[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.189' (ECDSA) to the list of known hosts. 2020/12/24 01:42:52 fuzzer started 2020/12/24 01:42:53 dialing manager at 10.128.0.105:45927 2020/12/24 01:42:57 syscalls: 3466 2020/12/24 01:42:57 code coverage: enabled 2020/12/24 01:42:57 comparison tracing: enabled 2020/12/24 01:42:57 extra coverage: enabled 2020/12/24 01:42:57 setuid sandbox: enabled 2020/12/24 01:42:57 namespace sandbox: enabled 2020/12/24 01:42:57 Android sandbox: /sys/fs/selinux/policy does not exist 2020/12/24 01:42:57 fault injection: enabled 2020/12/24 01:42:57 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/12/24 01:42:57 net packet injection: enabled 2020/12/24 01:42:57 net device setup: enabled 2020/12/24 01:42:57 concurrency sanitizer: enabled 2020/12/24 01:42:57 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/12/24 01:42:57 USB emulation: enabled 2020/12/24 01:42:57 hci packet injection: enabled 2020/12/24 01:42:57 wifi device emulation: enabled 2020/12/24 01:43:00 suppressing KCSAN reports in functions: 'xas_find_marked' 'ext4_free_inode' '__mark_inode_dirty' 'blk_mq_sched_dispatch_requests' 'kauditd_thread' 'ext4_truncate' 'ext4_mb_good_group' '__xa_clear_mark' 'n_tty_receive_buf_common' 'ext4_free_inodes_count' 'dd_has_work' '__io_cqring_fill_event' '__writeback_single_inode' 'alloc_pid' '__blkdev_get' 'ext4_writepages' 'find_get_pages_range_tag' 'futex_wait_queue_me' 'expire_timers' '_prb_read_valid' 'bpf_lru_pop_free' 'do_nanosleep' '__filemap_fdatawrite_range' 'do_sys_poll' 'wbt_done' 'blk_mq_dispatch_rq_list' 'n_tty_receive_char_special' 'exit_mm' 'xas_clear_mark' 'blk_mq_rq_ctx_init' 'generic_write_end' '__delete_from_page_cache' 'pcpu_alloc' 'ext4_handle_inode_extension' 'audit_log_start' '__ext4_new_inode' 'do_signal_stop' 'ext4_mb_find_by_goal' '__ext4_update_other_inode_time' 01:43:53 executing program 0: bpf$MAP_CREATE(0xd00000000000000, &(0x7f0000000000)={0x6, 0x4, 0x20000000007ffd, 0x7c, 0x0, 0x1, 0x0, [0x15, 0x0, 0x0, 0x400100]}, 0x40) 01:43:53 executing program 1: ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(0xffffffffffffffff, 0x8982, 0x0) perf_event_open(&(0x7f00000003c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c40, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) exit_group(0x0) openat$incfs(0xffffffffffffff9c, &(0x7f0000000480)='.pending_reads\x00', 0x0, 0x0) r0 = socket(0x840000000002, 0x3, 0xff) socket$inet_udplite(0x2, 0x2, 0x88) connect$inet(r0, &(0x7f0000593000)={0x2, 0x0, @loopback}, 0x10) sendmmsg$inet(r0, &(0x7f0000005240)=[{{0x0, 0xffffff7f, 0x0}}], 0x300, 0x401eb94) 01:43:53 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000f59ffc)=0x4, 0x4) bind$inet6(r0, &(0x7f0000000480)={0xa, 0x4e20, 0x0, @mcast1, 0x2}, 0x1c) r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000480)={0xa, 0x4e20, 0x0, @mcast1, 0x2}, 0x1c) 01:43:53 executing program 3: openat$fuse(0xffffffffffffff9c, 0x0, 0x2, 0x0) perf_event_open(&(0x7f0000000340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 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={&(0x7f00000002c0)}, 0x10c00, 0x0, 0x1, 0x1, 0x0, 0x0, 0x4000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000000008000095"], &(0x7f0000000080)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000380)='rcu_utilization\x00', r0}, 0x10) ioctl$MON_IOCX_MFETCH(0xffffffffffffffff, 0xc0109207, 0x0) mkdir(&(0x7f0000000300)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='ramfs\x00', 0x50, 0x0) r1 = open(&(0x7f0000021000)='./file0\x00', 0x0, 0x0) open(&(0x7f0000000040)='./file1\x00', 0x408000, 0xf84a97779fca9284) fchdir(r1) r2 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) write$P9_RREADLINK(r2, &(0x7f00000003c0)=ANY=[], 0x9) sendfile(r2, r2, &(0x7f0000000240), 0x7fff) 01:43:54 executing program 4: setuid(0xee00) capset(&(0x7f0000000000)={0x20080522}, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x77}) 01:43:54 executing program 5: syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000140)=[{&(0x7f0000010000)="200000004000000003000000300000000f000000000000000200000002000000008000000080000020000000dcf4655fdcf4255f0100ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000000080)={[{@prjquota='prjquota'}]}) syzkaller login: [ 92.552899][ T8493] IPVS: ftp: loaded support on port[0] = 21 [ 92.624368][ T8493] chnl_net:caif_netlink_parms(): no params data found [ 92.653974][ T8493] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.661064][ T8493] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.668589][ T8493] device bridge_slave_0 entered promiscuous mode [ 92.675900][ T8493] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.683151][ T8493] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.690565][ T8493] device bridge_slave_1 entered promiscuous mode [ 92.704445][ T8493] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.714774][ T8493] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.730753][ T8493] team0: Port device team_slave_0 added [ 92.737374][ T8493] team0: Port device team_slave_1 