[ 57.669553][ T27] audit: type=1800 audit(1578480081.243:25): pid=8504 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 57.688735][ T27] audit: type=1800 audit(1578480081.243:26): pid=8504 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 57.723259][ T27] audit: type=1800 audit(1578480081.253:27): pid=8504 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. [ 58.342261][ T8573] sshd (8573) used greatest stack depth: 23816 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.134' (ECDSA) to the list of known hosts. 2020/01/08 10:41:31 fuzzer started 2020/01/08 10:41:33 dialing manager at 10.128.0.26:35703 2020/01/08 10:41:33 syscalls: 2824 2020/01/08 10:41:33 code coverage: enabled 2020/01/08 10:41:33 comparison tracing: enabled 2020/01/08 10:41:33 extra coverage: enabled 2020/01/08 10:41:33 setuid sandbox: enabled 2020/01/08 10:41:33 namespace sandbox: enabled 2020/01/08 10:41:33 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 10:41:33 fault injection: enabled 2020/01/08 10:41:33 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 10:41:33 net packet injection: enabled 2020/01/08 10:41:33 net device setup: enabled 2020/01/08 10:41:33 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 10:41:33 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:41:34 executing program 0: pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="d00800002400ffffe57f0000000400df05000000", @ANYRES32, @ANYBLOB="00000000ffffffff"], 0x3}}, 0x0) r3 = socket(0x11, 0x800000003, 0x0) bind(r3, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c58110308d9123127ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r3, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000140)=0xd0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="d00800002800ffcd3bff0f000000000000fffff7", @ANYRES32=r4], 0x2}}, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000000000)={@mcast2}, 0x14) close(r2) socket(0x10, 0x80002, 0x0) write$binfmt_misc(r1, &(0x7f0000000000)=ANY=[], 0xfffffecc) splice(r0, 0x0, r2, 0x0, 0xfe0, 0x0) 10:41:34 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) mmap(&(0x7f000014e000/0x4000)=nil, 0x4000, 0x0, 0x13, r1, 0x0) r2 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r2, 0x11b, 0x4, &(0x7f0000000040)={&(0x7f0000000000)=""/49, 0x20c000, 0x800}, 0x18) openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm_plock\x00', 0x0, 0x0) syzkaller login: [ 71.250714][ T8671] IPVS: ftp: loaded support on port[0] = 21 [ 71.412355][ T8671] chnl_net:caif_netlink_parms(): no params data found [ 71.429988][ T8674] IPVS: ftp: loaded support on port[0] = 21 10:41:35 executing program 2: mkdir(&(0x7f0000000b00)='./file0\x00', 0x0) lgetxattr(0x0, 0x0, 0x0, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) utime(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)={0x7f, 0x9}) recvfrom$x25(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000700)='rpc_pipefs\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x200, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$tipc2(&(0x7f0000000a00)='TIPCv2\x00') r0 = syz_open_dev$midi(0x0, 0x3, 0x1) setsockopt$RDS_GET_MR_FOR_DEST(0xffffffffffffffff, 0x114, 0x7, &(0x7f0000000a40)={@isdn={0x22, 0x0, 0xbf, 0x0, 0x8}, {&(0x7f0000000940)=""/169, 0xa9}, &(0x7f0000000540), 0xe}, 0xa0) r1 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r1, &(0x7f0000000000)=@in6={0x21, 0x4, 0x2, 0x1c}, 0x6d) fsetxattr(0xffffffffffffffff, &(0x7f0000000080)=@known='trusted.overlay.metacopy\x00', &(0x7f00000000c0)='\xc0\x00', 0x2, 0x1) unshare(0x4000000) listen(r1, 0x0) write$binfmt_elf32(r1, 0x0, 0x0) getsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000340)={@loopback, @initdev}, 0x0) add_key(0x0, &(0x7f0000000480)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffe) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, 0x0, 0x0) clone(0x103, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) setsockopt$inet_sctp_SCTP_AUTOCLOSE(0xffffffffffffffff, 0x84, 0x4, 0x0, 0x0) ppoll(0x0, 0x0, &(0x7f0000000440), &(0x7f0000000300)={0x8000}, 0xffffffffffffffbc) perf_event_open(&(0x7f0000000000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20004, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000001c0), 0x5}, 0x200018928, 0x80000000000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f00000002c0)='sysfs\x00', 0x700, &(0x7f0000000000)) [ 71.506397][ T8671] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.516718][ T8671] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.526349][ T8671] device bridge_slave_0 entered promiscuous mode [ 71.543083][ T8671] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.563405][ T8671] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.583694][ T8671] device bridge_slave_1 entered promiscuous mode [ 71.679734][ T8674] chnl_net:caif_netlink_parms(): no params data found [ 71.702214][ T8671] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 10:41:35 executing program 3: r0 = fsopen(&(0x7f0000000040)='cgroup\x00', 0x0) fsconfig$FSCONFIG_SET_BINARY(r0, 0x3, &(0x7f0000000000)='eth0\x00', &(0x7f00000000c0), 0x0) [ 71.725407][ T8671] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.743089][ T8677] IPVS: ftp: loaded support on port[0] = 21 [ 71.805875][ T8671] team0: Port device team_slave_0 added [ 71.822163][ T8674] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.833877][ T8674] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.841829][ T8674] device bridge_slave_0 entered promiscuous mode [ 71.854918][ T8671] team0: Port device team_slave_1 added [ 71.871228][ T8674] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.893274][ T8674] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.901108][ T8674] device bridge_slave_1 entered promiscuous mode 10:41:35 executing program 4: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nullb0\x00', 0x400000024800, 0x0) preadv(r0, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x50000}], 0x1, 0x0) [ 72.016114][ T8671] device hsr_slave_0 entered promiscuous mode [ 72.085308][ T8671] device hsr_slave_1 entered promiscuous mode [ 72.144310][ T8674] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.168058][ T8674] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.188905][ T8679] IPVS: ftp: loaded support on port[0] = 21 [ 72.227654][ T8674] team0: Port device team_slave_0 added [ 72.247364][ T8674] team0: Port device team_slave_1 added [ 72.266951][ T8681] IPVS: ftp: loaded support on port[0] = 21 10:41:35 executing program 5: openat$snapshot(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffffff, 