[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 45.511547][ T27] audit: type=1800 audit(1578458188.377:25): pid=8209 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 45.530734][ T27] audit: type=1800 audit(1578458188.387:26): pid=8209 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.552177][ T27] audit: type=1800 audit(1578458188.387:27): pid=8209 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 '10.128.0.50' (ECDSA) to the list of known hosts. 2020/01/08 04:36:41 fuzzer started 2020/01/08 04:36:43 dialing manager at 10.128.0.26:35703 2020/01/08 04:36:43 syscalls: 2824 2020/01/08 04:36:43 code coverage: enabled 2020/01/08 04:36:43 comparison tracing: enabled 2020/01/08 04:36:43 extra coverage: enabled 2020/01/08 04:36:43 setuid sandbox: enabled 2020/01/08 04:36:43 namespace sandbox: enabled 2020/01/08 04:36:43 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:36:43 fault injection: enabled 2020/01/08 04:36:43 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:36:43 net packet injection: enabled 2020/01/08 04:36:43 net device setup: enabled 2020/01/08 04:36:43 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:36:43 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:36:44 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 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$KVM_RUN(r2, 0xae80, 0x0) 04:36:44 executing program 1: mkdir(&(0x7f0000632000)='./file0\x00', 0x0) mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='schedstat\x00') r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = memfd_create(&(0x7f0000000180)='selinux/\x00', 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000080)=ANY=[], 0x29) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x81, 0x11, r1, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x0, 0x0) pread64(r2, 0x0, 0x0, 0xa6) syzkaller login: [ 61.780236][ T8377] IPVS: ftp: loaded support on port[0] = 21 [ 61.948251][ T8377] chnl_net:caif_netlink_parms(): no params data found [ 61.959038][ T8380] IPVS: ftp: loaded support on port[0] = 21 04:36:44 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x500, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x2, 0x400000000000003, 0x0, 0x403, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[0x300000000000000, 0x0, 0x0, 0x6000000, 0x0, 0x0, 0x6000000, 0x40030000000000], [], @initdev={0xac, 0x1e, 0x0, 0x0}}}}, @sadb_key={0x2, 0x9, 0x20, 0x0, "29635bea"}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0xfc}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @dev}}]}, 0x80}}, 0x0) [ 62.044902][ T8377] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.051989][ T8377] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.084643][ T8377] device bridge_slave_0 entered promiscuous mode [ 62.105533][ T8377] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.112657][ T8377] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.134085][ T8377] device bridge_slave_1 entered promiscuous mode [ 62.174631][ T8377] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.194714][ T8377] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.243844][ T8377] team0: Port device team_slave_0 added [ 62.252293][ T8377] team0: Port device team_slave_1 added [ 62.267468][ T8382] IPVS: ftp: loaded support on port[0] = 21 04:36:45 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x69, 0x10, 0x54}, [@ldst={0x3, 0x3, 0x6}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1c4, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) [ 62.386469][ T8377] device hsr_slave_0 entered promiscuous mode [ 62.433271][ T8377] device hsr_slave_1 entered promiscuous mode [ 62.486202][ T8380] chnl_net:caif_netlink_parms(): no params data found 04:36:45 executing program 4: r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000140)='/dev/uhid\x00', 0x802, 0x0) write$UHID_CREATE2(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="0b00000073797a300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a3100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a30000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000080f882dccab370b227c3c9139f8ec7144f651bedff8afafce2d93041b54c5a85307abcca720d2cd28c12a628ea1dd314d8edc7e1fa5f96f4498be5bd459bb3655167cafab09cd86fa63829"], 0x119) readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000380)=""/188, 0xbc}], 0x1) [ 62.538691][ T8385] IPVS: ftp: loaded support on port[0] = 21 [ 62.626394][ T8380] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.642859][ T8380] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.650703][ T8380] device bridge_slave_0 entered promiscuous mode [ 62.676225][ T8380] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.692763][ T8380] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.712798][ T8380] device bridge_slave_1 entered promiscuous mode [ 62.780741][ T8387] IPVS: ftp: loaded support on port[0] = 21 [ 62.825482][ T8380] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.849795][ T8380] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 04:36:45 executing program 5: openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r0, 0x0, 0xca, &(0x7f0000000000)=0x10001, 0x10) r1 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r1, 0x0, 0xcb, &(0x7f0000000000)=0x10001, 0x10) [ 62.875185][ T8382] chnl_net:caif_netlink_parms(): no params data found [ 62.948040][ T8377] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.005508][ T8377] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.071280][ T8380] team0: Port device team_slave_0 added [ 63.080737][ T8380] team0: Port device team_slave_1 added [ 63.094893][ T8377] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.156879][ T8377] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.238136][ T8390] IPVS: ftp: loaded support on port[0] = 21 [ 63.270548][ T8382] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.278114][ T8382] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.286156][ T8382] device bridge_slave_0 entered promiscuous mode [ 63.324875][ T8385] chnl_net:caif_netlink_parms(): no params data found [ 63.385131][ T8380] device hsr_slave_0 entered promiscuous mode [ 63.433109][ T8380] device hsr_slave_1 entered promiscuous mode [ 63.482827][ T8380] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.490568][ T8380] Cannot create hsr debugfs directory [ 63.496332][ T8382] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.503524][ T8382] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.511212][ T8382] device bridge_slave_1 entered promiscuous mode [ 63.534898][ T8382] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.551158][ T8382] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.579752][ T8385] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.587418][ T8385] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.595322][ T8385] device bridge_slave_0 entered promiscuous mode [ 63.604109][ T8385] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.611170][ T8385] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.618793][ T8385] device bridge_slave_1 entered promiscuous mode [ 63.689458][ T8382] team0: Port device team_slave_0 added [ 63.698131][ T8382] team0: Port device team_slave_1 added [ 63.710259][ T8385] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.720060][ T8387] chnl_net:caif_netlink_parms(): no params data found [ 63.746800][ T8385] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.806835][ T8380] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.865789][ T8380] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.995092][ T8382] device hsr_slave_0 entered promiscuous mode [ 64.023087][ T8382] device hsr_slave_1 entered promiscuous mode [ 64.072784][ T8382] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.080356][ T8382] Cannot create hsr debugfs directory [ 64.097082][ T8385] team0: Port device team_slave_0 added [ 64.103845][ T8380] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 64.166444][ T8387] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.174007][ T8387] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.181733][ T8387] device bridge_slave_0 entered promiscuous mode [ 64.190252][ T8385] team0: Port device team_slave_1 added [ 64.199891][ T8380] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 64.276007][ T8387] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.283928][ T8387] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.291599][ T8387] device bridge_slave_1 entered promiscuous mode [ 64.361053][ T8390] chnl_net:caif_netlink_parms(): no params data found [ 64.377710][ T8387] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.395538][ T8387] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.455442][ T8385] device hsr_slave_0 entered promiscuous mode [ 64.493060][ T8385] device hsr_slave_1 entered promiscuous mode [ 64.532783][ T8385] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.540353][ T8385] Cannot create hsr debugfs directory [ 64.605180][ T8387] team0: Port device team_slave_0 added [ 64.610997][ T8390] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.620753][ T8390] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.628770][ T8390] device bridge_slave_0 entered promiscuous mode [ 64.650198][ T8377] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.664558][ T8387] team0: Port device team_slave_1 added [ 64.670355][ T8390] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.677723][ T8390] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.686674][ T8390] device bridge_slave_1 entered promiscuous mode [ 64.711611][ T8390] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.745740][ T8390] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.776229][ T8382] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.865436][ T8387] device hsr_slave_0 entered promiscuous mode [ 64.913420][ T8387] device hsr_slave_1 entered promiscuous mode [ 64.952832][ T8387] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.960412][ T8387] Cannot create hsr debugfs directory [ 64.969055][ T8380] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.984762][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.993368][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.017252][ T8377] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.024466][ T8382] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 65.070024][ T8390] team0: Port device team_slave_0 added [ 65.083505][ T8390] team0: Port device team_slave_1 added [ 65.089224][ T8385] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.137805][ T8382] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 65.178144][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.185759][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.196259][ T8380] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.204434][ T8385] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.235338][ T8385] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.289476][ T8385] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.345308][ T8382] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.387905][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.396671][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.405859][ T3928] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.413064][ T3928] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.454463][ T8390] device hsr_slave_0 entered promiscuous mode [ 65.503290][ T8390] device hsr_slave_1 entered promiscuous mode [ 65.543155][ T8390] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.550713][ T8390] Cannot create hsr debugfs directory [ 65.586725][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.595173][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.606648][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.615011][ T3928] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.622063][ T3928] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.631282][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.639753][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.648614][ T3928] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.655708][ T3928] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.671777][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.679801][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.688267][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.697358][ T3928] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.704425][ T3928] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.747056][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.755805][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.765301][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.779490][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.788297][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.796936][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.809691][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.851344][ T8377] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.862042][ T8377] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.882153][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.891478][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.901153][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.909967][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.918469][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.927214][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.935711][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.944238][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.952599][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.961174][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.969549][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.978986][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.987312][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.996121][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.044437][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.052614][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.062542][ T8380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.071822][ T8387] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 66.116751][ T8387] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 66.175936][ T8387] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 66.228683][ T8390] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 66.263981][ T8377] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.273754][ T8387] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 66.319330][ T8382] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.326583][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.334803][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.342229][ T8390] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 66.389652][ T8390] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 66.443931][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.451932][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.466431][ T8390] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 66.524269][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.534831][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.552912][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.561586][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.570388][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.578581][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.588551][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.596379][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.608222][ T8382] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.619606][ T8377] device veth0_vlan entered promiscuous mode [ 66.631317][ T8380] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.673388][ T8385] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.680629][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.690140][ T3928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.699148][ T3928] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.706265][ T3928] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.726805][ T8377] device veth1_vlan entered promiscuous mode [ 66.743939][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.751838][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.760908][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.771544][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.780145][ T2674] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.787304][ T2674] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.796013][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.804844][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.813614][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.821998][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.830794][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.839566][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.848890][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.857875][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.899371][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.907462][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.915595][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.924538][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.932876][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.941034][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.949682][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.957441][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.966825][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.974916][ T3918] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.992590][ T8390] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.003550][ T8385] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.011455][ T8380] device veth0_vlan entered promiscuous mode [ 67.031881][ T8382] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.043886][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.067704][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.075903][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.084921][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.094132][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.102424][ T2675] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.109506][ T2675] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.136010][ T8390] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.144738][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.152618][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.161275][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.175307][ T8387] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.191241][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.199314][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.292583][ T8390] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.312986][ T8390] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.355761][ T8390] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 172.202681][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 172.209557][ C0] rcu: 0-...!: (10499 ticks this GP) idle=ce2/1/0x4000000000000002 softirq=11656/11656 fqs=8 [ 172.220042][ C0] (t=10501 jiffies g=6785 q=366) [ 172.225079][ C0] rcu: rcu_preempt kthread starved for 10486 jiffies! g6785 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 172.236171][ C0] rcu: RCU grace-period kthread stack dump: [ 172.242045][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 172.249933][ C0] Call Trace: [ 172.253215][ C0] __schedule+0x9a0/0xcc0 [ 172.257540][ C0] schedule+0x181/0x210 [ 172.261684][ C0] schedule_timeout+0x14f/0x240 [ 172.266521][ C0] ? run_local_timers+0x120/0x120 [ 172.271534][ C0] rcu_gp_kthread+0xed8/0x1770 [ 172.276296][ C0] kthread+0x332/0x350 [ 172.280352][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 172.285452][ C0] ? kthread_blkcg+0xe0/0xe0 [ 172.290028][ C0] ret_from_fork+0x24/0x30 [ 172.294449][ C0] NMI backtrace for cpu 0 [ 172.298782][ C0] CPU: 0 PID: 8387 Comm: syz-executor.4 Not tainted 5.5.0-rc5-syzkaller #0 [ 172.307355][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.317403][ C0] Call Trace: [ 172.320679][ C0] [ 172.323522][ C0] dump_stack+0x1fb/0x318 [ 172.327967][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 172.332809][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 172.338956][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 172.345007][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 172.350980][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 172.356856][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 172.361962][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 172.367167][ C0] ? trace_hardirqs_off+0x74/0x80 [ 172.372180][ C0] update_process_times+0x12d/0x180 [ 172.377369][ C0] tick_sched_timer+0x263/0x420 [ 172.382204][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 172.387756][ C0] __hrtimer_run_queues+0x403/0x840 [ 172.392958][ C0] hrtimer_interrupt+0x38c/0xda0 [ 172.397910][ C0] ? debug_smp_processor_id+0x9/0x20 [ 172.403188][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 172.408723][ C0] apic_timer_interrupt+0xf/0x20 [ 172.413644][ C0] [ 172.416576][ C0] RIP: 0010:mod_memcg_page_state+0x168/0x190 [ 172.422540][ C0] Code: c7 68 95 2a 89 e8 d8 8e 6a 00 48 83 3d 68 fd e1 07 00 74 2d e8 79 26 2e 00 4c 89 ff 57 9d 0f 1f 44 00 00 5b 41 5c 41 5e 41 5f <5d> c3 e8 61 26 2e 00 0f 0b e8 5a 26 2e 00 0f 0b e8 53 26 2e 00 0f [ 172.442155][ C0] RSP: 0018:ffffc90001f47720 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 172.450563][ C0] RAX: ffffffff814897d3 RBX: ffff888097105808 RCX: ffff888099b78380 [ 172.458538][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025baac0 [ 172.466507][ C0] RBP: ffffc90001f47720 R08: 000000000003a728 R09: ffffed10147776b1 [ 172.474479][ C0] R10: ffffed10147776b1 R11: 0000000000000000 R12: ffff8880971058a0 [ 172.482439][ C0] R13: dffffc0000000000 R14: 1ffff11012e20b14 R15: ffff8880a3bbb578 [ 172.490412][ C0] ? mod_memcg_page_state+0x123/0x190 [ 172.495781][ C0] free_thread_stack+0x168/0x590 [ 172.500715][ C0] put_task_stack+0xa3/0x130 [ 172.505297][ C0] finish_task_switch+0x3f1/0x550 [ 172.510315][ C0] __schedule+0x9a8/0xcc0 [ 172.514663][ C0] schedule+0x181/0x210 [ 172.518822][ C0] schedule_preempt_disabled+0x13/0x20 [ 172.524284][ C0] __mutex_lock_common+0x1411/0x2e10 [ 172.529581][ C0] ? tomoyo_get_name+0x47/0x540 [ 172.534445][ C0] mutex_lock_interruptible_nested+0x1b/0x30 [ 172.540415][ C0] tomoyo_get_name+0x47/0x540 [ 172.545083][ C0] tomoyo_parse_name_union+0x169/0x1f0 [ 172.550536][ C0] tomoyo_write_file+0x756/0x1040 [ 172.555572][ C0] tomoyo_supervisor+0x1021/0x1330 [ 172.560678][ C0] ? vsnprintf+0x139/0x1c00 [ 172.565188][ C0] tomoyo_path_number_perm+0x471/0x640 [ 172.570670][ C0] ? smack_file_ioctl+0x226/0x2e0 [ 172.575687][ C0] tomoyo_file_ioctl+0x23/0x30 [ 172.580440][ C0] security_file_ioctl+0x6d/0xd0 [ 172.585369][ C0] __x64_sys_ioctl+0xa3/0x120 [ 172.590043][ C0] do_syscall_64+0xf7/0x1c0 [ 172.594537][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.600415][ C0] RIP: 0033:0x45adb7 [ 172.604311][ C0] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 172.623901][ C0] RSP: 002b:00007ffe39f1b3e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 172.632295][ C0] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045adb7 [ 172.640251][ C0] RDX: 00007ffe39f1b3f0 RSI: 0000000000008933 RDI: 0000000000000004 [ 172.648209][ C0] RBP: 00000000004c04a0 R08: 000000000000000a R09: 0000000000000008 [ 172.656164][ C0] R10: 0000000000000078 R11: 0000000000000246 R12: 0000000000000003 [ 172.664120][ C0] R13: 0000000000000000 R14: 0000000000000006 R15: 00007ffe39f1b6b0