[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 33.747019][ T26] audit: type=1800 audit(1571032909.823:25): pid=6966 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2447 res=0 [ 33.766882][ T26] audit: type=1800 audit(1571032909.823:26): pid=6966 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2490 res=0 [ 33.787049][ T26] audit: type=1800 audit(1571032909.823:27): pid=6966 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 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 '10.128.10.17' (ECDSA) to the list of known hosts. 2019/10/14 06:01:59 fuzzer started 2019/10/14 06:02:00 dialing manager at 10.128.0.105:40973 2019/10/14 06:02:00 syscalls: 2523 2019/10/14 06:02:00 code coverage: enabled 2019/10/14 06:02:00 comparison tracing: enabled 2019/10/14 06:02:00 extra coverage: extra coverage is not supported by the kernel 2019/10/14 06:02:00 setuid sandbox: enabled 2019/10/14 06:02:00 namespace sandbox: enabled 2019/10/14 06:02:00 Android sandbox: /sys/fs/selinux/policy does not exist 2019/10/14 06:02:00 fault injection: enabled 2019/10/14 06:02:00 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/10/14 06:02:00 net packet injection: enabled 2019/10/14 06:02:00 net device setup: enabled 2019/10/14 06:02:00 concurrency sanitizer: enabled 06:02:05 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket(0x10, 0x2, 0x0) recvmmsg(r1, &(0x7f0000006080), 0x3ea818461ad51e9, 0x0, 0x0) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) r4 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r4, 0x4, 0x46000) io_setup(0x2344, &(0x7f0000000100)=0x0) io_submit(r5, 0x732, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x80000000000000, 0x1, 0x0, r4, &(0x7f0000000000), 0x377140be6b5ef4c7}]) syzkaller login: [ 49.183626][ T7134] IPVS: ftp: loaded support on port[0] = 21 06:02:05 executing program 1: clone(0x20002100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socket$inet_dccp(0x2, 0x6, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0xe, 0x16, &(0x7f0000000240)=ANY=[@ANYBLOB="61124c00000000006113500000000000bf2000000000000007000000080000003d0301000000000095000000000000006926000000000000bf67000000000000150600000fff07003506000002000000070600000ee60000bf050000000000001f650000000000006507000002000000270700004c0000001f75000000000000bf54000000000000070400000400f9ffad43010000000000950000000000000005000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000040), 0x1f1}, 0x48) exit(0x0) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000640), 0x4) pipe(&(0x7f0000000100)) pipe(0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) r0 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @local}, 0x1c) getsockopt$inet6_udp_int(r0, 0x11, 0x0, &(0x7f0000000740), &(0x7f0000000800)=0x4) unlinkat(0xffffffffffffffff, 0x0, 0x4283d5f057c030c) sendmsg$IPVS_CMD_NEW_DAEMON(0xffffffffffffffff, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780), 0x1, 0x0, 0x0, 0x800}, 0x0) [ 49.271534][ T7134] chnl_net:caif_netlink_parms(): no params data found [ 49.324476][ T7134] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.339234][ T7134] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.348627][ T7134] device bridge_slave_0 entered promiscuous mode [ 49.369756][ T7134] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.376917][ T7134] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.400765][ T7134] device bridge_slave_1 entered promiscuous mode [ 49.442146][ T7134] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.470156][ T7134] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.512495][ T7134] team0: Port device team_slave_0 added [ 49.519785][ T7134] team0: Port device team_slave_1 added 06:02:05 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x6, 0x4, 0x4, 0x9}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r0, &(0x7f0000000280), &(0x7f0000000200), 0x1}, 0x20) [ 49.582392][ T7134] device hsr_slave_0 entered promiscuous mode [ 49.648827][ T7134] device hsr_slave_1 entered promiscuous mode [ 49.695431][ T7134] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.702619][ T7134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.710026][ T7134] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.717083][ T7134] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.768291][ T7137] IPVS: ftp: loaded support on port[0] = 21 [ 49.885647][ T7134] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.917368][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 06:02:06 executing program 3: r0 = syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) accept$nfc_llcp(r0, 0x0, 0x0) [ 49.950625][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.969375][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.982000][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 50.016832][ T7134] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.050027][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.052888][ T7140] IPVS: ftp: loaded support on port[0] = 21 [ 50.069900][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.077043][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.160601][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.169685][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.176728][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.214253][ T7137] chnl_net:caif_netlink_parms(): no params data found [ 50.333254][ T7137] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.342215][ T7137] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.351494][ T7137] device bridge_slave_0 entered promiscuous mode [ 50.360015][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.368888][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.378084][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.387182][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.401677][ T7134] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 50.412849][ T7134] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network 06:02:06 executing program 4: r0 = add_key$keyring(&(0x7f00000002c0)='keyring\x00', &(0x7f00000003c0)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffd) add_key(&(0x7f0000000280)='asymmetric\x00', 0x0, &(0x7f0000000340)="04", 0x2, r0) [ 50.434058][ T7145] IPVS: ftp: loaded support on port[0] = 21 [ 50.440153][ T7137] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.448147][ T7137] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.479798][ T7137] device bridge_slave_1 entered promiscuous mode [ 