[ 42.300526][ T25] audit: type=1800 audit(1575334893.623:26): pid=8000 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.332583][ T25] audit: type=1800 audit(1575334893.623:27): pid=8000 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.382975][ T25] audit: type=1800 audit(1575334893.733:28): pid=8000 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. [ 43.114666][ T25] audit: type=1800 audit(1575334894.463:29): pid=8000 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 '10.128.15.214' (ECDSA) to the list of known hosts. 2019/12/03 01:01:45 fuzzer started 2019/12/03 01:01:46 dialing manager at 10.128.0.26:38907 2019/12/03 01:01:46 syscalls: 2697 2019/12/03 01:01:46 code coverage: enabled 2019/12/03 01:01:46 comparison tracing: enabled 2019/12/03 01:01:46 extra coverage: extra coverage is not supported by the kernel 2019/12/03 01:01:46 setuid sandbox: enabled 2019/12/03 01:01:46 namespace sandbox: enabled 2019/12/03 01:01:46 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 01:01:46 fault injection: enabled 2019/12/03 01:01:46 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 01:01:46 net packet injection: enabled 2019/12/03 01:01:46 net device setup: enabled 2019/12/03 01:01:46 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 01:01:46 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:01:47 executing program 0: 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, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) inotify_init1(0xc0800) stat(&(0x7f00000001c0)='./file0\x00', 0x0) syz_open_procfs(0x0, &(0x7f0000000180)='\x00\xdb\x8e\xf4\x00\x00\x00') getpid() r0 = add_key$user(&(0x7f00000003c0)='user\x00', &(0x7f0000000400)={'syz', 0x0}, &(0x7f00000002c0)="1975b710bdf61e81b4c8b057", 0xc, 0xfffffffffffffffe) r1 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000440)={'syz'}, &(0x7f00000000c0), 0x218, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000140)={r0, r1, r0}, &(0x7f00000000c0)=""/83, 0xfffffffffffffe4f, 0x0) 01:01:47 executing program 1: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x3f, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000280)={0x0, 0x1100000000000000}) close(r0) syzkaller login: [ 56.623768][ T8165] IPVS: ftp: loaded support on port[0] = 21 [ 56.658238][ T8167] IPVS: ftp: loaded support on port[0] = 21 01:01:48 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000fbe000)={0x2, &(0x7f0000000000)=[{0x28, 0x0, 0x0, 0xfffff034}, {0x80000006}]}, 0x10) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000001440)={0x2, 0x4e23, @multicast2}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x2600cf3d, &(0x7f0000e68000)={0x2, 0x4e23}, 0x10) [ 56.849647][ T8165] chnl_net:caif_netlink_parms(): no params data found [ 56.878060][ T8167] chnl_net:caif_netlink_parms(): no params data found [ 56.970425][ T8171] IPVS: ftp: loaded support on port[0] = 21 [ 56.998329][ T8167] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.006941][ T8167] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.015219][ T8167] device bridge_slave_0 entered promiscuous mode [ 57.026030][ T8165] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.034482][ T8165] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.042416][ T8165] device bridge_slave_0 entered promiscuous mode [ 57.050399][ T8167] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.063423][ T8167] bridge0: port 2(bridge_slave_1) entered disabled state 01:01:48 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socket$inet(0x10, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000380)={{}, {}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, {}, {}, {}, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x10080}) [ 57.071072][ T8167] device bridge_slave_1 entered promiscuous mode [ 57.116645][ T8165] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.131901][ T8165] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.146257][ T8165] device bridge_slave_1 entered promiscuous mode [ 57.166739][ T8167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.192430][ T8167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.245723][ T8167] team0: Port device team_slave_0 added [ 57.267045][ T8165] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.277901][ T8167] team0: Port device team_slave_1 added [ 57.315580][ T8165] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.339282][ T8173] IPVS: ftp: loaded support on port[0] = 21 01:01:48 executing program 4: r0 = fsopen(&(0x7f00000001c0)='devpts\x00', 0x0) fsconfig$FSCONFIG_SET_FLAG(r0, 0x0, 0x0, 0x0, 0x0) [ 57.364265][ T8167] device hsr_slave_0 entered promiscuous mode [ 57.442850][ T8167] device hsr_slave_1 entered promiscuous mode [ 57.520906][ T8175] IPVS: ftp: loaded support on port[0] = 21 [ 57.529952][ T8165] team0: Port device team_slave_0 added [ 57.538438][ T8165] team0: Port device team_slave_1 added 01:01:48 executing program 5: r0 = add_key$keyring(&(0x7f0000000980)='keyring\x00', &(0x7f00000007c0)={'syz'}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000003c0)='keyring\x00', &(0x7f0000000840)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$link(0x16, 0x0, r1) [ 57.666416][ T8165] device hsr_slave_0 entered promiscuous mode [ 57.723656][ T8165] device hsr_slave_1 entered promiscuous mode [ 57.772657][ T8165] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.802044][ T8177] IPVS: ftp: loaded support on port[0] = 21 [ 57.827963][ T8167] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.886794][ T8167] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.934041][ T8167] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.995882][ T8167] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.166557][ T8173] chnl_net:caif_netlink_parms(): no params data found [ 58.177025][ T8171] chnl_net:caif_netlink_parms(): no params data found [ 58.199162][ T8165] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.282915][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.290077][ T8171] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.297831][ T8171] device bridge_slave_0 entered promiscuous mode [ 58.306990][ T8171] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.314293][ T8171] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.321802][ T8171] device bridge_slave_1 entered promiscuous mode [ 58.329196][ T8165] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.405726][ T8165] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.458858][ T8165] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.531879][ T8171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.564454][ T8175] chnl_net:caif_netlink_parms(): no params data found [ 58.574695][ T8171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.597909][ T8171] team0: Port device team_slave_0 added [ 58.607399][ T8173] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.615097][ T8173] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.623150][ T8173] device bridge_slave_0 entered promiscuous mode [ 58.648625][ T8171] team0: Port device team_slave_1 added [ 58.670077][ T8173] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.678180][ T8173] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.686929][ T8173] device bridge_slave_1 entered promiscuous mode [ 58.720779][ T8177] chnl_net:caif_netlink_parms(): no params data found [ 58.775407][ T8171] device hsr_slave_0 entered promiscuous mode [ 58.842876][ T8171] device hsr_slave_1 entered promiscuous mode [ 58.883214][ T8171] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.901780][ T8175] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.909809][ T8175] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.917603][ T8175] device bridge_slave_0 entered promiscuous mode [ 58.928266][ T8175] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.935426][ T8175] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.943612][ T8175] device bridge_slave_1 entered promiscuous mode [ 58.967621][ T8175] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.987248][ T8173] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.999045][ T8175] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.036728][ T8173] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.049990][ T8175] team0: Port device team_slave_0 added [ 59.059805][ T8175] team0: Port device team_slave_1 added [ 59.075536][ T8171] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.124791][ T8173] team0: Port device team_slave_0 added [ 59.135760][ T8177] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.144216][ T8177] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.151787][ T8177] device bridge_slave_0 entered promiscuous mode [ 59.161307][ T8167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.177249][ T8171] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.227995][ T8171] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.297516][ T8173] team0: Port device team_slave_1 added [ 59.307896][ T8177] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.315739][ T8177] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.323813][ T8177] device bridge_slave_1 entered promiscuous mode [ 59.337416][ T8171] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.434525][ T8175] device hsr_slave_0 entered promiscuous mode [ 59.492854][ T8175] device hsr_slave_1 entered promiscuous mode [ 59.532682][ T8175] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.546895][ T8177] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.570087][ T8177] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.645380][ T8173] device hsr_slave_0 entered promiscuous mode [ 59.682952][ T8173] device hsr_slave_1 entered promiscuous mode [ 59.722630][ T8173] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.749435][ T8165] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.765721][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.774119][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.787584][ T8177] team0: Port device team_slave_0 added [ 59.794974][ T8167] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.803974][ T8177] team0: Port device team_slave_1 added [ 59.841551][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.850236][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.858188][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.867140][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.875863][ T3900] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.883063][ T3900] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.891226][ T8175] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.938027][ T8175] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.984427][ T8175] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.026610][ T8175] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.080154][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.088938][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.097743][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.106353][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.113443][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.137920][ T8165] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.176438][ T8177] device hsr_slave_0 entered promiscuous mode [ 60.222952][ T8177] device hsr_slave_1 entered promiscuous mode [ 60.272637][ T8177] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.280285][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.288762][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.300129][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.308734][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.319321][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.341606][ T8173] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.384189][ T8173] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.450447][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.459311][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.468051][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.476833][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.485455][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.492571][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.500035][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.508636][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.516909][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.523998][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.531504][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.539812][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.548212][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.556713][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.566421][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.574353][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.592825][ T8173] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.617980][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.631766][ T8173] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.698895][ T8177] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.740761][ T8171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.753260][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.761728][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.771988][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.785891][ T8177] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.868429][ T8177] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.927790][ T8177] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.974136][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.983458][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.992071][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.999691][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.007456][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.027896][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.038488][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.047218][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.055601][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.064182][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.072362][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.085345][ T8167] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.094898][ T8171] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.112393][ T8165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.142574][ T8175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.150334][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.164248][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.175941][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.183038][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.191201][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.200232][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.208830][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.215903][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.223772][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.259236][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.267310][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.276614][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.285378][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.294439][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.306240][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.314646][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.323192][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.350582][ T8171] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.376946][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.387140][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.398512][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.409592][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.420730][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.432008][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.446616][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.456014][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.499295][ T8177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.520651][ T8177] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.567437][ T8177] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.579763][ T8177] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.620677][ T8177] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.392467][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.399255][ C1] rcu: 1-...!: (10499 ticks this GP) idle=506/1/0x4000000000000002 softirq=11717/11717 fqs=9 [ 166.409724][ C1] (t=10501 jiffies g=6529 q=400) [ 166.414739][ C1] rcu: rcu_preempt kthread starved for 10478 jiffies! g6529 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.425836][ C1] rcu: RCU grace-period kthread stack dump: [ 166.431711][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.439598][ C1] Call Trace: [ 166.442881][ C1] __schedule+0x9a0/0xcc0 [ 166.447297][ C1] schedule+0x181/0x210 [ 166.451455][ C1] schedule_timeout+0x14f/0x240 [ 166.456292][ C1] ? run_local_timers+0x120/0x120 [ 166.461322][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.466083][ C1] kthread+0x332/0x350 [ 166.470135][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.475238][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.479815][ C1] ret_from_fork+0x24/0x30 [ 166.484244][ C1] NMI backtrace for cpu 1 [ 166.488562][ C1] CPU: 1 PID: 8136 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 166.495996][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.506035][ C1] Call Trace: [ 166.509302][ C1] [ 166.512156][ C1] dump_stack+0x1fb/0x318 [ 166.516477][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.521310][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.527453][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.533625][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.539595][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.545475][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.550577][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.555765][ C1] ? trace_hardirqs_off+0x74/0x80 [ 166.560774][ C1] update_process_times+0x12d/0x180 [ 166.565960][ C1] tick_sched_timer+0x263/0x420 [ 166.570796][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.576327][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.581524][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.586466][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.591743][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.597279][ C1] apic_timer_interrupt+0xf/0x20 [ 166.602195][ C1] [ 166.605123][ C1] RIP: 0010:free_thread_stack+0x18b/0x590 [ 166.610827][ C1] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 eb a3 69 00 48 8b 1b e9 82 ff ff ff e8 de 2c 2e [ 166.630436][ C1] RSP: 0018:ffffc90001b57798 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.638855][ C1] RAX: 1ffff1101311ec31 RBX: ffff8880988f6188 RCX: ffff8880a5f12200 [ 166.646819][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023283c0 [ 166.654780][ C1] RBP: ffffc90001b577d0 R08: dffffc0000000000 R09: fffffbfff120248a [ 166.662746][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880988f6220 [ 166.670706][ C1] R13: dffffc0000000000 R14: 1ffff1101311ec44 R15: ffff8880a870d5a8 [ 166.678686][ C1] ? free_thread_stack+0x168/0x590 [ 166.683787][ C1] put_task_stack+0xa3/0x130 [ 166.688365][ C1] finish_task_switch+0x3f1/0x550 [ 166.693382][ C1] __schedule+0x9a8/0xcc0 [ 166.697709][ C1] preempt_schedule_irq+0xc1/0x140 [ 166.702807][ C1] retint_kernel+0x1b/0x2b [ 166.707210][ C1] RIP: 0010:__sanitizer_cov_trace_switch+0x7a/0x100 [ 166.713805][ C1] Code: c0 1d 02 00 31 d2 66 2e 0f 1f 84 00 00 00 00 00 4c 8b 74 d6 10 65 8b 05 b0 7c 8b 7e a9 00 01 1f 00 75 6d 41 8b 82 80 13 00 00 <83> f8 03 75 61 49 8b 82 88 13 00 00 45 8b ba 84 13 00 00 49 c1 e7 [ 166.733407][ C1] RSP: 0018:ffffc90001b579e8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff02 [ 166.741840][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 166.749814][ C1] RDX: 0000000000000002 RSI: ffffffff891efc00 RDI: 0000000000000000 [ 166.757777][ C1] RBP: ffffc90001b57a50 R08: 0000000000000001 R09: ffffffff8355fb45 [ 166.765740][ C1] R10: ffff8880a5f12200 R11: 0000000000000007 R12: ffff88809b362d80 [ 166.773695][ C1] R13: ffff8880955ffb90 R14: 0000000000000002 R15: dffffc0000000000 [ 166.781841][ C1] ? tomoyo_domain_quota_is_ok+0x135/0x580 [ 166.787642][ C1] ? tomoyo_domain_quota_is_ok+0x135/0x580 [ 166.793441][ C1] tomoyo_supervisor+0x274/0x1330 [ 166.798460][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 166.803733][ C1] ? tomoyo_path_matches_pattern+0x1a8/0x280 [ 166.809713][ C1] tomoyo_path2_perm+0x74f/0x9d0 [ 166.814668][ C1] tomoyo_path_rename+0xec/0x110 [ 166.819599][ C1] security_path_rename+0x211/0x2d0 [ 166.824791][ C1] do_renameat2+0x94d/0xff0 [ 166.829300][ C1] __x64_sys_rename+0x68/0x80 [ 166.833962][ C1] do_syscall_64+0xf7/0x1c0 [ 166.838454][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.844332][ C1] RIP: 0033:0x7f91313df527 [ 166.848735][ C1] Code: 32 00 64 83 38 15 74 07 b8 ff ff ff ff 5b c3 48 89 df e8 1c c1 07 00 85 c0 75 ed 31 c0 eb d3 90 90 90 90 b8 52 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 f8 32 00 31 d2 48 29 c2 64 [ 166.868361][ C1] RSP: 002b:00007fff66de7d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 166.876773][ C1] RAX: ffffffffffffffda RBX: 00000000015081b0 RCX: 00007f91313df527 [ 166.884733][ C1] RDX: 00007f9131710e98 RSI: 00007fff66de7d80 RDI: 00007fff66de8180 [ 166.892689][ C1] RBP: 00000000015032d0 R08: 00007f9131d527a0 R09: 0000000000000001 [ 166.900644][ C1] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000001507b70 [ 166.908621][ C1] R13: 0000000001503250 R14: 00007fff66de7d80 R15: 0000000000000000