[ 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 '10.128.0.145' (ECDSA) to the list of known hosts. 2020/05/06 08:09:25 fuzzer started 2020/05/06 08:09:25 dialing manager at 10.128.0.105:40525 2020/05/06 08:09:25 syscalls: 2965 2020/05/06 08:09:25 code coverage: enabled 2020/05/06 08:09:25 comparison tracing: enabled 2020/05/06 08:09:25 extra coverage: enabled 2020/05/06 08:09:25 setuid sandbox: enabled 2020/05/06 08:09:25 namespace sandbox: enabled 2020/05/06 08:09:25 Android sandbox: /sys/fs/selinux/policy does not exist 2020/05/06 08:09:25 fault injection: enabled 2020/05/06 08:09:25 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/05/06 08:09:25 net packet injection: enabled 2020/05/06 08:09:25 net device setup: enabled 2020/05/06 08:09:25 concurrency sanitizer: enabled 2020/05/06 08:09:25 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/05/06 08:09:25 USB emulation: /dev/raw-gadget does not exist syzkaller login: [ 45.254800][ T6720] KCSAN: could not find function: 'poll_schedule_timeout' [ 47.152962][ T6720] KCSAN: could not find function: '_find_next_bit' 2020/05/06 08:09:30 adding functions to KCSAN blacklist: '__x64_sys_ptrace' 'futex_wait_queue_me' '__ext4_new_inode' 'mod_timer' 'page_counter_charge' 'get_cpu_iowait_time_us' 'add_timer' '__snd_rawmidi_transmit_ack' 'vm_area_dup' 'lruvec_lru_size' 'xas_clear_mark' 'ktime_get_real_seconds' 'do_exit' 'audit_log_start' 'ext4_mb_good_group' 'blk_mq_sched_dispatch_requests' 'io_sq_thread' 'blk_mq_dispatch_rq_list' 'poll_schedule_timeout' '__find_get_block' 'tick_nohz_idle_stop_tick' 'kauditd_thread' 'run_timer_softirq' '__bpf_lru_node_move_in' 'wbt_issue' 'do_wait' 'inet_shutdown' 'ep_poll' 'yama_ptracer_del' 'do_signal_stop' 'copy_process' 'tick_sched_do_timer' 'generic_fillattr' 'echo_char' '__add_to_page_cache_locked' 'find_get_pages_range_tag' '_find_next_bit' 'ext4_free_inodes_count' 'ext4_mark_iloc_dirty' 'iptunnel_xmit' 'pcpu_alloc' 'find_alive_thread' 'generic_write_end' 'do_nanosleep' 08:13:11 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0002000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="38000000240007250000004007a2a30005000003", @ANYRES32=r4, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000880)=@newtfilter={0x44, 0x2c, 0xd2b, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {}, {0xffe0}}, [@filter_kind_options=@f_bpf={{0x8, 0x1, 'bpf\x00'}, {0x18, 0x2, [@TCA_BPF_OPS={{0x6, 0x4, 0x1}, {0xc, 0x5, [{0x9}]}}]}}]}, 0x44}}, 0x0) [ 268.820093][ T6724] IPVS: ftp: loaded support on port[0] = 21 [ 268.894121][ T6724] chnl_net:caif_netlink_parms(): no params data found 08:13:11 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r2, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(r2, 0x0) close(r2) [ 268.972238][ T6724] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.987153][ T6724] bridge0: port 1(bridge_slave_0) entered disabled state [ 269.006739][ T6724] device bridge_slave_0 entered promiscuous mode [ 269.018147][ T6724] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.036692][ T6724] bridge0: port 2(bridge_slave_1) entered disabled state [ 269.044444][ T6724] device bridge_slave_1 entered promiscuous mode [ 269.077753][ T6724] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 269.088718][ T6724] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 269.110178][ T6724] team0: Port device team_slave_0 added [ 269.118880][ T6724] team0: Port device team_slave_1 added [ 269.136078][ T6848] IPVS: ftp: loaded support on port[0] = 21 [ 269.138015][ T6724] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 269.149327][ T6724] 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. [ 269.176663][ T6724] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 269.190618][ T6724] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 269.207035][ T6724] 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. 08:13:11 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000040)=0x76, 0x4) bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e23, @broadcast}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x401}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)="0c268a927f1f6588b967481241ba7860ac5cf65ac618ded8974895abeaf4b4834ff922b3f1e0b02bd67aa03059bcecc7a95425a3a07e758044ab4ea6f7ae55d88fecf90b1a7511bf746bec66ba", 0xfe6a, 0x20c49a, 0x0, 0x27) [ 269.233935][ T6724] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 269.339733][ T6724] device hsr_slave_0 entered promiscuous mode [ 269.366961][ T6724] device hsr_slave_1 entered promiscuous mode [ 269.479558][ T6902] IPVS: ftp: loaded support on port[0] = 21 08:13:11 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000080)=0x1) read(r1, 0x0, 0x0) [ 269.585516][ T6848] chnl_net:caif_netlink_parms(): no params data found [ 269.613397][ T6724] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 269.689739][ T6724] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 269.774540][ T7064] IPVS: ftp: loaded support on port[0] = 21 [ 269.780522][ T6724] netdevsim netdevsim0 netdevsim2: renamed from eth2 08:13:12 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x6}, 0x0) socket$inet6(0xa, 0x2, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000001500)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r2, 0x407, 0x0) write(r2, &(0x7f0000000340), 0x41395527) vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000180)={0x0, 0x3c, &(0x7f0000000140)=[@in6={0xa, 0x4e22, 0x1, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x2}, @in={0x2, 0x4e21, @multicast2}, @in={0x2, 0x4e23, @local}]}, &(0x7f00000001c0)=0x10) sched_setattr(0x0, &(0x7f00000002c0)={0x38, 0x1, 0x0, 0x0, 0x3}, 0x0) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r3, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r3, &(0x7f0000000280)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r3, 0x1, 0x8, &(0x7f0000000600)=0xda6, 0x4) [ 269.839034][ T6724] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 269.964516][ T6848] bridge0: port 1(bridge_slave_0) entered blocking state [ 269.986489][ T6848] bridge0: port 1(bridge_slave_0) entered disabled state [ 269.994241][ T6848] device bridge_slave_0 entered promiscuous mode [ 270.019764][ T6902] chnl_net:caif_netlink_parms(): no params data found [ 270.049227][ T6848] bridge0: port 2(bridge_slave_1) entered blocking state [ 270.056257][ T6848] bridge0: port 2(bridge_slave_1) entered disabled state [ 270.078087][ T6848] device bridge_slave_1 entered promiscuous mode [ 270.120442][ T6848] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 270.142857][ T7188] IPVS: ftp: loaded support on port[0] = 21 [ 270.149728][ T6848] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 270.182178][ T6848] team0: Port device team_slave_0 added [ 270.198649][ T6848] team0: Port device team_slave_1 added [ 270.209418][ T7064] chnl_net:caif_netlink_parms(): no params data found [ 270.255534][ T6724] 8021q: adding VLAN 0 to HW filter on device bond0 [ 270.265094][ T6848] batman_adv: batadv0: Adding interface: batadv_slave_0 08:13:12 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f0000000400)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) mknod$loop(&(0x7f0000000200)='./file0/file0\x00', 0x0, 0x1) unlink(&(0x7f0000000140)='./bus/file0\x00') [ 270.287437][ T6848] 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. [ 270.336619][ T6848] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 270.381830][ T6848] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 270.391086][ T6848] 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. [ 270.419592][ T6848] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 270.430892][ T6902] bridge0: port 1(bridge_slave_0) entered blocking state [ 270.446427][ T6902] bridge0: port 1(bridge_slave_0) entered disabled state [ 270.454098][ T6902] device bridge_slave_0 entered promiscuous mode [ 270.467883][ T6902] bridge0: port 2(bridge_slave_1) entered blocking state [ 270.474904][ T6902] bridge0: port 2(bridge_slave_1) entered disabled state [ 270.483660][ T6902] device bridge_slave_1 entered promiscuous mode [ 270.491682][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 270.500791][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 270.511466][ T6724] 8021q: adding VLAN 0 to HW filter on device team0 [ 270.534383][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 270.544038][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 270.552982][ T3635] bridge0: port 1(bridge_slave_0) entered blocking state [ 270.560016][ T3635] bridge0: port 1(bridge_slave_0) entered forwarding state [ 270.568016][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 270.591670][ T6902] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 270.604985][ T6902] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 270.638115][ T6848] device hsr_slave_0 entered promiscuous mode [ 270.696597][ T6848] device hsr_slave_1 entered promiscuous mode [ 270.736275][ T6848] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 270.743819][ T6848] Cannot create hsr debugfs directory [ 270.754429][ T7336] IPVS: ftp: loaded support on port[0] = 21 [ 270.761874][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 270.771713][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 270.780677][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 270.787719][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 270.797083][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 270.822185][ T6902] team0: Port device team_slave_0 added [ 270.856307][ T7188] chnl_net:caif_netlink_parms(): no params data found [ 270.879107][ T6902] team0: Port device team_slave_1 added [ 270.889340][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 270.949201][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 270.959240][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 270.970206][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 270.978906][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 270.987824][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 270.996466][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 271.004714][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 271.013450][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 271.033133][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 271.042313][ T7064] bridge0: port 1(bridge_slave_0) entered blocking state [ 271.049855][ T7064] bridge0: port 1(bridge_slave_0) entered disabled state [ 271.058252][ T7064] device bridge_slave_0 entered promiscuous mode [ 271.074134][ T6902] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 271.085043][ T6902] 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. [ 271.111655][ T6902] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 271.127813][ T6724] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 271.136753][ T7064] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.143774][ T7064] bridge0: port 2(bridge_slave_1) entered disabled state [ 271.151790][ T7064] device bridge_slave_1 entered promiscuous mode [ 271.168011][ T6902] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 271.175303][ T6902] 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. [ 271.205756][ T6902] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 271.217147][ T7188] bridge0: port 1(bridge_slave_0) entered blocking state [ 271.224156][ T7188] bridge0: port 1(bridge_slave_0) entered disabled state [ 271.232853][ T7188] device bridge_slave_0 entered promiscuous mode [ 271.241102][ T7188] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.248623][ T7188] bridge0: port 2(bridge_slave_1) entered disabled state [ 271.256845][ T7188] device bridge_slave_1 entered promiscuous mode [ 271.296121][ T7188] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 271.307426][ T7064] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 271.319523][ T6848] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 271.358415][ T6848] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 271.402090][ T6848] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 271.449153][ T7188] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 271.459494][ T7064] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 271.528319][ T6902] device hsr_slave_0 entered promiscuous mode [ 271.586475][ T6902] device hsr_slave_1 entered promiscuous mode [ 271.626219][ T6902] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 271.633874][ T6902] Cannot create hsr debugfs directory [ 271.639394][ T6848] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 271.719453][ T7064] team0: Port device team_slave_0 added [ 271.734627][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 271.742224][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 271.750569][ T7336] chnl_net:caif_netlink_parms(): no params data found [ 271.764595][ T7064] team0: Port device team_slave_1 added [ 271.781080][ T7064] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 271.788108][ T7064] 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. [ 271.814558][ T7064] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 271.830003][ T7064] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 271.837481][ T7064] 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. [ 271.864082][ T7064] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 271.881127][ T7188] team0: Port device team_slave_0 added [ 271.891532][ T6724] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 271.921331][ T7188] team0: Port device team_slave_1 added [ 271.988310][ T7064] device hsr_slave_0 entered promiscuous mode [ 272.006226][ T7064] device hsr_slave_1 entered promiscuous mode [ 272.035984][ T7064] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 272.043559][ T7064] Cannot create hsr debugfs directory [ 272.071544][ T7188] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 272.080357][ T7188] 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. [ 272.106645][ T7188] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 272.148049][ T7188] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 272.155074][ T7188] 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. [ 272.182053][ T7188] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 272.248227][ T7336] bridge0: port 1(bridge_slave_0) entered blocking state [ 272.255326][ T7336] bridge0: port 1(bridge_slave_0) entered disabled state [ 272.265074][ T7336] device bridge_slave_0 entered promiscuous mode [ 272.272386][ T6902] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 272.388390][ T7188] device hsr_slave_0 entered promiscuous mode [ 272.436189][ T7188] device hsr_slave_1 entered promiscuous mode [ 272.506418][ T7188] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 272.514011][ T7188] Cannot create hsr debugfs directory [ 272.520541][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 272.530034][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 272.546780][ T6848] 8021q: adding VLAN 0 to HW filter on device bond0 [ 272.553845][ T7336] bridge0: port 2(bridge_slave_1) entered blocking state [ 272.561512][ T7336] bridge0: port 2(bridge_slave_1) entered disabled state [ 272.569379][ T7336] device bridge_slave_1 entered promiscuous mode [ 272.576737][ T6902] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 272.641544][ T6902] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 272.708212][ T6902] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 272.749248][ T7064] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 272.798689][ T7064] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 272.847834][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 272.858463][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 272.866950][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 272.874570][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 272.884636][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 272.892487][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 272.901961][ T7336] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 272.913944][ T7336] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 272.929001][ T6848] 8021q: adding VLAN 0 to HW filter on device team0 [ 272.945741][ T7064] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 272.998696][ T6724] device veth0_vlan entered promiscuous mode [ 273.027781][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 273.036523][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 273.044885][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 273.051919][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 273.059898][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 273.068382][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 273.076714][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 273.083723][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 273.091580][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 273.101876][ T7064] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 273.163411][ T6724] device veth1_vlan entered promiscuous mode [ 273.186489][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 273.197766][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 273.214188][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 273.232006][ T7336] team0: Port device team_slave_0 added [ 273.239292][ T7336] team0: Port device team_slave_1 added [ 273.273112][ T7336] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 273.280623][ T7336] 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. [ 273.307560][ T7336] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 273.329484][ T7188] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 273.407260][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 273.418039][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 273.438890][ T7336] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 273.447007][ T7336] 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. [ 273.473660][ T7336] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 273.503606][ T7188] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 273.559279][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 273.567618][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 273.578351][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 273.587101][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 273.595278][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 273.603784][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 273.612369][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 273.620864][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 273.629520][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 273.639928][ T6848] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 273.717815][ T7336] device hsr_slave_0 entered promiscuous mode [ 273.756409][ T7336] device hsr_slave_1 entered promiscuous mode [ 273.825748][ T7336] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 273.833301][ T7336] Cannot create hsr debugfs directory [ 273.838798][ T7188] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 273.909584][ T6724] device veth0_macvtap entered promiscuous mode [ 273.930809][ T6902] 8021q: adding VLAN 0 to HW filter on device bond0 [ 273.938027][ T7188] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 273.996994][ T6724] device veth1_macvtap entered promiscuous mode [ 274.034409][ T6848] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 274.052705][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 274.061409][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 274.070218][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 274.078101][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 274.085908][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 274.093424][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 274.105335][ T6724] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 274.120745][ T6902] 8021q: adding VLAN 0 to HW filter on device team0 [ 274.141223][ T7064] 8021q: adding VLAN 0 to HW filter on device bond0 [ 274.148972][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 274.158032][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 274.166754][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 274.175347][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 274.183653][ T3635] bridge0: port 1(bridge_slave_0) entered blocking state [ 274.190795][ T3635] bridge0: port 1(bridge_slave_0) entered forwarding state [ 274.201153][ T6724] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 274.233726][ T7064] 8021q: adding VLAN 0 to HW filter on device team0 [ 274.243282][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 274.251146][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 274.262281][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 274.271491][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 274.282370][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 274.290862][ T2926] bridge0: port 2(bridge_slave_1) entered blocking state [ 