[ 58.821616][ T26] audit: type=1800 audit(1578473861.700:26): pid=8415 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 58.866477][ T26] audit: type=1800 audit(1578473861.710:27): pid=8415 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 58.886982][ T26] audit: type=1800 audit(1578473861.710:28): pid=8415 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. [ 59.615159][ T26] audit: type=1800 audit(1578473862.520:29): pid=8415 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.35' (ECDSA) to the list of known hosts. 2020/01/08 08:57:51 fuzzer started 2020/01/08 08:57:53 dialing manager at 10.128.0.26:35703 2020/01/08 08:57:53 syscalls: 2824 2020/01/08 08:57:53 code coverage: enabled 2020/01/08 08:57:53 comparison tracing: enabled 2020/01/08 08:57:53 extra coverage: enabled 2020/01/08 08:57:53 setuid sandbox: enabled 2020/01/08 08:57:53 namespace sandbox: enabled 2020/01/08 08:57:53 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 08:57:53 fault injection: enabled 2020/01/08 08:57:53 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 08:57:53 net packet injection: enabled 2020/01/08 08:57:53 net device setup: enabled 2020/01/08 08:57:53 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 08:57:53 devlink PCI setup: PCI device 0000:00:10.0 is not available 08:57:54 executing program 0: r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000)='/dev/fb0\x00', 0x2, 0x0) writev(r0, &(0x7f0000000600)=[{&(0x7f0000000240)="a0011b", 0x3}, {&(0x7f0000000380)='k', 0x1}], 0x2) 08:57:54 executing program 1: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)={0xaa, 0x8}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) madvise(&(0x7f0000000000/0x600000)=nil, 0x602000, 0x8) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, 0x0) syzkaller login: [ 71.479370][ T8581] IPVS: ftp: loaded support on port[0] = 21 [ 71.615502][ T8584] IPVS: ftp: loaded support on port[0] = 21 [ 71.666904][ T8581] chnl_net:caif_netlink_parms(): no params data found 08:57:54 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x2, &(0x7f00000006c0)={&(0x7f0000000040)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, @bridge_slave={{0x14, 0x1, 'bridge_slave\x00'}, {0xc, 0x5, [@IFLA_BRPORT_MULTICAST_ROUTER={0x8, 0x19, 0x3}]}}}]}, 0x44}}, 0x0) [ 71.760623][ T8581] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.781949][ T8581] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.789772][ T8581] device bridge_slave_0 entered promiscuous mode [ 71.804739][ T8584] chnl_net:caif_netlink_parms(): no params data found [ 71.814675][ T8581] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.823384][ T8581] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.831340][ T8581] device bridge_slave_1 entered promiscuous mode [ 71.893291][ T8581] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.910720][ T8584] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.931955][ T8584] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.942537][ T8584] device bridge_slave_0 entered promiscuous mode [ 71.963184][ T8581] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.986552][ T8584] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.001585][ T8584] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.009542][ T8584] device bridge_slave_1 entered promiscuous mode [ 72.024025][ T8581] team0: Port device team_slave_0 added [ 72.031535][ T8581] team0: Port device team_slave_1 added 08:57:55 executing program 3: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r0, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) [ 72.048941][ T8584] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.066894][ T8588] IPVS: ftp: loaded support on port[0] = 21 [ 72.078657][ T8584] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.144818][ T8581] device hsr_slave_0 entered promiscuous mode [ 72.183538][ T8581] device hsr_slave_1 entered promiscuous mode [ 72.226221][ T8584] team0: Port device team_slave_0 added [ 72.244315][ T8584] team0: Port device team_slave_1 added 08:57:55 executing program 4: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = add_key$user(&(0x7f00000003c0)='user\x00', &(0x7f0000000400)={'syz', 0x0}, &(0x7f00000002c0)="c2", 0x1f0, 0xffffffffffffffff) r3 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000440)={'syz'}, &(0x7f00000000c0), 0x218, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000140)={r2, r3, r2}, &(0x7f00000000c0)=""/83, 0xfffffffffffffe4f, 0x0) [ 72.366389][ T8584] device hsr_slave_0 entered promiscuous mode [ 72.414140][ T8584] device hsr_slave_1 entered promiscuous mode [ 72.453130][ T8584] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.460910][ T8584] Cannot create hsr debugfs directory [ 72.499570][ T8590] IPVS: ftp: loaded support on port[0] = 21 08:57:55 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_opts(r2, 0x29, 0x36, &(0x7f00000002c0)=ANY=[@ANYBLOB="0004000000000000fe8800d40800000000000000a7734463f3a2000014ae4ba1d276d25401000000000001000001fe"], 0x28) getsockopt$inet6_opts(r2, 0x29, 0x36, 0x0, &(0x7f0000000240)) [ 72.577089][ T8592] IPVS: ftp: loaded support on port[0] = 21 [ 72.747996][ T8581] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.796275][ T8581] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.844791][ T8581] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.895920][ T8581] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.957486][ T8595] IPVS: ftp: loaded support on port[0] = 21 [ 72.967317][ T8588] chnl_net:caif_netlink_parms(): no params data found [ 73.006873][ T8584] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 73.100063][ T8584] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 73.177543][ T8584] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 73.213912][ T8588] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.221008][ T8588] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.228916][ T8588] device bridge_slave_0 entered promiscuous mode [ 73.237193][ T8588] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.244353][ T8588] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.253335][ T8588] device bridge_slave_1 entered promiscuous mode [ 73.278451][ T8584] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 73.341514][ T8590] chnl_net:caif_netlink_parms(): no params data found [ 73.366313][ T8588] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.392243][ T8588] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.432611][ T8592] chnl_net:caif_netlink_parms(): no params data found [ 73.493751][ T8588] team0: Port device team_slave_0 added [ 73.499580][ T8590] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.507525][ T8590] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.515175][ T8590] device bridge_slave_0 entered promiscuous mode [ 73.528345][ T8595] chnl_net:caif_netlink_parms(): no params data found [ 73.555077][ T8588] team0: Port device team_slave_1 added [ 73.567284][ T8590] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.574842][ T8590] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.582835][ T8590] device bridge_slave_1 entered promiscuous mode [ 73.607943][ T8590] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.674015][ T8588] device hsr_slave_0 entered promiscuous mode [ 73.711995][ T8588] device hsr_slave_1 entered promiscuous mode [ 73.781549][ T8588] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.789240][ T8588] Cannot create hsr debugfs directory [ 73.797118][ T8590] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.812162][ T8595] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.819334][ T8595] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.827151][ T8595] device bridge_slave_0 entered promiscuous mode [ 73.859219][ T8595] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.867053][ T8595] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.875154][ T8595] device bridge_slave_1 entered promiscuous mode [ 73.907631][ T8590] team0: Port device team_slave_0 added [ 73.919555][ T8590] team0: Port device team_slave_1 added [ 73.926419][ T8592] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.934144][ T8592] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.942017][ T8592] device bridge_slave_0 entered promiscuous mode [ 73.950296][ T8595] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.963284][ T8581] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.972493][ T8595] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.994321][ T8592] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.001383][ T8592] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.013109][ T8592] device bridge_slave_1 entered promiscuous mode [ 74.064150][ T8595] team0: Port device team_slave_0 added [ 74.105483][ T8590] device hsr_slave_0 entered promiscuous mode [ 74.172018][ T8590] device hsr_slave_1 entered promiscuous mode [ 74.221636][ T8590] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.229218][ T8590] Cannot create hsr debugfs directory [ 74.247135][ T8592] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.258904][ T8584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.273184][ T8595] team0: Port device team_slave_1 added [ 74.297319][ T8592] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.309671][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.318234][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.326435][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.334905][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.349681][ T8581] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.359487][ T8584] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.424303][ T8595] device hsr_slave_0 entered promiscuous mode [ 74.471988][ T8595] device hsr_slave_1 entered promiscuous mode [ 74.531644][ T8595] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.541536][ T8595] Cannot create hsr debugfs directory [ 74.547351][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.555993][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.567205][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.574422][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.593048][ T8592] team0: Port device team_slave_0 added [ 74.600606][ T8592] team0: Port device team_slave_1 added [ 74.636474][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.646368][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.655211][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.664581][ T2809] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.671721][ T2809] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.679806][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.688730][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.697081][ T2809] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.704154][ T2809] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.723961][ T8588] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 74.767389][ T8588] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 74.840900][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.850197][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.858908][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.869593][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.876729][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.885090][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.944312][ T8592] device hsr_slave_0 entered promiscuous mode [ 74.991778][ T8592] device hsr_slave_1 entered promiscuous mode [ 75.031556][ T8592] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 75.039309][ T8592] Cannot create hsr debugfs directory [ 75.052902][ T8588] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 75.086292][ T8588] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 75.134022][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.145199][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.190895][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.200697][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.209733][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.218408][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.227456][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.235842][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.244363][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.280468][ T8590] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 75.323820][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.332435][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.340264][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.349123][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.357719][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.366374][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.375307][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.383663][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.396368][ T8584] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.408603][ T8584] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.432569][ T8590] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 75.464621][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.473255][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.485576][ T8581] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.497431][ T8581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.520351][ T8590] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 75.573931][ T8590] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 75.603797][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.615491][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.653608][ T8584] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.672503][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.679977][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.698201][ T8581] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.711740][ T8592] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 75.736320][ T8592] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 75.784303][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.791885][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.809940][ T8595] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 75.853703][ T8592] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 75.895492][ T8592] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 75.962770][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.972688][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.982723][ T8595] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 76.038007][ T8595] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 