[ 47.871375][ T26] audit: type=1800 audit(1578448267.923:26): pid=8227 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 47.893269][ T26] audit: type=1800 audit(1578448267.923:27): pid=8227 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 47.913144][ T26] audit: type=1800 audit(1578448267.923:28): pid=8227 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. [ 48.624031][ T26] audit: type=1800 audit(1578448268.683:29): pid=8227 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.48' (ECDSA) to the list of known hosts. 2020/01/08 01:51:19 fuzzer started 2020/01/08 01:51:20 dialing manager at 10.128.0.26:35703 2020/01/08 01:51:20 syscalls: 2824 2020/01/08 01:51:20 code coverage: enabled 2020/01/08 01:51:20 comparison tracing: enabled 2020/01/08 01:51:20 extra coverage: enabled 2020/01/08 01:51:20 setuid sandbox: enabled 2020/01/08 01:51:20 namespace sandbox: enabled 2020/01/08 01:51:20 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 01:51:20 fault injection: enabled 2020/01/08 01:51:20 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 01:51:20 net packet injection: enabled 2020/01/08 01:51:20 net device setup: enabled 2020/01/08 01:51:20 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 01:51:20 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:51:21 executing program 0: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") r1 = syz_init_net_socket$ax25(0x3, 0x3, 0x0) listen(r1, 0x0) 01:51:21 executing program 1: mkdir(&(0x7f0000000340)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) mount$bpf(0x0, &(0x7f00000003c0)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000300)='bpf\x00', 0x0, &(0x7f0000000b80)={[], [{@smackfsdef={'smackfsdef', 0x3d, 'veth1_to_team\x00'}}]}) syzkaller login: [ 61.821179][ T8394] IPVS: ftp: loaded support on port[0] = 21 01:51:22 executing program 2: r0 = socket(0x11, 0x3, 0x0) getsockopt$sock_buf(r0, 0x1, 0x1c, 0x0, &(0x7f00000000c0)) [ 61.969487][ T8397] IPVS: ftp: loaded support on port[0] = 21 [ 61.988561][ T8394] chnl_net:caif_netlink_parms(): no params data found [ 62.041009][ T8394] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.049521][ T8394] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.058583][ T8394] device bridge_slave_0 entered promiscuous mode [ 62.094877][ T8394] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.101962][ T8394] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.126998][ T8394] device bridge_slave_1 entered promiscuous mode [ 62.185074][ T8394] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 01:51:22 executing program 3: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fsetxattr$security_ima(r0, &(0x7f0000000040)='security.ima\x00', &(0x7f0000000080)=@md5={0x1, "c4000000000000002000000000d1f900"}, 0xe, 0x0) open(&(0x7f00000004c0)='./bus\x00', 0x0, 0x0) [ 62.233344][ T8394] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.275247][ T8400] IPVS: ftp: loaded support on port[0] = 21 [ 62.304030][ T8397] chnl_net:caif_netlink_parms(): no params data found [ 62.320744][ T8394] team0: Port device team_slave_0 added [ 62.346270][ T8394] team0: Port device team_slave_1 added [ 62.448113][ T8394] device hsr_slave_0 entered promiscuous mode 01:51:22 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3ea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, 0x0) [ 62.495524][ T8394] device hsr_slave_1 entered promiscuous mode [ 62.567230][ T8397] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.575576][ T8397] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.595650][ T8397] device bridge_slave_0 entered promiscuous mode [ 62.623788][ T8402] IPVS: ftp: loaded support on port[0] = 21 [ 62.673722][ T8397] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.684048][ T8397] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.691996][ T8397] device bridge_slave_1 entered promiscuous mode 01:51:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_int(r2, 0x10d, 0x10, &(0x7f000079bffc), &(0x7f0000350ffc)=0x4) [ 62.756930][ T8405] IPVS: ftp: loaded support on port[0] = 21 [ 62.778780][ T8400] chnl_net:caif_netlink_parms(): no params data found [ 62.806448][ T8397] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.830506][ T8397] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.939351][ T8397] team0: Port device team_slave_0 added [ 62.958326][ T8394] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.006036][ T8400] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.013129][ T8400] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.021305][ T8400] device bridge_slave_0 entered promiscuous mode [ 63.029983][ T8397] team0: Port device team_slave_1 added [ 63.047997][ T8407] IPVS: ftp: loaded support on port[0] = 21 [ 63.048810][ T8394] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.106857][ T8400] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.114124][ T8400] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.121978][ T8400] device bridge_slave_1 entered promiscuous mode [ 63.162470][ T8394] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.216312][ T8394] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.284119][ T8400] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.294083][ T8402] chnl_net:caif_netlink_parms(): no params data found [ 63.322476][ T8400] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.395870][ T8397] device hsr_slave_0 entered promiscuous mode [ 63.444707][ T8397] device hsr_slave_1 entered promiscuous mode [ 63.494513][ T8397] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.502205][ T8397] Cannot create hsr debugfs directory [ 63.533048][ T8400] team0: Port device team_slave_0 added [ 63.569379][ T8405] chnl_net:caif_netlink_parms(): no params data found [ 63.582512][ T8400] team0: Port device team_slave_1 added [ 63.615610][ T8402] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.622668][ T8402] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.630700][ T8402] device bridge_slave_0 entered promiscuous mode [ 63.658512][ T8402] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.665713][ T8402] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.673169][ T8402] device bridge_slave_1 entered promiscuous mode [ 63.716478][ T8400] device hsr_slave_0 entered promiscuous mode [ 63.774873][ T8400] device hsr_slave_1 entered promiscuous mode [ 63.824623][ T8400] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.832205][ T8400] Cannot create hsr debugfs directory [ 63.873328][ T8405] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.881256][ T8405] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.888958][ T8405] device bridge_slave_0 entered promiscuous mode [ 63.898988][ T8405] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.906547][ T8405] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.914943][ T8405] device bridge_slave_1 entered promiscuous mode [ 63.929116][ T8402] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.954002][ T8397] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 64.011690][ T8402] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.036055][ T8402] team0: Port device team_slave_0 added [ 64.045603][ T8397] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 64.099694][ T8407] chnl_net:caif_netlink_parms(): no params data found [ 64.122193][ T8402] team0: Port device team_slave_1 added [ 64.138818][ T8397] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 64.207413][ T8397] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 64.256815][ T8405] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.269811][ T8405] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.332176][ T8405] team0: Port device team_slave_0 added [ 64.346314][ T8407] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.353419][ T8407] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.361634][ T8407] device bridge_slave_0 entered promiscuous mode [ 64.407217][ T8402] device hsr_slave_0 entered promiscuous mode [ 64.434559][ T8402] device hsr_slave_1 entered promiscuous mode [ 64.484841][ T8402] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.492461][ T8402] Cannot create hsr debugfs directory [ 64.502048][ T8405] team0: Port device team_slave_1 added [ 64.511987][ T8394] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.528856][ T8407] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.536494][ T8407] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.544017][ T8407] device bridge_slave_1 entered promiscuous mode [ 64.607430][ T8407] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.619478][ T8407] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.666983][ T8405] device hsr_slave_0 entered promiscuous mode [ 64.694782][ T8405] device hsr_slave_1 entered promiscuous mode [ 64.734399][ T8405] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.742022][ T8405] Cannot create hsr debugfs directory [ 64.753339][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.761931][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.776495][ T8400] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.816844][ T8400] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.859165][ T8400] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.909467][ T8394] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.918091][ T8407] team0: Port device team_slave_0 added [ 64.927926][ T8407] team0: Port device team_slave_1 added [ 64.941545][ T8400] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.046404][ T8407] device hsr_slave_0 entered promiscuous mode [ 65.094823][ T8407] device hsr_slave_1 entered promiscuous mode [ 65.124476][ T8407] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.132055][ T8407] Cannot create hsr debugfs directory [ 65.153344][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.162651][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.171108][ T2866] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.178283][ T2866] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.187769][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.248172][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.257270][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.266084][ T2866] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.273122][ T2866] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.280718][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.320104][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.329256][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.339711][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.352084][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.360560][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.396009][ T8402] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.427666][ T8402] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.476222][ T8394] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.486821][ T8394] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.498377][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.506800][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.515581][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.524010][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.532367][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.558035][ T8402] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.630890][ T8402] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.696783][ T8405] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 65.735876][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.743875][ T8405] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.792374][ T8405] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.847418][ T8405] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.905995][ T8400] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.916917][ T8397] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.950862][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.960466][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.968969][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.976921][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.992772][ T8400] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.012804][ T2868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.024808][ T2868] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.033096][ T2868] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.040332][ T2868] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.049913][ T2868] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.067743][ T8394] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.081177][ T8407] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 66.137097][ T8407] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 66.198047][ T8407] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 66.246897][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.255751][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.264470][ T2770] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.271629][ T2770] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.279474][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.288542][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.296330][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.310285][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.319588][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.328476][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.350470][ T8407] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 66.378168][ T8397] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.386771][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.427176][ T8400] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.438251][ T8400] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.465511][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.474092][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.483658][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.492260][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.501270][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.510001][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.518867][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.527211][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.535821][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.544488][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.552748][ T2866] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.559824][ T2866] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.568502][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.576955][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.585743][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.593537][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.601649][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.609911][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.630404][ T8394] device veth0_vlan entered promiscuous mode [ 66.644747][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.653448][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.662529][ T2770] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.669715][ T2770] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.690927][ T8405] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.707398][ T8402] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.715885][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.723306][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.733112][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.745738][ T8394] device veth1_vlan entered promiscuous mode [ 66.754740][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.762759][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.771126][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.803819][ T8405] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.813640][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.822886][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.832141][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.842158][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.850789][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.859486][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.868344][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.882506][ T8402] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.895565][ T8400] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.918595][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.929519][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.952833][ T8397] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.964050][ T8397] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.978389][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.992341][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.000714][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.010414][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.019509][ T2770] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.028230][ T2770] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.036460][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.044919][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.053177][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.062508][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.070953][ T2770] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.078378][ T2770] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.088633][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.097311][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.106273][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.114894][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.123143][ T2770] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.130486][ T2770] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.139032][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.146913][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.155023][ T2770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.168686][ T2868] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.177958][ T2868] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.187257][ T2868] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.194366][ T2868] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.203705][ T8407] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.215710][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.225865][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.269437][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 172.284300][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 172.291122][ C0] rcu: 0-...!: (10499 ticks this GP) idle=af2/1/0x4000000000000002 softirq=13167/13167 fqs=40 [ 172.301708][ C0] (t=10501 jiffies g=6581 q=147) [ 172.306752][ C0] rcu: rcu_preempt kthread starved for 10422 jiffies! g6581 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 172.317842][ C0] rcu: RCU grace-period kthread stack dump: [ 172.323716][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 172.331602][ C0] Call Trace: [ 172.334885][ C0] __schedule+0x9a0/0xcc0 [ 172.339230][ C0] schedule+0x181/0x210 [ 172.343380][ C0] schedule_timeout+0x14f/0x240 [ 172.348225][ C0] ? run_local_timers+0x120/0x120 [ 172.353245][ C0] rcu_gp_kthread+0xed8/0x1770 [ 172.358007][ C0] kthread+0x332/0x350 [ 172.362079][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 172.367178][ C0] ? kthread_blkcg+0xe0/0xe0 [ 172.371772][ C0] ret_from_fork+0x24/0x30 [ 172.376189][ C0] NMI backtrace for cpu 0 [ 172.380511][ C0] CPU: 0 PID: 8407 Comm: syz-executor.5 Not tainted 5.5.0-rc5-syzkaller #0 [ 172.389077][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.399117][ C0] Call Trace: [ 172.402386][ C0] [ 172.405232][ C0] dump_stack+0x1fb/0x318 [ 172.409555][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 172.414425][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 172.420574][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 172.426644][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 172.432616][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 172.438495][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 172.443610][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 172.448800][ C0] ? trace_hardirqs_off+0x74/0x80 [ 172.453814][ C0] update_process_times+0x12d/0x180 [ 172.459004][ C0] tick_sched_timer+0x263/0x420 [ 172.463843][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 172.469380][ C0] __hrtimer_run_queues+0x403/0x840 [ 172.474586][ C0] hrtimer_interrupt+0x38c/0xda0 [ 172.479530][ C0] ? debug_smp_processor_id+0x9/0x20 [ 172.484806][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 172.490515][ C0] apic_timer_interrupt+0xf/0x20 [ 172.495434][ C0] [ 172.498362][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x14/0x50 [ 172.504534][ C0] Code: 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 84 f4 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 [ 172.524129][ C0] RSP: 0018:ffffc90002427a20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 172.532527][ C0] RAX: ffffffff814897d3 RBX: 0000000000000000 RCX: ffff88809c45c180 [ 172.540487][ C0] RDX: 0000000000000001 RSI: 00000000fffffffc RDI: ffffea00023ee680 [ 172.548449][ C0] RBP: ffffc90002427a48 R08: 000000000003a728 R09: fffffbfff124248a [ 172.556407][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: dffffc0000000000 [ 172.564370][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888096a99938 [ 172.572342][ C0] ? mod_memcg_page_state+0x123/0x190 [ 172.577706][ C0] ? mod_memcg_page_state+0x123/0x190 [ 172.583066][ C0] free_thread_stack+0x168/0x590 [ 172.588018][ C0] put_task_stack+0xa3/0x130 [ 172.592597][ C0] finish_task_switch+0x3f1/0x550 [ 172.597614][ C0] __schedule+0x9a8/0xcc0 [ 172.601942][ C0] preempt_schedule_irq+0xc1/0x140 [ 172.607043][ C0] retint_kernel+0x1b/0x2b [ 172.611448][ C0] RIP: 0010:__fs_reclaim_acquire+0x1/0x30 [ 172.617155][ C0] Code: ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 55 ff ff ff 48 89 df e8 6f bc 08 00 e9 48 ff ff ff e8 65 62 9e ff 0f 1f 44 00 00 55 <48> 89 e5 48 c7 c7 90 e9 2f 89 31 f6 31 d2 31 c9 41 b8 01 00 00 00 [ 172.636744][ C0] RSP: 0018:ffffc90002427ca0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 172.645139][ C0] RAX: 0000000000000000 RBX: ffff88809c45c1a4 RCX: dffffc0000000000 [ 172.653096][ C0] RDX: 0000000000000000 RSI: 0000000000000dc0 RDI: 0000000000000dc0 [ 172.661057][ C0] RBP: ffffc90002427cc0 R08: ffffffff81bd45c2 R09: ffffed1012c0056a [ 172.669017][ C0] R10: ffffed1012c0056a R11: 0000000000000000 R12: ffff88821bc4e700 [ 172.676978][ C0] R13: 1ffff92000484fc2 R14: 0000000000000000 R15: 0000000000000dc0 [ 172.684965][ C0] ? alloc_empty_file+0x42/0x1b0 [ 172.689916][ C0] ? fs_reclaim_acquire+0x5f/0xd0 [ 172.694945][ C0] ? __alloc_file+0x2c/0x390 [ 172.699522][ C0] kmem_cache_alloc+0x2a/0x2e0 [ 172.704280][ C0] __alloc_file+0x2c/0x390 [ 172.708688][ C0] alloc_empty_file+0xac/0x1b0 [ 172.713446][ C0] alloc_file+0x60/0x4c0 [ 172.717680][ C0] alloc_file_pseudo+0x1d4/0x260 [ 172.722613][ C0] sock_alloc_file+0xbb/0x260 [ 172.727285][ C0] __sys_socket+0x14b/0x2e0 [ 172.731779][ C0] __x64_sys_socket+0x7a/0x90 [ 172.736447][ C0] do_syscall_64+0xf7/0x1c0 [ 172.740940][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.746820][ C0] RIP: 0033:0x45da97 [ 172.750974][ C0] Code: 00 00 00 49 89 ca b8 36 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4a 8b fb ff c3 66 0f 1f 84 00 00 00 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2d 8b fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 172.770565][ C0] RSP: 002b:00007ffd01bd4ba8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 172.778965][ C0] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000045da97 [ 172.786924][ C0] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 172.794888][ C0] RBP: 00000000004c041a R08: 0000000000000000 R09: 0000000000000008 [ 172.802864][ C0] R10: 0000000000000078 R11: 0000000000000202 R12: 0000000000000003 [ 172.811085][ C0] R13: 0000000000000000 R14: 0000000000000006 R15: 00007ffd01bd4ee0