274.297929][ T2926] bridge0: port 2(bridge_slave_1) entered forwarding state [ 274.308680][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 274.316415][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 274.323903][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 274.334819][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 274.384671][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 274.402887][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 274.413660][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 274.422386][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 274.431385][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 274.440125][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 274.448880][ T2926] bridge0: port 1(bridge_slave_0) entered blocking state [ 274.455934][ T2926] bridge0: port 1(bridge_slave_0) entered forwarding state [ 274.463930][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 274.472232][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 274.497650][ T7336] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 274.571290][ T7336] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 274.618689][ T7336] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 274.659637][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 274.668999][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 274.678001][ T3635] bridge0: port 2(bridge_slave_1) entered blocking state [ 274.685060][ T3635] bridge0: port 2(bridge_slave_1) entered forwarding state [ 274.693289][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 274.702771][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 274.711721][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 274.725260][ T6848] device veth0_vlan entered promiscuous mode [ 274.745610][ T7336] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 274.778268][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 274.786627][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 274.795208][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 274.804969][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 274.813484][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 274.822138][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 274.830860][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 274.839437][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 274.848432][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 274.857530][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 274.865690][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 274.873446][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 274.889205][ T6902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 274.906920][ T6848] device veth1_vlan entered promiscuous mode [ 274.940019][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 274.949623][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 274.959950][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 274.968778][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 274.979517][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 274.987945][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 275.006924][ T7188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 275.031439][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 275.039884][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 275.049124][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 275.056834][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 275.066299][ T7064] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 275.087770][ T6902] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 275.105385][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 275.113985][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 275.147813][ T6848] device veth0_macvtap entered promiscuous mode [ 275.160250][ T7188] 8021q: adding VLAN 0 to HW filter on device team0 [ 275.174442][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 275.182823][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 275.191581][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 275.200423][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 275.207838][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 275.215246][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 275.223017][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 275.235038][ T7064] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 275.246958][ T6848] device veth1_macvtap entered promiscuous mode [ 275.255840][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 275.287488][ T7336] 8021q: adding VLAN 0 to HW filter on device bond0 [ 275.334036][ T7336] 8021q: adding VLAN 0 to HW filter on device team0 [ 275.344318][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 275.353317][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 275.362936][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 275.371864][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 275.380471][ T3635] bridge0: port 1(bridge_slave_0) entered blocking state [ 275.390658][ T3635] bridge0: port 1(bridge_slave_0) entered forwarding state [ 275.400456][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 275.409440][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 275.417972][ T3635] bridge0: port 2(bridge_slave_1) entered blocking state [ 275.424994][ T3635] bridge0: port 2(bridge_slave_1) entered forwarding state [ 275.433139][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 275.442320][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 275.451421][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 275.459223][ T3635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 275.467477][ T6848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 275.477972][ T6848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 275.489181][ T6848] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 275.503487][ T6902] device veth0_vlan entered promiscuous mode [ 275.516245][ T7969] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 275.534126][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 275.543217][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 275.552322][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 275.561482][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 275.570111][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 275.578986][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 275.587914][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 275.596772][ T2926] bridge0: port 1(bridge_slave_0) entered blocking state [ 275.603898][ T2926] bridge0: port 1(bridge_slave_0) entered forwarding state [ 275.612050][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 275.620911][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 275.630366][ T2926] bridge0: port 2(bridge_slave_1) entered blocking state [ 275.637403][ T2926] bridge0: port 2(bridge_slave_1) entered forwarding state [ 275.645356][ T6848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 275.658243][ T6848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 275.669899][ T6848] batman_adv: batadv0: Interface activated: batadv_slave_1 08:13:18 executing program 0: [ 275.698273][ T7973] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 275.709620][ T6902] device veth1_vlan entered promiscuous mode [ 275.716719][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 275.724592][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 275.733675][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 275.742667][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 275.750877][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 275.760009][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 275.769071][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 275.778211][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready 08:13:18 executing program 0: [ 275.806167][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 275.814967][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 275.836268][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready 08:13:18 executing program 0: [ 275.855521][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 275.889972][ T7064] device veth0_vlan entered promiscuous mode 08:13:18 executing program 0: [ 275.929614][ T7188] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 275.945660][ T7188] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network 08:13:18 executing program 0: [ 275.976277][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 275.984417][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 275.998751][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 276.016058][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 276.024620][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready 08:13:18 executing program 0: [ 276.055749][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 276.063955][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 276.085745][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 276.093978][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready 08:13:18 executing program 0: [ 276.115869][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 276.124431][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 276.156191][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 276.164546][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 276.195647][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 276.203944][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 276.225479][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 276.233811][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 276.262285][ T7064] device veth1_vlan entered promiscuous mode [ 276.271994][ T7336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 276.295041][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 276.307496][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 276.325271][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 276.332926][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 276.364971][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 276.373377][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 276.411373][ T6902] device veth0_macvtap entered promiscuous mode [ 276.423622][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 276.438011][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 276.446483][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 276.462149][ T6902] device veth1_macvtap entered promiscuous mode [ 276.475374][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 276.483949][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 276.494084][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 276.506849][ T7188] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 276.522237][ T7064] device veth0_macvtap entered promiscuous mode [ 276.535639][ T7336] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 276.545179][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 276.553708][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 276.575506][ T6902] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 276.599013][ T6902] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.609563][ T6902] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 276.620327][ T6902] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.631818][ T6902] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 276.641936][ T7064] device veth1_macvtap entered promiscuous mode [ 276.649482][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 276.657704][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 276.666373][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 276.675093][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 276.695835][ T6902] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 276.709862][ T6902] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.721179][ T6902] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 276.732159][ T6902] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.743989][ T6902] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 276.765873][ T7064] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 276.779374][ T7064] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.790138][ T7064] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 276.802748][ T7064] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.813126][ T7064] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 276.824153][ T7064] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.836099][ T7064] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 276.843457][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 276.853621][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 276.862731][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 276.871666][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 276.880596][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 276.889415][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 276.916978][ T7064] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 276.928729][ T7064] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.938890][ T7064] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 276.949558][ T7064] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.959638][ T7064] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 276.970314][ T7064] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 276.981552][ T7064] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 277.008015][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 277.032116][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 277.065535][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 277.073696][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 277.088225][ T7188] device veth0_vlan entered promiscuous mode [ 277.111632][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 277.120854][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 