Warning: Permanently added '10.128.0.203' (ECDSA) to the list of known hosts. 2021/01/20 22:29:45 fuzzer started 2021/01/20 22:29:46 dialing manager at 10.128.0.105:38545 2021/01/20 22:29:46 syscalls: 3465 2021/01/20 22:29:46 code coverage: enabled 2021/01/20 22:29:46 comparison tracing: enabled 2021/01/20 22:29:46 extra coverage: enabled 2021/01/20 22:29:46 setuid sandbox: enabled 2021/01/20 22:29:46 namespace sandbox: enabled 2021/01/20 22:29:46 Android sandbox: /sys/fs/selinux/policy does not exist 2021/01/20 22:29:46 fault injection: enabled 2021/01/20 22:29:46 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/01/20 22:29:46 net packet injection: enabled 2021/01/20 22:29:46 net device setup: enabled 2021/01/20 22:29:46 concurrency sanitizer: enabled 2021/01/20 22:29:46 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/01/20 22:29:46 USB emulation: enabled 2021/01/20 22:29:46 hci packet injection: enabled 2021/01/20 22:29:46 wifi device emulation: enabled 2021/01/20 22:29:47 suppressing KCSAN reports in functions: 'blk_mq_dispatch_rq_list' 'ext4_writepages' 'ext4_free_inodes_count' 'pcpu_alloc' 'blk_mq_sched_dispatch_requests' 'do_signal_stop' 'ext4_free_inode' '__xa_clear_mark' 'alloc_pid' '__ext4_new_inode' '__filemap_fdatawrite_range' 'generic_write_end' 'wbt_issue' 'find_get_pages_range_tag' 'io_cancel_task_cb' 'isolate_migratepages_block' 'dd_has_work' 'complete_signal' 'futex_wait_queue_me' 'blk_mq_rq_ctx_init' 'n_tty_receive_buf_common' 2021/01/20 22:29:47 fetching corpus: 0, signal 0/2000 (executing program) 2021/01/20 22:29:48 fetching corpus: 43, signal 20743/24491 (executing program) 2021/01/20 22:29:48 fetching corpus: 93, signal 36251/41503 (executing program) 2021/01/20 22:29:48 fetching corpus: 143, signal 52483/59040 (executing program) 2021/01/20 22:29:48 fetching corpus: 193, signal 65836/73589 (executing program) 2021/01/20 22:29:48 fetching corpus: 243, signal 74366/83313 (executing program) 2021/01/20 22:29:48 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2021/01/20 22:29:59 starting 6 fuzzer processes 22:29:59 executing program 0: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c45, 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, 0xffffffffffffffff, 0x0) syz_read_part_table(0x0, 0x1, &(0x7f0000000440)=[{&(0x7f0000000080)="030005020314af00031400000000000000000f0000000000000000000500000000004200000000000000000000000000000000000000000000000000200055aa", 0x40, 0x1c0}]) 22:30:00 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$BATADV_CMD_GET_MESH(r2, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r2, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x2ba) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000540)=ANY=[@ANYBLOB="3c000000100085060000000000001c0000000000", @ANYRES32=r7, @ANYBLOB="ff000000000000001c0012000c000100626f6e64"], 0x3c}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000280)=@newlink={0x40, 0x10, 0x439, 0x0, 0x0, {0x0, 0x0, 0x0, r4, 0x4003}, [@IFLA_LINKINFO={0x20, 0x12, 0x0, 0x1, @sit={{0x8, 0x1, 'sit\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_IPTUN_LINK={0x8, 0x1, r7}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @local}]}}}]}, 0x40}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x44, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_AF_SPEC={0x1c, 0x1a, 0x0, 0x1, [@AF_INET6={0x18, 0xa, 0x0, 0x1, [@IFLA_INET6_TOKEN={0x14, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}}]}]}, @IFLA_MTU={0x8, 0x4, 0x7fff}]}, 0x44}}, 0x0) 22:30:00 executing program 2: r0 = socket$phonet_pipe(0x23, 0x5, 0x2) setsockopt$PNPIPE_ENCAP(r0, 0x113, 0x1, &(0x7f0000000880)=0x3769c93e, 0x4) 22:30:00 executing program 3: unshare(0x400) r0 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$sock_ifreq(r0, 0x8906, 0x0) 22:30:00 executing program 4: unshare(0x4020600) socket$can_raw(0x1d, 0x3, 0x1) ptrace$getenv(0x4201, 0x0, 0xff, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc0\x00', 0x0, 0x0) ioctl$RTC_UIE_ON(r0, 0x7003) ioctl$RTC_UIE_OFF(r0, 0x7004) 22:30:00 executing program 5: r0 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dlm-control\x00', 0x0, 0x0) syz_open_dev$vcsn(&(0x7f0000000480)='/dev/vcs#\x00', 0x1, 0x0) r1 = openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mISDNtimer\x00', 0x0, 0x0) fcntl$dupfd(r1, 0x0, r0) openat$fuse(0xffffffffffffff9c, &(0x7f0000002080)='/dev/fuse\x00', 0x42, 0x0) syz_open_dev$tty1(0xc, 0x4, 0x1) unshare(0x400) pselect6(0x40, &(0x7f0000002140), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) syzkaller login: [ 45.101033][ T8470] IPVS: ftp: loaded support on port[0] = 21 [ 45.162635][ T8470] chnl_net:caif_netlink_parms(): no params data found [ 45.189532][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.196742][ T8470] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.204115][ T8470] device bridge_slave_0 entered promiscuous mode [ 45.211726][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.219027][ T8470] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.229008][ T8470] device bridge_slave_1 entered promiscuous mode [ 45.244196][ T8470] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.254566][ T8470] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.270376][ T8470] team0: Port device team_slave_0 added [ 45.277626][ T8470] team0: Port device team_slave_1 added [ 45.292469][ T8470] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 45.299490][ T8470] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 45.325500][ T8470] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.336950][ T8470] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 45.343874][ T8470] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 