added [ 92.749796][ T8493] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.756871][ T8493] 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. [ 92.783254][ T8493] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.802250][ T8493] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.809228][ T8493] 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. [ 92.836875][ T8493] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.856126][ T8495] IPVS: ftp: loaded support on port[0] = 21 [ 92.864964][ T8493] device hsr_slave_0 entered promiscuous mode [ 92.871470][ T8493] device hsr_slave_1 entered promiscuous mode [ 92.953896][ T8497] IPVS: ftp: loaded support on port[0] = 21 [ 92.991881][ T8493] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.000426][ T8495] chnl_net:caif_netlink_parms(): no params data found [ 93.012857][ T8493] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.028183][ T8493] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.075900][ T8499] IPVS: ftp: loaded support on port[0] = 21 [ 93.078509][ T8493] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.110894][ T8495] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.118195][ T8495] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.125599][ T8495] device bridge_slave_0 entered promiscuous mode [ 93.147167][ T8495] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.154277][ T8495] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.164353][ T8495] device bridge_slave_1 entered promiscuous mode [ 93.186988][ T8493] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.194047][ T8493] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.201377][ T8493] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.208531][ T8493] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.228743][ T8495] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.275374][ T8499] chnl_net:caif_netlink_parms(): no params data found [ 93.277434][ T8501] IPVS: ftp: loaded support on port[0] = 21 [ 93.291535][ T8495] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.315422][ T8497] chnl_net:caif_netlink_parms(): no params data found [ 93.360617][ T8495] team0: Port device team_slave_0 added [ 93.389544][ T8503] IPVS: ftp: loaded support on port[0] = 21 [ 93.397239][ T8495] team0: Port device team_slave_1 added [ 93.423885][ T8499] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.431175][ T8499] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.439087][ T8499] device bridge_slave_0 entered promiscuous mode [ 93.446404][ T8495] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.454434][ T8495] 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. [ 93.480582][ T8495] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.506036][ T8499] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.513258][ T8499] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.520780][ T8499] device bridge_slave_1 entered promiscuous mode [ 93.532653][ T8493] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.540451][ T8495] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.547379][ T8495] 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. [ 93.573605][ T8495] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.585796][ T8497] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.593552][ T8497] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.601501][ T8497] device bridge_slave_0 entered promiscuous mode [ 93.608979][ T8497] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.616004][ T8497] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.623619][ T8497] device bridge_slave_1 entered promiscuous mode [ 93.638002][ T8499] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.664059][ T8495] device hsr_slave_0 entered promiscuous mode [ 93.671042][ T8495] device hsr_slave_1 entered promiscuous mode [ 93.677295][ T8495] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 93.686453][ T8495] Cannot create hsr debugfs directory [ 93.692927][ T4607] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.700533][ T4607] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.709792][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 93.721864][ T8499] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.749441][ T8497] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.761005][ T8499] team0: Port device team_slave_0 added [ 93.778002][ T8493] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.785416][ T8499] team0: Port device team_slave_1 added [ 93.792306][ T8497] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.804685][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.812691][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.846277][ T8497] team0: Port device team_slave_0 added [ 93.858632][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.867237][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.875792][ T3642] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.882948][ T3642] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.890852][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.899476][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.907603][ T3642] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.914631][ T3642] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.930121][ T8497] team0: Port device team_slave_1 added [ 93.937867][ T8501] chnl_net:caif_netlink_parms(): no params data found [ 93.952602][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.966033][ T8503] chnl_net:caif_netlink_parms(): no params data found [ 93.985384][ T8499] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.992841][ T8499] 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. [ 94.018908][ T8499] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.030605][ T8499] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.037531][ T8499] 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. [ 94.063565][ T8499] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.092785][ T8497] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.099868][ T8497] 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. [ 94.126762][ T8497] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.138706][ T8497] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.145631][ T8497] 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. [ 94.171791][ T8497] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.182957][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.207012][ T8501] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.214555][ T8501] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.222276][ T8501] device bridge_slave_0 entered promiscuous mode [ 94.242733][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.251281][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.259896][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.269929][ T8501] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.276953][ T8501] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.284542][ T8501] device bridge_slave_1 entered promiscuous mode [ 94.292888][ T8497] device hsr_slave_0 entered promiscuous mode [ 94.299599][ T8497] device hsr_slave_1 entered promiscuous mode [ 94.305891][ T8497] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 94.313869][ T8497] Cannot create hsr debugfs directory [ 94.335612][ T8503] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.342770][ T8503] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.350494][ T8503] device bridge_slave_0 entered promiscuous mode [ 94.357473][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.366028][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.382737][ T8493] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 94.393194][ T8493] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.412528][ T8503] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.419762][ T8503] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.427213][ T8503] device bridge_slave_1 entered promiscuous mode [ 94.433996][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.443740][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.452074][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.461496][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.475253][ T8501] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.487186][ T8501] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.501643][ T8499] device hsr_slave_0 entered promiscuous mode [ 94.508277][ T8499] device hsr_slave_1 entered promiscuous mode [ 94.514711][ T8499] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 94.522394][ T8499] Cannot create hsr debugfs directory [ 94.536400][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.552782][ T8501] team0: Port device team_slave_0 added [ 94.559954][ T8501] team0: Port device team_slave_1 added [ 94.576755][ T8501] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.583878][ T8501] 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. [ 94.597708][ T8901] Bluetooth: hci0: command 0x0409 tx timeout [ 94.609955][ T8501] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.627418][ T8501] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.634417][ T8501] 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. [ 94.660531][ T8501] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.680106][ T8503] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.707883][ T8495] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 94.726322][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 94.733945][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 94.744061][ T8503] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.761177][ T8501] device hsr_slave_0 entered promiscuous mode [ 94.768677][ T8501] device hsr_slave_1 entered promiscuous mode [ 94.775094][ T8501] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 94.782865][ T8501] Cannot create hsr debugfs directory [ 94.788698][ T8495] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 94.803200][ T8493] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.815344][ T8495] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 94.824969][ T8495] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 94.835351][ T8503] team0: Port device team_slave_0 added [ 94.847632][ T9202] Bluetooth: hci1: command 0x0409 tx timeout [ 94.867663][ T8503] team0: Port device team_slave_1 added [ 94.877196][ T8499] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 94.896398][ T8499] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 94.916855][ T8503] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.924119][ T8503] 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. [ 94.950307][ T8503] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.963102][ T8499] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 94.971890][ T8499] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 94.984594][ T8497] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 94.997595][ T7] Bluetooth: hci2: command 0x0409 tx timeout [ 95.004334][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 95.014282][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.023243][ T8503] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.030323][ T8503] 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. [ 95.056330][ T8503] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.078409][ T8503] device hsr_slave_0 entered promiscuous mode [ 95.085983][ T8503] device hsr_slave_1 entered promiscuous mode [ 95.092577][ T3642] Bluetooth: hci3: command 0x0409 tx timeout [ 95.098806][ T8503] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 95.106347][ T8503] Cannot create hsr debugfs directory [ 95.122709][ T8497] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 95.132627][ T8497] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 95.152582][ T8501] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 95.163080][ T8501] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 95.178071][ T8497] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 95.199660][ T8501] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 95.215751][ T8493] device veth0_vlan entered promiscuous mode [ 95.231164][ T8493] device veth1_vlan entered promiscuous mode [ 95.237779][ T3642] Bluetooth: hci4: command 0x0409 tx timeout [ 95.250459][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 95.258782][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.266959][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 95.275242][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 95.283588][ T8501] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 95.311791][ T8503] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 95.321233][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.329315][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.336844][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 95.346380][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.360335][ T8495] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.381137][ T8493] device veth0_macvtap entered promiscuous mode [ 95.388110][ T8503] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 95.399687][ T8901] Bluetooth: hci5: command 0x0409 tx timeout [ 95.423902][ T8495] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.432393][ T8503] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 95.441555][ T8503] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 95.451055][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.459450][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 95.466776][ T3642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.477581][ T8493] device veth1_macvtap entered promiscuous mode [ 95.490992][ T8499] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.501020][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 95.509230][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.517789][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.526107][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.533358][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.545059][ T8497] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.558902][ T8493] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.572992][ T8499] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.581878][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.589857][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.599802][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.608126][ T4607] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.615274][ T4607] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.625078][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.634153][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 95.642806][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.651656][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 95.659697][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.677636][ T8497] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.685615][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.694481][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.703059][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.711930][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 