[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 46.289190][ T26] audit: type=1800 audit(1578464673.435:25): pid=8252 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 46.319923][ T26] audit: type=1800 audit(1578464673.445:26): pid=8252 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 46.355012][ T26] audit: type=1800 audit(1578464673.445:27): pid=8252 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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 '10.128.0.186' (ECDSA) to the list of known hosts. 2020/01/08 06:24:44 fuzzer started 2020/01/08 06:24:46 dialing manager at 10.128.0.26:35703 2020/01/08 06:24:46 syscalls: 2824 2020/01/08 06:24:46 code coverage: enabled 2020/01/08 06:24:46 comparison tracing: enabled 2020/01/08 06:24:46 extra coverage: enabled 2020/01/08 06:24:46 setuid sandbox: enabled 2020/01/08 06:24:46 namespace sandbox: enabled 2020/01/08 06:24:46 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:24:46 fault injection: enabled 2020/01/08 06:24:46 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:24:46 net packet injection: enabled 2020/01/08 06:24:46 net device setup: enabled 2020/01/08 06:24:46 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:24:46 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:24:47 executing program 0: socketpair$unix(0x1, 0x8000000000001, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) clone(0x800, 0x0, 0x0, 0x0, 0x0) 06:24:48 executing program 1: io_setup(0x2003, 0x0) openat$audio1(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio1\x00', 0x16d922, 0x0) io_submit(0x0, 0x0, 0x0) socket$inet6(0xa, 0x0, 0x0) close(0xffffffffffffffff) open(0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)}, &(0x7f0000000180)=0x10) syzkaller login: [ 60.982144][ T8424] IPVS: ftp: loaded support on port[0] = 21 [ 61.161594][ T8424] chnl_net:caif_netlink_parms(): no params data found [ 61.165642][ T8427] IPVS: ftp: loaded support on port[0] = 21 06:24:48 executing program 2: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet6(0xa, 0x400000000001, 0x0) close(0xffffffffffffffff) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) r0 = syz_open_dev$vcsn(&(0x7f0000000300)='/dev/vcs#\x00', 0x0, 0x10001) write$RDMA_USER_CM_CMD_RESOLVE_IP(r0, &(0x7f00000003c0)={0x3, 0x40, 0xfa00, {{0xa, 0x4e23, 0x81, @remote}, {0xa, 0x4e22, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x3}}}, 0x48) getrandom(&(0x7f0000000100)=""/116, 0x74, 0x3) r1 = add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000240)={'syz'}, &(0x7f0000000680)="585ccbe4ed83b836c1a6474914dc55e72206297b6895b66147b3c7218a9169a85ea0bdc9e1587a050000000000000042e33089754c8107c3cd3923dd4a71c2ff06007b6b4816122d2550829eaa9435c99926022b8753a188748c569f435fb3bae96efb74b50ec93cb0725be6027d152f5e8e198a29e5c0d0c60000ce0637ce0000b4ec24c53d3d661ff5ff70e48884ca000018cea71fcfacf40d32e4b58a8d2725561f6110fd7b06f90b5274cc5c1e298a16324fe27da2a9d5ba9ff3c009d308", 0xc0, 0xfffffffffffffffe) r2 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f00000005c0)={'syz'}, &(0x7f0000000100)='\x00', 0x1, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000080)={r1, r1, r2}, &(0x7f0000000440)=""/243, 0xf3, &(0x7f0000000540)={&(0x7f0000000580)={'crc32c-generic\x00'}, &(0x7f0000000340)="4857fd219ec56005a883c4a0121e927ed80800000000000000327b2d1d7589eb69e11a1356ef1bb278b4", 0x2a}) r3 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$negate(0xd, r2, 0x80000000, r3) socket$inet(0x10, 0x3, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, 0x0, &(0x7f000095dffc)) [ 61.272992][ T8424] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.280866][ T8424] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.290406][ T8424] device bridge_slave_0 entered promiscuous mode [ 61.314200][ T8424] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.324329][ T8424] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.333245][ T8424] device bridge_slave_1 entered promiscuous mode [ 61.410171][ T8424] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.436310][ T8427] chnl_net:caif_netlink_parms(): no params data found [ 61.455941][ T8424] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 06:24:48 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000009740)=[{{0x0, 0x0, &(0x7f0000000000)=[{0x0}], 0x1}}], 0x400023f, 0x0, 0x0) fstatfs(r0, &(0x7f0000000000)) r1 = socket$inet6(0xa, 0x2, 0x88) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev, 0x6}, 0x1c) sendmmsg(r1, &(0x7f00000092c0), 0x4000000000002a5, 0x4008000) [ 61.507465][ T8430] IPVS: ftp: loaded support on port[0] = 21 [ 61.515671][ T8424] team0: Port device team_slave_0 added [ 61.525008][ T8424] team0: Port device team_slave_1 added [ 61.554684][ T8427] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.571598][ T8427] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.579945][ T8427] device bridge_slave_0 entered promiscuous mode [ 61.633422][ T8427] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.640513][ T8427] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.654318][ T8427] device bridge_slave_1 entered promiscuous mode 06:24:48 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000080)={@remote, 0x0, 0x0, 0x2, 0x1, 0x0, 0x0, 0x1}, 0x20) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) r1 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000080)={@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x20) [ 61.764183][ T8424] device hsr_slave_0 entered promiscuous mode [ 61.793800][ T8424] device hsr_slave_1 entered promiscuous mode [ 61.844839][ T8427] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.861637][ T8432] IPVS: ftp: loaded support on port[0] = 21 [ 61.885074][ T8427] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.986680][ T8427] team0: Port device team_slave_0 added [ 61.995368][ T8427] team0: Port device team_slave_1 added 06:24:49 executing program 5: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0x21, 0x0, &(0x7f0000000080)) [ 62.060309][ T8434] IPVS: ftp: loaded support on port[0] = 21 [ 62.184024][ T8427] device hsr_slave_0 entered promiscuous mode [ 62.222698][ T8427] device hsr_slave_1 entered promiscuous mode [ 62.291603][ T8427] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.299380][ T8427] Cannot create hsr debugfs directory [ 62.317982][ T8430] chnl_net:caif_netlink_parms(): no params data found [ 62.348086][ T8424] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.404168][ T8424] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.456385][ T8424] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.516644][ T8424] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.599539][ T8437] IPVS: ftp: loaded support on port[0] = 21 [ 62.659941][ T8432] chnl_net:caif_netlink_parms(): no params data found [ 62.687371][ T8430] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.695700][ T8430] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.705060][ T8430] device bridge_slave_0 entered promiscuous mode [ 62.715262][ T8430] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.722424][ T8430] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.730095][ T8430] device bridge_slave_1 entered promiscuous mode [ 62.779466][ T8430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.827603][ T8430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.841071][ T8432] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.849231][ T8432] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.857061][ T8432] device bridge_slave_0 entered promiscuous mode [ 62.891524][ T8432] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.898736][ T8432] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.909542][ T8432] device bridge_slave_1 entered promiscuous mode [ 62.932895][ T8427] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 62.973691][ T8434] chnl_net:caif_netlink_parms(): no params data found [ 63.007591][ T8430] team0: Port device team_slave_0 added [ 63.017854][ T8430] team0: Port device team_slave_1 added [ 63.024100][ T8427] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.074833][ T8432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.100787][ T8434] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.108228][ T8434] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.116508][ T8434] device bridge_slave_0 entered promiscuous mode [ 63.131144][ T8434] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.142494][ T8434] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.150079][ T8434] device bridge_slave_1 entered promiscuous mode [ 63.157906][ T8427] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.214402][ T8432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.254180][ T8427] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.305322][ T8432] team0: Port device team_slave_0 added [ 63.315175][ T8432] team0: Port device team_slave_1 added [ 63.329018][ T8434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.341077][ T8437] chnl_net:caif_netlink_parms(): no params data found [ 63.404432][ T8430] device hsr_slave_0 entered promiscuous mode [ 63.451938][ T8430] device hsr_slave_1 entered promiscuous mode [ 63.491627][ T8430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.499275][ T8430] Cannot create hsr debugfs directory [ 63.507014][ T8434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.541058][ T8424] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.624156][ T8432] device hsr_slave_0 entered promiscuous mode [ 63.661954][ T8432] device hsr_slave_1 entered promiscuous mode [ 63.701678][ T8432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.709289][ T8432] Cannot create hsr debugfs directory [ 63.733572][ T8434] team0: Port device team_slave_0 added [ 63.760503][ T8424] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.769957][ T8434] team0: Port device team_slave_1 added [ 63.785806][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.794835][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.808012][ T8437] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.817151][ T8437] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.825883][ T8437] device bridge_slave_0 entered promiscuous mode [ 63.858087][ T8437] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.866886][ T8437] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.875842][ T8437] device bridge_slave_1 entered promiscuous mode [ 63.891951][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.900756][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.909657][ T2768] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.916835][ T2768] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.925930][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.935037][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.944059][ T2768] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.951097][ T2768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.959281][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.968141][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.976828][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.985361][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.034000][ T8434] device hsr_slave_0 entered promiscuous mode [ 64.091914][ T8434] device hsr_slave_1 entered promiscuous mode [ 64.132333][ T8434] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.139918][ T8434] Cannot create hsr debugfs directory [ 64.172910][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.181774][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.189579][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.198768][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.221243][ T8424] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 64.233528][ T8424] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.266041][ T8437] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.276831][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.285890][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.294611][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.302971][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.312435][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.336386][ T8430] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.421969][ T8437] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.445331][ T8430] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.495902][ T8430] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.547671][ T8430] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.638444][ T8432] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.688169][ T8437] team0: Port device team_slave_0 added [ 64.696589][ T8437] team0: Port device team_slave_1 added [ 64.715702][ T8432] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 64.746434][ T8427] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.754844][ T3782] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.762423][ T3782] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.793023][ T8432] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 64.835122][ T8424] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.847694][ T8434] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.907146][ T8432] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.004294][ T8437] device hsr_slave_0 entered promiscuous mode [ 65.051885][ T8437] device hsr_slave_1 entered promiscuous mode [ 65.091996][ T8437] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.099662][ T8437] Cannot create hsr debugfs directory [ 65.113315][ T8434] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.154121][ T8434] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.199809][ T8434] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.271223][ T8427] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.297634][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.305978][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.314001][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.322706][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.347209][ T8430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.361512][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.370056][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.379045][ T2677] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.386140][ T2677] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.394142][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.403116][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.411327][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.418415][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.425937][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.434422][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.464730][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.473712][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.482494][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.490948][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.500372][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.508989][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.517382][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.526028][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.534024][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.547047][ T8427] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.567586][ T8427] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.583074][ T8430] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.595241][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.604147][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.612613][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.656345][ T8424] device veth0_vlan entered promiscuous mode [ 65.668187][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.677383][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.687329][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.694461][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.702053][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.710677][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.719628][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.726747][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.734743][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.743497][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.751103][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.759128][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.767565][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.777194][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.785261][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.793529][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.814789][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.825454][ T8424] device veth1_vlan entered promiscuous mode [ 65.838950][ T8427] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.876026][ T8437] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.911026][ T8437] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.962991][ T3782] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 65.971039][ T3782] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 65.979670][ T3782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.988476][ T3782] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.998295][ T3782] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.029887][ T8434] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.037371][ T8437] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 66.094895][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.103748][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.112466][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.120924][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.129631][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.138064][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.146302][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.154786][ T3781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.194512][ T8434] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.201354][ T8437] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 66.242682][ T8430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.279707][ T8430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.327172][ T8430] device veth0_vlan entered promiscuous mode [ 66.340330][ T8430] device veth1_vlan entered promiscuous mode [ 171.231411][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.238804][ C0] rcu: 0-...!: (10500 ticks this GP) idle=1d6/1/0x4000000000000002 softirq=11230/11230 fqs=36 [ 171.249477][ C0] (t=10500 jiffies g=6665 q=395) [ 171.255207][ C0] rcu: rcu_preempt kthread starved for 10423 jiffies! g6665 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 171.266478][ C0] rcu: RCU grace-period kthread stack dump: [ 171.272813][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 171.281185][ C0] Call Trace: [ 171.285466][ C0] __schedule+0x9a0/0xcc0 [ 171.290679][ C0] schedule+0x181/0x210 [ 171.296401][ C0] schedule_timeout+0x14f/0x240 [ 171.301264][ C0] ? run_local_timers+0x120/0x120 [ 171.306466][ C0] rcu_gp_kthread+0xed8/0x1770 [ 171.311495][ C0] kthread+0x332/0x350 [ 171.315555][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 171.321206][ C0] ? kthread_blkcg+0xe0/0xe0 [ 171.326574][ C0] ret_from_fork+0x24/0x30 [ 171.331360][ C0] NMI backtrace for cpu 0 [ 171.335770][ C0] CPU: 0 PID: 8424 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 171.344440][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.355016][ C0] Call Trace: [ 171.358302][ C0] [ 171.361150][ C0] dump_stack+0x1fb/0x318 [ 171.366085][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.371212][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.377448][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 171.383692][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 171.389779][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 171.395759][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 171.402146][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 171.407436][ C0] ? trace_hardirqs_off+0x74/0x80 [ 171.412479][ C0] update_process_times+0x12d/0x180 [ 171.418234][ C0] tick_sched_timer+0x263/0x420 [ 171.423169][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 171.429330][ C0] __hrtimer_run_queues+0x403/0x840 [ 171.434541][ C0] hrtimer_interrupt+0x38c/0xda0 [ 171.439574][ C0] ? debug_smp_processor_id+0x9/0x20 [ 171.444861][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 171.450402][ C0] apic_timer_interrupt+0xf/0x20 [ 171.455337][ C0] [ 171.458286][ C0] RIP: 0010:__memcg_kmem_uncharge+0x3b/0x1a0 [ 171.464258][ C0] Code: 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 e8 48 07 fb ff 4d 8b 3e 01 00 00 00 89 d9 d3 e0 4d 85 ff 0f 84 de 00 00 00 4c 39 3d a4 [ 171.484286][ C0] RSP: 0018:ffffc90002437b90 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 171.492689][ C0] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff88807e372300 [ 171.500695][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002783b80 [ 171.508675][ C0] RBP: ffffc90002437bc0 R08: 000000000003a728 R09: ffffed1012e5a6b1 [ 171.516915][ C0] R10: ffffed1012e5a6b1 R11: 0000000000000000 R12: ffffea0002783b80 [ 171.525192][ C0] R13: 1ffffd40004f0777 R14: ffffea0002783bb8 R15: 0000000000000000 [ 171.534498][ C0] ? free_thread_stack+0x124/0x590 [ 171.540144][ C0] free_thread_stack+0x12e/0x590 [ 171.545096][ C0] put_task_stack+0xa3/0x130 [ 171.549687][ C0] finish_task_switch+0x3f1/0x550 [ 171.555182][ C0] __schedule+0x9a8/0xcc0 [ 171.559964][ C0] schedule+0x181/0x210 [ 171.564314][ C0] do_nanosleep+0x1d0/0x6c0 [ 171.568824][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 171.574133][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 171.580048][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 171.585264][ C0] do_syscall_64+0xf7/0x1c0 [ 171.590319][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.596688][ C0] RIP: 0033:0x4593f0 [ 171.600601][ C0] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 41 f5 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 171.620437][ C0] RSP: 002b:00007ffeea4973f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 171.628946][ C0] RAX: ffffffffffffffda RBX: 0000000000010279 RCX: 00000000004593f0 [ 171.637027][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffeea497400 [ 171.645016][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 000000000198a940 [ 171.653002][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 171.660974][ C0] R13: 00007ffeea497450 R14: 000000000001026b R15: 00007ffeea497460