[ 42.569331][ T23] audit: type=1800 audit(1575357244.062:26): pid=7978 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.593069][ T23] audit: type=1800 audit(1575357244.062:27): pid=7978 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.634860][ T23] audit: type=1800 audit(1575357244.152:28): pid=7978 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. [ 43.287867][ T23] audit: type=1800 audit(1575357244.802:29): pid=7978 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 '10.128.1.18' (ECDSA) to the list of known hosts. 2019/12/03 07:14:14 fuzzer started 2019/12/03 07:14:16 dialing manager at 10.128.0.26:38907 2019/12/03 07:14:16 syscalls: 2697 2019/12/03 07:14:16 code coverage: enabled 2019/12/03 07:14:16 comparison tracing: enabled 2019/12/03 07:14:16 extra coverage: extra coverage is not supported by the kernel 2019/12/03 07:14:16 setuid sandbox: enabled 2019/12/03 07:14:16 namespace sandbox: enabled 2019/12/03 07:14:16 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 07:14:16 fault injection: enabled 2019/12/03 07:14:16 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 07:14:16 net packet injection: enabled 2019/12/03 07:14:16 net device setup: enabled 2019/12/03 07:14:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 07:14:16 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:14:17 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000440)=0x1, 0xffe6) sendmmsg$inet(r0, &(0x7f0000000ac0)=[{{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000600)="d0", 0x1}], 0x1}}], 0x1, 0x2604d544) 07:14:17 executing program 1: unshare(0x400) fstatfs(0xffffffffffffffff, 0x0) syzkaller login: [ 55.926658][ T8143] IPVS: ftp: loaded support on port[0] = 21 [ 55.939475][ T8145] IPVS: ftp: loaded support on port[0] = 21 07:14:17 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) pkey_alloc(0x0, 0x1b36b82448e2b6b6) [ 56.148999][ T8143] chnl_net:caif_netlink_parms(): no params data found [ 56.159183][ T8149] IPVS: ftp: loaded support on port[0] = 21 [ 56.202691][ T8145] chnl_net:caif_netlink_parms(): no params data found 07:14:17 executing program 3: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3ea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getcwd(&(0x7f0000001780)=""/168, 0xa8) [ 56.278761][ T8143] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.288821][ T8143] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.297397][ T8143] device bridge_slave_0 entered promiscuous mode [ 56.313566][ T8143] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.329286][ T8143] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.337048][ T8143] device bridge_slave_1 entered promiscuous mode [ 56.387459][ T8143] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.463459][ T8143] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.479403][ T8145] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.486484][ T8145] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.495008][ T8145] device bridge_slave_0 entered promiscuous mode 07:14:18 executing program 4: r0 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$SIOCRSSL2CALL(r0, 0x89e2, &(0x7f0000000040)=@null={0x40, 0x3}) [ 56.531663][ T8153] IPVS: ftp: loaded support on port[0] = 21 [ 56.542301][ T8145] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.550350][ T8145] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.569308][ T8145] device bridge_slave_1 entered promiscuous mode [ 56.611540][ T8143] team0: Port device team_slave_0 added [ 56.626385][ T8149] chnl_net:caif_netlink_parms(): no params data found [ 56.638258][ T8145] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.664054][ T8143] team0: Port device team_slave_1 added [ 56.687675][ T8145] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.745486][ T8149] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.757963][ T8149] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.766382][ T8149] device bridge_slave_0 entered promiscuous mode 07:14:18 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) sendto$inet6(r1, 0x0, 0x0, 0x20000008, &(0x7f0000000100)={0xa, 0x4e20, 0x0, @empty}, 0x1c) sendmsg$TIPC_NL_PEER_REMOVE(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000540)=ANY=[@ANYBLOB], 0x1}}, 0x4c080) setsockopt$inet_tcp_int(r1, 0x6, 0x19, &(0x7f0000000000)=0x1, 0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) write$P9_RREADDIR(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="ac"], 0x1) [ 56.832170][ T8143] device hsr_slave_0 entered promiscuous mode [ 56.871420][ T8143] device hsr_slave_1 entered promiscuous mode [ 56.940011][ T8145] team0: Port device team_slave_0 added [ 56.946361][ T8149] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.953865][ T8149] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.961792][ T8149] device bridge_slave_1 entered promiscuous mode [ 56.980199][ T8149] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.994598][ T8145] team0: Port device team_slave_1 added [ 57.003139][ T8149] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.042002][ T8149] team0: Port device team_slave_0 added [ 57.043292][ T8157] IPVS: ftp: loaded support on port[0] = 21 [ 57.049009][ T8149] team0: Port device team_slave_1 added [ 57.067191][ T8143] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.077459][ T8155] IPVS: ftp: loaded support on port[0] = 21 [ 57.091534][ T8143] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.141940][ T8143] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.192808][ T8143] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.340976][ T8149] device hsr_slave_0 entered promiscuous mode [ 57.389638][ T8149] device hsr_slave_1 entered promiscuous mode [ 57.439457][ T8149] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.481004][ T8145] device hsr_slave_0 entered promiscuous mode [ 57.529658][ T8145] device hsr_slave_1 entered promiscuous mode [ 57.569869][ T8145] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.666717][ T8145] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.714700][ T8145] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.799343][ T8145] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.822249][ T8153] chnl_net:caif_netlink_parms(): no params data found [ 57.831263][ T8145] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.915375][ T8149] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.953483][ T8149] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.010881][ T8153] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.017949][ T8153] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.027536][ T8153] device bridge_slave_0 entered promiscuous mode [ 