95.719755][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.727184][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.736228][ T4607] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.754000][ T8493] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.762405][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.770340][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.778940][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.787096][ T8901] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.794422][ T8901] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.802303][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.811146][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.819350][ T8901] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.826720][ T8901] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.835171][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 95.844202][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.854251][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.862277][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 95.870977][ T8901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.886585][ T8501] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.896697][ T8493] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.906797][ T8493] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.915827][ T8493] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.926506][ T8493] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.948873][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.958867][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.967074][ T9202] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.974163][ T9202] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.982500][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.991289][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.999783][ T9202] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.007117][ T9202] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.016381][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.024713][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.036795][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 96.045826][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 96.054579][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.063325][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.072002][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.080014][ T9202] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 96.093228][ T8495] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.123087][ T8493] ================================================================== [ 96.131311][ T8493] BUG: KCSAN: data-race in dev_get_tstats64 / udp_tunnel6_xmit_skb [ 96.139350][ T8493] [ 96.141691][ T8493] read-write to 0xffffe8ffffd53a30 of 8 bytes by task 44 on cpu 1: [ 96.149639][ T8493] udp_tunnel6_xmit_skb+0x350/0x420 [ 96.154824][ T8493] send6+0x2cd/0x3a0 [ 96.158782][ T8493] wg_socket_send_buffer_to_peer+0x167/0x1e0 [ 96.164739][ T8493] wg_packet_handshake_send_worker+0xf9/0x140 [ 96.170800][ T8493] process_one_work+0x3e1/0x950 [ 96.175624][ T8493] worker_thread+0x635/0xb90 [ 96.180200][ T8493] kthread+0x1fd/0x220 [ 96.184430][ T8493] ret_from_fork+0x1f/0x30 [ 96.188822][ T8493] [ 96.191119][ T8493] read to 0xffffe8ffffd53a30 of 8 bytes by task 8493 on cpu 0: [ 96.198662][ T8493] dev_get_tstats64+0xf5/0x1a0 [ 96.203421][ T8493] dev_get_stats+0x63/0x160 [ 96.207906][ T8493] rtnl_fill_stats+0x45/0x320 [ 96.212562][ T8493] rtnl_fill_ifinfo+0xe92/0x2430 [ 96.217474][ T8493] rtmsg_ifinfo_build_skb+0xa2/0x130 [ 96.222747][ T8493] rtmsg_ifinfo+0x55/0xc0 [ 96.227060][ T8493] __dev_notify_flags+0x63/0x3a0 [ 96.231985][ T8493] dev_change_flags+0xa2/0xc0 [ 96.236661][ T8493] do_setlink+0x741/0x21d0 [ 96.241066][ T8493] rtnl_newlink+0xecc/0x13b0 [ 96.245717][ T8493] rtnetlink_rcv_msg+0x723/0x7c0 [ 96.250656][ T8493] netlink_rcv_skb+0x13e/0x240 [ 96.255404][ T8493] rtnetlink_rcv+0x18/0x20 [ 96.259828][ T8493] netlink_unicast+0x5df/0x6b0 [ 96.264702][ T8493] netlink_sendmsg+0x6f8/0x7c0 [ 96.272858][ T8493] __sys_sendto+0x2a8/0x370 [ 96.277347][ T8493] __x64_sys_sendto+0x74/0x90 [ 96.282106][ T8493] do_syscall_64+0x39/0x80 [ 96.286758][ T8493] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 96.293077][ T8493] [ 96.295393][ T8493] Reported by Kernel Concurrency Sanitizer on: [ 96.301869][ T8493] CPU: 0 PID: 8493 Comm: syz-executor.0 Not tainted 5.10.0-syzkaller #0 [ 96.310291][ T8493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.320529][ T8493] ================================================================== [ 96.329002][ T8493] Kernel panic - not syncing: panic_on_warn set ... [ 96.335572][ T8493] CPU: 0 PID: 8493 Comm: syz-executor.0 Not tainted 5.10.0-syzkaller #0 [ 96.343890][ T8493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.353924][ T8493] Call