[ 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. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. 2020/05/11 16:26:53 fuzzer started 2020/05/11 16:26:53 dialing manager at 10.128.0.105:42089 2020/05/11 16:26:54 syscalls: 3055 2020/05/11 16:26:54 code coverage: enabled 2020/05/11 16:26:54 comparison tracing: enabled 2020/05/11 16:26:54 extra coverage: enabled 2020/05/11 16:26:54 setuid sandbox: enabled 2020/05/11 16:26:54 namespace sandbox: enabled 2020/05/11 16:26:54 Android sandbox: /sys/fs/selinux/policy does not exist 2020/05/11 16:26:54 fault injection: enabled 2020/05/11 16:26:54 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/05/11 16:26:54 net packet injection: enabled 2020/05/11 16:26:54 net device setup: enabled 2020/05/11 16:26:54 concurrency sanitizer: enabled 2020/05/11 16:26:54 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/05/11 16:26:54 USB emulation: enabled syzkaller login: [ 54.773095][ T8915] KCSAN: could not find function: '_find_next_bit' [ 56.179225][ T8915] KCSAN: could not find function: 'poll_schedule_timeout' 2020/05/11 16:26:59 adding functions to KCSAN blacklist: 'alloc_pid' 'copy_process' 'atime_needs_update' 'kauditd_thread' 'commit_echoes' '__send_signal' '__x64_sys_ptrace' 'find_get_pages_range_tag' 'ep_poll' 'shmem_file_read_iter' 'dd_has_work' 'ext4_setattr' 'futex_wait_queue_me' 'run_timer_softirq' 'do_exit' '_find_next_bit' 'ktime_get_seconds' 'ext4_free_inodes_count' '__ext4_new_inode' 'blk_mq_sched_dispatch_requests' 'xas_clear_mark' 'add_timer' 'tick_nohz_idle_stop_tick' 'tick_sched_do_timer' 'do_syslog' '__vfs_setxattr_noperm' 'poll_schedule_timeout' 'generic_fillattr' 'page_counter_charge' 'blk_mq_dispatch_rq_list' 'echo_char' 'do_nanosleep' 'wbt_done' 'blk_mq_get_request' 'audit_log_start' 'padata_find_next' 'decrypt_packet' 'iput' 'generic_write_end' 'mod_timer' 'pcpu_alloc' 'blk_mq_request_bypass_insert' 'do_wait' 'exit_signals' 16:31:25 executing program 0: 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x7) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f00000005c0)=0x7fff, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x38fec0, @empty}, 0x1c) [ 324.434704][ T8918] IPVS: ftp: loaded support on port[0] = 21 [ 324.510655][ T8918] chnl_net:caif_netlink_parms(): no params data found 16:31:25 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r1, 0x407, 0x0) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000940)={0x26, 'hash\x00', 0x0, 0x0, 'vmac64(aes-generic)\x00'}, 0x58) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000440)="cb56b6cc0407008b65d8b4ac2ca35c66", 0x10) r3 = accept4(r2, 0x0, 0x0, 0x0) splice(r0, 0x0, r3, 0x0, 0x30007, 0x0) [ 324.558534][ T8918] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.565816][ T8918] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.574532][ T8918] device bridge_slave_0 entered promiscuous mode [ 324.583373][ T8918] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.591423][ T8918] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.599330][ T8918] device bridge_slave_1 entered promiscuous mode [ 324.623666][ T8918] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 324.652758][ T8918] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 324.689522][ T8918] team0: Port device team_slave_0 added [ 324.712500][ T8918] team0: Port device team_slave_1 added [ 324.750878][ T8918] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 324.757926][ T8918] 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. [ 324.810866][ T8918] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 324.828812][ T9072] IPVS: ftp: loaded support on port[0] = 21 [ 324.836389][ T8918] batman_adv: batadv0: Adding interface: batadv_slave_1 16:31:25 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r2, 0x4008ae8a, &(0x7f00000001c0)=ANY=[@ANYBLOB="0100000000000000010000800000000000000064b7858ad077e83ca1"]) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0x0, 0x1}) ioctl$KVM_SET_CPUID(r2, 0xae80, 0x0) [ 324.847572][ T8918] 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. [ 324.874433][ T8918] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 324.973532][ T8918] device hsr_slave_0 entered promiscuous mode [ 325.031130][ T8918] device hsr_slave_1 entered promiscuous mode [ 325.086096][ T9105] IPVS: ftp: loaded support on port[0] = 21 [ 325.167506][ T9072] chnl_net:caif_netlink_parms(): no params data found 16:31:26 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000000c0)=0x5, 0x4) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2, 0x6}, 0x1c) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg(r0, &(0x7f000000ac80), 0x66, 0x0) statx(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) ioctl$sock_SIOCSIFVLAN_DEL_VLAN_CMD(0xffffffffffffffff, 0x8983, 0x0) [ 325.299344][ T9072] bridge0: port 1(bridge_slave_0) entered blocking state [ 325.322548][ T9072] bridge0: port 1(bridge_slave_0) entered disabled state [ 325.330376][ T9072] device bridge_slave_0 entered promiscuous mode [ 325.366963][ T8918] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 325.458788][ T9072] bridge0: port 2(bridge_slave_1) entered blocking state [ 325.471044][ T9072] bridge0: port 2(bridge_slave_1) entered disabled state [ 325.478863][ T9072] device bridge_slave_1 entered promiscuous mode [ 325.488232][ T8918] netdevsim netdevsim0 netdevsim1: renamed from eth1 16:31:26 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, &(0x7f0000000080)=0x2, 0x4) setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000180)={0xa, 0x0, 0x0, @mcast2, 0x2}, 0x1c) sendmmsg(r1, &(0x7f00000092c0), 0x4ff, 0x0) [ 325.564577][ T8918] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 325.623939][ T9105] chnl_net:caif_netlink_parms(): no params data found [ 325.653950][ T8918] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 325.697807][ T9322] IPVS: ftp: loaded support on port[0] = 21 [ 325.729878][ T9072] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 325.777844][ T9072] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 325.780488][ T9369] IPVS: ftp: loaded support on port[0] = 21 [ 325.791394][ T9105] bridge0: port 1(bridge_slave_0) entered blocking state [ 325.799961][ T9105] bridge0: