[ 43.630367][ T23] audit: type=1800 audit(1575421856.987:26): pid=7959 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.679932][ T23] audit: type=1800 audit(1575421856.997:27): pid=7959 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.721855][ T23] audit: type=1800 audit(1575421856.997:28): pid=7959 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. [ 44.297856][ T23] audit: type=1800 audit(1575421857.677:29): pid=7959 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 '10.128.1.45' (ECDSA) to the list of known hosts. 2019/12/04 01:11:07 fuzzer started 2019/12/04 01:11:09 dialing manager at 10.128.0.26:42111 2019/12/04 01:11:09 syscalls: 2689 2019/12/04 01:11:09 code coverage: enabled 2019/12/04 01:11:09 comparison tracing: enabled 2019/12/04 01:11:09 extra coverage: extra coverage is not supported by the kernel 2019/12/04 01:11:09 setuid sandbox: enabled 2019/12/04 01:11:09 namespace sandbox: enabled 2019/12/04 01:11:09 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 01:11:09 fault injection: enabled 2019/12/04 01:11:09 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 01:11:09 net packet injection: enabled 2019/12/04 01:11:09 net device setup: enabled 2019/12/04 01:11:09 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 01:11:09 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:11:10 executing program 0: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000080)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x2c, 0x2c, 0x2, [@enum={0x0, 0x4, 0x0, 0xd, 0x4, [{}, {0x10}, {}, {}]}]}}, &(0x7f00000003c0)=""/219, 0x46, 0xdb, 0x8}, 0x20) 01:11:10 executing program 1: r0 = socket(0x10, 0x2, 0x0) sendto(r0, &(0x7f0000000900)="120000001200e7ef077b1a3fcd00000200a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f0000004540)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0}}, {{0x0, 0x0, &(0x7f0000003a00)=[{&(0x7f00000000c0)=""/85, 0x55}, {&(0x7f00000013c0)=""/4096, 0x1000}, {&(0x7f00000001c0)=""/73, 0x49}, {&(0x7f00000034c0)=""/203, 0x168}, {&(0x7f0000000000)=""/89, 0x59}, {&(0x7f0000003800)=""/243, 0xf3}, {&(0x7f0000003680)=""/43, 0x2b}, {&(0x7f0000000240)=""/260, 0x104}, {&(0x7f0000003740)=""/92, 0x5c}], 0x9}}, {{0x0, 0x0, 0x0}}], 0x4, 0x0, 0x0) syzkaller login: [ 56.998341][ T8124] IPVS: ftp: loaded support on port[0] = 21 [ 57.126931][ T8126] IPVS: ftp: loaded support on port[0] = 21 01:11:10 executing program 2: perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$l2tp(0x18, 0x1, 0x1) r0 = socket$kcm(0x10, 0x800000000002, 0x0) sendmsg(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000400)="5500000018007fd500fe01b2a4a269930206000000a84308910000000500080008001e0000dc13381a0009009b84136ef75afb83de448daa72540d816ed2c55327c43ab8220000060cec4fab91d400000000000000", 0x55}], 0x1}, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) [ 57.195005][ T8124] chnl_net:caif_netlink_parms(): no params data found [ 57.298845][ T8124] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.319980][ T8124] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.328341][ T8124] device bridge_slave_0 entered promiscuous mode [ 57.375841][ T8124] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.390866][ T8124] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.399071][ T8124] device bridge_slave_1 entered promiscuous mode [ 57.412395][ T8126] chnl_net:caif_netlink_parms(): no params data found [ 57.426436][ T8130] IPVS: ftp: loaded support on port[0] = 21 01:11:10 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r2, &(0x7f00000001c0)=[{&(0x7f0000000140)="580000001400add427323b472545b45602117fffffff81004e22000d00ff0028925aa80020007b00090080000efffeffe809000000ff0000f03ac710c8000000ffffffffffffffffffe7ee00000000000000000200000000", 0x58}], 0x1) [ 57.476061][ T8124] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.504932][ T8124] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.536217][ T8126] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.545139][ T8126] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.555061][ T8126] device bridge_slave_0 entered promiscuous mode [ 57.571665][ T8126] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.578753][ T8126] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.588748][ T8126] device bridge_slave_1 entered promiscuous mode [ 57.608028][ T8124] team0: Port device team_slave_0 added [ 57.623332][ T8124] team0: Port device team_slave_1 added [ 57.638243][ T8126] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.658543][ T8126] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 01:11:11 executing program 4: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000080)) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, 0x0) r0 = socket(0x1e, 0x2, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000000080)=@req={0x3fc}, 0xff37) r1 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x2}, 0x10) sendmmsg(r1, &(0x7f0000000a40), 0x8000000000000b0, 0x101d0) [ 57.752626][ T8124] device hsr_slave_0 entered promiscuous mode [ 57.803098][ T8124] device hsr_slave_1 entered promiscuous mode [ 57.951888][ T8126] team0: Port device team_slave_0 added [ 57.971750][ T8132] IPVS: ftp: loaded support on port[0] = 21 [ 58.000633][ T8126] team0: Port device team_slave_1 added 01:11:11 executing program 5: clock_getres(0x2, &(0x7f0000000000)) [ 58.027159][ T8130] chnl_net:caif_netlink_parms(): no params data found [ 58.104194][ T8135] IPVS: ftp: loaded support on port[0] = 21 [ 58.162269][ T8126] device hsr_slave_0 entered promiscuous mode [ 58.210321][ T8126] device hsr_slave_1 entered promiscuous mode [ 58.250046][ T8126] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.257903][ T8124] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.313958][ T8124] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.364061][ T8124] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.435537][ T8130] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.443006][ T8130] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.451402][ T8130] device bridge_slave_0 entered promiscuous mode [ 58.466584][ T8124] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.544895][ T8130] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.552798][ T8130] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.561198][ T8130] device bridge_slave_1 entered promiscuous mode [ 58.576091][ T8137] IPVS: ftp: loaded support on port[0] = 21 [ 58.634147][ T8126] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.693169][ T8130] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.729309][ T8126] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.756089][ T8130] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.779661][ T8126] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.874728][ T8132] chnl_net:caif_netlink_parms(): no params data found [ 58.884097][ T8126] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.941563][ T8130] team0: Port device team_slave_0 added [ 58.953857][ T8135] chnl_net:caif_netlink_parms(): no params data found [ 58.984068][ T8130] team0: Port device team_slave_1 added [ 59.009170][ T8132] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.016474][ T8132] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.024421][ T8132] device bridge_slave_0 entered promiscuous mode [ 59.052997][ T8132] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.061120][ T8132] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.068749][ T8132] device bridge_slave_1 entered promiscuous mode [ 59.120390][ T8132] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.212918][ T8130] device hsr_slave_0 entered promiscuous mode [ 59.250428][ T8130] device hsr_slave_1 entered promiscuous mode [ 59.290185][ T8130] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.298674][ T8135] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.306496][ T8135] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.315011][ T8135] device bridge_slave_0 entered promiscuous mode [ 59.323747][ T8132] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.342998][ T8137] chnl_net:caif_netlink_parms(): no params data found [ 59.363394][ T8135] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.377009][ T8135] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.385046][ T8135] device bridge_slave_1 entered promiscuous mode [ 59.400249][ T8124] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.408338][ T8132] team0: Port device team_slave_0 added [ 59.435240][ T8132] team0: Port device team_slave_1 added [ 59.449234][ T8137] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.457327][ T8137] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.466118][ T8137] device bridge_slave_0 entered promiscuous mode [ 59.478563][ T8137] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.485979][ T8137] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.493976][ T8137] device bridge_slave_1 entered promiscuous mode [ 59.514587][ T8137] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.539375][ T8135] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.557772][ T8130] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.613039][ T8137] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.672847][ T8132] device hsr_slave_0 entered promiscuous mode [ 59.710355][ T8132] device hsr_slave_1 entered promiscuous mode [ 59.750073][ T8132] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.758990][ T8135] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.769100][ T8130] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.821915][ T8130] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.885282][ T8130] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.933048][ T8137] team0: Port device team_slave_0 added [ 59.942486][ T8137] team0: Port device team_slave_1 added [ 59.963489][ T8124] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.995422][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.007693][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.043615][ T8135] team0: Port device team_slave_0 added [ 60.063298][ T8126] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.074172][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.084482][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.094636][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.102959][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.112154][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.121097][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.129605][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.136697][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.144227][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.212956][ T8137] device hsr_slave_0 entered promiscuous mode [ 60.261397][ T8137] device hsr_slave_1 entered promiscuous mode [ 60.300827][ T8137] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.309549][ T8135] team0: Port device team_slave_1 added [ 60.326061][ T8132] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.390874][ T8126] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.404533][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.413356][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.422035][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.431020][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.440936][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.449419][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.458015][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.466199][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.473987][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.482825][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.532431][ T8135] device hsr_slave_0 entered promiscuous mode [ 60.580426][ T8135] device hsr_slave_1 entered promiscuous mode [ 60.620085][ T8135] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.628031][ T8132] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.672725][ T8132] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.716528][ T8132] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.795632][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.804186][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.812721][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.821160][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.829647][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.839511][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.847340][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.857175][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.884093][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.925724][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.934825][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.944151][ T2723] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.951279][ T2723] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.959319][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.968616][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.977551][ T8135] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.022631][ T8135] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.072046][ T8137] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.131173][ T8135] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.182186][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.190897][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.199476][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.208058][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.216708][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.225467][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.234433][ T8137] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.301698][ T8137] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.368003][ T8130] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.380954][ T8135] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.412524][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.421153][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.428582][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.436728][ T8137] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.476101][ T8124] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.493223][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.502168][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.516256][ T8130] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.532245][ T8126] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.543047][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.551196][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.601082][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.612280][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.621012][ T8142] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.628059][ T8142] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.636636][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.645799][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.654638][ T8142] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.661755][ T8142] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.669449][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.678485][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.687083][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.694710][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.702696][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.735200][ T8126] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.753475][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.773547][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.783452][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.792949][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.804390][ T8147] BPF:[1] FUNC_PROTO (anon) [ 61.806605][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.809025][ T8147] BPF:return=4 args=( [ 61.809033][ T8147] BPF:0 (anon) [ 61.809039][ T8147] BPF:, 0 (invalid-name-offset) [ 61.809044][ T8147] BPF:, 0 (anon) [ 61.809048][ T8147] BPF:, vararg [ 61.809052][ T8147] BPF:) [ 61.809056][ T8147] BPF: [ 61.809060][ T8147] BPF:Invalid return type [ 61.809070][ T8147] BPF: [ 61.809070][ T8147] [ 61.817764][ T8142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.875509][ T8130] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.894727][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.916423][ T8132] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.943079][ T8132] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.987115][ T8132] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.004711][ T8132] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.044502][ T8132] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.606340][ T8148] BPF:[1] FUNC_PROTO (anon) [ 62.613780][ T8148] BPF:return=4 args=( [ 