76.103586][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.112899][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.131971][ T8584] device veth0_vlan entered promiscuous mode [ 76.138695][ T8595] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 76.178767][ T8588] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.197382][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.205761][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.218424][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.226571][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.235330][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.243635][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.252255][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.260368][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.280710][ T8581] device veth0_vlan entered promiscuous mode [ 76.294352][ T8581] device veth1_vlan entered promiscuous mode [ 76.305239][ T8590] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.318242][ T8584] device veth1_vlan entered promiscuous mode [ 76.347191][ T8588] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.378609][ T8590] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.388261][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.397470][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.406731][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.416080][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.424472][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.432513][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.440107][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.448981][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.457680][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.464779][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.473439][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.481173][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.501991][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.509820][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.522626][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.530897][ T2809] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.538021][ T2809] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.549140][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.569261][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.578627][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.587555][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.596230][ T2809] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.603339][ T2809] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.611700][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.620483][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.633281][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.643523][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.652221][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.660424][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.670012][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.678250][ T2809] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.695847][ T8588] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.708999][ T8588] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.737818][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.762128][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.770431][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 181.741397][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 181.748302][ C0] rcu: 0-...!: (10499 ticks this GP) idle=23a/1/0x4000000000000002 softirq=14929/14929 fqs=2 [ 181.758825][ C0] (t=10500 jiffies g=7273 q=177) [ 181.763863][ C0] rcu: rcu_preempt kthread starved for 10496 jiffies! g7273 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 181.775555][ C0] rcu: RCU grace-period kthread stack dump: [ 181.781432][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 181.789319][ C0] Call Trace: [ 181.792694][ C0] __schedule+0x9a0/0xcc0 [ 181.797026][ C0] schedule+0x181/0x210 [ 181.801173][ C0] schedule_timeout+0x14f/0x240 [ 181.806025][ C0] ? run_local_timers+0x120/0x120 [ 181.811132][ C0] rcu_gp_kthread+0xed8/0x1770 [ 181.815899][ C0] kthread+0x332/0x350 [ 181.819967][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 181.825077][ C0] ? kthread_blkcg+0xe0/0xe0 [ 181.829669][ C0] ret_from_fork+0x24/0x30 [ 181.834087][ C0] NMI backtrace for cpu 0 [ 181.838496][ C0] CPU: 0 PID: 2813 Comm: kworker/0:58 Not tainted 5.5.0-rc5-syzkaller #0 [ 181.846910][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.857062][ C0] Workqueue: rcu_gp srcu_invoke_callbacks [ 181.862777][ C0] Call Trace: [ 181.866053][ C0] [ 181.868897][ C0] dump_stack+0x1fb/0x318 [ 181.873217][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 181.878055][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 181.884199][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 181.890258][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 181.896228][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 181.902194][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 181.907301][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 181.912490][ C0] ? trace_hardirqs_off+0x74/0x80 [ 181.917517][ C0] update_process_times+0x12d/0x180 [ 181.922706][ C0] tick_sched_timer+0x263/0x420 [ 181.927543][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 181.933079][ C0] __hrtimer_run_queues+0x403/0x840 [ 181.938279][ C0] hrtimer_interrupt+0x38c/0xda0 [ 181.943220][ C0] ? debug_smp_processor_id+0x9/0x20 [ 181.948498][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 181.954035][ C0] apic_timer_interrupt+0xf/0x20 [ 181.959051][ C0] [ 181.961979][ C0] RIP: 0010:__memcg_kmem_uncharge+0x0/0x1a0 [ 181.967860][ C0] Code: 00 eb 1b 83 3d 20 bf ac 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 8c 85 ff 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 [ 181.988587][ C0] RSP: 0018:ffffc90007f4fa20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 181.996984][ C0] RAX: ffffffff81489244 RBX: ffffea00028e6a00 RCX: ffff88809ed60180 [ 182.004946][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00028e6a00 [ 182.012913][ C0] RBP: ffffc90007f4fa60 R08: 000000000003a728 R09: ffffed10144a2a81 [ 182.020869][ C0] R10: ffffed10144a2a81 R11: 0000000000000000 R12: ffff888086dec520 [ 182.028828][ C0] R13: dffffc0000000000 R14: 1ffff11010dbd8a4 R15: ffff8880a25153f8 [ 182.036905][ C0] ? free_thread_stack+0x124/0x590 [ 182.042008][ C0] ? free_thread_stack+0x12e/0x590 [ 182.047280][ C0] put_task_stack+0xa3/0x130 [ 182.051857][ C0] finish_task_switch+0x3f1/0x550 [ 182.056873][ C0] __schedule+0x9a8/0xcc0 [ 182.061206][ C0] ? ___preempt_schedule+0x16/0x18 [ 182.066303][ C0] preempt_schedule+0xdb/0x120 [ 182.071144][ C0] ? local_bh_enable+0x4/0x20 [ 182.075806][ C0] ___preempt_schedule+0x16/0x18 [ 182.080734][ C0] ? mark_lock+0x107/0x1650 [ 182.085243][ C0] __local_bh_enable_ip+0x17d/0x240 [ 182.090436][ C0] local_bh_enable+0x15/0x20 [ 182.095020][ C0] srcu_invoke_callbacks+0x18c/0x320 [ 182.100304][ C0] process_one_work+0x7ef/0x10d0 [ 182.105248][ C0] worker_thread+0xc01/0x1630 [ 182.109960][ C0] kthread+0x332/0x350 [ 182.114048][ C0] ? rcu_lock_release+0x30/0x30 [ 182.118922][ C0] ? kthread_blkcg+0xe0/0xe0 [ 182.123527][ C0] ret_from_fork+0x24/0x30