50.488240][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.509722][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.519376][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.528321][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.559517][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.610225][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.677999][ T7137] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.709202][ T7134] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.726517][ T7137] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.750639][ T7140] chnl_net:caif_netlink_parms(): no params data found 06:02:06 executing program 5: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x8}}, 0x0, 0x0, 0xffffffffffffffff, 0x951e88280841207a) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x6000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x200000000000df8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 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, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x80000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) syz_open_dev$evdev(&(0x7f0000000180)='/dev/input/event#\x00', 0xffff, 0x0) r2 = socket$inet(0x10, 0x0, 0x0) sendmsg(r2, 0x0, 0x0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000100)=0x4) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x10, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000100)=0x4) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000000000)) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) close(r5) dup3(r5, 0xffffffffffffffff, 0x0) openat$dsp(0xffffffffffffff9c, 0x0, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, 0x0, &(0x7f0000000100)) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) [ 50.873792][ T7137] team0: Port device team_slave_0 added [ 50.941780][ T7150] IPVS: ftp: loaded support on port[0] = 21 [ 50.966060][ T7137] team0: Port device team_slave_1 added [ 50.981892][ T7140] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.989756][ T7140] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.998185][ T7140] device bridge_slave_0 entered promiscuous mode [ 51.012472][ T7140] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.021998][ T7140] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.030677][ T7140] device bridge_slave_1 entered promiscuous mode [ 51.252938][ T7140] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.262504][ T7145] chnl_net:caif_netlink_parms(): no params data found [ 51.355046][ T7137] device hsr_slave_0 entered promiscuous mode [ 51.408714][ T7137] device hsr_slave_1 entered promiscuous mode [ 51.448538][ T7137] debugfs: Directory 'hsr0' with parent '/' already present! [ 51.463933][ T7140] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.502706][ T7161] IPVS: ftp: loaded support on port[0] = 21 [ 51.530299][ T7140] team0: Port device team_slave_0 added [ 51.536984][ T7140] team0: Port device team_slave_1 added [ 51.570815][ T7145] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.578001][ T7145] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.585990][ T7145] device bridge_slave_0 entered promiscuous mode [ 51.610294][ T7145] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.617443][ T7145] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.625405][ T7145] device bridge_slave_1 entered promiscuous mode [ 51.701583][ T7140] device hsr_slave_0 entered promiscuous mode [ 51.749216][ T7140] device hsr_slave_1 entered promiscuous mode [ 51.788499][ T7140] debugfs: Directory 'hsr0' with parent '/' already present! [ 51.840999][ T7145] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.866149][ T7145] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.909687][ T7140] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.918646][ T7137] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.938188][ T7150] chnl_net:caif_netlink_parms(): no params data found [ 51.954326][ T7145] team0: Port device team_slave_0 added 06:02:08 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket(0x10, 0x2, 0x0) recvmmsg(r1, &(0x7f0000006080), 0x3ea818461ad51e9, 0x0, 0x0) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) r4 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r4, 0x4, 0x46000) io_setup(0x2344, &(0x7f0000000100)=0x0) io_submit(r5, 0x732, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x80000000000000, 0x1, 0x0, r4, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 51.983135][ T7137] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.995696][ T7145] team0: Port device team_slave_1 added [ 52.007776][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.033169][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.111436][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.120251][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.129456][ T7139] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.136491][ T7139] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.144829][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.153644][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.162365][ T7139] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.169409][ T7139] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.192353][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.202105][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.271660][ T7145] device hsr_slave_0 entered promiscuous mode [ 52.331330][ T7145] device hsr_slave_1 entered promiscuous mode [ 52.388753][ T7145] debugfs: Directory 'hsr0' with parent '/' already present! [ 52.460038][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.471289][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.486376][ T7140] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.526756][ T7150] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.534055][ T7150] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.542292][ T7150] device bridge_slave_0 entered promiscuous mode [ 52.549991][ T7150] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.557051][ T7150] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.565841][ T7150] device bridge_slave_1 entered promiscuous mode [ 52.585471][ T7161] chnl_net:caif_netlink_parms(): no params data found [ 52.624895][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.633762][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.642591][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.649662][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.657505][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.666622][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.675196][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.683624][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.690678][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.700614][ T7150] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.715526][ T7137] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.726336][ T7137] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.746847][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.754931][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.763906][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.772946][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.781949][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.791176][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.800106][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.809026][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.817668][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.827850][ T7150] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.858632][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.866879][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.876119][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.894113][ T7137] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.915399][ T7140] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.926517][ T7140] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.944622][ T7161] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.954221][ T7161] bridge0: port 1(bridge_slave_0) entered disabled state 06:02:09 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket(0x10, 0x2, 0x0) recvmmsg(r1, &(0x7f0000006080), 0x3ea818461ad51e9, 0x0, 0x0) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) r4 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r4, 0x4, 0x46000) io_setup(0x2344, &(0x7f0000000100)=0x0) io_submit(r5, 0x732, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x80000000000000, 0x1, 0x0, r4, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 52.962490][ T7161] device bridge_slave_0 entered promiscuous mode [ 52.970211][ T7161] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.977252][ T7161] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.991939][ T7161] device bridge_slave_1 entered promiscuous mode [ 53.019304][ T7150] team0: Port device team_slave_0 added [ 53.025858][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.035479][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.056177][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.065680][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.074904][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.084410][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.093081][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.102194][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.111197][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.119935][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.128261][ T7139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.151144][ T7145] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.164103][ T7150] team0: Port device team_slave_1 added [ 53.241569][ T7161] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.307473][ T7161] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.353170][ T2509] ================================================================== [ 53.361294][ T2509] BUG: KCSAN: data-race in blk_mq_sched_dispatch_requests / blk_mq_sched_dispatch_requests [ 53.371251][ T2509] [ 53.373569][ T2509] write to 0xffff888129a99150 of 8 bytes by task 7180 on cpu 0: [ 53.376675][ T7161] team0: Port device team_slave_0 added [ 53.381194][ T2509] blk_mq_sched_dispatch_requests+0x118/0x380 [ 53.381211][ T2509] __blk_mq_run_hw_queue+0xb7/0x160 [ 53.381227][ T2509] __blk_mq_delay_run_hw_queue+0x31b/0x3a0 [ 53.381243][ T2509] blk_mq_run_hw_queue+0x103/0x1c0 [ 53.381256][ T2509] blk_mq_sched_insert_requests+0x1ca/0x2e0 [ 53.381269][ T2509] blk_mq_flush_plug_list+0x572/0x6c0 [ 53.381280][ T2509] blk_flush_plug_list+0x271/0x2a0 [ 53.381303][ T2509] blk_mq_make_request+0x65e/0xf40 [ 53.393384][ T7161] team0: Port device team_slave_1 added [ 53.398057][ T2509] generic_make_request+0x196/0x740 [ 53.398069][ T2509] submit_bio+0x92/0x310 [ 53.398082][ T2509] do_blockdev_direct_IO+0x2a97/0x4cc0 [ 53.398105][ T2509] __blockdev_direct_IO+0x86/0xa0 [ 53.455803][ T2509] ext4_direct_IO+0x6f5/0xf70 [ 53.460512][ T2509] generic_file_direct_write+0x14d/0x2e0 [ 53.466127][ T2509] [ 53.473009][ T2509] read to 0xffff888129a99150 of 8 bytes by task 2509 on cpu 1: [ 53.480541][ T2509] blk_mq_sched_dispatch_requests+0x104/0x380 [ 53.486594][ T2509] __blk_mq_run_hw_queue+0xb7/0x160 [ 53.491775][ T2509] blk_mq_run_work_fn+0x57/0x70 [ 53.496610][ T2509] process_one_work+0x3d4/0x890 [ 53.501437][ T2509] worker_thread+0xa0/0x800 [ 53.505915][ T2509] kthread+0x1d4/0x200 [ 53.509965][ T2509] ret_from_fork+0x1f/0x30 [ 53.514356][ T2509] [ 53.516657][ T2509] Reported by Kernel Concurrency Sanitizer on: [ 53.522794][ T2509] CPU: 1 PID: 2509 Comm: kworker/1:1H Not tainted 5.3.0+ #0 [ 53.530050][ T2509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.540112][ T2509] Workqueue: kblockd blk_mq_run_work_fn [ 53.545652][ T2509] ================================================================== [ 53.558463][ T2509] Kernel panic - not syncing: panic_on_warn set ... [ 53.565046][ T2509] CPU: 1 PID: 2509 Comm: kworker/1:1H Not tainted 5.3.0+ #0 [ 53.572304][ T2509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.582363][ T2509] Workqueue: kblockd blk_mq_run_work_fn [ 53.587878][ T2509] Call Trace: [ 53.591154][ T2509] dump_stack+0xf5/0x159 [ 53.595394][ T2509] panic+0x209/0x639 [ 53.599277][ T2509] ? vprintk_func+0x8d/0x140 [ 53.603867][ T2509] kcsan_report.cold+0xc/0x1b [ 53.608537][ T2509] __kcsan_setup_watchpoint+0x3ee/0x510 [ 53.614069][ T2509] __tsan_read8+0x2c/0x30 [ 53.618385][ T2509] blk_mq_sched_dispatch_requests+0x104/0x380 [ 53.624440][ T2509] ? __tsan_write4+0x32/0x40 [ 53.629029][ T2509] __blk_mq_run_hw_queue+0xb7/0x160 [ 53.634216][ T2509] blk_mq_run_work_fn+0x57/0x70 [ 53.639060][ T2509] process_one_work+0x3d4/0x890 [ 53.643901][ T2509] worker_thread+0xa0/0x800 [ 53.648402][ T2509] kthread+0x1d4/0x200 [ 53.652458][ T2509] ? rescuer_thread+0x670/0x670 [ 53.657284][ T2509] ? kthread_bind+0x50/0x50 [ 53.661766][ T2509] ret_from_fork+0x1f/0x30 [ 53.667303][ T2509] Kernel Offset: disabled [ 53.671621][ T2509] Rebooting in 86400 seconds..