[ 52.001233][ T26] audit: type=1800 audit(1575405784.193:25): pid=8311 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 52.020087][ T26] audit: type=1800 audit(1575405784.193:26): pid=8311 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 52.067113][ T26] audit: type=1800 audit(1575405784.193:27): pid=8311 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 52.094436][ T26] audit: type=1800 audit(1575405784.193:28): pid=8311 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts. 2019/12/03 20:43:16 fuzzer started 2019/12/03 20:43:17 dialing manager at 10.128.0.26:42111 2019/12/03 20:43:17 syscalls: 2689 2019/12/03 20:43:17 code coverage: enabled 2019/12/03 20:43:17 comparison tracing: enabled 2019/12/03 20:43:17 extra coverage: extra coverage is not supported by the kernel 2019/12/03 20:43:17 setuid sandbox: enabled 2019/12/03 20:43:17 namespace sandbox: enabled 2019/12/03 20:43:17 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 20:43:17 fault injection: enabled 2019/12/03 20:43:17 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 20:43:17 net packet injection: enabled 2019/12/03 20:43:17 net device setup: enabled 2019/12/03 20:43:17 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 20:43:17 devlink PCI setup: PCI device 0000:00:10.0 is not available 20:43:18 executing program 0: syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='gid_map\x00') syz_open_procfs(0x0, &(0x7f00000000c0)='fd/3\x00\x02\x17\x87:\xf4\x03\xdfc\x88,5I\xd7^\xb5D\xf7\xd7\xdb,(\xd5\x00\xc2\x06MG\xcd\xe9w\xe5s\x02\xf2\xea\xb6\xabsp\x12xT8\x01\x00\xd4S\xd8F\xab.x|\x8b\x87\xb0\xa2\xf5Y>\xb1 p\x998(\xe63\xcf\x7f\xac\x89F\x03n\x96\x15zsw\x98\xca\xcb3\xb6M=h\x01i.\xa3\xda}\x190~\xe7d6\xa5\x17\xb3\xe9\xd9QV\x0f\xf3\x02\xd6\xc1\xc3n\xcd*R\x9a\x95\x12\x05K\xa0<\xc9\xe3\xed\xab\xc9\x8bK\xb3\x86\xe2\x93f\x92iKA|e\x97k :,J36\x11\xf0\x99\x96\xb7]\xfd\xe3\v\xd8\x98\xc5o\xc6\xde\x80\xf7_\xc9\x8f\xaf\xf9\xd5\xb7ui\xea\xde\xd0\xeb\xd9\xf5_\v\xe2*\xa3\xf4\xab?n\xcb\x19i\x80\x91\xd2\xf6\x14\xfe!!0\x84L\x86\x81\x95,B\x11\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xab*[\xa5\xb217\x93\xf3\x88\x92\xa6\xde\x11\xa2-J\x9d\xc9\xb2\x97\xa3\x88v\x9eR\x155\xc7N!\xdb\"8\xc8I\xb9c\xed\xa7!\t\x85s\xb1\xa5\xa7R2Yf\x1c\xf8\xc2z>\xb1\x9c\x02a\x87\xe9\xb8\xf8\xdcv\xb6\xe4\xa6\n\x0e\x83lM7\xcc?\xea\x19\x99\xce\x1c\x10\xd2lQ(\xc7\xe9\xef\xd2Q\vY\xf58\x10|8}uE\xaf\xb4w;\xbc\xe4\x01\xd8\xf2\xf9u\xc1Dt\'\x84\xb5\xa4\x83\xeft\xfc\xf3\xdd\x87V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) 20:43:18 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'aead\x00', 0x0, 0x0, 'pcrypt(gcm_base(ctr(aes-aesni),ghash-generic))\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000012c0)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) syzkaller login: [ 66.494342][ T8476] IPVS: ftp: loaded support on port[0] = 21 20:43:18 executing program 2: 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) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f00000001c0)=0x4000000) [ 66.641752][ T8478] IPVS: ftp: loaded support on port[0] = 21 [ 66.703674][ T8476] chnl_net:caif_netlink_parms(): no params data found [ 66.761127][ T8481] IPVS: ftp: loaded support on port[0] = 21 [ 66.815256][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.824700][ T8476] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.833212][ T8476] device bridge_slave_0 entered promiscuous mode 20:43:19 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x83, &(0x7f0000000100), 0x8) [ 66.876691][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.883814][ T8476] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.893276][ T8476] device bridge_slave_1 entered promiscuous mode [ 66.962110][ T8478] chnl_net:caif_netlink_parms(): no params data found [ 66.992927][ T8476] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.027307][ T8476] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.075870][ T8484] IPVS: ftp: loaded support on port[0] = 21 [ 67.081600][ T8476] team0: Port device team_slave_0 added [ 67.099039][ T8481] chnl_net:caif_netlink_parms(): no params data found [ 67.113130][ T8476] team0: Port device team_slave_1 added [ 67.131827][ T8478] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.139952][ T8478] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.150046][ T8478] device bridge_slave_0 entered promiscuous mode [ 67.170251][ T8478] bridge0: port 2(bridge_slave_1) entered blocking state 20:43:19 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000240)='tmpfs\x00', 0x0, 0x0) mount(0x0, &(0x7f00000001c0)='./file0\x00', 0x0, 0x104000, 0x0) [ 67.196152][ T8478] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.203704][ T8478] device bridge_slave_1 entered promiscuous mode [ 67.268709][ T8476] device hsr_slave_0 entered promiscuous mode [ 67.306194][ T8476] device hsr_slave_1 entered promiscuous mode 20:43:19 executing program 5: syz_mount_image$hfsplus(&(0x7f0000000000)='hfsplus\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)={[{@umask={'umask', 0x3d, 0x8000000000000}}]}) [ 67.443258][ T8481] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.451662][ T8481] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.462600][ T8481] device bridge_slave_0 entered promiscuous mode [ 67.471783][ T8478] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.495087][ T8487] IPVS: ftp: loaded support on port[0] = 21 [ 67.501402][ T8476] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.550268][ T8476] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.597157][ T8481] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.604261][ T8481] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.612330][ T8481] device bridge_slave_1 entered promiscuous mode [ 67.624927][ T8478] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.648628][ T8476] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.699754][ T8478] team0: Port device team_slave_0 added [ 67.708882][ T8481] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.719252][ T8489] IPVS: ftp: loaded support on port[0] = 21 [ 67.733356][ T8476] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.785029][ T8478] team0: Port device team_slave_1 added [ 67.792167][ T8481] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.909104][ T8478] device hsr_slave_0 entered promiscuous mode [ 67.946357][ T8478] device hsr_slave_1 entered promiscuous mode [ 67.986105][ T8478] debugfs: Directory 'hsr0' with parent '/' already present! [ 68.006338][ T8481] team0: Port device team_slave_0 added [ 68.013848][ T8481] team0: Port device team_slave_1 added [ 68.032945][ T8484] chnl_net:caif_netlink_parms(): no params data found [ 68.108299][ T8481] device hsr_slave_0 entered promiscuous mode [ 68.157207][ T8481] device hsr_slave_1 entered promiscuous mode [ 68.205952][ T8481] debugfs: Directory 'hsr0' with parent '/' already present! [ 68.295656][ T8478] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.352275][ T8487] chnl_net:caif_netlink_parms(): no params data found [ 68.361788][ T8484] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.369650][ T8484] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.377501][ T8484] device bridge_slave_0 entered promiscuous mode [ 68.384601][ T8478] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.429124][ T8478] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.491743][ T8478] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.548300][ T8489] chnl_net:caif_netlink_parms(): no params data found [ 68.562562][ T8484] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.570762][ T8484] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.580155][ T8484] device bridge_slave_1 entered promiscuous mode [ 68.603345][ T8484] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.640265][ T8481] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.711286][ T8481] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.759114][ T8484] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.778861][ T8489] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.786717][ T8489] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.794418][ T8489] device bridge_slave_0 entered promiscuous mode [ 68.810643][ T8481] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.861689][ T8481] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.924536][ T8489] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.931931][ T8489] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.939958][ T8489] device bridge_slave_1 entered promiscuous mode [ 68.961900][ T8484] team0: Port device team_slave_0 added [ 68.975631][ T8484] team0: Port device team_slave_1 added [ 69.049147][ T8484] device hsr_slave_0 entered promiscuous mode [ 69.086464][ T8484] device hsr_slave_1 entered promiscuous mode [ 69.126520][ T8484] debugfs: Directory 'hsr0' with parent '/' already present! [ 69.134242][ T8487] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.141608][ T8487] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.149777][ T8487] device bridge_slave_0 entered promiscuous mode [ 69.160624][ T8489] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.176012][ T8489] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.193881][ T8487] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.202007][ T8487] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.210005][ T8487] device bridge_slave_1 entered promiscuous mode [ 69.233509][ T8489] team0: Port device team_slave_0 added [ 69.241066][ T8489] team0: Port device team_slave_1 added [ 69.264463][ T8476] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.280354][ T8487] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.293943][ T8487] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.358396][ T8489] device hsr_slave_0 entered promiscuous mode [ 69.416543][ T8489] device hsr_slave_1 entered promiscuous mode [ 69.476079][ T8489] debugfs: Directory 'hsr0' with parent '/' already present! [ 69.489560][ T8476] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.509644][ T8487] team0: Port device team_slave_0 added [ 69.527149][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.535456][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.544185][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.552792][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.561741][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.569005][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.578754][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.594448][ T8484] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.651480][ T8484] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.728186][ T8484] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.778324][ T8487] team0: Port device team_slave_1 added [ 69.784126][ T8484] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.867704][ T3457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.877642][ T3457] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.886345][ T3457] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.893407][ T3457] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.901373][ T3457] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.919268][ T8489] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.978564][ T8489] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 70.022577][ T8489] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 70.058863][ T8489] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 70.108199][ T1091] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.121925][ T8481] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.161130][ T8487] device hsr_slave_0 entered promiscuous mode [ 70.216498][ T8487] device hsr_slave_1 entered promiscuous mode [ 70.266010][ T8487] debugfs: Directory 'hsr0' with parent '/' already present! [ 70.294490][ T1091] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.303438][ T1091] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.312630][ T1091] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.366392][ T8481] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.374115][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.383406][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.392061][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.400533][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.409067][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.416956][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.429832][ T8478] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.440936][ T8476] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.452616][ T8476] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.461496][ T8487] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.504747][ T8487] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.569411][ T8487] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.618973][ T8487] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.687972][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.697628][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.706350][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.714896][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.724100][ T8494] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.732159][ T8494] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.740362][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.750643][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.759115][ T8494] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.766700][ T8494] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.774304][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.785527][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.804583][ T1091] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.813979][ T1091] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.823453][ T1091] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.832847][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.861705][ T8490] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.872525][ T8490] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.881396][ T8490] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.890636][ T8490] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.903999][ T8478] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.923527][ T8476] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.947052][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.954527][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.963360][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.972441][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.981701][ T8494] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.988817][ T8494] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.996740][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.005308][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.015731][ T8494] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.023044][ T8494] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.031157][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.039713][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.048140][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.056635][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.064922][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.092992][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.102624][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.130299][ T8489] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.139672][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.153053][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.164808][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.174930][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.203558][ T8484] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.219041][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.228901][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.237369][ T8494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.256791][ T3457] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.264369][ T3457] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.291847][ T26] kauditd_printk_skb: 2 callbacks suppressed [ 71.291857][ T26] audit: type=1326 audit(1575405803.483:31): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=_ pid=8497 comm="syz-executor.0" exe="/root/syz-executor.0" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45d4ba code=0x0 [ 71.329561][ T8489] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.352123][ T8478] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.370642][ T8478] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.404873][ T8478] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.433777][ T8484] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.481658][ T8484] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.498128][ T8484] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.537006][ T8484] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.088551][ T26] audit: type=1326 audit(1575405804.283:32): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=_ pid=8497 comm="syz-executor.0" exe="/root/syz-executor.0" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45d4ba code=0x0 [ 176.445777][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 176.452792][ C0] rcu: 0-...!: (1 GPs behind) idle=f76/1/0x4000000000000002 softirq=13230/13236 fqs=32 [ 176.462922][ C0] (t=10500 jiffies g=7325 q=588) [ 176.467947][ C0] rcu: rcu_preempt kthread starved for 10434 jiffies! g7325 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 176.479027][ C0] rcu: RCU grace-period kthread stack dump: [ 176.484905][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 176.492878][ C0] Call Trace: [ 176.496163][ C0] __schedule+0x9a0/0xcc0 [ 176.500499][ C0] schedule+0x181/0x210 [ 176.504643][ C0] schedule_timeout+0x14f/0x240 [ 176.509481][ C0] ? run_local_timers+0x120/0x120 [ 176.514506][ C0] rcu_gp_kthread+0xed8/0x1770 [ 176.519268][ C0] kthread+0x332/0x350 [ 176.523330][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 176.528434][ C0] ? kthread_blkcg+0xe0/0xe0 [ 176.533009][ C0] ret_from_fork+0x24/0x30 [ 176.537428][ C0] NMI backtrace for cpu 0 [ 176.541744][ C0] CPU: 0 PID: 8499 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 176.549957][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.560003][ C0] Call Trace: [ 176.563273][ C0] [ 176.566111][ C0] dump_stack+0x1fb/0x318 [ 176.570430][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 176.575329][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 176.581469][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 176.587896][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 176.593979][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 176.599880][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 176.605012][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 176.610222][ C0] ? trace_hardirqs_off+0x74/0x80 [ 176.615241][ C0] update_process_times+0x12d/0x180 [ 176.620431][ C0] tick_sched_timer+0x263/0x420 [ 176.625358][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.630891][ C0] __hrtimer_run_queues+0x403/0x840 [ 176.636093][ C0] hrtimer_interrupt+0x38c/0xda0 [ 176.641041][ C0] ? debug_smp_processor_id+0x9/0x20 [ 176.646317][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 176.651856][ C0] apic_timer_interrupt+0xf/0x20 [ 176.656775][ C0] [ 176.659701][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x31/0x50 [ 176.665840][ C0] Code: 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 <48> 8d 7e 01 8b 89 84 13 00 00 48 39 cf 73 08 48 89 44 f2 08 48 89 [ 176.685430][ C0] RSP: 0018:ffffc900029c7ad0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.693835][ C0] RAX: ffffffff81486ea4 RBX: ffffea0002356740 RCX: ffff8880905c8040 [ 176.701795][ C0] RDX: ffffc90001e39000 RSI: 000000000003ffff RDI: 0000000000040000 [ 176.709751][ C0] RBP: ffffc900029c7b10 R08: 000000000003a768 R09: ffffed10150e872f [ 176.717707][ C0] R10: ffffed10150e872f R11: 0000000000000000 R12: ffff88808c80b0a0 [ 176.727054][ C0] R13: dffffc0000000000 R14: 1ffff11011901614 R15: ffff8880a8743968 [ 176.735113][ C0] ? free_thread_stack+0x124/0x590 [ 176.740232][ C0] ? free_thread_stack+0x124/0x590 [ 176.745333][ C0] put_task_stack+0xa3/0x130 [ 176.749925][ C0] finish_task_switch+0x3f1/0x550 [ 176.754952][ C0] __schedule+0x9a8/0xcc0 [ 176.759284][ C0] ? ___preempt_schedule+0x16/0x18 [ 176.764380][ C0] preempt_schedule+0xdb/0x120 [ 176.769133][ C0] ___preempt_schedule+0x16/0x18 [ 176.774066][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 176.779689][ C0] __wake_up+0xe1/0x150 [ 176.783836][ C0] audit_log_end+0x199/0x230 [ 176.788412][ C0] audit_seccomp+0x1aa/0x1e0 [ 176.793005][ C0] seccomp_log+0x21a/0x230 [ 176.797411][ C0] __secure_computing+0x280/0x330 [ 176.802520][ C0] syscall_trace_enter+0x524/0x8f0 [ 176.807628][ C0] do_syscall_64+0xa2/0x1c0 [ 176.812123][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.818100][ C0] RIP: 0033:0x45d4ba [ 176.821980][ C0] Code: 25 18 00 00 00 00 74 01 f0 48 0f b1 3d 8f b4 61 00 48 39 c2 75 da f3 c3 0f 1f 84 00 00 00 00 00 48 63 ff b8 e4 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 f3 c3 0f 1f 40 00 48 c7 c2 d4 ff ff ff f7 [ 176.841653][ C0] RSP: 002b:00007f26e3a20c58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e4 [ 176.850483][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045d4ba [ 176.858442][ C0] RDX: 0000000000000042 RSI: 00007f26e3a20c60 RDI: 0000000000000001 [ 176.866401][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 176.874360][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 176.882317][ C0] R13: 00000000004c88ab R14: 00000000004dfe00 R15: 00000000ffffffff