[ 48.272694][ T25] audit: type=1800 audit(1575459039.550:25): pid=8178 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 48.292216][ T25] audit: type=1800 audit(1575459039.550:26): pid=8178 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 48.327526][ T25] audit: type=1800 audit(1575459039.550:27): pid=8178 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 48.358962][ T25] audit: type=1800 audit(1575459039.550:28): pid=8178 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.192' (ECDSA) to the list of known hosts. 2019/12/04 11:30:49 fuzzer started 2019/12/04 11:30:51 dialing manager at 10.128.0.26:36481 2019/12/04 11:30:51 syscalls: 2691 2019/12/04 11:30:51 code coverage: enabled 2019/12/04 11:30:51 comparison tracing: enabled 2019/12/04 11:30:51 extra coverage: extra coverage is not supported by the kernel 2019/12/04 11:30:51 setuid sandbox: enabled 2019/12/04 11:30:51 namespace sandbox: enabled 2019/12/04 11:30:51 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 11:30:51 fault injection: enabled 2019/12/04 11:30:51 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 11:30:51 net packet injection: enabled 2019/12/04 11:30:51 net device setup: enabled 2019/12/04 11:30:51 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 11:30:51 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:30:52 executing program 0: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl(r0, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f0000000700)=@acquire={0x16c, 0x17, 0x1, 0x0, 0x0, {{@in6=@remote}, @in=@dev, {@in=@local, @in=@remote}, {{@in=@loopback, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x8}}, [@tmpl={0x44, 0x5, [{{@in6=@remote}, 0x0, @in6}]}]}, 0x16c}}, 0x0) 11:30:52 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='attr\x00') fcntl$notify(r0, 0x402, 0x698b47966327f9d9) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r2, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) fcntl$notify(r0, 0x402, 0x0) syzkaller login: [ 61.170086][ T8345] IPVS: ftp: loaded support on port[0] = 21 [ 61.301856][ T8347] IPVS: ftp: loaded support on port[0] = 21 11:30:52 executing program 2: write$P9_RXATTRCREATE(0xffffffffffffffff, &(0x7f0000000040)={0x3ba}, 0x7) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$sndseq(r0, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x4, {}, {}, @quote}], 0xff33) write$sndseq(r0, &(0x7f0000000040)=[{0xffffff81, 0x3, 0x0, 0x0, @tick, {}, {}, @quote}], 0x30) [ 61.391952][ T8345] chnl_net:caif_netlink_parms(): no params data found [ 61.515892][ T8347] chnl_net:caif_netlink_parms(): no params data found [ 61.535188][ T8345] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.542283][ T8345] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.551223][ T8345] device bridge_slave_0 entered promiscuous mode [ 61.578698][ T8345] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.585976][ T8345] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.594079][ T8345] device bridge_slave_1 entered promiscuous mode [ 61.608034][ T8347] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.615448][ T8347] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.623463][ T8347] device bridge_slave_0 entered promiscuous mode [ 61.636256][ T8351] IPVS: ftp: loaded support on port[0] = 21 [ 61.647024][ T8347] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.663155][ T8347] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.670767][ T8347] device bridge_slave_1 entered promiscuous mode [ 61.686931][ T8345] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.716935][ T8345] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 11:30:53 executing program 3: r0 = socket(0x10, 0x803, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000011c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0xa, &(0x7f0000000000), 0x20a154cc) [ 61.757561][ T8345] team0: Port device team_slave_0 added [ 61.779344][ T8347] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.790522][ T8345] team0: Port device team_slave_1 added [ 61.803058][ T8347] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.896186][ T8345] device hsr_slave_0 entered promiscuous mode [ 61.933335][ T8345] device hsr_slave_1 entered promiscuous mode [ 61.980232][ T8347] team0: Port device team_slave_0 added [ 62.015296][ T8347] team0: Port device team_slave_1 added 11:30:53 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = memfd_create(&(0x7f0000000380)='z\xa6J\x1a\xf0Q>l\xee\x06\x01z`\x1e\xfe\x9a\xfc\xf7\xe7?]\x96J\xa0\x16\xcc\xc5\xcb\xf4\xdd\x1d0\xe5h%|\a\x1b\x14\x11,\xc4\x81\xdf\xc6\xb5E;\x7f\xe7\x17Q\xa48\x14=\xf870\xc4\x19_\xdfG\xad\xf6H\x1b\x90\x1eH\xe3\x87\r\xf5r\xd3d\xb28\xbe#\xdf\xac\x88\x88\x10d\f\x96\xe1\x86\xc0\xc9\xddA\x8dS\xbd\xc4_\x89\xd2\xf27\xea<\x83\xc8\xe9\x9dP\x00T\xefG\xd8\x80)\x89Gu\xfe\x978\xe0\xae\x12\x87\x95{4\xe5\n\bN[S\xfa1\xd5fFS\xe2\xe9\x8f\x14\x831q4\x7f\xb7\x02Pch\x92\xe6\xb6\xe5\x8fk\x91W2\x00\r\xd9S\x8c\x14\xc0/2\xf2\xca\xd1\xf1C\x18\x81\xf8\xacX\xe7\xc3_\x96x\xce2P\n\xc1\x1eZ\xd5\x95\xbc\x887z(\t\x92\x8ff\xe1\xdew\xdaE\xe1\xcd\xd1\xc1w\xef\xddn\xfd\x88v\x15\xc3!