Trace: [ 96.357194][ T8493] dump_stack+0x116/0x15d [ 96.361603][ T8493] panic+0x1e7/0x5fa [ 96.365604][ T8493] ? vprintk_emit+0x2e2/0x360 [ 96.370267][ T8493] kcsan_report+0x67b/0x680 [ 96.374748][ T8493] ? kcsan_setup_watchpoint+0x47b/0x4e0 [ 96.380270][ T8493] ? dev_get_tstats64+0xf5/0x1a0 [ 96.385809][ T8493] ? dev_get_stats+0x63/0x160 [ 96.390467][ T8493] ? rtnl_fill_stats+0x45/0x320 [ 96.395306][ T8493] ? rtnl_fill_ifinfo+0xe92/0x2430 [ 96.400396][ T8493] ? rtmsg_ifinfo_build_skb+0xa2/0x130 [ 96.405829][ T8493] ? rtmsg_ifinfo+0x55/0xc0 [ 96.410306][ T8493] ? __dev_notify_flags+0x63/0x3a0 [ 96.415399][ T8493] ? dev_change_flags+0xa2/0xc0 [ 96.420224][ T8493] ? do_setlink+0x741/0x21d0 [ 96.424789][ T8493] ? rtnl_newlink+0xecc/0x13b0 [ 96.429546][ T8493] ? rtnetlink_rcv_msg+0x723/0x7c0 [ 96.434640][ T8493] ? netlink_rcv_skb+0x13e/0x240 [ 96.439578][ T8493] ? rtnetlink_rcv+0x18/0x20 [ 96.444148][ T8493] ? netlink_unicast+0x5df/0x6b0 [ 96.449061][ T8493] ? netlink_sendmsg+0x6f8/0x7c0 [ 96.453984][ T8493] ? __sys_sendto+0x2a8/0x370 [ 96.458656][ T8493] ? __x64_sys_sendto+0x74/0x90 [ 96.463493][ T8493] ? do_syscall_64+0x39/0x80 [ 96.468095][ T8493] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 96.474175][ T8493] ? __rcu_read_unlock+0x51/0x250 [ 96.479200][ T8493] kcsan_setup_watchpoint+0x47b/0x4e0 [ 96.484554][ T8493] dev_get_tstats64+0xf5/0x1a0 [ 96.489435][ T8493] dev_get_stats+0x63/0x160 [ 96.494021][ T8493] rtnl_fill_stats+0x45/0x320 [ 96.498690][ T8493] rtnl_fill_ifinfo+0xe92/0x2430 [ 96.503633][ T8493] ? kmem_cache_alloc_node_trace+0x19c/0x2e0 [ 96.509934][ T8493] ? __kmalloc_node_track_caller+0x30/0x40 [ 96.515829][ T8493] ? rtmsg_ifinfo_build_skb+0x61/0x130 [ 96.521282][ T8493] rtmsg_ifinfo_build_skb+0xa2/0x130 [ 96.526786][ T8493] rtmsg_ifinfo+0x55/0xc0 [ 96.531291][ T8493] __dev_notify_flags+0x63/0x3a0 [ 96.536580][ T8493] dev_change_flags+0xa2/0xc0 [ 96.541245][ T8493] do_setlink+0x741/0x21d0 [ 96.545661][ T8493] ? __nla_validate_parse+0x10dd/0x1730 [ 96.551210][ T8493] ? update_load_avg+0x1ad/0x2d0 [ 96.556920][ T8493] ? rb_insert_color+0x7e/0x2e0 [ 96.561770][ T8493] ? __nla_parse+0x3c/0x50 [ 96.566180][ T8493] ? validate_linkmsg+0x261/0x2d0 [ 96.571179][ T8493] rtnl_newlink+0xecc/0x13b0 [ 96.577133][ T8493] ? local_bh_enable+0x5/0x20 [ 96.581785][ T8493] ? __local_bh_enable_ip+0x62/0xd0 [ 96.587074][ T8493] ? local_bh_enable+0x1b/0x20 [ 96.591841][ T8493] ? addrconf_verify_rtnl+0x95c/0x9b0 [ 96.597199][ T8493] ? mod_delayed_work_on+0x89/0xc0 [ 96.602386][ T8493] ? put_dec_trunc8+0x10e/0x130 [ 96.607224][ T8493] ? put_dec_trunc8+0x10e/0x130 [ 96.612063][ T8493] ? put_dec+0xcd/0xe0 [ 96.616127][ T8493] ? number+0xa03/0xb50 [ 96.620261][ T8493] ? aa_get_newest_label+0x74/0x250 [ 96.625452][ T8493] ? apparmor_capable+0xfe/0x160 [ 96.634020][ T8493] ? __mutex_lock+0x3a/0x660 [ 96.638623][ T8493] ? bpf_lsm_capable+0x5/0x10 [ 96.643290][ T8493] ? __rcu_read_unlock+0x51/0x250 [ 96.648295][ T8493] ? ns_capable+0x79/0xa0 [ 96.652606][ T8493] ? rtnl_setlink+0x270/0x270 [ 96.657258][ T8493] rtnetlink_rcv_msg+0x723/0x7c0 [ 96.662175][ T8493] ? ___cache_free+0x3c/0x2f0 [ 96.666838][ T8493] ? __kfree_skb+0xfe/0x150 [ 96.671316][ T8493] ? __kfree_skb+0xfe/0x150 [ 96.675845][ T8493] ? consume_skb+0x4b/0x160 [ 96.680332][ T8493] ? nlmon_xmit+0x47/0x50 [ 96.684672][ T8493] ? xmit_one+0x173/0x2e0 [ 96.688983][ T8493] ? local_bh_enable+0x1b/0x20 [ 96.693727][ T8493] ? __dev_queue_xmit+0xbf2/0x1500 [ 96.699182][ T8493] ? __skb_clone+0x2a9/0x2c0 [ 96.703766][ T8493] ? __rcu_read_unlock+0x51/0x250 [ 96.709026][ T8493] netlink_rcv_skb+0x13e/0x240 [ 96.713789][ T8493] ? rtnetlink_bind+0x60/0x60 [ 96.718670][ T8493] rtnetlink_rcv+0x18/0x20 [ 96.723083][ T8493] netlink_unicast+0x5df/0x6b0 [ 96.727947][ T8493] netlink_sendmsg+0x6f8/0x7c0 [ 96.733401][ T8493] __sys_sendto+0x2a8/0x370 [ 96.737921][ T8493] ? __fput+0x43e/0x4e0 [ 96.742153][ T8493] ? mem_cgroup_handle_over_high+0x34/0x4d0 [ 96.748129][ T8493] ? ____fput+0x11/0x20 [ 96.752292][ T8493] __x64_sys_sendto+0x74/0x90 [ 96.756970][ T8493] do_syscall_64+0x39/0x80 [ 96.761384][ T8493] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 96.767360][ T8493] RIP: 0033:0x417bc7 [ 96.771233][ T8493] Code: 2c 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 e7 fa ff ff 48 89 04 24 49 89 ca b8 2c 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 2d fb ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 96.791225][ T8493] RSP: 002b:00007fff9faac350 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 96.799618][ T8493] RAX: ffffffffffffffda RBX: 00000000016b4300 RCX: 0000000000417bc7 [ 96.807581][ T8493] RDX: 0000000000000020 RSI: 00000000016b4350 RDI: 0000000000000003 [ 96.815685][ T8493] RBP: 0000000000000000 R08: 00007fff9faac360 R09: 000000000000000c [ 96.823656][ T8493] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 96.831692][ T8493] R13: 0000000000000000 R14: 00000000016b4350 R15: 0000000000000003 [ 96.840287][ T8493] Kernel Offset: disabled [ 96.844593][ T8493] Rebooting in 86400 seconds..