[ 41.276889][ T25] audit: type=1800 audit(1575371678.053:27): pid=7935 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.298703][ T25] audit: type=1800 audit(1575371678.053:28): pid=7935 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. [ 41.851549][ T25] audit: type=1800 audit(1575371678.723:29): pid=7935 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 41.870783][ T25] audit: type=1800 audit(1575371678.723:30): pid=7935 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.145' (ECDSA) to the list of known hosts. 2019/12/03 11:14:46 fuzzer started 2019/12/03 11:14:48 dialing manager at 10.128.0.26:38907 2019/12/03 11:14:48 syscalls: 2697 2019/12/03 11:14:48 code coverage: enabled 2019/12/03 11:14:48 comparison tracing: enabled 2019/12/03 11:14:48 extra coverage: extra coverage is not supported by the kernel 2019/12/03 11:14:48 setuid sandbox: enabled 2019/12/03 11:14:48 namespace sandbox: enabled 2019/12/03 11:14:48 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 11:14:48 fault injection: enabled 2019/12/03 11:14:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 11:14:48 net packet injection: enabled 2019/12/03 11:14:48 net device setup: enabled 2019/12/03 11:14:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 11:14:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:14:49 executing program 0: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vsock\x00', 0x109100, 0x0) setsockopt$inet6_tcp_TCP_QUEUE_SEQ(r0, 0x6, 0x15, &(0x7f0000000480)=0x55, 0x4) r1 = socket$inet_udp(0x2, 0x2, 0x0) r2 = syz_open_dev$midi(&(0x7f0000000180)='/dev/midi#\x00', 0xea6, 0x1) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r2, 0x4040534e, &(0x7f0000000400)={0x1e0, @time, 0xff, {0x0, 0x2}, 0x6, 0x0, 0x1}) close(r1) r3 = socket(0x840000000002, 0x3, 0xff) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='ip6_vti0\x00 \x00', 0x10) connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @initdev}, 0x10) ioctl$sock_SIOCBRDELBR(r3, 0x89a1, &(0x7f0000000040)='bond0\x00') r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0) inotify_add_watch(r4, &(0x7f0000000500)='./file0\x00', 0x0) syz_genetlink_get_family_id$team(&(0x7f0000000540)='team\x00') r5 = syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x2, 0x2) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='cpuacct.usage_sys\x00', 0x0, 0x0) fspick(r6, &(0x7f0000000140)='./file0\x00', 0x3) r7 = syz_init_net_socket$ax25(0x3, 0x3, 0x0) recvfrom$ax25(r7, 0x0, 0x0, 0x40000161, 0x0, 0x0) r8 = socket$inet(0x2, 0x3, 0x19) r9 = socket(0x10, 0x803, 0x0) ioctl$sock_bt_hidp_HIDPCONNDEL(r9, 0x400448c9, &(0x7f00000000c0)={{0x2, 0x2d, 0x47, 0x4, 0x7f, 0x4}, 0x1}) sendmsg$NBD_CMD_DISCONNECT(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r9, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmmsg$inet(r8, &(0x7f0000003080)=[{{&(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10, 0x0, 0x0, &(0x7f0000000440)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r10, @rand_addr, @empty}}}, @ip_tos_u8={{0x11}}], 0x38}}], 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r7, 0x8933, &(0x7f0000000700)={'vcan0\x00', r10}) ioctl$KVM_SET_FPU(r5, 0x41a0ae8d, &(0x7f0000000240)={[], 0xfff, 0x7f, 0x6, 0x0, 0x9d4, 0x61c94fbfa5508369, 0x2000, [], 0x7f}) write$binfmt_elf32(r1, &(0x7f0000000580)=ANY=[@ANYBLOB="73e40451d797a78d0033086c00000000000000000144901513660154deb1b42f3d370e2001905e19c6f62274fa033d3f030a000b00000800000000000000fffffffab2e8844655239fecb8ab"], 0x38) 11:14:49 executing program 1: pipe(&(0x7f0000000cc0)={0xffffffffffffffff}) fcntl$getownex(r0, 0x407, &(0x7f0000000040)) syzkaller login: [ 52.495133][ T8099] IPVS: ftp: loaded support on port[0] = 21 11:14:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file1\x00', 0x800000000e004, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="eb3c906d6b66732e66617400020401000fff0270fff8", 0x16}], 0x0, 0x0) [ 52.655455][ T8099] chnl_net:caif_netlink_parms(): no params data found [ 52.700049][ T8102] IPVS: ftp: loaded support on port[0] = 21 [ 52.794687][ T8099] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.804695][ T8099] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.813198][ T8099] device bridge_slave_0 entered promiscuous mode [ 52.835439][ T8105] IPVS: ftp: loaded support on port[0] = 21 [ 52.847308][ T8099] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.854369][ T8099] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.877239][ T8099] device bridge_slave_1 entered promiscuous mode 11:14:49 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @ipv4={[], [], @multicast1}}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f0000000040)=0x6, 0x4) sendto$inet6(r0, 0x0, 0x348, 0xfffffeffffffffae, &(0x7f0000000300)={0xa, 0x0, 0x0, @empty}, 0x1c) [ 52.968303][ T8099] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.002530][ T8099] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.052126][ T8099] team0: Port device team_slave_0 added [ 53.071515][ T8099] team0: Port device team_slave_1 added [ 53.108507][ T8102] chnl_net:caif_netlink_parms(): no params data found 11:14:50 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000040)="0a0655db7b2803b4f0a12585675d26b0d5e383e5b3b60ced5c54dbb7295df0df8217ad62005127000000000000e60000", 0x30) r1 = accept$alg(r0, 0x0, 0x0) write$binfmt_script(r1, &(0x7f0000000000)=ANY=[], 0xffffff47) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) recvmmsg(r1, &(0x7f000001df40)=[{{0x0, 0x0, &(0x7f0000001bc0)=[{&(0x7f000001af00)=""/4096, 0x1000}], 0x1}}, {{0x0, 0x0, &(0x7f0000001ec0)=[{&(0x7f000001bf00)=""/138, 0x8a}, {&(0x7f0000001e00)=""/86, 0x56}], 0x2}}], 0x2, 0x0, 0x0) [ 53.200096][ T8099] device hsr_slave_0 entered promiscuous mode [ 53.316864][ T8099] device hsr_slave_1 entered promiscuous mode 11:14:50 executing program 5: r0 = openat$pfkey(0xffffffffffffff9c, 0x0, 0x417500, 0x0) 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, r0, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getpid() perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) socket$inet(0x2, 0xa, 0x0) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) bind$bt_l2cap(r1, &(0x7f0000000080)={0x1f, 0x1001}, 0xe) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$alg(0x26, 0x5, 0x0) r2 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) io_setup(0x0, 0x0) bind$alg(0xffffffffffffffff, 0x0, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000180), 0x0) io_submit(0x0, 0x0, &(0x7f0000001440)) sendmmsg(r2, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) [ 53.370479][ T8102] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.378051][ T8102] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.385923][ T8102] device bridge_slave_0 entered promiscuous mode [ 53.398671][ T8102] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.405762][ T8102] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.415392][ T8102] device bridge_slave_1 entered promiscuous mode [ 53.442600][ T8109] IPVS: ftp: loaded support on port[0] = 21 [ 53.459547][ T8111] IPVS: ftp: loaded support on port[0] = 21 [ 53.519518][ T8102] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.533360][ T8102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.556711][ T8105] chnl_net:caif_netlink_parms(): no params data found [ 53.590383][ T8099] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.648945][ T8099] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.709362][ T8099] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.765649][ T8102] team0: Port device team_slave_0 added [ 53.775525][ T8102] team0: Port device team_slave_1 added [ 53.792036][ T8099] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.799888][ T8114] IPVS: ftp: loaded support on port[0] = 21 [ 53.948159][ T8102] device hsr_slave_0 entered promiscuous mode [ 53.996761][ T8102] device hsr_slave_1 entered promiscuous mode [ 54.066682][ T8102] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.080766][ T8105] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.088873][ T8105] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.096622][ T8105] device bridge_slave_0 entered promiscuous mode [ 54.123982][ T8105] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.131786][ T8105] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.139538][ T8105] device bridge_slave_1 entered promiscuous mode [ 54.163221][ T8105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.193554][ T8102] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 54.259482][ T8105] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.299789][ T8102] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 54.359333][ T8102] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 54.420850][ T8102] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 54.473474][ T8105] team0: Port device team_slave_0 added [ 54.482796][ T8105] team0: Port device team_slave_1 added [ 54.548147][ T8105] device hsr_slave_0 entered promiscuous mode [ 54.596776][ T8105] device hsr_slave_1 entered promiscuous mode [ 54.646669][ T8105] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.711989][ T8109] chnl_net:caif_netlink_parms(): no params data found [ 54.747177][ T8111] chnl_net:caif_netlink_parms(): no params data found [ 54.795696][ T8109] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.805943][ T8109] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.813843][ T8109] device bridge_slave_0 entered promiscuous mode [ 54.827509][ T8099] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.835191][ T8111] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.842286][ T8111] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.850411][ T8111] device bridge_slave_0 entered promiscuous mode [ 54.867798][ T8105] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 