0xc008640a, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) sendto(r0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 72.335647][ T8674] device hsr_slave_0 entered promiscuous mode [ 72.383813][ T8674] device hsr_slave_1 entered promiscuous mode [ 72.413293][ T8674] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.424765][ T8674] Cannot create hsr debugfs directory [ 72.481221][ T8683] IPVS: ftp: loaded support on port[0] = 21 [ 72.522447][ T8671] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.566700][ T8671] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.665599][ T8671] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.706391][ T8671] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.788486][ T8677] chnl_net:caif_netlink_parms(): no params data found [ 72.849650][ T8677] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.857050][ T8677] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.865175][ T8677] device bridge_slave_0 entered promiscuous mode [ 72.878012][ T8674] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 72.945461][ T8677] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.952626][ T8677] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.960417][ T8677] device bridge_slave_1 entered promiscuous mode [ 72.988205][ T8674] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 73.068365][ T8674] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 73.115456][ T8674] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 73.195311][ T8679] chnl_net:caif_netlink_parms(): no params data found [ 73.207786][ T8677] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.250230][ T8677] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.304319][ T8681] chnl_net:caif_netlink_parms(): no params data found [ 73.315803][ T8677] team0: Port device team_slave_0 added [ 73.347575][ T8677] team0: Port device team_slave_1 added [ 73.366466][ T8683] chnl_net:caif_netlink_parms(): no params data found [ 73.425994][ T8677] device hsr_slave_0 entered promiscuous mode [ 73.483491][ T8677] device hsr_slave_1 entered promiscuous mode [ 73.553282][ T8677] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.560856][ T8677] Cannot create hsr debugfs directory [ 73.572098][ T8679] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.581492][ T8679] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.589439][ T8679] device bridge_slave_0 entered promiscuous mode [ 73.601216][ T8679] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.608997][ T8679] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.616779][ T8679] device bridge_slave_1 entered promiscuous mode [ 73.661141][ T8681] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.668409][ T8681] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.676338][ T8681] device bridge_slave_0 entered promiscuous mode [ 73.695759][ T8679] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.706404][ T8681] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.714328][ T8681] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.722041][ T8681] device bridge_slave_1 entered promiscuous mode [ 73.744336][ T8679] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.767522][ T8683] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.775118][ T8683] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.785760][ T8683] device bridge_slave_0 entered promiscuous mode [ 73.798274][ T8683] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.806382][ T8683] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.814641][ T8683] device bridge_slave_1 entered promiscuous mode [ 73.842460][ T8674] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.852814][ T8681] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.876929][ T8683] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.888086][ T8679] team0: Port device team_slave_0 added [ 73.896342][ T8679] team0: Port device team_slave_1 added [ 73.907350][ T8681] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.921007][ T8683] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.945921][ T8683] team0: Port device team_slave_0 added [ 73.957838][ T8671] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.972939][ T8683] team0: Port device team_slave_1 added [ 73.990107][ T8671] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.012830][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.021971][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.047533][ T8681] team0: Port device team_slave_0 added [ 74.059318][ T8681] team0: Port device team_slave_1 added [ 74.115306][ T8683] device hsr_slave_0 entered promiscuous mode [ 74.163877][ T8683] device hsr_slave_1 entered promiscuous mode [ 74.203223][ T8683] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.210828][ T8683] Cannot create hsr debugfs directory [ 74.257742][ T8679] device hsr_slave_0 entered promiscuous mode [ 74.303569][ T8679] device hsr_slave_1 entered promiscuous mode [ 74.343311][ T8679] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.350952][ T8679] Cannot create hsr debugfs directory [ 74.370272][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.378279][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.390985][ T8674] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.428529][ T8677] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 74.505472][ T8677] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 74.545772][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.554672][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.563046][ T2707] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.570284][ T2707] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.578497][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.587942][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.596338][ T2707] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.603399][ T2707] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.611144][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.619545][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.685990][ T8681] device hsr_slave_0 entered promiscuous mode [ 74.744263][ T8681] device hsr_slave_1 entered promiscuous mode [ 74.784140][ T8681] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.791729][ T8681] Cannot create hsr debugfs directory [ 74.809078][ T8677] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 74.878442][ T8677] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 74.926158][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.935667][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.944402][ T2711] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.951452][ T2711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.959196][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.968121][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.976591][ T2711] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.983667][ T2711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.012002][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.021138][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.029825][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.038672][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.047693][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.056358][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.064992][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.077116][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.135254][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.144414][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.152901][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.162003][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.170421][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.179035][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.226729][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.238556][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.247052][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.255711][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.292426][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.304052][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.312502][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.322589][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.332174][ T8674] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.357489][ T8681] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 75.405935][ T8681] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 75.455394][ T8671] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.471071][ T8679] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 75.508774][ T8681] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 75.555916][ T8681] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 75.597726][ T8683] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 75.646420][ T8683] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 75.695662][ T8679] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 75.751650][ T8683] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 75.785813][ T8683] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 75.825294][ T8679] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 75.888499][ T8677] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.900052][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.908384][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.928693][ T8679] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 75.959800][ T8671] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.976006][ T8677] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.983695][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.991142][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.999127][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.006919][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.017497][ T8674] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.066933][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.076109][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.085317][ T2772] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.092612][ T2772] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.100210][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.109321][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.117867][ T2772] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.124980][ T2772] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.133799][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.141615][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.158722][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.167766][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.213890][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.222439][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.231302][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.241155][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.249945][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.259406][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.281321][ T8677] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.294449][ T8677] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.317813][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.326544][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.337892][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.346757][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.355652][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.364251][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.373240][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.381484][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.389885][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.398203][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.407979][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.415810][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.423572][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.431045][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.438932][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.446886][ T8671] device veth0_vlan entered promiscuous mode [ 76.474420][ T8674] device veth0_vlan entered promiscuous mode [ 76.482836][ T8681] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.507042][ T8679] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.523068][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.531158][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.554895][ T8681] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.562599][ T8671] device veth1_vlan entered promiscuous mode [ 76.575321][ T8674] device veth1_vlan entered promiscuous mode [ 76.586257][ T8677] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.598412][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.608324][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.616765][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.625186][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.632848][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.640989][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.648917][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.659619][ T8679] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.681192][ T8683] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.698478][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.707078][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.723595][ T2707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.732070][ T2707] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.739184][ T2707] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.782054][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.790127][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.799409][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.809975][ T2711] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.817085][ T2711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.826338][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.834847][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.843584][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.852135][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.860757][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.869741][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.878265][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.887041][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.895719][ T2711] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.902750][ T2711] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.910315][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.919126][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.927536][ T2711] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.934600][ T2711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.942075][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.951042][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.959646][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.968849][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.988900][ T8683] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.010456][ T8679] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 77.027693][ T8679] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.039533][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.054562][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.062550][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.071471][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.080808][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.089540][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.097695][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.106642][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.115478][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.125057][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.134060][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.142316][ T2683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.157910][ T8677] device veth0_vlan entered promiscuous mode [ 77.197541][ T8677] device veth1_vlan entered promiscuous mode [ 182.063123][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 182.069885][ C1] rcu: 1-...!: (10499 ticks this GP) idle=002/1/0x4000000000000002 softirq=14647/14647 fqs=11 [ 182.080444][ C1] (t=10500 jiffies g=7081 q=253) [ 182.085458][ C1] rcu: rcu_preempt kthread starved for 10476 jiffies! g7081 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 182.096544][ C1] rcu: RCU grace-period kthread stack dump: [ 182.102439][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 182.110364][ C1] Call Trace: [ 182.113666][ C1] __schedule+0x9a0/0xcc0 [ 182.118023][ C1] schedule+0x181/0x210 [ 182.122176][ C1] schedule_timeout+0x14f/0x240 [ 182.127021][ C1] ? run_local_timers+0x120/0x120 [ 182.132043][ C1] rcu_gp_kthread+0xed8/0x1770 [ 182.136806][ C1] kthread+0x332/0x350 [ 182.140864][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 182.145965][ C1] ? kthread_blkcg+0xe0/0xe0 [ 182.150550][ C1] ret_from_fork+0x24/0x30 [ 182.154987][ C1] NMI backtrace for cpu 1 [ 182.159353][ C1] CPU: 1 PID: 224 Comm: kworker/u4:4 Not tainted 5.5.0-rc5-syzkaller #0 [ 182.167665][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.177810][ C1] Workqueue: 0x0 (gid-cache-wq) [ 182.182747][ C1] Call Trace: [ 182.186019][ C1] [ 182.188863][ C1] dump_stack+0x1fb/0x318 [ 182.193186][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 182.198022][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 182.204164][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 182.210232][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 182.216203][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 182.222084][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 182.227195][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 182.232392][ C1] ? trace_hardirqs_off+0x74/0x80 [ 182.237406][ C1] update_process_times+0x12d/0x180 [ 182.242596][ C1] tick_sched_timer+0x263/0x420 [ 182.247437][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 182.252976][ C1] __hrtimer_run_queues+0x403/0x840 [ 182.258181][ C1] hrtimer_interrupt+0x38c/0xda0 [ 182.263256][ C1] ? debug_smp_processor_id+0x9/0x20 [ 182.268550][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 182.274102][ C1] apic_timer_interrupt+0xf/0x20 [ 182.279031][ C1] [ 182.281965][ C1] RIP: 0010:__memcg_kmem_uncharge+0xd/0x1a0 [ 182.287853][ C1] Code: 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 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 [ 182.307448][ C1] RSP: 0018:ffffc90001017bf8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 182.315846][ C1] RAX: ffffffff81489244 RBX: ffffea000258b900 RCX: ffff8880a8eb0500 [ 182.323804][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000258b900 [ 182.331762][ C1] RBP: ffffc90001017c20 R08: 000000000003a728 R09: ffffed10122bdb29 [ 182.339738][ C1] R10: ffffed10122bdb29 R11: 0000000000000000 R12: ffff88808dfa4a20 [ 182.347697][ C1] R13: dffffc0000000000 R14: 1ffff11011bf4944 R15: ffff8880915ed938 [ 182.355687][ C1] ? free_thread_stack+0x124/0x590 [ 182.360790][ C1] ? free_thread_stack+0x124/0x590 [ 182.365889][ C1] free_thread_stack+0x12e/0x590 [ 182.370817][ C1] put_task_stack+0xa3/0x130 [ 182.375397][ C1] finish_task_switch+0x3f1/0x550 [ 182.380415][ C1] __schedule+0x9a8/0xcc0 [ 182.384755][ C1] schedule+0x181/0x210 [ 182.388904][ C1] worker_thread+0x10d6/0x1630 [ 182.393678][ C1] kthread+0x332/0x350 [ 182.397737][ C1] ? rcu_lock_release+0x30/0x30 [ 182.402600][ C1] ? kthread_blkcg+0xe0/0xe0 [ 182.407179][ C1] ret_from_fork+0x24/0x30