45.370513][ T8470] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.384912][ T8472] IPVS: ftp: loaded support on port[0] = 21 [ 45.408675][ T8470] device hsr_slave_0 entered promiscuous mode [ 45.415376][ T8470] device hsr_slave_1 entered promiscuous mode [ 45.437537][ T8474] IPVS: ftp: loaded support on port[0] = 21 [ 45.504294][ T8470] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.531204][ T8470] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.548947][ T8472] chnl_net:caif_netlink_parms(): no params data found [ 45.562798][ T8470] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.582093][ T8470] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.593241][ T8474] chnl_net:caif_netlink_parms(): no params data found [ 45.612007][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.619131][ T8470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.626367][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.633444][ T8470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.647303][ T8476] IPVS: ftp: loaded support on port[0] = 21 [ 45.730799][ T8472] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.738173][ T8472] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.745661][ T8472] device bridge_slave_0 entered promiscuous mode [ 45.762709][ T8470] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.769294][ T8478] IPVS: ftp: loaded support on port[0] = 21 [ 45.771535][ T8472] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.782688][ T8472] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.790271][ T8472] device bridge_slave_1 entered promiscuous mode [ 45.807281][ T8474] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.814307][ T8474] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.823310][ T8474] device bridge_slave_0 entered promiscuous mode [ 45.831859][ T8474] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.839176][ T8474] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.847690][ T8474] device bridge_slave_1 entered promiscuous mode [ 45.861452][ T8472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.887028][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.895298][ T34] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.910056][ T34] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.920546][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 45.929735][ T8470] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.937290][ T8472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.959896][ T8480] IPVS: ftp: loaded support on port[0] = 21 [ 45.968032][ T8476] chnl_net:caif_netlink_parms(): no params data found [ 45.988786][ T8474] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.001644][ T4605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.009980][ T4605] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.017098][ T4605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.024776][ T4605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.032985][ T4605] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.040086][ T4605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.059183][ T8474] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.070694][ T8472] team0: Port device team_slave_0 added [ 46.079376][ T8472] team0: Port device team_slave_1 added [ 46.134253][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.143675][ T8472] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.150756][ T8472] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.176851][ T8472] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.192433][ T8472] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.199602][ T8472] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.225606][ T8472] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.250892][ T8474] team0: Port device team_slave_0 added [ 46.256722][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.263747][ T8476] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.271602][ T8476] device bridge_slave_0 entered promiscuous mode [ 46.279361][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.286401][ T8476] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.294192][ T8476] device bridge_slave_1 entered promiscuous mode [ 46.301256][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.309611][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.319179][ T8478] chnl_net:caif_netlink_parms(): no params data found [ 46.331338][ T8474] team0: Port device team_slave_1 added [ 46.360484][ T8943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.368705][ T8943] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.381332][ T8472] device hsr_slave_0 entered promiscuous mode [ 46.387842][ T8472] device hsr_slave_1 entered promiscuous mode [ 46.394088][ T8472] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 46.402007][ T8472] Cannot create hsr debugfs directory [ 46.418670][ T8474] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.425614][ T8474] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.453675][ T8474] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.469211][ T8476] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.478910][ T8470] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.490946][ T8470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.498827][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.507156][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.516163][ T8474] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.523087][ T8474] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.549757][ T8474] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.563414][ T8476] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.603653][ T8474] device hsr_slave_0 entered promiscuous mode [ 46.610053][ T8474] device hsr_slave_1 entered promiscuous mode [ 46.616717][ T8474] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 46.624250][ T8474] Cannot create hsr debugfs directory [ 46.640648][ T8480] chnl_net:caif_netlink_parms(): no params data found [ 46.649354][ T8478] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.659214][ T8478] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.667011][ T8478] device bridge_slave_0 entered promiscuous mode [ 46.692684][ T8478] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.700785][ T8478] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.708858][ T8478] device bridge_slave_1 entered promiscuous mode [ 46.716012][ T8476] team0: Port device team_slave_0 added [ 46.722904][ T8476] team0: Port device team_slave_1 added [ 46.730216][ T8943] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.737709][ T8943] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.749933][ T8470] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.770453][ T8476] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.778855][ T8476] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.804981][ T8476] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.818499][ T8476] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.825427][ T8476] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.851334][ T8476] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.889288][ T8478] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.901111][ T8478] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.916187][ T8476] device hsr_slave_0 entered promiscuous mode [ 46.922631][ T8476] device hsr_slave_1 entered promiscuous mode [ 46.929187][ T8476] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 46.936866][ T8476] Cannot create hsr debugfs directory [ 46.945710][ T8480] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.952779][ T8480] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.960627][ T8480] device bridge_slave_0 entered promiscuous mode [ 46.968514][ T8480] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.975528][ T8480] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.984549][ T8480] device bridge_slave_1 entered promiscuous mode [ 46.998631][ T8478] team0: Port device team_slave_0 added [ 47.007507][ T8478] team0: Port device team_slave_1 added [ 47.013919][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.022297][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.054803][ T8480] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.065503][ T8480] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.086843][ T8478] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.093833][ T8478] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 47.120878][ T8478] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.125836][ T3810] Bluetooth: hci0: command 0x0409 tx timeout [ 47.139310][ T8472] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 47.149530][ T8472] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 47.162065][ T8478] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.170072][ T8478] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 47.196454][ T8478] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.216569][ T8480] team0: Port device team_slave_0 added [ 47.223675][ T8478] device hsr_slave_0 entered promiscuous mode [ 47.230273][ T8478] device hsr_slave_1 entered promiscuous mode [ 47.236950][ T8478] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.244540][ T8478] Cannot create hsr debugfs directory [ 47.250188][ T8474] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 47.261530][ T8472] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 47.273133][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.281763][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.290237][ T3810] Bluetooth: hci1: command 0x0409 tx timeout [ 47.290856][ T8480] team0: Port device team_slave_1 added [ 47.301981][ T8470] device veth0_vlan entered promiscuous mode [ 47.310140][ T8474] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 47.319517][ T8472] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 47.328633][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.336273][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.355996][ T8474] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 47.364018][ T8474] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 47.383333][ T8480] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.390492][ T8480] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 47.416704][ T8480] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.428684][ T8480] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.435604][ T8480] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 47.445815][ T4605] Bluetooth: hci2: command 0x0409 tx timeout [ 47.462092][ T8480] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.478884][ T8470] device veth1_vlan entered promiscuous mode [ 47.512144][ T8470] device veth0_macvtap entered promiscuous mode [ 47.527115][ T8943] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.535480][ T8943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.548963][ T8476] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 47.560392][ T8470] device veth1_macvtap entered promiscuous mode [ 47.574834][ T8480] device hsr_slave_0 entered promiscuous mode [ 47.583794][ T8480] device hsr_slave_1 entered promiscuous mode [ 47.590741][ T8480] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.598683][ T8480] Cannot create hsr debugfs directory [ 