54.919577][ T8105] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 54.968255][ T8109] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.975351][ T8109] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.983552][ T8109] device bridge_slave_1 entered promiscuous mode [ 55.010569][ T8111] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.017769][ T8111] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.025277][ T8111] device bridge_slave_1 entered promiscuous mode [ 55.037439][ T8105] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 55.106694][ T8099] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.113473][ T8105] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 55.190343][ T8109] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.207843][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.216041][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.227913][ T8111] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.241046][ T8111] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.267559][ T8109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.280844][ T8106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.289618][ T8106] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.298355][ T8106] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.305536][ T8106] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.331758][ T8102] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.348746][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.357413][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.365865][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.374361][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.381469][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.390179][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.399361][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.407978][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.416817][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.425014][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.433674][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.455434][ T8099] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.469189][ T8099] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.487607][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.495229][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.503759][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.512455][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.520971][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.529832][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.540762][ T8111] team0: Port device team_slave_0 added [ 55.559174][ T8114] chnl_net:caif_netlink_parms(): no params data found [ 55.569809][ T8109] team0: Port device team_slave_0 added [ 55.580020][ T8109] team0: Port device team_slave_1 added [ 55.588130][ T8111] team0: Port device team_slave_1 added [ 55.616172][ T8106] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.626031][ T8106] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.650804][ T8102] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.670615][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.682045][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.692931][ T8099] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.700637][ T8114] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.708409][ T8114] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.716104][ T8114] device bridge_slave_0 entered promiscuous mode [ 55.770553][ T8111] device hsr_slave_0 entered promiscuous mode [ 55.836769][ T8111] device hsr_slave_1 entered promiscuous mode [ 55.876593][ T8111] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.885789][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.897335][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.905902][ T8115] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.912992][ T8115] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.927275][ T8114] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.934341][ T8114] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.943346][ T8114] device bridge_slave_1 entered promiscuous mode [ 55.979579][ T8109] device hsr_slave_0 entered promiscuous mode [ 56.027789][ T8109] device hsr_slave_1 entered promiscuous mode [ 56.069322][ T8109] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.080368][ T8105] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.100847][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.108964][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.117627][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.126012][ T8115] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.133135][ T8115] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.141390][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.150068][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.158489][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.167325][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.176068][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.197481][ T8114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.234159][ T8114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.247963][ T8111] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 56.282937][ T8105] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.302704][ T8102] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.313254][ T8102] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.345251][ T8102] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 161.286429][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 161.293296][ C0] rcu: 0-...!: (1 GPs behind) idle=94a/1/0x4000000000000002 softirq=11184/11185 fqs=4 [ 161.303208][ C0] (t=10500 jiffies g=5929 q=348) [ 161.308224][ C0] rcu: rcu_preempt kthread starved for 10492 jiffies! g5929 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 161.319307][ C0] rcu: RCU grace-period kthread stack dump: [ 161.325179][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 161.333073][ C0] Call Trace: [ 161.336356][ C0] __schedule+0x9a0/0xcc0 [ 161.340678][ C0] schedule+0x181/0x210 [ 161.344821][ C0] schedule_timeout+0x14f/0x240 [ 161.349658][ C0] ? run_local_timers+0x120/0x120 [ 161.354670][ C0] rcu_gp_kthread+0xed8/0x1770 [ 161.359427][ C0] kthread+0x332/0x350 [ 161.363475][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 161.368570][ C0] ? kthread_blkcg+0xe0/0xe0 [ 161.373143][ C0] ret_from_fork+0x24/0x30 [ 161.377555][ C0] NMI backtrace for cpu 0 [ 161.381875][ C0] CPU: 0 PID: 8099 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 161.390086][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.400113][ C0] Call Trace: [ 161.403370][ C0] [ 161.406206][ C0] dump_stack+0x1fb/0x318 [ 161.410520][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 161.415341][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 161.421465][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 161.427502][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 161.433477][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 161.439340][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 161.444446][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 161.449625][ C0] ? trace_hardirqs_off+0x74/0x80 [ 161.454637][ C0] update_process_times+0x12d/0x180 [ 161.459834][ C0] tick_sched_timer+0x263/0x420 [ 161.464662][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 161.470180][ C0] __hrtimer_run_queues+0x403/0x840 [ 161.475381][ C0] hrtimer_interrupt+0x38c/0xda0 [ 161.480298][ C0] ? debug_smp_processor_id+0x9/0x20 [ 161.485718][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 161.491234][ C0] apic_timer_interrupt+0xf/0x20 [ 161.496140][ C0] [ 161.499051][ C0] RIP: 0010:mod_memcg_page_state+0x3d/0x190 [ 161.504915][ C0] Code: 28 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 80 3c 20 00 74 08 48 89 df e8 b6 9f 69 00 48 8b 1b <48> 85 db 0f 84 d8 00 00 00 48 c7 c0 20 96 0a 89 48 c1 e8 03 42 80 [ 161.524496][ C0] RSP: 0018:ffffc90002297ba0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 161.532881][ C0] RAX: 1ffffd400051b2e7 RBX: 0000000000000000 RCX: ffff88807f9b6540 [ 161.540823][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028d9700 [ 161.548766][ C0] RBP: ffffc90002297bc0 R08: dffffc0000000000 R09: fffffbfff120248a [ 161.556722][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: dffffc0000000000 [ 161.564666][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a0f653e8 [ 161.572687][ C0] free_thread_stack+0x168/0x590 [ 161.577620][ C0] put_task_stack+0xa3/0x130 [ 161.582261][ C0] finish_task_switch+0x3f1/0x550 [ 161.587269][ C0] __schedule+0x9a8/0xcc0 [ 161.591578][ C0] schedule+0x181/0x210 [ 161.595714][ C0] do_nanosleep+0x1d0/0x6c0 [ 161.600206][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 161.605130][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 161.610914][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 161.615997][ C0] do_syscall_64+0xf7/0x1c0 [ 161.620485][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.626357][ C0] RIP: 0033:0x458b20 [ 161.630225][ C0] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 11 fe 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 161.649818][ C0] RSP: 002b:00007ffc89ac8cd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 161.658207][ C0] RAX: ffffffffffffffda RBX: 000000000000dbb9 RCX: 0000000000458b20 [ 161.666153][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc89ac8ce0 [ 161.674099][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000002713940 [ 161.682216][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 161.690159][ C0] R13: 00007ffc89ac8d30 R14: 000000000000dbaf R15: 00007ffc89ac8d40