277.133761][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 277.152523][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 277.166459][ T7188] device veth1_vlan entered promiscuous mode 08:13:19 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r2, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(r2, 0x0) close(r2) [ 277.220868][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 277.230840][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 277.240038][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 277.250290][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 277.265069][ T7336] device veth0_vlan entered promiscuous mode [ 277.273872][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 277.290231][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 277.313311][ T7336] device veth1_vlan entered promiscuous mode [ 277.323347][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 277.338694][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 277.367277][ T7188] device veth0_macvtap entered promiscuous mode [ 277.389238][ T7188] device veth1_macvtap entered promiscuous mode [ 277.450680][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.481265][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.496980][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.508036][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.518502][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.529599][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.540335][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.551402][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.562697][ T7188] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 277.579589][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 277.588247][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 277.596866][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 277.605947][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 277.614557][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 277.623602][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 277.636787][ T7336] device veth0_macvtap entered promiscuous mode [ 277.650135][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 277.670738][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.681828][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 277.693168][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.703330][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 277.714515][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.724930][ T7188] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 277.735764][ T7188] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.747538][ T7188] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 277.759274][ T7336] device veth1_macvtap entered promiscuous mode [ 277.776046][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 277.784199][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 277.793724][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 277.802920][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 277.823526][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.839802][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.850892][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.870110][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.881620][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.902894][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.913844][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.925202][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.938577][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 277.951079][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 277.970115][ T7336] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 278.007134][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 278.017477][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 278.039259][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 08:13:20 executing program 2: [ 278.051487][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 278.083030][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 278.100237][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 278.129252][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 278.154489][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 278.164417][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 278.175154][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 278.188747][ T7336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 278.224672][ T7336] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 278.240103][ T7336] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 278.258687][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 278.267561][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 08:13:20 executing program 3: [ 278.736530][ T8138] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. 08:13:21 executing program 4: 08:13:21 executing program 0: 08:13:21 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r2, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(r2, 0x0) close(r2) 08:13:21 executing program 2: 08:13:21 executing program 3: 08:13:21 executing program 5: 08:13:21 executing program 5: 08:13:21 executing program 3: 08:13:21 executing program 0: 08:13:21 executing program 2: 08:13:21 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r2, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(r2, 0x0) close(r2) 08:13:22 executing program 5: 08:13:22 executing program 4: 08:13:22 executing program 3: 08:13:22 executing program 0: 08:13:22 executing program 2: 08:13:22 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r2, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) close(r2) 08:13:22 executing program 5: 08:13:22 executing program 4: 08:13:22 executing program 0: 08:13:22 executing program 3: 08:13:22 executing program 2: 08:13:22 executing program 5: 08:13:22 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r2, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) close(r2) 08:13:22 executing program 2: 08:13:22 executing program 4: 08:13:22 executing program 3: 08:13:22 executing program 0: 08:13:22 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r2, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) close(r2) 08:13:22 executing program 2: 08:13:22 executing program 5: 08:13:22 executing program 3: 08:13:22 executing program 4: 08:13:22 executing program 0: 08:13:22 executing program 5: 08:13:22 executing program 2: 08:13:22 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) listen(r2, 0x0) close(r2) 08:13:22 executing program 4: 08:13:22 executing program 5: 08:13:22 executing program 3: 08:13:22 executing program 0: 08:13:22 executing program 4: 08:13:22 executing program 2: 08:13:22 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) listen(r2, 0x0) close(r2) 08:13:22 executing program 5: 08:13:23 executing program 3: 08:13:23 executing