62.617847][ T8148] BPF:0 (anon) [ 62.624273][ T8148] BPF:, 0 (invalid-name-offset) [ 62.629425][ T8148] BPF:, 0 (anon) [ 62.635987][ T8148] BPF:, vararg [ 62.639419][ T8148] BPF:) [ 62.645046][ T8148] BPF: [ 62.647870][ T8148] BPF:Invalid return type [ 167.049844][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.056626][ C1] rcu: 1-...!: (1 GPs behind) idle=606/1/0x4000000000000002 softirq=10893/10894 fqs=30 [ 167.066623][ C1] (t=10501 jiffies g=6349 q=402) [ 167.071726][ C1] rcu: rcu_preempt kthread starved for 10442 jiffies! g6349 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.082896][ C1] rcu: RCU grace-period kthread stack dump: [ 167.088801][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.096692][ C1] Call Trace: [ 167.099982][ C1] __schedule+0x9a0/0xcc0 [ 167.104319][ C1] schedule+0x181/0x210 [ 167.108729][ C1] schedule_timeout+0x14f/0x240 [ 167.113570][ C1] ? run_local_timers+0x120/0x120 [ 167.118709][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.123718][ C1] kthread+0x332/0x350 [ 167.127785][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.132896][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.137483][ C1] ret_from_fork+0x24/0x30 [ 167.141915][ C1] NMI backtrace for cpu 1 [ 167.146413][ C1] CPU: 1 PID: 8147 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 167.154635][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.164847][ C1] Call Trace: [ 167.168210][ C1] [ 167.171054][ C1] dump_stack+0x1fb/0x318 [ 167.175375][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.180387][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.186526][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.192580][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.198635][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.204538][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.209674][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.214874][ C1] ? trace_hardirqs_off+0x74/0x80 [ 167.219924][ C1] update_process_times+0x12d/0x180 [ 167.225141][ C1] tick_sched_timer+0x263/0x420 [ 167.229978][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.235514][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.240806][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.245846][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.251126][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.256749][ C1] apic_timer_interrupt+0xf/0x20 [ 167.261847][ C1] [ 167.264778][ C1] RIP: 0010:free_thread_stack+0x13d/0x590 [ 167.270494][ C1] Code: 00 00 e8 06 a2 60 00 e9 5d 04 00 00 e8 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 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 [ 167.290294][ C1] RSP: 0018:ffffc90002727680 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.298705][ C1] RAX: 0000000000000001 RBX: ffffea000269c080 RCX: 0000000000000000 [ 167.306776][ C1] RDX: ffffc90002059000 RSI: 0000000000000000 RDI: ffffea000269c080 [ 167.314747][ C1] RBP: ffffc900027276b8 R08: 000000000003a768 R09: ffffed101310cabf [ 167.322742][ C1] R10: ffffed101310cabf R11: 0000000000000000 R12: ffff88809e56a8a0 [ 167.330832][ C1] R13: dffffc0000000000 R14: 1ffff11013cad514 R15: ffff8880988655e8 [ 167.338911][ C1] put_task_stack+0xa3/0x130 [ 167.343587][ C1] finish_task_switch+0x3f1/0x550 [ 167.348602][ C1] __schedule+0x9a8/0xcc0 [ 167.352928][ C1] ? ___preempt_schedule+0x16/0x18 [ 167.358025][ C1] preempt_schedule+0xdb/0x120 [ 167.362782][ C1] ___preempt_schedule+0x16/0x18 [ 167.367707][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 167.372368][ C1] ? vprintk_emit+0x368/0x3a0 [ 167.377032][ C1] vprintk_emit+0x36d/0x3a0 [ 167.381524][ C1] vprintk_default+0x28/0x30 [ 167.386100][ C1] vprintk_func+0x158/0x170 [ 167.390591][ C1] printk+0x62/0x8d [ 167.394384][ C1] ? bpf_verifier_vlog+0x111/0x2f0 [ 167.399487][ C1] bpf_verifier_vlog+0x211/0x2f0 [ 167.404448][ C1] __btf_verifier_log+0x6c/0x90 [ 167.409290][ C1] ? vprintk_emit+0x2d4/0x3a0 [ 167.414129][ C1] __btf_verifier_log_type+0x467/0x5b0 [ 167.419579][ C1] ? btf_new_fd+0xd00/0x2200 [ 167.424414][ C1] ? btf_new_fd+0xe00/0x2200 [ 167.428995][ C1] btf_new_fd+0x2067/0x2200 [ 167.433488][ C1] ? __might_fault+0xf9/0x160 [ 167.438162][ C1] ? cap_capable+0x250/0x290 [ 167.442837][ C1] __do_sys_bpf+0xf70/0xc890 [ 167.447421][ C1] ? kcov_ioctl+0x285/0x2c0 [ 167.451935][ C1] ? __might_fault+0xf9/0x160 [ 167.456610][ C1] ? check_preemption_disabled+0xb4/0x260 [ 167.462325][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.467597][ C1] ? debug_smp_processor_id+0x1c/0x20 [ 167.472973][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 167.479031][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 167.484739][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 167.490469][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.495912][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 167.501793][ C1] ? do_syscall_64+0x1d/0x1c0 [ 167.506548][ C1] __x64_sys_bpf+0x7a/0x90 [ 167.510985][ C1] do_syscall_64+0xf7/0x1c0 [ 167.515577][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.521549][ C1] RIP: 0033:0x45a679 [ 167.525611][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.545750][ C1] RSP: 002b:00007f68d0fc5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 167.554240][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 167.562288][ C1] RDX: 0000000000000020 RSI: 0000000020000040 RDI: 0000000000000012 [ 167.570334][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 167.578303][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68d0fc66d4 [ 167.586265][ C1] R13: 00000000004c0b1a R14: 00000000004d45b0 R15: 00000000ffffffff