[ 44.612150][ T23] audit: type=1800 audit(1578463649.977:26): pid=8242 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.632394][ T23] audit: type=1800 audit(1578463649.977:27): pid=8242 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 44.680503][ T23] audit: type=1800 audit(1578463650.057:28): pid=8242 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. [ 45.443398][ T23] audit: type=1800 audit(1578463650.827:29): pid=8242 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 '10.128.0.174' (ECDSA) to the list of known hosts. 2020/01/08 06:07:40 fuzzer started 2020/01/08 06:07:42 dialing manager at 10.128.0.26:35703 2020/01/08 06:07:42 syscalls: 2824 2020/01/08 06:07:42 code coverage: enabled 2020/01/08 06:07:42 comparison tracing: enabled 2020/01/08 06:07:42 extra coverage: enabled 2020/01/08 06:07:42 setuid sandbox: enabled 2020/01/08 06:07:42 namespace sandbox: enabled 2020/01/08 06:07:42 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:07:42 fault injection: enabled 2020/01/08 06:07:42 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:07:42 net packet injection: enabled 2020/01/08 06:07:42 net device setup: enabled 2020/01/08 06:07:42 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:07:42 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:07:43 executing program 0: r0 = open(&(0x7f0000000200)='./file0\x00', 0x4008040, 0x0) fcntl$setlease(r0, 0x400, 0x0) r1 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fcntl$setlease(r1, 0x400, 0x1) 06:07:44 executing program 1: r0 = socket$kcm(0xa, 0x2, 0x88) r1 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$kcm(r0, &(0x7f0000004740)={&(0x7f0000000580)=@in6={0xa, 0x4e21, 0x0, @local, 0x9}, 0x80, 0x0}, 0xe803) sendmsg$kcm(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000b80)='9', 0x1}], 0x1}, 0xc000) r2 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000200)='-', 0x1}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000001140)="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", 0x57b}], 0x1}, 0x8040) sendmsg$kcm(r0, &(0x7f00000009c0)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1}, 0x0) syzkaller login: [ 58.699210][ T8406] IPVS: ftp: loaded support on port[0] = 21 [ 58.824909][ T8406] chnl_net:caif_netlink_parms(): no params data found 06:07:44 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x3c, &(0x7f00000006c0)=[@in6={0xa, 0x0, 0x0, @remote, 0x10000}, @in={0x2, 0x0, @multicast2}, @in={0x2, 0x4e20, @multicast2}]}, &(0x7f0000000180)=0x10) [ 58.902329][ T8406] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.909922][ T8406] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.918078][ T8406] device bridge_slave_0 entered promiscuous mode [ 58.927641][ T8406] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.934998][ T8406] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.943010][ T8406] device bridge_slave_1 entered promiscuous mode [ 58.970230][ T8406] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.983928][ T8406] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.004881][ T8409] IPVS: ftp: loaded support on port[0] = 21 [ 59.022983][ T8406] team0: Port device team_slave_0 added [ 59.038173][ T8406] team0: Port device team_slave_1 added 06:07:44 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x0, 0x0, 0x0, 0x3}, 0x0) r1 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) r2 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) symlink(0x0, 0x0) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) perf_event_open(0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) write(r1, &(0x7f0000000600)="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", 0x200) sendfile(r1, r2, 0x0, 0x7fffffa7) r5 = open(&(0x7f0000000040)='./file0\x00', 0x141042, 0x0) sendfile(r5, r1, 0x0, 0x5000000) [ 59.143425][ T8406] device hsr_slave_0 entered promiscuous mode [ 59.161846][ T8406] device hsr_slave_1 entered promiscuous mode [ 59.221984][ T8411] IPVS: ftp: loaded support on port[0] = 21 [ 59.368381][ T8409] chnl_net:caif_netlink_parms(): no params data found [ 59.413917][ T8414] IPVS: ftp: loaded support on port[0] = 21 06:07:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=@newlink={0x50, 0x10, 0xe3b, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0x4, 0x6}, @IFLA_LINKINFO={0x12, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18}}}]}, 0x50}}, 0x0) [ 59.517248][ T8411] chnl_net:caif_netlink_parms(): no params data found [ 59.529097][ T8406] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.646224][ T8406] netdevsim netdevsim0 netdevsim1: renamed from eth1 06:07:45 executing program 5: pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x2000000000002, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000000c0)={'\x00', 0x20000005001}) write$P9_RLERRORu(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="f404200007000007002565317d7604a53a12a2f54b11326a022362c65634f9734c9cb73f0000008b63af"], 0x2a) splice(r0, 0x0, r2, 0x0, 0x10005, 0x0) [ 59.718578][ T8406] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.788553][ T8409] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.799756][ T8409] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.809997][ T8409] device bridge_slave_0 entered promiscuous mode [ 59.818472][ T8406] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.872800][ T8409] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.879905][ T8409] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.887537][ T8409] device bridge_slave_1 entered promiscuous mode [ 59.918238][ T8411] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.925520][ T8411] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.933366][ T8411] device bridge_slave_0 entered promiscuous mode [ 59.942772][ T8409] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.945500][ T8417] IPVS: ftp: loaded support on port[0] = 21 [ 59.969435][ T8420] IPVS: ftp: loaded support on port[0] = 21 [ 59.984894][ T8411] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.992239][ T8411] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.999895][ T8411] device bridge_slave_1 entered promiscuous mode [ 60.009031][ T8409] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.054282][ T8409] team0: Port device team_slave_0 added [ 60.079549][ T8411] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.092990][ T8409] team0: Port device team_slave_1 added [ 60.109421][ T8411] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.149759][ T8414] chnl_net:caif_netlink_parms(): no params data found [ 60.223251][ T8409] device hsr_slave_0 entered promiscuous mode [ 60.271354][ T8409] device hsr_slave_1 entered promiscuous mode [ 60.310812][ T8409] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.318532][ T8409] Cannot create hsr debugfs directory [ 60.337127][ T8411] team0: Port device team_slave_0 added [ 60.344483][ T8411] team0: Port device team_slave_1 added [ 60.473849][ T8411] device hsr_slave_0 entered promiscuous mode [ 60.510925][ T8411] device hsr_slave_1 entered promiscuous mode [ 60.550729][ T8411] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.558302][ T8411] Cannot create hsr debugfs directory [ 60.564066][ T8414] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.572378][ T8414] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.579918][ T8414] device bridge_slave_0 entered promiscuous mode [ 60.604979][ T8420] chnl_net:caif_netlink_parms(): no params data found [ 60.622546][ T8414] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.629597][ T8414] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.637268][ T8414] device bridge_slave_1 entered promiscuous mode [ 60.646095][ T8417] chnl_net:caif_netlink_parms(): no params data found [ 60.731262][ T8406] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.739224][ T8414] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.770863][ T8414] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.788024][ T8420] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.795304][ T8420] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.803297][ T8420] device bridge_slave_0 entered promiscuous mode [ 60.814836][ T8420] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.821935][ T8420] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.829648][ T8420] device bridge_slave_1 entered promiscuous mode [ 60.866184][ T8417] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.876170][ T8417] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.884816][ T8417] device bridge_slave_0 entered promiscuous mode [ 60.897315][ T8414] team0: Port device team_slave_0 added [ 60.908551][ T8409] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.955291][ T8420] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.968854][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.977036][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.986113][ T8414] team0: Port device team_slave_1 added [ 60.994177][ T8417] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.001478][ T8417] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.008989][ T8417] device bridge_slave_1 entered promiscuous mode [ 61.024024][ T8409] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.083524][ T8420] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.108100][ T8406] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.116035][ T8409] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.176028][ T8417] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.187002][ T8420] team0: Port device team_slave_0 added [ 61.195286][ T8420] team0: Port device team_slave_1 added [ 61.204394][ T8409] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.303594][ T8414] device hsr_slave_0 entered promiscuous mode [ 61.341078][ T8414] device hsr_slave_1 entered promiscuous mode [ 61.380810][ T8414] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.388388][ T8414] Cannot create hsr debugfs directory [ 61.395609][ T8417] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.473716][ T8420] device hsr_slave_0 entered promiscuous mode [ 61.511418][ T8420] device hsr_slave_1 entered promiscuous mode [ 61.551220][ T8420] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.558797][ T8420] Cannot create hsr debugfs directory [ 61.581302][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.589768][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.598309][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.605466][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.624255][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.633018][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.641352][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.648385][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.656178][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.702301][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.725231][ T8417] team0: Port device team_slave_0 added [ 61.741951][ T8417] team0: Port device team_slave_1 added [ 61.752380][ T8411] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.812901][ T8411] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.866773][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.879955][ T8411] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.984119][ T8417] device hsr_slave_0 entered promiscuous mode [ 62.041121][ T8417] device hsr_slave_1 entered promiscuous mode [ 62.090723][ T8417] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.098287][ T8417] Cannot create hsr debugfs directory [ 62.115243][ T8411] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 62.153512][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.164025][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.208829][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.218614][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.229854][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.238321][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.246854][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.273086][ T8414] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.323475][ T8414] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.364445][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.372777][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.382879][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.413285][ T8420] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.463793][ T8414] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.538386][ T8420] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.596010][ T8420] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.643341][ T8420] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.692962][ T8414] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.760172][ T8409] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.782158][ T8417] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.846503][ T8417] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.918761][ T8417] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.977724][ T8409] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.984773][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.992811][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.023134][ T8417] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 63.080240][ T8406] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.087796][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.095888][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.139145][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.151057][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.159310][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.166438][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.174700][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.183576][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.192035][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.199117][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.206697][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.215931][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.251995][ T8420] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.260412][ T8411] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.267624][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.277768][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.286767][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.295252][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.304231][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.313180][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.322186][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.330259][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.348533][ T8414] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.364932][ T8420] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.379094][ T8411] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.399518][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.408160][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.416418][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.425091][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.432973][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.441524][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.449518][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.458429][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.467398][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.474491][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.482359][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.490874][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.499096][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.506163][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.514196][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.533128][ T8414] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.540896][ T8409] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.565058][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.572945][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.584597][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.593657][ T3887] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.600737][ T3887] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.608778][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.616493][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.624141][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.632717][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.641248][ T3887] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.648285][ T3887] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.655869][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.664293][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.694392][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.702747][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.712209][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.720730][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.728964][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.736045][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.744984][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.753557][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.762159][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.770348][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.777409][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.785015][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.794179][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.802638][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.811178][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.819571][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.828036][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.836640][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.868312][ T8406] device veth0_vlan entered promiscuous mode [ 