[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 48.447822][ T27] audit: type=1800 audit(1578454378.574:25): pid=8324 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 48.474853][ T27] audit: type=1800 audit(1578454378.574:26): pid=8324 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 48.528099][ T27] audit: type=1800 audit(1578454378.574:27): pid=8324 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 '10.128.0.49' (ECDSA) to the list of known hosts. 2020/01/08 03:33:08 fuzzer started 2020/01/08 03:33:10 dialing manager at 10.128.0.26:35703 2020/01/08 03:33:10 syscalls: 2824 2020/01/08 03:33:10 code coverage: enabled 2020/01/08 03:33:10 comparison tracing: enabled 2020/01/08 03:33:10 extra coverage: enabled 2020/01/08 03:33:10 setuid sandbox: enabled 2020/01/08 03:33:10 namespace sandbox: enabled 2020/01/08 03:33:10 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:33:10 fault injection: enabled 2020/01/08 03:33:10 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:33:10 net packet injection: enabled 2020/01/08 03:33:10 net device setup: enabled 2020/01/08 03:33:10 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:33:10 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:33:11 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x4}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0x7, 0x9}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xc, 0x4, 0x4, 0x1, 0x0, r0}, 0x2c) accept4$packet(0xffffffffffffffff, 0x0, &(0x7f00000000c0), 0x0) madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000001200)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) ioctl$sock_inet_tcp_SIOCOUTQ(0xffffffffffffffff, 0x5411, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r1, &(0x7f00000001c0), &(0x7f0000000080)}, 0x20) 03:33:11 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x1, 0x31, 0xffffffffffffffff, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0xa, 0x0, &(0x7f0000000000)=0x1a9) syzkaller login: [ 61.152999][ T8493] IPVS: ftp: loaded support on port[0] = 21 [ 61.321707][ T8493] chnl_net:caif_netlink_parms(): no params data found [ 61.373355][ T8496] IPVS: ftp: loaded support on port[0] = 21 [ 61.409232][ T8493] bridge0: port 1(bridge_slave_0) entered blocking state 03:33:11 executing program 2: r0 = memfd_create(&(0x7f0000000100)='\vem1\xc1\xf8\xa6\x8dN\xc0\xa3\\\xe2\xcb\xa2\xba\xe5\xf4\x97\xac#*\xff', 0x0) write(r0, &(0x7f0000000040)="0600", 0x2) write$FUSE_NOTIFY_STORE(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="79f3ff0000000500000000000000e73b0959237618c9331d9c32e1e6623dc4f629a22a29a28eb7f1439e3c767530922720b432db888f9d87a6d35cce6c5d16301bd7bd43ebdb465ea6986e8c239f10a092b95d60e53a6c1d9ee5bc8f19e742847d340ecd2c28fb612eb15741260caa9a6cecc0eab5f5f5a5677a1aaaa1303d4ca14d2a90a44747189148af9d26ec080867575945da5c571602a5a386658e30972132756239090070b8bca355a9faeb3707cd2ad8cded88606234e56ab3bd6bca647aa8ea80d4cd1e5f672f1be292b469fffffffffffffff4000000000000"], 0xe) sendfile(r0, r0, &(0x7f0000001000), 0x2000000000006) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f000001a000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f000002eff0)={0x32b, &(0x7f0000000000)=[{}]}, 0x10) [ 61.417563][ T8493] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.427230][ T8493] device bridge_slave_0 entered promiscuous mode [ 61.456428][ T8493] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.463548][ T8493] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.472864][ T8493] device bridge_slave_1 entered promiscuous mode [ 61.524389][ T8493] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.587607][ T8493] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.617083][ T8499] IPVS: ftp: loaded support on port[0] = 21 [ 61.643083][ T8496] chnl_net:caif_netlink_parms(): no params data found [ 61.662444][ T8493] team0: Port device team_slave_0 added 03:33:11 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) socket(0x840000000002, 0x3, 0xff) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080), 0x10) connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @initdev}, 0x10) write$binfmt_elf32(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="4ef27f454c460000002f006c00000000000416004410090300000000f1449c08c3bce5990000000000000076d5c4f3ef281368309c11718efa0859d9f79e4605e0da9a55"], 0x44) [ 61.687714][ T8493] team0: Port device team_slave_1 added [ 61.799244][ T8493] device hsr_slave_0 entered promiscuous mode [ 61.855360][ T8493] device hsr_slave_1 entered promiscuous mode [ 61.918618][ T8496] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.926503][ T8496] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.934554][ T8496] device bridge_slave_0 entered promiscuous mode 03:33:12 executing program 4: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x0, 0x400002172, 0xffffffffffffffff, 0x0) mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x2000, 0x3, &(0x7f0000ff9000/0x2000)=nil) getsockopt$inet_mtu(0xffffffffffffffff, 0x0, 0x1600bd7d, 0x0, &(0x7f0000000040)) io_getevents(0x0, 0x43c, 0x0, 0x0, 0x0) [ 61.962274][ T8501] IPVS: ftp: loaded support on port[0] = 21 [ 61.970204][ T8496] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.997296][ T8496] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.016765][ T8496] device bridge_slave_1 entered promiscuous mode [ 62.121746][ T8496] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.160489][ T8496] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.190491][ T8499] chnl_net:caif_netlink_parms(): no params data found [ 62.219701][ T8496] team0: Port device team_slave_0 added 03:33:12 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) poll(&(0x7f0000000100)=[{r0}], 0x1, 0x0) socket$inet6(0xa, 0x0, 0x0) [ 62.260310][ T8496] team0: Port device team_slave_1 added [ 62.267918][ T8504] IPVS: ftp: loaded support on port[0] = 21 [ 62.299950][ T8493] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.387738][ T8493] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.416809][ T8493] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.467266][ T8499] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.474395][ T8499] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.482457][ T8499] device bridge_slave_0 entered promiscuous mode [ 62.497570][ T8499] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.504849][ T8499] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.512684][ T8499] device bridge_slave_1 entered promiscuous mode [ 62.567587][ T8496] device hsr_slave_0 entered promiscuous mode [ 62.605657][ T8496] device hsr_slave_1 entered promiscuous mode [ 62.664891][ T8496] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.672686][ T8496] Cannot create hsr debugfs directory [ 62.678526][ T8493] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.783329][ T8499] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.785817][ T8506] IPVS: ftp: loaded support on port[0] = 21 [ 62.822118][ T8499] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.832372][ T8501] chnl_net:caif_netlink_parms(): no params data found [ 62.907069][ T8499] team0: Port device team_slave_0 added [ 62.913529][ T8501] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.921466][ T8501] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.930182][ T8501] device bridge_slave_0 entered promiscuous mode [ 62.955273][ T8499] team0: Port device team_slave_1 added [ 62.973447][ T8501] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.982456][ T8501] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.990990][ T8501] device bridge_slave_1 entered promiscuous mode [ 63.010364][ T8501] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.068352][ T8499] device hsr_slave_0 entered promiscuous mode [ 63.125122][ T8499] device hsr_slave_1 entered promiscuous mode [ 63.184832][ T8499] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.192551][ T8499] Cannot create hsr debugfs directory [ 63.203076][ T8501] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.215743][ T8496] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.281870][ T8496] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.309443][ T8496] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.369591][ T8496] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.462074][ T8501] team0: Port device team_slave_0 added [ 63.490644][ T8501] team0: Port device team_slave_1 added [ 63.564299][ T8506] chnl_net:caif_netlink_parms(): no params data found [ 63.585938][ T8504] chnl_net:caif_netlink_parms(): no params data found [ 63.637596][ T8501] device hsr_slave_0 entered promiscuous mode [ 63.695100][ T8501] device hsr_slave_1 entered promiscuous mode [ 63.744950][ T8501] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.752565][ T8501] Cannot create hsr debugfs directory [ 63.770990][ T8493] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.806290][ T8506] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.813383][ T8506] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.822315][ T8506] device bridge_slave_0 entered promiscuous mode [ 63.835057][ T8506] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.842250][ T8506] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.850240][ T8506] device bridge_slave_1 entered promiscuous mode [ 63.902836][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.911955][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.945962][ T8499] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 63.979146][ T8499] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.027103][ T8493] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.034950][ T8504] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.042024][ T8504] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.049829][ T8504] device bridge_slave_0 entered promiscuous mode [ 64.058251][ T8504] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.065524][ T8504] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.073311][ T8504] device bridge_slave_1 entered promiscuous mode [ 64.082031][ T8506] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.095462][ T8499] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.137518][ T8499] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.184414][ T8496] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.195903][ T8506] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.231603][ T8504] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.243873][ T8506] team0: Port device team_slave_0 added [ 64.252475][ T8506] team0: Port device team_slave_1 added [ 64.268237][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.277113][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.286042][ T3078] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.293386][ T3078] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.301512][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.311250][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.319870][ T3078] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.326962][ T3078] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.334813][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.348325][ T8504] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.384430][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.392785][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.405772][ T8496] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.421392][ T8504] team0: Port device team_slave_0 added [ 64.447408][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.457691][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.466382][ T2822] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.473573][ T2822] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.481614][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.491150][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.499625][ T2822] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.506690][ T2822] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.514151][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.523397][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.532609][ T8504] team0: Port device team_slave_1 added [ 64.596936][ T8506] device hsr_slave_0 entered promiscuous mode [ 64.645052][ T8506] device hsr_slave_1 entered promiscuous mode [ 64.684965][ T8506] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.692582][ T8506] Cannot create hsr debugfs directory [ 64.708023][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.739646][ T8501] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.807831][ T8501] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 64.866946][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.876384][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.885012][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.893480][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.903179][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.998298][ T8504] device hsr_slave_0 entered promiscuous mode [ 65.035062][ T8504] device hsr_slave_1 entered promiscuous mode [ 65.074790][ T8504] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.082388][ T8504] Cannot create hsr debugfs directory [ 65.097127][ T8501] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.130665][ T8501] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.198904][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.208139][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.217768][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.227049][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.236232][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.245331][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.254029][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.284473][ T8496] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.299502][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.311970][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.320846][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.352294][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.361746][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.371975][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.380334][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.443435][ T8504] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 65.481733][ T8499] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.489275][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.500372][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.508393][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.519650][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.529828][ T8504] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.588845][ T8504] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.658401][ T8493] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.680876][ T8504] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.747759][ T8496] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.765798][ T8499] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.780442][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.788389][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.797218][ T8506] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.836552][ T8506] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.870282][ T8506] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.953279][ T8493] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.976133][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.985516][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.993943][ T3078] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.001191][ T3078] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.009832][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.018577][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.027038][ T3078] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.034081][ T3078] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.041715][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.050955][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.058477][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.065965][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.074430][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.083307][ T8506] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 66.172099][ T8501] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.189090][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.197437][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.207085][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.215995][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.224254][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.232484][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.253293][ T8504] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.267914][ T8501] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.280600][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.289851][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.298924][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.307415][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.316235][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.324971][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.333309][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.341618][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.350089][ T3078] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.372060][ T8504] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.390327][ T8499] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.406253][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.413970][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.425020][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.433476][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.442714][ T2911] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.449818][ T2911] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.472554][ T8496] device veth0_vlan entered promiscuous mode [ 66.496676][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.504510][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.517784][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.527909][ T3079] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.535024][ T3079] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.542695][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.551404][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.560141][ T3079] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.567231][ T3079] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.574811][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.583291][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.592041][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.600228][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.608566][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.617204][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.626399][ T3079] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.633450][ T3079] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.641187][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.649790][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.659319][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.667259][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.675301][ T3079] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.689398][ T8496] device veth1_vlan entered promiscuous mode [ 66.719045][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.727296][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.739749][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.748458][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.757350][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.766102][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.774863][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.783210][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.792021][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.801900][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.810243][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.818186][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.825867][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.833520][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.842230][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.857792][ T8499] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.878036][ T8493] device veth0_vlan entered promiscuous mode [ 66.899695][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.907749][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.916310][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.923744][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.934388][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.942706][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.950965][ T2822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.969224][ T8501] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.983012][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.998529][ T8504] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.010768][ T8504] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.028128][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.037332][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.046313][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.055151][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.063713][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.072386][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.102276][ T8493] device veth1_vlan entered promiscuous mode [ 67.131945][ T8506] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.143573][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.152207][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.161398][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.170088][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.179427][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.188156][ T2824] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.196566][ T8499] device veth0_vlan entered promiscuous mode [ 67.216402][ T8504] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.245667][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.258800][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 172.274648][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 172.282082][ C1] rcu: 1-...!: (10499 ticks this GP) idle=27e/1/0x4000000000000002 softirq=12705/12705 fqs=0 [ 172.292569][ C1] (t=10500 jiffies g=6913 q=29) [ 172.297505][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g6913 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 172.308589][ C1] rcu: RCU grace-period kthread stack dump: [ 172.314495][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 172.322384][ C1] Call Trace: [ 172.325668][ C1] __schedule+0x9a0/0xcc0 [ 172.329998][ C1] schedule+0x181/0x210 [ 172.334149][ C1] schedule_timeout+0x14f/0x240 [ 172.338992][ C1] ? run_local_timers+0x120/0x120 [ 172.344294][ C1] rcu_gp_kthread+0xed8/0x1770 [ 172.349083][ C1] kthread+0x332/0x350 [ 172.353166][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 172.358287][ C1] ? kthread_blkcg+0xe0/0xe0 [ 172.362877][ C1] ret_from_fork+0x24/0x30 [ 172.367297][ C1] NMI backtrace for cpu 1 [ 172.371638][ C1] CPU: 1 PID: 8512 Comm: blkid Not tainted 5.5.0-rc5-syzkaller #0 [ 172.379422][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.389484][ C1] Call Trace: [ 172.392763][ C1] [ 172.395973][ C1] dump_stack+0x1fb/0x318 [ 172.400324][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 172.405187][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 172.411345][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 172.417411][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 172.423386][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 172.429270][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 172.434375][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 172.439572][ C1] ? trace_hardirqs_off+0x74/0x80 [ 172.444585][ C1] update_process_times+0x12d/0x180 [ 172.449790][ C1] tick_sched_timer+0x263/0x420 [ 172.454632][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 172.460165][ C1] __hrtimer_run_queues+0x403/0x840 [ 172.465370][ C1] hrtimer_interrupt+0x38c/0xda0 [ 172.470316][ C1] ? debug_smp_processor_id+0x9/0x20 [ 172.475593][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 172.481131][ C1] apic_timer_interrupt+0xf/0x20 [ 172.486050][ C1] [ 172.488979][ C1] RIP: 0010:free_thread_stack+0x151/0x590 [ 172.494688][ C1] Code: 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 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 55 94 6a 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 172.514277][ C1] RSP: 0018:ffffc900026678f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 172.522679][ C1] RAX: 1ffff11012af26a1 RBX: ffff888095793508 RCX: 0000000000000000 [ 172.530643][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000253b040 [ 172.538707][ C1] RBP: ffffc90002667928 R08: 000000000003a728 R09: ffffed1012cf7f39 [ 172.546665][ C1] R10: ffffed1012cf7f39 R11: 0000000000000000 R12: ffff8880957935a0 [ 172.554627][ C1] R13: dffffc0000000000 R14: 1ffff11012af26b4 R15: ffff8880967bf9b8 [ 172.562628][ C1] put_task_stack+0xa3/0x130 [ 172.567207][ C1] finish_task_switch+0x3f1/0x550 [ 172.572223][ C1] __schedule+0x9a8/0xcc0 [ 172.576553][ C1] ? ___preempt_schedule+0x16/0x18 [ 172.581653][ C1] preempt_schedule+0xdb/0x120 [ 172.586409][ C1] ___preempt_schedule+0x16/0x18 [ 172.591363][ C1] _raw_spin_unlock+0x3a/0x40 [ 172.596030][ C1] validate_mm+0x5e3/0x9b0 [ 172.600450][ C1] __vma_adjust+0x2280/0x2390 [ 172.605121][ C1] ? __vma_adjust+0xbe1/0x2390 [ 172.609883][ C1] ? __vma_adjust+0xae1/0x2390 [ 172.614661][ C1] __split_vma+0x356/0x490 [ 172.619095][ C1] split_vma+0x7a/0xd0 [ 172.623181][ C1] mprotect_fixup+0x6ef/0x790 [ 172.628014][ C1] ? security_file_mprotect+0xa8/0xd0 [ 172.633395][ C1] do_mprotect_pkey+0x6c2/0x8d0 [ 172.638252][ C1] __x64_sys_mprotect+0x80/0x90 [ 172.643101][ C1] do_syscall_64+0xf7/0x1c0 [ 172.647624][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.653572][ C1] RIP: 0033:0x7f1f16329447 [ 172.658000][ C1] Code: 73 01 c3 48 8d 0d 5d ad 20 00 31 d2 48 29 c2 89 11 48 83 c8 ff eb eb 90 90 90 90 90 90 90 90 90 90 90 90 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 2d ad 20 00 31 d2 48 29 c2 89 [ 172.677611][ C1] RSP: 002b:00007ffcfbec4878 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 172.686020][ C1] RAX: ffffffffffffffda RBX: 00007f1f165339d8 RCX: 00007f1f16329447 [ 172.694418][ C1] RDX: 0000000000000001 RSI: 0000000000001000 RDI: 00007f1f16532000 [ 172.702384][ C1] RBP: 00007ffcfbec4970 R08: 0000000000000001 R09: 0000000000000007 [ 172.710345][ C1] R10: 00007f1f16323a0b R11: 0000000000000206 R12: 00007f1f16313000 [ 172.718306][ C1] R13: 00007f1f16313a78 R14: 00007f1f16323a0b R15: 00007f1f16533028