port 1(bridge_slave_0) entered disabled state [ 325.809031][ T9105] device bridge_slave_0 entered promiscuous mode [ 325.852219][ T9105] bridge0: port 2(bridge_slave_1) entered blocking state [ 325.859311][ T9105] bridge0: port 2(bridge_slave_1) entered disabled state [ 325.867925][ T9105] device bridge_slave_1 entered promiscuous mode [ 325.881939][ T9072] team0: Port device team_slave_0 added [ 325.890291][ T9072] team0: Port device team_slave_1 added 16:31:26 executing program 5: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r1, 0x407, 0x0) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000940)={0x26, 'hash\x00', 0x0, 0x0, 'vmac64(aes-generic)\x00'}, 0x58) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000440)="cb56b6cc0407008b65d8b4ac2ca35c66", 0x10) r3 = accept4(r2, 0x0, 0x0, 0x0) splice(r0, 0x0, r3, 0x0, 0x30007, 0x0) [ 325.945244][ T9072] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 325.954593][ T9072] 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. [ 325.990761][ T9072] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 326.019275][ T9105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 326.031397][ T9072] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 326.038391][ T9072] 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. [ 326.067380][ T9072] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 326.091908][ T9105] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 326.126554][ T9468] IPVS: ftp: loaded support on port[0] = 21 [ 326.203142][ T9072] device hsr_slave_0 entered promiscuous mode [ 326.221201][ T9072] device hsr_slave_1 entered promiscuous mode [ 326.280791][ T9072] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 326.288376][ T9072] Cannot create hsr debugfs directory [ 326.306461][ T9105] team0: Port device team_slave_0 added [ 326.315702][ T9105] team0: Port device team_slave_1 added [ 326.334821][ T8918] 8021q: adding VLAN 0 to HW filter on device bond0 [ 326.351658][ T9322] chnl_net:caif_netlink_parms(): no params data found [ 326.372578][ T9105] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 326.379547][ T9105] 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. [ 326.406826][ T9105] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 326.425262][ T9105] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 326.432304][ T9105] 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. [ 326.459075][ T9105] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 326.543361][ T9105] device hsr_slave_0 entered promiscuous mode [ 326.602387][ T9105] device hsr_slave_1 entered promiscuous mode [ 326.640699][ T9105] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 326.648285][ T9105] Cannot create hsr debugfs directory [ 326.681569][ T9322] bridge0: port 1(bridge_slave_0) entered blocking state [ 326.688886][ T9322] bridge0: port 1(bridge_slave_0) entered disabled state [ 326.697201][ T9322] device bridge_slave_0 entered promiscuous mode [ 326.708470][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 326.716601][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 326.749349][ T9322] bridge0: port 2(bridge_slave_1) entered blocking state [ 326.757900][ T9322] bridge0: port 2(bridge_slave_1) entered disabled state [ 326.766879][ T9322] device bridge_slave_1 entered promiscuous mode [ 326.779594][ T8918] 8021q: adding VLAN 0 to HW filter on device team0 [ 326.791212][ T9369] chnl_net:caif_netlink_parms(): no params data found [ 326.853103][ T9322] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 326.876653][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 326.885359][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 326.894276][ T9047] bridge0: port 1(bridge_slave_0) entered blocking state [ 326.901362][ T9047] bridge0: port 1(bridge_slave_0) entered forwarding state [ 326.909137][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 326.918236][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 326.927074][ T9047] bridge0: port 2(bridge_slave_1) entered blocking state [ 326.934141][ T9047] bridge0: port 2(bridge_slave_1) entered forwarding state [ 326.946408][ T9322] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 326.962041][ T9072] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 327.031949][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 327.039828][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 327.061485][ T9072] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 327.104073][ T9072] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 327.178705][ T9322] team0: Port device team_slave_0 added [ 327.187615][ T9072] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 327.263189][ T9105] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 327.313139][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 327.322884][ T9322] team0: Port device team_slave_1 added [ 327.343366][ T9369] bridge0: port 1(bridge_slave_0) entered blocking state [ 327.350425][ T9369] bridge0: port 1(bridge_slave_0) entered disabled state [ 327.360243][ T9369] device bridge_slave_0 entered promiscuous mode [ 327.367550][ T9105] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 327.414559][ T9105] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 327.483116][ T9322] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 327.490109][ T9322] 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. [ 327.516564][ T9322] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 327.529745][ T9322] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 327.537058][ T9322] 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. [ 327.563603][ T9322] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 327.574976][ T9369] bridge0: port 2(bridge_slave_1) entered blocking state [ 327.583667][ T9369] bridge0: port 2(bridge_slave_1) entered disabled state [ 327.591882][ T9369] device bridge_slave_1 entered promiscuous mode [ 327.599495][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 327.608090][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 327.620629][ T9105] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 327.652215][ T9468] chnl_net:caif_netlink_parms(): no params data found [ 