63.888551][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.897543][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.905443][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.913853][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.922934][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.931584][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.939704][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.948168][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.956989][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.965532][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.974167][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.982808][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.991346][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.999518][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.007818][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.015870][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.024149][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.032986][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.041524][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.049599][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.057815][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.065865][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.073609][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.081230][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.089367][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.098723][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.106428][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.114633][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.138882][ T8420] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.150382][ T8406] device veth1_vlan entered promiscuous mode [ 64.166934][ T8417] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.177529][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.190464][ T8409] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.199856][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.208034][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.216665][ T8419] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.226444][ T8414] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.262415][ T8417] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.290420][ T8414] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.310029][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.319594][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.328195][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.337503][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.346203][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.353858][ T3887] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.381599][ T8420] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.426875][ T8411] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 169.450586][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 169.457456][ C0] rcu: 0-...!: (10499 ticks this GP) idle=95e/1/0x4000000000000002 softirq=10913/10913 fqs=4 [ 169.467931][ C0] (t=10501 jiffies g=6521 q=124) [ 169.472948][ C0] rcu: rcu_preempt kthread starved for 10494 jiffies! g6521 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 169.484032][ C0] rcu: RCU grace-period kthread stack dump: [ 169.490166][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 169.498069][ C0] Call Trace: [ 169.501353][ C0] __schedule+0x9a0/0xcc0 [ 169.505772][ C0] schedule+0x181/0x210 [ 169.509920][ C0] schedule_timeout+0x14f/0x240 [ 169.514759][ C0] ? run_local_timers+0x120/0x120 [ 169.519774][ C0] rcu_gp_kthread+0xed8/0x1770 [ 169.524548][ C0] kthread+0x332/0x350 [ 169.528606][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 169.533706][ C0] ? kthread_blkcg+0xe0/0xe0 [ 169.538322][ C0] ret_from_fork+0x24/0x30 [ 169.542748][ C0] NMI backtrace for cpu 0 [ 169.547065][ C0] CPU: 0 PID: 8426 Comm: udevd Not tainted 5.5.0-rc5-syzkaller #0 [ 169.554848][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.564889][ C0] Call Trace: [ 169.568185][ C0] [ 169.571124][ C0] dump_stack+0x1fb/0x318 [ 169.575446][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 169.580284][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 169.586422][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 169.592478][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 169.598448][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 169.604326][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 169.609428][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 169.614618][ C0] ? trace_hardirqs_off+0x74/0x80 [ 169.619633][ C0] update_process_times+0x12d/0x180 [ 169.624822][ C0] tick_sched_timer+0x263/0x420 [ 169.629750][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 169.635283][ C0] __hrtimer_run_queues+0x403/0x840 [ 169.640486][ C0] hrtimer_interrupt+0x38c/0xda0 [ 169.645429][ C0] ? debug_smp_processor_id+0x9/0x20 [ 169.650713][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 169.656249][ C0] apic_timer_interrupt+0xf/0x20 [ 169.661172][ C0] [ 169.664097][ C0] RIP: 0010:mod_memcg_page_state+0x168/0x190 [ 169.670064][ 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 [ 169.689652][ C0] RSP: 0018:ffffc900024b7e30 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 169.698049][ C0] RAX: ffffffff814897d3 RBX: ffff88808fb6f788 RCX: ffff888095cf2540 [ 169.706007][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023b26c0 [ 169.713966][ C0] RBP: ffffc900024b7e30 R08: dffffc0000000000 R09: fffffbfff124248a [ 169.721923][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88808fb6f820 [ 169.729880][ C0] R13: dffffc0000000000 R14: 1ffff11011f6df04 R15: ffff8880a7be3538 [ 169.737849][ C0] ? mod_memcg_page_state+0x123/0x190 [ 169.743217][ C0] free_thread_stack+0x168/0x590 [ 169.748141][ C0] put_task_stack+0xa3/0x130 [ 169.752722][ C0] finish_task_switch+0x3f1/0x550 [ 169.757734][ C0] schedule_tail+0x20/0x1a0 [ 169.762281][ C0] ret_from_fork+0x8/0x30 [ 169.766642][ C0] RIP: 0033:0x7f342c899f46 [ 169.771130][ C0] Code: Bad RIP value. [ 169.775194][ C0] RSP: 002b:00007ffed475fda0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 169.783601][ C0] RAX: 0000000000000000 RBX: 00007ffed475fda0 RCX: 00007f342c899f46 [ 169.791576][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 169.799647][ C0] RBP: 00007ffed475fe00 R08: 000000000000106f R09: 000000000000106f [ 169.807604][ C0] R10: 00007f342d1b6a70 R11: 0000000000000246 R12: 0000000000000000 [ 169.815563][ C0] R13: 00007ffed475fdc0 R14: 0000000000000005 R15: 0000000000000005