program 0: 08:13:23 executing program 4: 08:13:23 executing program 2: 08:13:23 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) listen(r2, 0x0) close(r2) 08:13:23 executing program 5: 08:13:23 executing program 3: 08:13:23 executing program 0: 08:13:23 executing program 4: 08:13:23 executing program 2: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0x9f, 0x2, 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, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000100)={0x1a0, {{0xa, 0x0, 0x0, @mcast1}}}, 0x90) 08:13:23 executing program 5: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xa0, 0x2, 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, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000000200)=[{&(0x7f0000199fe1)="1f00000001031900000007000000068100ed853b09000100010100ff3ffe58", 0x1f}], 0x1) 08:13:23 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(0xffffffffffffffff, 0x0) close(0xffffffffffffffff) 08:13:23 executing program 3: 08:13:23 executing program 0: 08:13:23 executing program 4: 08:13:23 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(0xffffffffffffffff, 0x0) close(0xffffffffffffffff) 08:13:23 executing program 3: 08:13:23 executing program 0: sendmsg$TIPC_NL_BEARER_ENABLE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="054a38", @ANYRES16, @ANYBLOB="6ffe000000000000000003000000580001"], 0x3}}, 0x0) sendto$unix(0xffffffffffffffff, &(0x7f0000000340)="53e0f2c2905e9916912f89b23f54185c0e90b38551c802a8b34e1ae3767d56fec3150cd9bd2db58e164473804a26b0de86f5fe037f85", 0x36, 0x0, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x23, &(0x7f0000000240)=[{&(0x7f00000000c0)="800000003804000019000300e60100686cca8000000000000200000002000000004000007a40000080000000000000006d5ebe5a0000ffff53ef", 0x4db, 0x400}], 0x4807, 0x0) 08:13:23 executing program 4: syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f0000000380)='./file0\x00', 0x1000000, 0x1, &(0x7f0000000000)=[{&(0x7f0000000080)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) fchdir(r0) setxattr$trusted_overlay_redirect(&(0x7f0000000340)='./file0\x00', 0x0, 0x0, 0x0, 0x0) lsetxattr(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0) 08:13:23 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(0xffffffffffffffff, 0x0) close(0xffffffffffffffff) 08:13:23 executing program 2: syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000200)="25bcc574769e620a2734fa0095e0612687ecb86a548802a902000000000000004e2f98b579a782d270146d0e0206e7ff9f5400d7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_async_commit='journal_async_commit'}]}) 08:13:23 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) pipe2$9p(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000200)=ANY=[@ANYBLOB="1500000065ffff0180000008003950323030302e4cc74502f987c2ce"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, 0x0) r4 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ioctl$RTC_EPOCH_READ(r4, 0x4018aee2, 0x0) sendmsg$IPCTNL_MSG_CT_GET_STATS(r4, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000002c0)={0x14, 0x5, 0x1, 0x3, 0x0, 0x0, {0x0, 0x0, 0x5}, ["", ""]}, 0x14}}, 0x4000000) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x14c}, 0x137) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='9p\x00', 0x0, &(0x7f0000000580)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1]) setxattr$trusted_overlay_upper(&(0x7f0000000080)='./file0\x00', &(0x7f0000000180)='trusted.overlay.upper\x00', &(0x7f0000000380)={0x48, 0xfb, 0x43, 0x0, 0xfe, "3535612161354c0fb81a15fda9d281b4", "77d780af56faa6dd23a9cf09c8ff35fdb37b67a644a2a30b593a593964cbd77bd02bad628fe641c78f8538f4aeca"}, 0x43, 0x3) 08:13:23 executing program 3: clone(0x200, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = memfd_create(&(0x7f0000000380)='\x97&\x89\\\xd0\xe7\xca\x16ZO\x94:\xe1\x01\xe5`iq@Nse;\xa8Fpj\x0e\x04!\xd5\xc5YBz\x94\xaf\x13\xe9\xd2\x0f\xc2G\x86Xe\xf1/V\x8cvS\xa6K\x12u\x9dX\xcc\r\x12\x11\x99\xe7\xce\xaeA\xb8-E\xa1\xf8\xe4~IS\xc1\x04\xf78\xf1\'\xdfv\x90\xbc\xd1\xda\x88j\x16\xeb>\x8c\xa1\x03\xf3\xaf\xfd\xf4&a?\xcaG\n\xe5j\x9b}\xc6G\x86\xb2\xdeY\x17yX $\xfcU\x9d\x80dX\xcc\xab\xf3\\\x14\x89\xe8\xfds\xff\x7f\x00\x00\xf7\xb5\x84\xd1\x01_\x7f\xf4tW.\x81\n\xf3\v\x8d\x12pa\x91\x9b\x8cxd\x06\xa7k\n\x86\xc3\xb6\x910\xf2L\xf0\xaf\xe1jd\xda\x1f>Vrd\xa4\xb3:\xfcUj\x1ad:#\x96\xf9\xd3\x1c]ImZlU\".\x18)\xcf\x1am\xd5\xe0\xdb\xdc\xd7\x8e\xe0\xa3\x82\xec\x9b\xfb\xc9\x81\x9c\xdc\xb7\x0f\xdd\xd3\xd7\xbe\x89\xf7\xde\x92\x0e\xdc\xd7_\x7f3\x1d\x1c@\x8eu\x85\xces\x89\x95&3FX\xb1\xaf\xa6\x96\xa2\x13\x1f-\b\xcf\x1d}]\xce\xc4\x9aUF\x05\xa6\x11~ei\xf2\x95\x86\xa8\xd8\xa8AE\r\xc8\xcbM\xad9\xe0\xec>\x9d \xcb\xab\xe7\x12T\x11\xe6\xd2\x9c}\x18\x1f\xb9_P\xa1a\x98\x87t\x82\xcd\xf7\"\x15\x9da\x8dh\xd4\xaaJ~=\xb2\x17\xb9\xef\x12:\x0f\xe1\x84', 0x0) fcntl$setown(0xffffffffffffffff, 0x8, 0x0) execveat(r0, &(0x7f0000000500)='\x00', 0x0, 0x0, 0x1000) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_open_procfs(0x0, &(0x7f00000008c0)='syscall\x00') sendfile(r1, r2, 0x0, 0x320c) [ 281.315538][ T8231] EXT4-fs (loop0): unsupported inode size: 0 [ 281.360138][ T8231] EXT4-fs (loop0): blocksize: 4096 08:13:23 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r0, r0) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r1, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(r1, 0x0) close(r1) [ 281.421997][ T8244] EXT4-fs (loop2): Can't read superblock on 2nd try 08:13:23 executing program 4: syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f0000000380)='./file0\x00', 0x1000000, 0x1, &(0x7f0000000000)=[{&(0x7f0000000080)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) setuid(0x0) mount$fuseblk(0x0, &(0x7f0000000240)='./bus\x00', 0x0, 0x0, 0x0) r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) fchdir(r0) tkill(0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x3f}, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) truncate(&(0x7f0000000140)='./file0\x00', 0xb8) r1 = open(&(0x7f0000000040)='./bus\x00', 0x14917e, 0x0) r2 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) open$dir(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) write(r2, &(0x7f0000000600), 0x0) socket$nl_sock_diag(0x10, 0x3, 0x4) getpid() sendfile(r2, 0xffffffffffffffff, 0x0, 0x7fffffa7) write$binfmt_aout(r1, &(0x7f0000000200)=ANY=[@ANYRESHEX], 0x16) [ 281.460712][ T8249] ERROR: Domain ' /sbin/init /usr/sbin/sshd /usr/sbin/sshd /bin/bash /root/syz-fuzzer /root/syz-executor.3 proc:/self/fd/3' not defined. [ 281.479980][ T8244] EXT4-fs (loop2): Can't read superblock on 2nd try [ 281.497432][ C0] hrtimer: interrupt took 35770 ns [ 281.536317][ T8251] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. 