\xe3GG\ai\x12\xe0\xa1\xa3\xf5\x8akq\xb5\xff\x1f\xf8', 0x0) pwritev(r1, &(0x7f0000000340)=[{&(0x7f0000000140)='!', 0x1}], 0x1, 0x81805) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = eventfd2(0x0, 0x0) r4 = fcntl$dupfd(r2, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x8, "1c69ab0d058b1b678397214eec9ff0d0cc8773ebb2cfd89b0252317a845d3df759d280ad530ff887d31ed8f9bf42b889fadb99a5defc79bd6b2023939c49224f", "e9af2deca424f1d69c3cef2acc10d15cae4da1bf9b1c974dd2de2185a2ae81bbcb58ebaa0b202596b0b84f59798e42bca13b7dd7218fcb5e75d1d7299ff17955", "804c0e6791e9da0c25402952a8dd77a5bf08050500"}) [ 62.039554][ T8353] IPVS: ftp: loaded support on port[0] = 21 [ 62.089813][ T8345] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.205556][ T8347] device hsr_slave_0 entered promiscuous mode 11:30:53 executing program 5: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f00000012c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x24, 0x24, 0x2, [@ptr={0x0, 0x0, 0x0, 0xa, 0x3}, @func_proto={0x0, 0x0, 0x0, 0x4}, @volatile={0x0, 0x0, 0x0, 0xa, 0x2}]}}, &(0x7f00000002c0)=""/4088, 0x3e, 0xff8, 0x1}, 0x20) [ 62.285931][ T8347] device hsr_slave_1 entered promiscuous mode [ 62.343326][ T8347] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.372894][ T8345] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.414589][ T8345] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.464703][ T8345] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.560220][ T8355] IPVS: ftp: loaded support on port[0] = 21 [ 62.569288][ T8351] chnl_net:caif_netlink_parms(): no params data found [ 62.590273][ T8347] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 62.595719][ T8357] IPVS: ftp: loaded support on port[0] = 21 [ 62.646047][ T8347] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 62.697541][ T8347] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 62.750384][ T8347] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 62.865241][ T8351] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.872450][ T8351] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.880669][ T8351] device bridge_slave_0 entered promiscuous mode [ 62.889164][ T8351] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.896383][ T8351] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.904107][ T8351] device bridge_slave_1 entered promiscuous mode [ 62.949605][ T8351] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.020872][ T8351] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.071359][ T8351] team0: Port device team_slave_0 added [ 63.077387][ T8353] chnl_net:caif_netlink_parms(): no params data found [ 63.097045][ T8355] chnl_net:caif_netlink_parms(): no params data found [ 63.127514][ T8351] team0: Port device team_slave_1 added [ 63.141830][ T8345] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.177591][ T8357] chnl_net:caif_netlink_parms(): no params data found [ 63.215220][ T8355] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.222345][ T8355] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.231409][ T8355] device bridge_slave_0 entered promiscuous mode [ 63.296888][ T8351] device hsr_slave_0 entered promiscuous mode [ 63.355229][ T8351] device hsr_slave_1 entered promiscuous mode [ 63.393153][ T8351] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.400806][ T8353] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.408000][ T8353] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.418815][ T8353] device bridge_slave_0 entered promiscuous mode [ 63.426470][ T8357] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.433811][ T8357] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.441391][ T8357] device bridge_slave_0 entered promiscuous mode [ 63.448762][ T8355] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.456432][ T8355] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.464345][ T8355] device bridge_slave_1 entered promiscuous mode [ 63.482025][ T8347] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.490415][ T8353] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.500513][ T8353] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.509012][ T8353] device bridge_slave_1 entered promiscuous mode [ 63.516188][ T8357] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.523739][ T8357] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.531299][ T8357] device bridge_slave_1 entered promiscuous mode [ 63.571709][ T8353] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.583420][ T8353] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.599856][ T8355] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.631176][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.639854][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.653775][ T8355] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.668819][ T8357] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.679056][ T8351] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 63.725272][ T8351] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 63.786653][ T8353] team0: Port device team_slave_0 added [ 63.792661][ T8351] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 