58.036906][ T8153] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.044095][ T8153] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.051851][ T8153] device bridge_slave_1 entered promiscuous mode [ 58.095176][ T8149] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.172814][ T8149] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.291589][ T8157] chnl_net:caif_netlink_parms(): no params data found [ 58.312068][ T8153] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.322804][ T8153] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.341615][ T8155] chnl_net:caif_netlink_parms(): no params data found [ 58.398793][ T8153] team0: Port device team_slave_0 added [ 58.410212][ T8157] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.417336][ T8157] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.428295][ T8157] device bridge_slave_0 entered promiscuous mode [ 58.436675][ T8155] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.444615][ T8155] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.452438][ T8155] device bridge_slave_0 entered promiscuous mode [ 58.460652][ T8153] team0: Port device team_slave_1 added [ 58.466420][ T8155] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.473757][ T8155] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.484171][ T8155] device bridge_slave_1 entered promiscuous mode [ 58.499115][ T8143] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.510216][ T8157] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.517320][ T8157] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.527559][ T8157] device bridge_slave_1 entered promiscuous mode [ 58.622177][ T8153] device hsr_slave_0 entered promiscuous mode [ 58.680614][ T8153] device hsr_slave_1 entered promiscuous mode [ 58.749600][ T8153] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.759013][ T8155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.776932][ T8155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.787623][ T8157] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.798424][ T8157] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.828503][ T8145] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.855029][ T8155] team0: Port device team_slave_0 added [ 58.865145][ T8157] team0: Port device team_slave_0 added [ 58.877995][ T8155] team0: Port device team_slave_1 added [ 58.888051][ T8145] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.903223][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.912142][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.920280][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.927803][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.938734][ T8143] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.948587][ T8157] team0: Port device team_slave_1 added [ 59.011633][ T8155] device hsr_slave_0 entered promiscuous mode [ 59.059738][ T8155] device hsr_slave_1 entered promiscuous mode [ 59.119421][ T8155] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.133650][ T8149] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.183114][ T8157] device hsr_slave_0 entered promiscuous mode [ 59.229644][ T8157] device hsr_slave_1 entered promiscuous mode [ 59.279514][ T8157] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.287714][ T8153] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.342884][ T8153] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.403045][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.412238][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.420711][ T3054] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.427810][ T3054] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.436506][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.447775][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.456137][ T3054] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.463190][ T3054] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.472268][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.480179][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.488597][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.497345][ T3054] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.497378][ T3054] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.534407][ T8153] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.571381][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.579196][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.588341][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.609552][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.618049][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.634325][ T8149] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.645419][ T8153] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.691773][ T8155] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.732501][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.740711][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.748279][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.756350][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.764804][ T2946] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.779680][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.788131][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.803692][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.810836][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.818626][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.828234][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.836817][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.843954][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.856574][ T8155] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.910925][ T8155] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.960395][ T8157] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.002925][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.011698][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.020555][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.029187][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.037675][ T3054] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.044746][ T3054] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.052666][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.061338][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.069937][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.078330][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.086665][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.096710][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.105583][ T8155] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.172730][ T8157] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.232932][ T8157] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.291496][ T8157] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.346059][ T8143] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.356832][ T8143] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.373548][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.382418][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.390742][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.399054][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.409104][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.417596][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.426037][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.434570][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.443225][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.451902][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.461432][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.469773][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.478287][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.486193][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.497367][ T8149] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.539917][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.548139][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.556545][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.565831][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.598149][ T8143] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.607639][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.616850][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.625528][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.633998][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.642361][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.649924][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.673776][ T8149] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.682417][ T8145] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.727624][ T8157] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.739348][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.746848][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.764219][ T8145] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.783428][ T8157] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.798535][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.806589][ T3054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.838459][ T8155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 165.879210][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 165.886208][ C0] (detected by 0, t=10502 jiffies, g=6345, q=238) [ 165.892718][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953737-4294943234), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 165.906056][ C0] syz-executor.1 R running task 24424 8145 8144 0x0000400a [ 165.917771][ C0] Call Trace: [ 165.921043][ C0] [ 165.923890][ C0] sched_show_task+0x40f/0x560 [ 165.928647][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 165.933941][ C0] update_process_times+0x12d/0x180 [ 165.939128][ C0] tick_sched_timer+0x263/0x420 [ 165.943964][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.949497][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.954694][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.959631][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.965007][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.970539][ C0] apic_timer_interrupt+0xf/0x20 [ 165.975481][ C0] [ 165.978416][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 165.984127][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 eb a3 69 00 48 8b 1b e9 82 ff ff ff e8 de 2c 2e [ 166.003877][ C0] RSP: 0018:ffffc900021979c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.012279][ C0] RAX: 1ffff1101298ced1 RBX: ffff888094c67688 RCX: ffff88809503e200 [ 166.020242][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002345e80 [ 166.028232][ C0] RBP: ffffc90002197a00 R08: 000000000003a768 R09: ffffed1012e756e7 [ 166.036193][ C0] R10: ffffed1012e756e7 R11: 0000000000000000 R12: ffff888094c67720 [ 166.044152][ C0] R13: dffffc0000000000 R14: 1ffff1101298cee4 R15: ffff8880973ab728 [ 166.052134][ C0] ? free_thread_stack+0x168/0x590 [ 166.057238][ C0] put_task_stack+0xa3/0x130 [ 166.061816][ C0] finish_task_switch+0x3f1/0x550 [ 166.066833][ C0] __schedule+0x9a8/0xcc0 [ 166.071156][ C0] ? ___preempt_schedule+0x16/0x18 [ 166.076248][ C0] preempt_schedule+0xdb/0x120 [ 166.080996][ C0] ___preempt_schedule+0x16/0x18 [ 166.086008][ C0] ? __wake_up+0xe1/0x150 [ 166.090329][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 166.095946][ C0] __wake_up+0xe1/0x150 [ 166.100097][ C0] pipe_read+0x8e1/0x9e0 [ 166.104345][ C0] __vfs_read+0x59e/0x730 [ 166.108673][ C0] vfs_read+0x1dd/0x420 [ 166.112820][ C0] ksys_read+0x117/0x220 [ 166.117054][ C0] __x64_sys_read+0x7b/0x90 [ 166.121546][ C0] do_syscall_64+0xf7/0x1c0 [ 166.126302][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.132183][ C0] RIP: 0033:0x414190 [ 166.136067][ C0] Code: 01 f0 ff ff 0f 83 90 1b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d dd 42 66 00 00 75 14 b8 00 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 64 1b 00 00 c3 48 83 ec 08 e8 6a fc ff ff [ 166.155656][ C0] RSP: 002b:00007fff3035fbf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 166.164052][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000414190 [ 166.172010][ C0] RDX: 0000000000000038 RSI: 0000000000758040 RDI: 00000000000000f9 [ 166.179968][ C0] RBP: 0000000000715460 R08: 0000000000006000 R09: 0000000000004000 [ 166.187924][ C0] R10: 00007fff3035f590 R11: 0000000000000246 R12: 0000000000000000 [ 166.195879][ C0] R13: 00007fff3035fc30 R14: 0000000000000003 R15: 00007fff3035fc40 [ 166.203860][ C0] rcu: rcu_preempt kthread starved for 10534 jiffies! g6345 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.214937][ C0] rcu: RCU grace-period kthread stack dump: [ 166.220810][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 166.228692][ C0] Call Trace: [ 166.231968][ C0] __schedule+0x9a0/0xcc0 [ 166.236290][ C0] schedule+0x181/0x210 [ 166.240434][ C0] schedule_timeout+0x14f/0x240 [ 166.245267][ C0] ? run_local_timers+0x120/0x120 [ 166.250297][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.255057][ C0] kthread+0x332/0x350 [ 166.259110][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.264207][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.268784][ C0] ret_from_fork+0x24/0x30