47.604262][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.605780][ T3810] Bluetooth: hci3: command 0x0409 tx timeout [ 47.613000][ T34] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.626140][ T8476] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 47.638974][ T8476] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 47.648501][ T8470] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.658372][ T8470] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.675202][ T8476] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 47.693657][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.703290][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.712527][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.722782][ T3810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.742607][ T8470] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.751427][ T8470] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.760166][ T8470] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.769078][ T8470] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.781234][ T8943] Bluetooth: hci4: command 0x0409 tx timeout [ 47.804735][ T8478] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 47.836473][ T8472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.843359][ T8478] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 47.854600][ T8478] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 47.863877][ T8478] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 47.879750][ T8480] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 47.888526][ T8480] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 47.904973][ T8480] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 47.919120][ T8474] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.925778][ T4605] Bluetooth: hci5: command 0x0409 tx timeout [ 47.932631][ T8472] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.940851][ T8480] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 47.961641][ T8474] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.968373][ T37] ================================================================== [ 47.976542][ T37] BUG: KCSAN: data-race in __mod_timer / expire_timers [ 47.983365][ T37] [ 47.985662][ T37] write to 0xffff88813bd1bd88 of 8 bytes by interrupt on cpu 1: [ 47.993266][ T37] expire_timers+0x164/0x260 [ 47.997831][ T37] __run_timers+0x338/0x3d0 [ 48.002312][ T37] run_timer_softirq+0x19/0x30 [ 48.007088][ T37] __do_softirq+0x13c/0x2c3 [ 48.011567][ T37] run_ksoftirqd+0x13/0x20 [ 48.015959][ T37] smpboot_thread_fn+0x34f/0x520 [ 48.020908][ T37] kthread+0x1fd/0x220 [ 48.024999][ T37] ret_from_fork+0x1f/0x30 [ 48.029387][ T37] [ 48.031682][ T37] read to 0xffff88813bd1bd88 of 8 bytes by task 37 on cpu 0: [ 48.039055][ T37] __mod_timer+0x442/0xbf0 [ 48.043442][ T37] add_timer+0x38/0x50 [ 48.047481][ T37] __queue_delayed_work+0xec/0x150 [ 48.052563][ T37] queue_delayed_work_on+0x78/0xc0 [ 48.057691][ T37] batadv_forw_packet_queue+0x15e/0x1a0 [ 48.063212][ T37] batadv_send_outstanding_bcast_packet+0x485/0x570 [ 48.069775][ T37] process_one_work+0x3e1/0x950 [ 48.074599][ T37] worker_thread+0x635/0xb90 [ 48.079158][ T37] kthread+0x1fd/0x220 [ 48.083200][ T37] ret_from_fork+0x1f/0x30 [ 48.087628][ T37] [ 48.089947][ T37] Reported by Kernel Concurrency Sanitizer on: [ 48.096074][ T37] CPU: 0 PID: 37 Comm: kworker/u4:2 Not tainted 5.11.0-rc4-syzkaller #0 [ 48.104376][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.114411][ T37] Workqueue: bat_events batadv_send_outstanding_bcast_packet [ 48.121767][ T37] ================================================================== [ 48.129807][ T37] Kernel panic - not syncing: panic_on_warn set ... [ 48.136359][ T37] CPU: 0 PID: 37 Comm: kworker/u4:2 Not tainted 5.11.0-rc4-syzkaller #0 [ 48.145710][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.155775][ T37] Workqueue: bat_events batadv_send_outstanding_bcast_packet [ 48.163128][ T37] Call Trace: [ 48.166385][ T37] dump_stack+0x116/0x15d [ 48.170689][ T37] panic+0x1e7/0x5fa [ 48.174556][ T37] ? vprintk_emit+0x2e2/0x360 [ 48.179206][ T37] kcsan_report+0x67b/0x680 [ 48.183682][ T37] ? xmit_one+0x173/0x2e0 [ 48.187987][ T37] ? kcsan_setup_watchpoint+0x47b/0x4e0 [ 48.193531][ T37] ? __mod_timer+0x442/0xbf0 [ 48.198093][ T37] ? add_timer+0x38/0x50 [ 48.202305][ T37] ? __queue_delayed_work+0xec/0x150 [ 48.207560][ T37] ? queue_delayed_work_on+0x78/0xc0 [ 48.212841][ T37] ? batadv_forw_packet_queue+0x15e/0x1a0 [ 48.218534][ T37] ? batadv_send_outstanding_bcast_packet+0x485/0x570 [ 48.225287][ T37] ? process_one_work+0x3e1/0x950 [ 48.230295][ T37] ? worker_thread+0x635/0xb90 [ 48.235031][ T37] ? kthread+0x1fd/0x220 [ 48.239248][ T37] ? ret_from_fork+0x1f/0x30 [ 48.243822][ T37] ? update_sd_lb_stats+0x1db/0x730 [ 48.248994][ T37] ? __list_add_valid+0x28/0x90 [ 48.253823][ T37] kcsan_setup_watchpoint+0x47b/0x4e0 [ 48.259167][ T37] __mod_timer+0x442/0xbf0 [ 48.263553][ T37] add_timer+0x38/0x50 [ 48.267592][ T37] __queue_delayed_work+0xec/0x150 [ 48.272674][ T37] queue_delayed_work_on+0x78/0xc0 [ 48.277758][ T37] ? __rcu_read_unlock+0x3a/0x250 [ 48.282758][ T37] batadv_forw_packet_queue+0x15e/0x1a0 [ 48.288278][ T37] batadv_send_outstanding_bcast_packet+0x485/0x570 [ 48.294840][ T37] process_one_work+0x3e1/0x950 [ 48.299664][ T37] worker_thread+0x635/0xb90 [ 48.304240][ T37] ? process_one_work+0x950/0x950 [ 48.309248][ T37] kthread+0x1fd/0x220 [ 48.313290][ T37] ? process_one_work+0x950/0x950 [ 48.318296][ T37] ? kthread_blkcg+0x80/0x80 [ 48.322866][ T37] ret_from_fork+0x1f/0x30 [ 49.404942][ T37] Shutting down cpus with NMI [ 49.410409][ T37] Kernel Offset: disabled [ 49.414715][ T37] Rebooting in 86400 seconds..