63.849805][ T8351] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 63.897235][ T8345] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.906047][ T8357] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.921753][ T8353] team0: Port device team_slave_1 added [ 63.938964][ T8355] team0: Port device team_slave_0 added [ 63.959078][ T8357] team0: Port device team_slave_0 added [ 63.967372][ T8355] team0: Port device team_slave_1 added [ 63.977892][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.986746][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.995249][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.002409][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.010480][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.019162][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.028307][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.035516][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.046351][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.054083][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.062777][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.073073][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.082601][ T8347] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.098413][ T8357] team0: Port device team_slave_1 added [ 64.136417][ T8355] device hsr_slave_0 entered promiscuous mode [ 64.173451][ T8355] device hsr_slave_1 entered promiscuous mode [ 64.213094][ T8355] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.271184][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.279975][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.288453][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.295597][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.303229][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.311830][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.320670][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.329133][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.337766][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.346282][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.354544][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.362682][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.371093][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.379432][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.388202][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.397003][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.404093][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.411601][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.420644][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.428559][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.439932][ T8345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.484758][ T8353] device hsr_slave_0 entered promiscuous mode [ 64.524341][ T8353] device hsr_slave_1 entered promiscuous mode [ 64.593144][ T8353] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.600932][ T8355] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.659189][ T8355] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.775791][ T8357] device hsr_slave_0 entered promiscuous mode [ 64.813472][ T8357] device hsr_slave_1 entered promiscuous mode [ 64.873178][ T8357] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.894955][ T8347] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 64.905703][ T8347] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.921180][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.930821][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.939719][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.948637][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.958196][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.966979][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.975318][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.984490][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.992690][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.001026][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.008947][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.018230][ T8355] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.066494][ T8355] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.167844][ T8357] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.199429][ T8357] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.259219][ T8357] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.316842][ T8353] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.366763][ T8357] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 65.426978][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.437275][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.445793][ T8353] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.471938][ T8345] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.494191][ T8353] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.556663][ T8353] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.614403][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.621976][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.648162][ T8347] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.672114][ T8351] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.698031][ T8355] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.715120][ T8355] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.768420][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.791476][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.810839][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.819373][ T3382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.862619][ T8355] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.886138][ T8355] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.931025][ T8355] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 170.802922][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 170.809705][ C0] rcu: 0-...!: (10499 ticks this GP) idle=30a/1/0x4000000000000002 softirq=11102/11102 fqs=7 [ 170.820195][ C0] (t=10501 jiffies g=6957 q=308) [ 170.825217][ C0] rcu: rcu_preempt kthread starved for 10487 jiffies! g6957 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 170.836477][ C0] rcu: RCU grace-period kthread stack dump: [ 170.842356][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 170.850250][ C0] Call Trace: [ 170.853538][ C0] __schedule+0x9a0/0xcc0 [ 170.857867][ C0] schedule+0x181/0x210 [ 170.862018][ C0] schedule_timeout+0x14f/0x240 [ 170.867011][ C0] ? run_local_timers+0x120/0x120 [ 170.872036][ C0] rcu_gp_kthread+0xed8/0x1770 [ 170.876802][ C0] kthread+0x332/0x350 [ 170.880858][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 170.885959][ C0] ? kthread_blkcg+0xe0/0xe0 [ 170.890574][ C0] ret_from_fork+0x24/0x30 [ 170.895003][ C0] NMI backtrace for cpu 0 [ 170.899358][ C0] CPU: 0 PID: 8364 Comm: blkid Not tainted 5.4.0-syzkaller #0 [ 170.906798][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.917467][ C0] Call Trace: [ 170.920753][ C0] [ 170.923607][ C0] dump_stack+0x1fb/0x318 [ 170.927931][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 170.932771][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 170.938913][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 170.945012][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 170.951137][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 170.957050][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 170.962159][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 170.967371][ C0] ? trace_hardirqs_off+0x74/0x80 [ 170.972390][ C0] update_process_times+0x12d/0x180 [ 170.977579][ C0] tick_sched_timer+0x263/0x420 [ 170.982456][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 170.988017][ C0] __hrtimer_run_queues+0x403/0x840 [ 170.993313][ C0] hrtimer_interrupt+0x38c/0xda0 [ 170.998269][ C0] ? debug_smp_processor_id+0x9/0x20 [ 171.003546][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 171.009078][ C0] apic_timer_interrupt+0xf/0x20 [ 171.014020][ C0] [ 171.016948][ C0] RIP: 0010:__memcg_kmem_uncharge+0x1d/0x1a0 [ 171.022929][ C0] Code: ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df <4c> 8d 77 38 4d 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 [ 171.042523][ C0] RSP: 0018:ffffc90002497b58 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 171.050925][ C0] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff888098238400 [ 171.058906][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00027be180 [ 171.066870][ C0] RBP: ffffc90002497b88 R08: 000000000003a728 R09: ffffed1015119ab7 [ 171.074829][ C0] R10: ffffed1015119ab7 R11: 0000000000000000 R12: ffffea00027be180 [ 171.082788][ C0] R13: dffffc0000000000 R14: 1ffff110119e98a4 R15: ffff8880a88cd5a8 [ 171.090786][ C0] ? free_thread_stack+0x124/0x590 [ 171.095896][ C0] free_thread_stack+0x12e/0x590 [ 171.100825][ C0] put_task_stack+0xa3/0x130 [ 171.105406][ C0] finish_task_switch+0x3f1/0x550 [ 171.110436][ C0] __schedule+0x9a8/0xcc0 [ 171.114762][ C0] ? ___preempt_schedule+0x16/0x18 [ 171.119859][ C0] preempt_schedule+0xdb/0x120 [ 171.124614][ C0] ___preempt_schedule+0x16/0x18 [ 171.129541][ C0] ? do_exit+0x1431/0x2020 [ 171.134199][ C0] _raw_write_unlock_irq+0x77/0x80 [ 171.139299][ C0] do_exit+0x1431/0x2020 [ 171.143548][ C0] do_group_exit+0x15c/0x2b0 [ 171.148133][ C0] __do_sys_exit_group+0x17/0x20 [ 171.153058][ C0] __se_sys_exit_group+0x14/0x20 [ 171.157994][ C0] __x64_sys_exit_group+0x3b/0x40 [ 171.163004][ C0] do_syscall_64+0xf7/0x1c0 [ 171.167499][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.173381][ C0] RIP: 0033:0x7f28bccdd1e8 [ 171.177799][ C0] Code: Bad RIP value. [ 171.181855][ C0] RSP: 002b:00007ffcd1319ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 171.190255][ C0] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28bccdd1e8 [ 171.198246][ C0] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 171.206209][ C0] RBP: 00007f28bcfb2840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 171.214169][ C0] R10: 00007f28bcfb8740 R11: 0000000000000246 R12: 00007f28bcfb2840 [ 171.222145][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000