x0) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000200)={r1, 0x0, 0x0, 0x0, 0x0}, 0x20) [ 57.854842][ T8198] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.894033][ T8198] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.950813][ T8195] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.010269][ T8195] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.066065][ T8198] team0: Port device team_slave_0 added [ 58.075528][ T8198] team0: Port device team_slave_1 added [ 58.093115][ T8195] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.149691][ T8195] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.220732][ T8207] IPVS: ftp: loaded support on port[0] = 21 [ 58.298286][ T8198] device hsr_slave_0 entered promiscuous mode [ 58.347980][ T8198] device hsr_slave_1 entered promiscuous mode [ 58.406937][ T8198] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.439607][ T8201] chnl_net:caif_netlink_parms(): no params data found [ 58.517130][ T8201] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.524601][ T8201] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.532861][ T8201] device bridge_slave_0 entered promiscuous mode [ 58.542345][ T8201] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.550052][ T8201] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.557731][ T8201] device bridge_slave_1 entered promiscuous mode [ 58.577387][ T8201] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.587531][ T8203] chnl_net:caif_netlink_parms(): no params data found [ 58.610044][ T8201] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.643435][ T8198] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.710976][ T8201] team0: Port device team_slave_0 added [ 58.736955][ T8198] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.775235][ T8201] team0: Port device team_slave_1 added [ 58.792804][ T8198] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.868609][ T8203] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.876468][ T8203] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.884540][ T8203] device bridge_slave_0 entered promiscuous mode [ 58.901036][ T8198] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.962969][ T8205] chnl_net:caif_netlink_parms(): no params data found [ 58.972295][ T8203] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.980080][ T8203] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.990509][ T8203] device bridge_slave_1 entered promiscuous mode [ 59.042853][ T8207] chnl_net:caif_netlink_parms(): no params data found [ 59.088607][ T8201] device hsr_slave_0 entered promiscuous mode [ 59.138885][ T8201] device hsr_slave_1 entered promiscuous mode [ 59.186660][ T8201] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.201816][ T8203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.231449][ T8203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.261972][ T8207] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.270148][ T8207] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.278055][ T8207] device bridge_slave_0 entered promiscuous mode [ 59.302238][ T8207] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.309574][ T8207] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.317900][ T8207] device bridge_slave_1 entered promiscuous mode [ 59.345397][ T8205] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.353213][ T8205] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.361713][ T8205] device bridge_slave_0 entered promiscuous mode [ 59.372139][ T8203] team0: Port device team_slave_0 added [ 59.380056][ T8207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.400322][ T8205] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.407581][ T8205] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.415303][ T8205] device bridge_slave_1 entered promiscuous mode [ 59.423273][ T8203] team0: Port device team_slave_1 added [ 59.437080][ T8207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.459856][ T8201] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.569391][ T8203] device hsr_slave_0 entered promiscuous mode [ 59.627036][ T8203] device hsr_slave_1 entered promiscuous mode [ 59.686646][ T8203] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.696078][ T8207] team0: Port device team_slave_0 added [ 59.709698][ T8201] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.773341][ T8201] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.824280][ T8207] team0: Port device team_slave_1 added [ 59.834176][ T8195] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.844367][ T8205] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.854791][ T8201] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.929951][ T8207] device hsr_slave_0 entered promiscuous mode [ 59.969705][ T8207] device hsr_slave_1 entered promiscuous mode [ 60.006895][ T8207] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.018035][ T8205] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.070168][ T8205] team0: Port device team_slave_0 added [ 60.079343][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.088418][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.107565][ T8195] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.127537][ T8205] team0: Port device team_slave_1 added [ 60.145994][ T8203] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.181256][ T8203] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.252239][ T8203] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.313600][ T8207] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.349448][ T3851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.358561][ T3851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.367503][ T3851] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.374693][ T3851] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.383486][ T3851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.392423][ T8203] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.440652][ T8198] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.499378][ T8205] device hsr_slave_0 entered promiscuous mode [ 60.546922][ T8205] device hsr_slave_1 entered promiscuous mode [ 60.576761][ T8205] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.584511][ T8207] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.642339][ T8207] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.683875][ T8207] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.743751][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.752475][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.761490][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.768756][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.777218][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.785924][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.793728][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.817357][ T8201] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.826696][ T8198] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.842074][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.864057][ T8195] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.875705][ T8195] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.891989][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.901302][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.913237][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.922695][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.934658][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.944232][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.953402][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.961802][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.971262][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.979347][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.995999][ T8201] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.018768][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.030604][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.039403][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.046455][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.057738][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.065570][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.073522][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.082112][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.090570][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.097669][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.110563][ T8205] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.159357][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.167657][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.176329][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.185466][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.193095][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.211060][ T8205] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.261876][ T8195] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.273921][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.282879][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.291788][ T8211] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.298908][ T8211] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.307030][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.316190][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.325889][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.334050][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.342622][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.351898][ T8211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.363158][ T8205] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.415621][ T8205] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.473569][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.482771][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.493636][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.501058][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.510403][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.524616][ T8198] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.535555][ T8198] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.577377][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.586074][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.604312][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.613244][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.622257][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.631006][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.639696][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.648298][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.671587][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.694356][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.721653][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.762508][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.783201][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.807498][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.814967][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.924291][ T8207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.949874][ T8207] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.000492][ T8207] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.013170][ T8207] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.053839][ T8207] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.606492][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.613296][ C0] rcu: 0-...!: (10499 ticks this GP) idle=22a/1/0x4000000000000002 softirq=9851/9851 fqs=23 [ 166.623997][ C0] (t=10501 jiffies g=6341 q=505) [ 166.629224][ C0] rcu: rcu_preempt kthread starved for 10455 jiffies! g6341 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.640310][ C0] rcu: RCU grace-period kthread stack dump: [ 166.646203][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.654118][ C0] Call Trace: [ 166.657422][ C0] __schedule+0x9a0/0xcc0 [ 166.661779][ C0] schedule+0x181/0x210 [ 166.665957][ C0] schedule_timeout+0x14f/0x240 [ 166.670798][ C0] ? run_local_timers+0x120/0x120 [ 166.675823][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.680604][ C0] kthread+0x332/0x350 [ 166.684657][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.689779][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.694359][ C0] ret_from_fork+0x24/0x30 [ 166.698818][ C0] NMI backtrace for cpu 0 [ 166.703148][ C0] CPU: 0 PID: 4169 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 166.710590][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.720633][ C0] Call Trace: [ 166.724166][ C0] [ 166.727010][ C0] dump_stack+0x1fb/0x318 [ 166.731364][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.736204][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.742371][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.748631][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.754611][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.760495][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.765600][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.770789][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.775803][ C0] update_process_times+0x12d/0x180 [ 166.780993][ C0] tick_sched_timer+0x263/0x420 [ 166.785836][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.791380][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.796580][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.801547][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.807374][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.812911][ C0] apic_timer_interrupt+0xf/0x20 [ 166.817851][ C0] [ 166.820786][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x14/0x50 [ 166.826944][ C0] Code: 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 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 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 [ 166.846641][ C0] RSP: 0018:ffffc9000200fad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.855041][ C0] RAX: ffffffff81487433 RBX: 0000000000000000 RCX: ffff8880a03fe1c0 [ 166.863001][ C0] RDX: 0000000000000001 RSI: 00000000fffffffc RDI: ffffea00028b0140 [ 166.870967][ C0] RBP: ffffc9000200fb00 R08: dffffc0000000000 R09: fffffbfff120248a [ 166.878928][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: dffffc0000000000 [ 166.886911][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88809939b728 [ 166.894890][ C0] ? mod_memcg_page_state+0x123/0x190 [ 166.900256][ C0] ? free_thread_stack+0x124/0x590 [ 166.905377][ C0] ? mod_memcg_page_state+0x123/0x190 [ 166.910758][ C0] free_thread_stack+0x168/0x590 [ 166.915880][ C0] put_task_stack+0xa3/0x130 [ 166.920472][ C0] finish_task_switch+0x3f1/0x550 [ 166.925492][ C0] __schedule+0x9a8/0xcc0 [ 166.929852][ C0] schedule+0x181/0x210 [ 166.934055][ C0] schedule_hrtimeout_range_clock+0x3c7/0x510 [ 166.940131][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 166.945938][ C0] schedule_hrtimeout_range+0x2a/0x40 [ 166.951300][ C0] ep_poll+0xa4d/0xe80 [ 166.955379][ C0] ? do_task_dead+0xc0/0xc0 [ 166.959871][ C0] ? __kasan_check_read+0x11/0x20 [ 166.964974][ C0] do_epoll_wait+0x1ee/0x260 [ 166.969558][ C0] __x64_sys_epoll_wait+0x9a/0xb0 [ 166.974572][ C0] do_syscall_64+0xf7/0x1c0 [ 166.979068][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.984946][ C0] RIP: 0033:0x7fd9daeee943 [ 166.989354][ C0] Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24 [ 167.008947][ C0] RSP: 002b:00007ffec7ed6048 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 [ 167.017350][ C0] RAX: ffffffffffffffda RBX: 0000000001446250 RCX: 00007fd9daeee943 [ 167.025488][ C0] RDX: 0000000000000004 RSI: 00007ffec7ed6110 RDI: 0000000000000007 [ 167.033454][ C0] RBP: 0000000000625500 R08: 00007ffec7ed6030 R09: 00007ffec7f440b8 [ 167.041430][ C0] R10: 000000000000ee42 R11: 0000000000000246 R12: 000000000145f530 [ 167.049404][ C0] R13: 00007ffec7ed7167 R14: 0000000000000005 R15: 0000000001446250