[ 42.624021][ T25] audit: type=1800 audit(1575347452.598:26): pid=8021 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.650200][ T25] audit: type=1800 audit(1575347452.598:27): pid=8021 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.691113][ T25] audit: type=1800 audit(1575347452.608:28): pid=8021 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. [ 43.598785][ T25] audit: type=1800 audit(1575347453.588:29): pid=8021 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. 2019/12/03 04:31:03 fuzzer started 2019/12/03 04:31:04 dialing manager at 10.128.0.26:38907 2019/12/03 04:31:04 syscalls: 2697 2019/12/03 04:31:04 code coverage: enabled 2019/12/03 04:31:04 comparison tracing: enabled 2019/12/03 04:31:04 extra coverage: extra coverage is not supported by the kernel 2019/12/03 04:31:04 setuid sandbox: enabled 2019/12/03 04:31:04 namespace sandbox: enabled 2019/12/03 04:31:04 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 04:31:04 fault injection: enabled 2019/12/03 04:31:04 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 04:31:04 net packet injection: enabled 2019/12/03 04:31:04 net device setup: enabled 2019/12/03 04:31:04 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 04:31:04 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:31:05 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000100)="0815b5055e0bcfe87b3071") r1 = socket(0x10, 0x2, 0x0) sendto(r1, &(0x7f0000000900)="120000001200e7ef077b1a3fcd00000200a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000037c0)=[{{&(0x7f0000000140)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x3d}, {&(0x7f00000000c0)=""/85, 0x4e4}, {&(0x7f00000024c0)=""/4096, 0x1048}, {&(0x7f0000000400)=""/120, 0x78}, {&(0x7f0000000480)=""/60, 0xc6}, {&(0x7f0000000280)=""/77, 0x7}, {&(0x7f0000000540)=""/154, 0x9a}, {&(0x7f0000000340)=""/22, 0x830}], 0x8, &(0x7f0000002400)=""/191, 0x1f9}}], 0x4000000000001de, 0x6, &(0x7f0000003700)={0x77359400}) 04:31:06 executing program 1: r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000300)='/dev/btrfs-control\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_SUBDIVIDE(r0, 0x50009405, &(0x7f0000000340)) syzkaller login: [ 56.079075][ T8185] IPVS: ftp: loaded support on port[0] = 21 [ 56.258915][ T8185] chnl_net:caif_netlink_parms(): no params data found 04:31:06 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_open_procfs(0x0, &(0x7f00000000c0)='timers\x00') sync_file_range(r2, 0x0, 0x0, 0x6) [ 56.300467][ T8185] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.341859][ T8185] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.349930][ T8185] device bridge_slave_0 entered promiscuous mode [ 56.374650][ T8185] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.382162][ T8185] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.389971][ T8185] device bridge_slave_1 entered promiscuous mode [ 56.429729][ T8188] IPVS: ftp: loaded support on port[0] = 21 [ 56.435944][ T8185] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.446788][ T8185] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.468420][ T8185] team0: Port device team_slave_0 added [ 56.486046][ T8185] team0: Port device team_slave_1 added [ 56.517054][ T8191] IPVS: ftp: loaded support on port[0] = 21 04:31:06 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r1, r0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r0, r2) sendmmsg$alg(r3, &(0x7f0000001d40)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000001cc0)=[@op={0x18}], 0x18}], 0x1, 0xcab8454c395d7062) [ 56.594615][ T8185] device hsr_slave_0 entered promiscuous mode [ 56.632092][ T8185] device hsr_slave_1 entered promiscuous mode [ 56.801204][ T8193] IPVS: ftp: loaded support on port[0] = 21 [ 56.815513][ T8188] chnl_net:caif_netlink_parms(): no params data found 04:31:06 executing program 4: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000740)={&(0x7f0000000580)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x3fffdd, [@enum]}, {0x0, [0x0]}}, 0x0, 0x400001}, 0x20) [ 56.906685][ T8185] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.964172][ T8185] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.014538][ T8185] netdevsim netdevsim0 netdevsim2: renamed from eth2 04:31:07 executing program 5: syz_open_procfs(0x0, &(0x7f0000000040)='smaps\x00') socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x0, 0x2a, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x7}, 0x3082}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 0xb9, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000d84000)={0xa, 0x2}, 0x1c) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000180)={@in6={{0xa, 0x0, 0x0, @loopback}}, 0x0, 0x2, 0x0, "8b63e98a6e9a990ceacccaa0722f7b17adbfb251c09e5993d319d88199f6923e646c1d3eaad49bc3c0a86bd1683c51ec36b5d2dab5a220e04e0b20637e2b5a8dd3403bbe1ccf681d083e2307d3f5597b"}, 0xd8) sendto$inet6(r0, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2}, 0x1c) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0xfc, 0x0, 0x0, 0x41c1, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) [ 57.055521][ T8185] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.117022][ T8188] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.124559][ T8188] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.132657][ T8188] device bridge_slave_0 entered promiscuous mode [ 57.146671][ T8188] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.148511][ T8196] IPVS: ftp: loaded support on port[0] = 21 [ 57.153853][ T8188] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.169436][ T8188] device bridge_slave_1 entered promiscuous mode [ 57.213458][ T8188] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.259739][ T8188] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.324213][ T8199] IPVS: ftp: loaded support on port[0] = 21 [ 57.335585][ T8188] team0: Port device team_slave_0 added [ 57.378984][ T8191] chnl_net:caif_netlink_parms(): no params data found [ 57.397142][ T8188] team0: Port device team_slave_1 added [ 57.406191][ T8196] chnl_net:caif_netlink_parms(): no params data found [ 57.487374][ T8191] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.496506][ T8191] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.504905][ T8191] device bridge_slave_0 entered promiscuous mode [ 57.516684][ T8191] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.524614][ T8191] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.532627][ T8191] device bridge_slave_1 entered promiscuous mode [ 57.584418][ T8188] device hsr_slave_0 entered promiscuous mode [ 57.632366][ T8188] device hsr_slave_1 entered promiscuous mode [ 57.671934][ T8188] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.720650][ T8193] chnl_net:caif_netlink_parms(): no params data found [ 57.734443][ T8191] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.753933][ T8196] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.761132][ T8196] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.768955][ T8196] device bridge_slave_0 entered promiscuous mode [ 57.779246][ T8196] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.786434][ T8196] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.795096][ T8196] device bridge_slave_1 entered promiscuous mode [ 57.807040][ T8191] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.826853][ T8188] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.878299][ T8188] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.950567][ T8193] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.957870][ T8193] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.965626][ T8193] device bridge_slave_0 entered promiscuous mode [ 57.975970][ T8191] team0: Port device team_slave_0 added [ 57.982501][ T8193] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.989574][ T8193] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.999854][ T8193] device bridge_slave_1 entered promiscuous mode [ 58.006895][ T8188] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.086160][ T8196] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.097244][ T8191] team0: Port device team_slave_1 added [ 58.118712][ T8188] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.187311][ T8196] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.244624][ T8191] device hsr_slave_0 entered promiscuous mode [ 58.292186][ T8191] device hsr_slave_1 entered promiscuous mode [ 58.331968][ T8191] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.347490][ T8193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.363771][ T8193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.396851][ T8196] team0: Port device team_slave_0 added [ 58.426703][ T8196] team0: Port device team_slave_1 added [ 58.457420][ T8185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.470083][ T8193] team0: Port device team_slave_0 added [ 58.496877][ T8193] team0: Port device team_slave_1 added [ 58.511244][ T8191] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.579026][ T8191] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.646555][ T8190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.654996][ T8190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.665562][ T8185] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.673365][ T8199] chnl_net:caif_netlink_parms(): no params data found [ 58.696252][ T8191] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.775210][ T8193] device hsr_slave_0 entered promiscuous mode [ 58.832208][ T8193] device hsr_slave_1 entered promiscuous mode [ 58.871955][ T8193] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.914562][ T8196] device hsr_slave_0 entered promiscuous mode [ 58.952245][ T8196] device hsr_slave_1 entered promiscuous mode [ 59.011901][ T8196] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.022728][ T8190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.031591][ T8190] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.040323][ T8190] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.047679][ T8190] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.055664][ T8190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.064708][ T8190] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.073185][ T8190] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.080223][ T8190] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.087919][ T8191] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.158110][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.169283][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.178392][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.187002][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.196718][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.209738][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.250975][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.260441][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.269229][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.277810][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.290593][ T8196] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.337288][ T8199] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.344470][ T8199] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.355641][ T8199] device bridge_slave_0 entered promiscuous mode [ 59.365929][ T8199] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.373311][ T8199] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.381261][ T8199] device bridge_slave_1 entered promiscuous mode [ 59.391153][ T8196] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.453663][ T8196] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.505280][ T8203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.514957][ T8203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.531145][ T8188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.545793][ T8193] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.583593][ T8193] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.633839][ T8196] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.688041][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.697897][ T8193] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.723503][ T8193] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.782732][ T8199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.797151][ T8188] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.805213][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.813594][ T8205] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.835971][ T8199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.861101][ T8191] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.870924][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.879342][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.899013][ T8199] team0: Port device team_slave_0 added [ 59.909403][ T8185] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.937934][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.946622][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.956354][ T3055] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.963522][ T3055] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.971230][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.979839][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.988816][ T3055] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.996093][ T3055] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.004385][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.013290][ T8199] team0: Port device team_slave_1 added [ 60.066519][ T8191] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.075286][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.085199][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.098342][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.108674][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.117221][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.124985][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.135028][ T8196] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.194536][ T8199] device hsr_slave_0 entered promiscuous mode [ 60.242191][ T8199] device hsr_slave_1 entered promiscuous mode [ 60.281915][ T8199] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.305734][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.320807][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.339639][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.354902][ T8198] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.362040][ T8198] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.370224][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.379190][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.388084][ T8198] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.395193][ T8198] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.410873][ T8188] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.423770][ T8188] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.459480][ T8196] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.498674][ T8196] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.509106][ T8196] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.540297][ T8196] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 165.351747][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.358700][ C1] rcu: 1-...!: (1 GPs behind) idle=b0a/1/0x4000000000000002 softirq=11864/11865 fqs=8 [ 165.368598][ C1] (t=10500 jiffies g=6249 q=537) [ 165.373634][ C1] rcu: rcu_preempt kthread starved for 10482 jiffies! g6249 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 165.384725][ C1] rcu: RCU grace-period kthread stack dump: [ 165.390608][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.398515][ C1] Call Trace: [ 165.401802][ C1] __schedule+0x9a0/0xcc0 [ 165.406133][ C1] schedule+0x181/0x210 [ 165.410281][ C1] schedule_timeout+0x14f/0x240 [ 165.415122][ C1] ? run_local_timers+0x120/0x120 [ 165.420145][ C1] rcu_gp_kthread+0xed8/0x1770 [ 165.424906][ C1] kthread+0x332/0x350 [ 165.428988][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 165.434102][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.438850][ C1] ret_from_fork+0x24/0x30 [ 165.443274][ C1] NMI backtrace for cpu 1 [ 165.447599][ C1] CPU: 1 PID: 8209 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 165.455824][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.465886][ C1] Call Trace: [ 165.469173][ C1] [ 165.472020][ C1] dump_stack+0x1fb/0x318 [ 165.476340][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.481175][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.487317][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.493371][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.499435][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.505407][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.510513][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.515807][ C1] ? trace_hardirqs_off+0x74/0x80 [ 165.520834][ C1] update_process_times+0x12d/0x180 [ 165.526022][ C1] tick_sched_timer+0x263/0x420 [ 165.530859][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.536516][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.541717][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.546655][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.551932][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.557481][ C1] apic_timer_interrupt+0xf/0x20 [ 165.562576][ C1] [ 165.565506][ C1] RIP: 0010:mod_memcg_page_state+0x123/0x190 [ 165.571472][ C1] Code: e8 f2 9e 69 00 48 83 3d 12 22 c2 07 00 74 70 e8 e3 27 2e 00 4c 89 ff 57 9d 0f 1f 44 00 00 e8 f4 c2 33 00 eb 43 e8 cd 27 2e 00 3c e8 86 c0 33 00 48 c7 c0 28 96 0a 89 48 c1 e8 03 42 80 3c 20 [ 165.591076][ C1] RSP: 0018:ffffc90002767e10 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 165.599563][ C1] RAX: ffffffff81487433 RBX: 0000000000000000 RCX: ffff8880a7cb2040 [ 165.607522][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002a17400 [ 165.615483][ C1] RBP: ffffc90002767e30 R08: 000000000003a768 R09: ffffed10131c6aff [ 165.623442][ C1] R10: ffffed10131c6aff R11: 0000000000000000 R12: dffffc0000000000 [ 165.631400][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888098e357e8 [ 165.639381][ C1] ? mod_memcg_page_state+0x123/0x190 [ 165.644753][ C1] free_thread_stack+0x168/0x590 [ 165.649681][ C1] put_task_stack+0xa3/0x130 [ 165.654259][ C1] finish_task_switch+0x3f1/0x550 [ 165.659276][ C1] schedule_tail+0x20/0x1a0 [ 165.663771][ C1] ret_from_fork+0x8/0x30 [ 165.668085][ C1] RIP: 0033:0x45d049 [ 165.671966][ C1] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 165.691574][ C1] RSP: 002b:00007fad3f41edb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 165.699998][ C1] RAX: 0000000000000000 RBX: 00007fad3f41f700 RCX: 000000000045d049 [ 165.708090][ C1] RDX: 00007fad3f41f9d0 RSI: 00007fad3f41edb0 RDI: 00000000003d0f00 [ 165.716062][ C1] RBP: 00007ffe4d1732b0 R08: 00007fad3f41f700 R09: 00007fad3f41f700 [ 165.724043][ C1] R10: 00007fad3f41f9d0 R11: 0000000000000202 R12: 0000000000000000 [ 165.732010][ C1] R13: 00007ffe4d17314f R14: 00007fad3f41f9c0 R15: 000000000075bf2c