[ 51.157609][ T23] audit: type=1800 audit(1578455629.483:27): pid=8245 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 51.157628][ T23] audit: type=1800 audit(1578455629.483:28): pid=8245 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. [ 52.249868][ T23] audit: type=1800 audit(1578455630.623:29): pid=8245 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 52.269383][ T23] audit: type=1800 audit(1578455630.633:30): pid=8245 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 '10.128.0.242' (ECDSA) to the list of known hosts. 2020/01/08 03:54:00 fuzzer started 2020/01/08 03:54:02 dialing manager at 10.128.0.26:35703 2020/01/08 03:54:02 syscalls: 2824 2020/01/08 03:54:02 code coverage: enabled 2020/01/08 03:54:02 comparison tracing: enabled 2020/01/08 03:54:02 extra coverage: enabled 2020/01/08 03:54:02 setuid sandbox: enabled 2020/01/08 03:54:02 namespace sandbox: enabled 2020/01/08 03:54:02 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:54:02 fault injection: enabled 2020/01/08 03:54:02 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:54:02 net packet injection: enabled 2020/01/08 03:54:02 net device setup: enabled 2020/01/08 03:54:02 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:54:02 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:54:03 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newlink={0x58, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_VFINFO_LIST={0x30, 0x16, [{0x2c, 0x1, [@IFLA_VF_MAC={0x28, 0x3, {0xfffffff8, @random="f570fd5f7ce7"}}]}]}, @IFLA_GROUP={0x8}]}, 0x58}}, 0x0) 03:54:03 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000240)={'syz_tun\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x2c, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_XDP={0xc, 0x2b, [@IFLA_XDP_FLAGS={0x8}]}]}, 0x2c}}, 0x0) syzkaller login: [ 64.873981][ T8409] IPVS: ftp: loaded support on port[0] = 21 [ 65.046973][ T8412] IPVS: ftp: loaded support on port[0] = 21 [ 65.067245][ T8409] chnl_net:caif_netlink_parms(): no params data found 03:54:03 executing program 2: add_key(&(0x7f0000000080)='rxrpc\x00', 0x0, &(0x7f0000000000)='g', 0x1, 0xfffffffffffffffb) [ 65.165183][ T8409] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.191590][ T8409] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.199802][ T8409] device bridge_slave_0 entered promiscuous mode [ 65.220104][ T8409] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.240543][ T8409] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.248496][ T8409] device bridge_slave_1 entered promiscuous mode [ 65.286581][ T8414] IPVS: ftp: loaded support on port[0] = 21 [ 65.319465][ T8409] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.337425][ T8412] chnl_net:caif_netlink_parms(): no params data found [ 65.350977][ T8409] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.408938][ T8409] team0: Port device team_slave_0 added [ 65.434209][ T8412] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.442139][ T8412] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.449928][ T8412] device bridge_slave_0 entered promiscuous mode 03:54:03 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000040)=[{&(0x7f0000000000)="290000005200190f00003fffffffda060200000000e80001040000040d000a00ea1100000005000000", 0x29}], 0x1) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000340)=@newlink={0x38, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, @vti={{0x8, 0x1, 'vti\x00'}, {0xc, 0x2, [@vti_common_policy=[@IFLA_VTI_LINK={0x8, 0x1, r3}]]}}}]}, 0x38}}, 0x0) recvmmsg(r0, &(0x7f0000001600)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) [ 65.458730][ T8409] team0: Port device team_slave_1 added [ 65.472552][ T8412] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.479782][ T8412] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.491110][ T8412] device bridge_slave_1 entered promiscuous mode [ 65.537900][ T8412] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.564427][ T8412] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.628903][ T8412] team0: Port device team_slave_0 added [ 65.654859][ T8412] team0: Port device team_slave_1 added 03:54:04 executing program 4: r0 = syz_open_dev$cec(0x0, 0x2, 0x2) write$P9_RXATTRCREATE(0xffffffffffffffff, 0x0, 0x0) r1 = socket$caif_stream(0x25, 0x1, 0x0) setsockopt$CAIFSO_REQ_PARAM(r1, 0x116, 0x80, 0x0, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ppp\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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) syz_genetlink_get_family_id$team(&(0x7f0000000040)='team\x00') getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000004a00)={{{@in6=@dev, @in=@local}}, {{}, 0x0, @in=@initdev}}, &(0x7f0000004b00)=0xe8) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000004b40)={{{@in6=@remote, @in6=@dev}}, {{@in=@multicast2}, 0x0, @in=@remote}}, &(0x7f0000004c40)=0xe8) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000040)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1c) r3 = socket(0x11, 0x0, 0x0) bind(r3, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r3, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000300)=0x14) sendto$packet(r2, 0x0, 0x0, 0x0, 0x0, 0x0) r4 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r4, 0x107, 0xd, &(0x7f0000000040)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1c) r5 = socket(0x11, 0x800000003, 0x0) bind(r5, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r5, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, 0x0) sendto$packet(r4, 0x0, 0x0, 0x0, &(0x7f0000000140)={0x11, 0x0, r6, 0x1, 0x0, 0x6, @link_local}, 0x14) r7 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r7, 0x107, 0xd, 0x0, 0x0) r8 = socket(0x11, 0x800000003, 0x0) getsockname$packet(r8, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000300)=0x14) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000004e80)={{{@in=@multicast1, @in=@local}}, {{@in6=@ipv4={[], [], @multicast2}}, 0x0, @in=@multicast1}}, &(0x7f0000004f80)=0xe8) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000005040)={{{@in=@empty, @in=@local}}, {{}, 0x0, @in=@empty}}, &(0x7f0000005140)=0xe8) setsockopt$packet_tx_ring(0xffffffffffffffff, 0x107, 0xd, &(0x7f0000000040)=@req3={0x10000, 0x0, 0x10000, 0x1}, 0x1c) r9 = socket$packet(0x11, 0x3, 0x300) r10 = socket(0x11, 0x800000003, 0x0) getsockname$packet(r10, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000300)=0x14) sendto$packet(r9, 0x0, 0x0, 0x0, &(0x7f0000000140)={0x11, 0x0, r11, 0x1, 0x0, 0x6, @link_local}, 0x14) r12 = socket$packet(0x11, 0x3, 0x300) r13 = socket(0x11, 0x800000003, 0x0) bind(r13, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r13, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000300)=0x14) sendto$packet(r12, 0x0, 0x0, 0x0, &(0x7f0000000140)={0x11, 0x0, r14, 0x1, 0x0, 0x6, @link_local}, 0x14) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000008b80)={&(0x7f00000077c0)=@hci, 0x80, &(0x7f0000008b00)=[{&(0x7f0000007840)=""/23, 0x17}, {&(0x7f0000007880)=""/118, 0x76}, {&(0x7f0000007900)=""/223, 0xdf}, {&(0x7f0000007a00)=""/253, 0xfd}, {&(0x7f0000007b00)=""/4096, 0x1000}], 0x5}, 0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000008bc0)={{{@in=@empty, @in=@remote}}, {{@in=@initdev}, 0x0, @in6=@initdev}}, &(0x7f0000008cc0)=0xe8) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000080)}], 0x1}, 0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, 0x0, &(0x7f0000008e80)) r15 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r15, 0x107, 0xd, &(0x7f0000000040)=@req3={0x0, 0x100000001, 0x10000, 0x1}, 0x1c) r16 = socket(0x11, 0x0, 0x0) bind(r16, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r16, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000300)=0x14) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, &(0x7f000000b3c0)) accept4(r0, &(0x7f000000b400)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f000000b480)=0x80, 0x400) sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f000000bbc0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4210}, 0xc, 0x0}, 0x4000081) pselect6(0x0, 0x0, 0x0, &(0x7f0000000140)={0xff}, 0x0, 0x0) [ 65.713114][ T8409] device hsr_slave_0 entered promiscuous mode [ 65.752328][ T8409] device hsr_slave_1 entered promiscuous mode [ 65.883059][ T8417] IPVS: ftp: loaded support on port[0] = 21 [ 65.903376][ T8412] device hsr_slave_0 entered promiscuous mode 03:54:04 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_NESTED_STATE(r2, 0x4080aebf, 0x0) setsockopt(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) [ 65.952589][ T8412] device hsr_slave_1 entered promiscuous mode [ 66.012472][ T8412] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.020386][ T8412] Cannot create hsr debugfs directory [ 66.079876][ T8419] IPVS: ftp: loaded support on port[0] = 21 [ 66.095045][ T8421] IPVS: ftp: loaded support on port[0] = 21 [ 66.140166][ T8414] chnl_net:caif_netlink_parms(): no params data found [ 66.195485][ T8409] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.225011][ T8409] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.293789][ T8409] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.383078][ T8412] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.442789][ T8409] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.498821][ T8412] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.566492][ T8414] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.574323][ T8414] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.582174][ T8414] device bridge_slave_0 entered promiscuous mode [ 66.591559][ T8414] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.598632][ T8414] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.606293][ T8414] device bridge_slave_1 entered promiscuous mode [ 66.623069][ T8412] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.682820][ T8412] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.714316][ T8414] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.727290][ T8414] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.755401][ T8414] team0: Port device team_slave_0 added [ 66.795328][ T8414] team0: Port device team_slave_1 added [ 66.804095][ T8417] chnl_net:caif_netlink_parms(): no params data found [ 66.863514][ T8414] device hsr_slave_0 entered promiscuous mode [ 66.910938][ T8414] device hsr_slave_1 entered promiscuous mode [ 66.980609][ T8414] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.980640][ T8414] Cannot create hsr debugfs directory [ 67.067802][ T8417] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.075758][ T8417] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.083835][ T8417] device bridge_slave_0 entered promiscuous mode [ 67.093140][ T8419] chnl_net:caif_netlink_parms(): no params data found [ 67.132719][ T8417] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.139789][ T8417] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.147831][ T8417] device bridge_slave_1 entered promiscuous mode [ 67.168318][ T8421] chnl_net:caif_netlink_parms(): no params data found [ 67.196638][ T8417] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.229072][ T8417] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.274879][ T8409] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.304608][ T8421] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.313750][ T8421] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.322766][ T8421] device bridge_slave_0 entered promiscuous mode [ 67.330766][ T8421] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.337794][ T8421] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.346119][ T8421] device bridge_slave_1 entered promiscuous mode [ 67.368407][ T8421] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.380047][ T8417] team0: Port device team_slave_0 added [ 67.386551][ T8419] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.393860][ T8419] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.401727][ T8419] device bridge_slave_0 entered promiscuous mode [ 67.416933][ T8409] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.429866][ T8421] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.439994][ T8417] team0: Port device team_slave_1 added [ 67.457445][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.466416][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.474901][ T8419] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.482508][ T8419] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.490026][ T8419] device bridge_slave_1 entered promiscuous mode [ 67.553177][ T8417] device hsr_slave_0 entered promiscuous mode [ 67.590856][ T8417] device hsr_slave_1 entered promiscuous mode [ 67.631097][ T8417] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.638688][ T8417] Cannot create hsr debugfs directory [ 67.655912][ T8421] team0: Port device team_slave_0 added [ 67.665445][ T8421] team0: Port device team_slave_1 added [ 67.678219][ T8419] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.693409][ T8419] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.713112][ T3421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.721646][ T3421] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.730099][ T3421] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.737317][ T3421] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.745624][ T3421] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.755335][ T8414] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.807600][ T8414] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.883893][ T8414] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.952082][ T8412] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.003982][ T8421] device hsr_slave_0 entered promiscuous mode [ 68.040775][ T8421] device hsr_slave_1 entered promiscuous mode [ 68.080615][ T8421] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.088222][ T8421] Cannot create hsr debugfs directory [ 68.096297][ T8419] team0: Port device team_slave_0 added [ 68.103760][ T8419] team0: Port device team_slave_1 added [ 68.112759][ T3421] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.121328][ T3421] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.129539][ T3421] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.136642][ T3421] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.144573][ T3421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.153566][ T8414] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.224343][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.232981][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.241846][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.280567][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.288283][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.297581][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.306179][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.314561][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.372961][ T8419] device hsr_slave_0 entered promiscuous mode [ 68.411132][ T8419] device hsr_slave_1 entered promiscuous mode [ 68.470701][ T8419] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.478271][ T8419] Cannot create hsr debugfs directory [ 68.488957][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.496672][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.504552][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.515459][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.530071][ T8412] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.542215][ T8409] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.605146][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.614455][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.623160][ T2709] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.630190][ T2709] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.637977][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.681763][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.690259][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.698892][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.706010][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.713820][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.722900][ T8417] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.784051][ T8417] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.842172][ T8417] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.872991][ T8417] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.959821][ T8414] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.969089][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.977242][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.985005][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.993611][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.002613][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.013482][ T8421] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.082948][ T8421] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.133922][ T8419] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.194034][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.202374][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.210950][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.231224][ T8421] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.291370][ T8414] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.298163][ T8419] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.355582][ T8409] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.365971][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.374500][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.383186][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.391277][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.398863][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.407352][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.415627][ T8421] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.463945][ T8412] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.471931][ T8419] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.531985][ T8419] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.577545][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.586792][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.595341][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.602435][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.611364][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.648380][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.657631][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.666097][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.675089][ T2668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.694796][ T8412] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.705231][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.714453][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.724283][ T2882] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.731381][ T2882] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.739067][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.750974][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.783453][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.792115][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.801103][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.809133][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.817779][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.825492][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.837291][ T8417] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.846023][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.857410][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.872130][ T8409] device veth0_vlan entered promiscuous mode [ 69.888029][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.909678][ T8417] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.933837][ T8414] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.948086][ T8414] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.959706][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.970977][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.979167][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.987591][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.995875][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.003410][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.011110][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.019186][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.027535][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.035700][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.043925][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.051501][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.059136][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.067402][ T8409] device veth1_vlan entered promiscuous mode [ 70.086919][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.095007][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.104178][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.113301][ T2709] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.120322][ T2709] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.128115][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.136729][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.145199][ T2709] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.152292][ T2709] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.159832][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.169051][ T2709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.196747][ T8412] device veth0_vlan entered promiscuous mode [ 70.224173][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.233777][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.243614][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.252531][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.261696][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.290391][ T8414] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.352646][ T8429] A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. [ 175.360427][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.367247][ C1] rcu: 1-...!: (10499 ticks this GP) idle=036/1/0x4000000000000002 softirq=11598/11598 fqs=0 [ 175.377851][ C1] (t=10500 jiffies g=7325 q=56) [ 175.382783][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g7325 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 175.394041][ C1] rcu: RCU grace-period kthread stack dump: [ 175.399915][ C1] rcu_preempt I28984 10 2 0x80004000 [ 175.406239][ C1] Call Trace: [ 175.409526][ C1] __schedule+0x9a0/0xcc0 [ 175.413866][ C1] schedule+0x181/0x210 [ 175.418016][ C1] schedule_timeout+0x14f/0x240 [ 175.422855][ C1] ? run_local_timers+0x120/0x120 [ 175.427873][ C1] rcu_gp_kthread+0xed8/0x1770 [ 175.432634][ C1] kthread+0x332/0x350 [ 175.436686][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 175.441785][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.446364][ C1] ret_from_fork+0x24/0x30 [ 175.450800][ C1] NMI backtrace for cpu 1 [ 175.455124][ C1] CPU: 1 PID: 2882 Comm: kworker/1:3 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.463428][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.473480][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 175.479441][ C1] Call Trace: [ 175.482712][ C1] [ 175.485552][ C1] dump_stack+0x1fb/0x318 [ 175.489874][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.494712][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.500854][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.506909][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.512881][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.518763][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.523871][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.529087][ C1] ? trace_hardirqs_off+0x74/0x80 [ 175.534122][ C1] update_process_times+0x12d/0x180 [ 175.539324][ C1] tick_sched_timer+0x263/0x420 [ 175.544198][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.549755][ C1] __hrtimer_run_queues+0x403/0x840 [ 175.554966][ C1] hrtimer_interrupt+0x38c/0xda0 [ 175.559916][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.565201][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 175.570743][ C1] apic_timer_interrupt+0xf/0x20 [ 175.575672][ C1] [ 175.578603][ C1] RIP: 0010:free_thread_stack+0x195/0x590 [ 175.584314][ C1] Code: 2e 00 74 08 4c 89 e7 e8 39 94 6a 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 1b 94 6a 00 <48> 8b 1b e9 82 ff ff ff e8 be 2b 2e 00 43 80 3c 2e 00 75 18 eb 1e [ 175.603904][ C1] RSP: 0018:ffffc9000812f8e8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.612300][ C1] RAX: 1ffff110147421d1 RBX: ffff8880a3a10e88 RCX: ffff88809ee445c0 [ 175.620277][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002362300 [ 175.628252][ C1] RBP: ffffc9000812f920 R08: dffffc0000000000 R09: fffffbfff124248a [ 175.636231][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88809fa401a0 [ 175.644197][ C1] R13: dffffc0000000000 R14: 1ffff11013f48034 R15: ffff88808fa595f8 [ 175.652182][ C1] ? free_thread_stack+0x168/0x590 [ 175.657288][ C1] put_task_stack+0xa3/0x130 [ 175.661872][ C1] finish_task_switch+0x3f1/0x550 [ 175.666892][ C1] __schedule+0x9a8/0xcc0 [ 175.671214][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.676490][ C1] schedule+0x181/0x210 [ 175.680636][ C1] schedule_preempt_disabled+0x13/0x20 [ 175.686080][ C1] mutex_optimistic_spin+0x445/0x480 [ 175.691362][ C1] __mutex_lock_common+0x2e7/0x2e10 [ 175.696546][ C1] ? rtnl_lock+0x17/0x20 [ 175.700788][ C1] ? process_one_work+0x75d/0x10d0 [ 175.705893][ C1] mutex_lock_nested+0x1b/0x30 [ 175.710643][ C1] rtnl_lock+0x17/0x20 [ 175.714736][ C1] addrconf_dad_work+0x69/0x1c30 [ 175.719706][ C1] ? rcu_read_lock_sched_held+0x10b/0x170 [ 175.725443][ C1] process_one_work+0x7ef/0x10d0 [ 175.730392][ C1] worker_thread+0xc01/0x1630 [ 175.735083][ C1] kthread+0x332/0x350 [ 175.739147][ C1] ? rcu_lock_release+0x30/0x30 [ 175.744007][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.748594][ C1] ret_from_fork+0x24/0x30