08:13:24 executing program 2: syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000200)="25bcc574769e620a2734fa0095e0612687ecb86a548802a902000000000000004e2f98b579a782d270146d0e0206e7ff9f5400d7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_async_commit='journal_async_commit'}]}) 08:13:24 executing program 0: sendmsg$TIPC_NL_BEARER_ENABLE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="054a38", @ANYRES16, @ANYBLOB="6ffe000000000000000003000000580001"], 0x3}}, 0x0) sendto$unix(0xffffffffffffffff, &(0x7f0000000340)="53e0f2c2905e9916912f89b23f54185c0e90b38551c802a8b34e1ae3767d56fec3150cd9bd2db58e164473804a26b0de86f5fe037f85", 0x36, 0x0, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x23, &(0x7f0000000240)=[{&(0x7f00000000c0)="800000003804000019000300e60100686cca8000000000000200000002000000004000007a40000080000000000000006d5ebe5a0000ffff53ef", 0x4db, 0x400}], 0x4807, 0x0) 08:13:24 executing program 3: sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=ANY=[@ANYBLOB="3c00000010001fff0000268f1c872d2b01000000", @ANYRES32=0x0, @ANYBLOB="ff7f000000000000140012800a00010076786c616e000000040002"], 0x3c}, 0x1, 0x8000a0ffffffff}, 0x0) r0 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r0, &(0x7f00000000c0), 0x492492492492627, 0x0) 08:13:24 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r0, r0) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r1, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(r1, 0x0) close(r1) [ 281.809496][ T26] audit: type=1800 audit(1588752804.157:2): pid=8277 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="loop4" ino=23 res=0 [ 281.810031][ T8281] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 281.850632][ T8281] device vxlan0 entered promiscuous mode [ 281.861051][ T8274] EXT4-fs (loop2): Can't read superblock on 2nd try [ 281.886554][ T26] audit: type=1804 audit(1588752804.187:3): pid=8277 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir114803310/syzkaller.fCDXir/12/file0/file0" dev="loop4" ino=23 res=1 [ 281.888720][ T8280] EXT4-fs (loop0): unsupported inode size: 0 08:13:24 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r0, r0) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r1, &(0x7f0000000100)={0x1f, 0x0, @none}, 0xe) listen(r1, 0x0) close(r1) 08:13:24 executing program 3: clone(0x4340100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) memfd_create(&(0x7f0000000000)='vlan1\x00', 0x5) removexattr(0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IPT_SO_SET_REPLACE(r0, 0x4000000000000, 0x40, &(0x7f0000000080)=@raw={'raw\x00', 0x2, 0x3, 0x2d8, 0x1a4, 0x1a4, 0x0, 0x1a4, 0x1a4, 0x244, 0x244, 0x244, 0x244, 0x244, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x48, 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, 0x6c, 0x5, 0x0, 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, 0x1d], 0x0, 0x164, 0x1a4, 0xa, {0x9000000}, [@common=@inet=@recent0={{0xf4, 'recent\x00'}, {0x0, 0x0, 0x1, 0x0, 'syz1\x00'}}]}, @common=@unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz0\x00'}}}, {{@ip={@multicast2, @empty, 0x0, 0x0, '\x00', 'vlan1\x00'}, 0x0, 0x70, 0xa0, 0x0, {0xff00000000000000}}, @common=@inet=@SET2={0x30, 'SET\x00', 0x2, {{0xffff}}}}], {{[], 0x0, 0x70, 0x94}, {0x24}}}}, 0x334) [ 281.989392][ T8291] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 282.004799][ T8280] EXT4-fs (loop0): blocksize: 4096 08:13:24 executing program 4: syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f0000000380)='./file0\x00', 0x1000000, 0x1, &(0x7f0000000000)=[{&(0x7f0000000080)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) setuid(0x0) mount$fuseblk(0x0, &(0x7f0000000240)='./bus\x00', 0x0, 0x0, 0x0) r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) fchdir(r0) tkill(0x0, 0x0) 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, 0x3f}, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) truncate(&(0x7f0000000140)='./file0\x00', 0xb8) r1 = open(&(0x7f0000000040)='./bus\x00', 0x14917e, 0x0) r2 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) open$dir(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) write(r2, &(0x7f0000000600), 0x0) socket$nl_sock_diag(0x10, 0x3, 0x4) getpid() sendfile(r2, 0xffffffffffffffff, 0x0, 0x7fffffa7) write$binfmt_aout(r1, &(0x7f0000000200)=ANY=[@ANYRESHEX], 0x16) 08:13:24 executing program 2: syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000200)="25bcc574769e620a2734fa0095e0612687ecb86a548802a902000000000000004e2f98b579a782d270146d0e0206e7ff9f5400d7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_async_commit='journal_async_commit'}]}) [ 282.150479][ T8303] EXT4-fs (loop2): Can't read superblock on 2nd try [ 282.354831][ T26] audit: type=1800 audit(1588752804.707:4): pid=8308 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="loop4" ino=25 res=0 [ 282.374466][ T26] audit: type=1804 audit(1588752804.717:5): pid=8308 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir114803310/syzkaller.fCDXir/13/file0/file0" dev="loop4" ino=25 res=1 [ 425.690056][ T0] NOHZ: local_softirq_pending 08 [ 484.566255][ T0] NOHZ: local_softirq_pending 08 [ 505.682872][ T0] NOHZ: local_softirq_pending 08 [ 507.602183][ T0] NOHZ: local_softirq_pending 08 [ 525.521536][ T0] NOHZ: local_softirq_pending 08 [ 526.160756][ T0] NOHZ: local_softirq_pending 08 [ 545.998565][ T0] NOHZ: local_softirq_pending 08 [ 565.835152][ T0] NOHZ: local_softirq_pending 08 [ 566.476208][ T0] NOHZ: local_softirq_pending 08 [ 567.115320][ T0] NOHZ: local_softirq_pending 08 [ 574.154123][ T1077] ================================================================== [ 574.162210][ T1077] BUG: KCSAN: data-race in watchdog / worker_thread [ 574.168765][ T1077] [ 574.171080][ T1077] write to 0xffff88812b0d3050 of 8 bytes by task 45 on cpu 1: [ 574.178511][ T1077] worker_thread+0x1c9/0x7e0 [ 574.183076][ T1077] kthread+0x203/0x230 [ 574.187135][ T1077] ret_from_fork+0x1f/0x30 [ 574.191515][ T1077] [ 574.193820][ T1077] read to 0xffff88812b0d3050 of 8 bytes by task 1077 on cpu 0: [ 574.201335][ T1077] watchdog+0x2b8/0x960 [ 574.205473][ T1077] kthread+0x203/0x230 [ 574.209514][ T1077] ret_from_fork+0x1f/0x30 [ 574.213894][ T1077] [ 574.216203][ T1077] Reported by Kernel Concurrency Sanitizer on: [ 574.222330][ T1077] CPU: 0 PID: 1077 Comm: khungtaskd Not tainted 5.7.0-rc1-syzkaller #0 [ 574.230545][ T1077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 574.240570][ T1077] ================================================================== [ 574.248602][ T1077] Kernel panic - not syncing: panic_on_warn set ... [ 574.255164][ T1077] CPU: 0 PID: 1077 Comm: khungtaskd Not tainted 5.7.0-rc1-syzkaller #0 [ 574.263369][ T1077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 574.273408][ T1077] Call Trace: [ 574.276689][ T1077] dump_stack+0x11d/0x187 [ 574.280994][ T1077] panic+0x210/0x640 [ 574.288868][ T1077] ? vprintk_func+0x89/0x13a [ 574.293441][ T1077] kcsan_report.cold+0xc/0x1a [ 574.298096][ T1077] kcsan_setup_watchpoint+0x3fb/0x440 [ 574.303444][ T1077] watchdog+0x2b8/0x960 [ 574.307577][ T1077] ? constant_test_bit+0xd/0x30 [ 574.312406][ T1077] ? __read_once_size.constprop.0+0x20/0x20 [ 574.318274][ T1077] kthread+0x203/0x230 [ 574.322318][ T1077] ? kthread_unpark+0xd0/0xd0 [ 574.326969][ T1077] ret_from_fork+0x1f/0x30 [ 574.332605][ T1077] Kernel Offset: disabled [ 574.336917][ T1077] Rebooting in 86400 seconds..