327.672649][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 327.681047][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 327.689434][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 327.719640][ T8918] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 327.731314][ T8918] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 327.751005][ T9369] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 327.764793][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 327.773454][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 327.782120][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 327.790343][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 327.852960][ T9322] device hsr_slave_0 entered promiscuous mode [ 327.910884][ T9322] device hsr_slave_1 entered promiscuous mode [ 327.951115][ T9322] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 327.958707][ T9322] Cannot create hsr debugfs directory [ 327.969918][ T9369] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 327.979620][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 328.013456][ T9369] team0: Port device team_slave_0 added [ 328.022146][ T9369] team0: Port device team_slave_1 added [ 328.037309][ T9254] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 328.044800][ T9254] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 328.072031][ T9072] 8021q: adding VLAN 0 to HW filter on device bond0 [ 328.107709][ T8918] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 328.120493][ T9369] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 328.127540][ T9369] 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. [ 328.153832][ T9369] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 328.186985][ T9322] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 328.266358][ T9322] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 328.322252][ T9369] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 328.329239][ T9369] 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. [ 328.355844][ T9369] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 328.373837][ T9468] bridge0: port 1(bridge_slave_0) entered blocking state [ 328.381318][ T9468] bridge0: port 1(bridge_slave_0) entered disabled state [ 328.389047][ T9468] device bridge_slave_0 entered promiscuous mode [ 328.396868][ T9322] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 328.432416][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 328.440150][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 328.523401][ T9369] device hsr_slave_0 entered promiscuous mode [ 328.580899][ T9369] device hsr_slave_1 entered promiscuous mode [ 328.620590][ T9369] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 328.628170][ T9369] Cannot create hsr debugfs directory [ 328.644250][ T9468] bridge0: port 2(bridge_slave_1) entered blocking state [ 328.651416][ T9468] bridge0: port 2(bridge_slave_1) entered disabled state [ 328.658975][ T9468] device bridge_slave_1 entered promiscuous mode [ 328.673882][ T9072] 8021q: adding VLAN 0 to HW filter on device team0 [ 328.681883][ T9322] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 328.743878][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 328.752679][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 328.778608][ T9468] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 328.803990][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 328.812426][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 328.827608][ T9468] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 328.859393][ T8918] device veth0_vlan entered promiscuous mode [ 328.868672][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 328.877539][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 328.885785][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 328.894731][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 328.903360][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 328.910388][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 328.930930][ T9468] team0: Port device team_slave_0 added [ 328.938840][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 328.947838][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 328.956895][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 328.966113][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 328.973191][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 328.981503][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 329.011310][ T8918] device veth1_vlan entered promiscuous mode [ 329.020404][ T9105] 8021q: adding VLAN 0 to HW filter on device bond0 [ 329.034097][ T9468] team0: Port device team_slave_1 added [ 329.064438][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 329.082395][ T9468] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 329.089367][ T9468] 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. [ 329.116568][ T9468] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 329.129508][ T9468] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 329.136881][ T9468] 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. [ 329.163586][ T9468] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 329.186908][ T9254] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 329.194592][ T9254] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 329.202623][ T9254] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 329.211660][ T9254] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 329.221393][ T9105] 8021q: adding VLAN 0 to HW filter on device team0 [ 329.228362][ T9369] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 329.274252][ T9369] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 329.334117][ T9369] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 329.374029][ T9369] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 329.472063][ T9468] device hsr_slave_0 entered promiscuous mode [ 329.520797][ T9468] device hsr_slave_1 entered promiscuous mode [ 329.570549][ T9468] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 329.578175][ T9468] Cannot create hsr debugfs directory [ 329.584489][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 329.594437][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 329.603396][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 329.644983][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 329.653752][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 329.662735][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 329.669783][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 329.677997][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 329.686939][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 329.695579][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 329.702637][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 329.710987][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 329.719416][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 329.728033][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 329.737076][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 329.753775][ T9322] 8021q: adding VLAN 0 to HW filter on device bond0 [ 329.764155][ T9072] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 329.791574][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 329.799641][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 329.810279][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 329.818956][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 329.827817][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 329.836657][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 329.845545][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 329.854645][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 329.870937][ T8918] device veth0_macvtap entered promiscuous mode [ 329.880499][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 329.888304][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 329.922638][ T9322] 8021q: adding VLAN 0 to HW filter on device team0 [ 329.954175][ T8918] device veth1_macvtap entered promiscuous mode [ 329.979302][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 329.988398][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 329.998242][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 330.006813][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 330.015281][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 330.023887][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 330.032150][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 330.040996][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 330.049484][ T9359] bridge0: port 1(bridge_slave_0) entered blocking state [ 330.056584][ T9359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 330.067111][ T9105] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 330.087959][ T8918] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 330.106722][ T8918] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 330.115911][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 330.124088][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 330.132621][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 330.141012][ T3576] bridge0: port 2(bridge_slave_1) entered blocking state [ 330.148042][ T3576] bridge0: port 2(bridge_slave_1) entered forwarding state [ 330.156082][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 330.164702][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 330.173527][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 330.181143][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 330.188700][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 330.197635][ T3576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 330.211458][ T9468] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 330.268576][ T9072] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 330.298431][ T9468] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 330.352153][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 330.363641][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 330.371187][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 330.386089][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 330.395579][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 330.404757][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 330.420842][ T9468] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 330.474301][ T9468] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 330.622415][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 330.631151][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 330.639603][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 330.648823][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 330.657677][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 330.666779][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 330.675509][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 330.692213][ T9369] 8021q: adding VLAN 0 to HW filter on device bond0 [ 330.712693][ T9105] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 330.727390][ T9322] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 330.741589][ T9322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 330.775032][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 330.785282][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 330.806946][ T9072] device veth0_vlan entered promiscuous mode [ 330.814250][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 330.823165][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 330.833026][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 330.841181][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 330.851739][ T9369] 8021q: adding VLAN 0 to HW filter on device team0 [ 330.934530][ T9072] device veth1_vlan entered promiscuous mode [ 330.945226][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 330.955095][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 330.966287][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 330.975361][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 330.988470][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 331.007621][ T9322] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 331.030569][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 331.043384][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 331.052372][ T9047] bridge0: port 1(bridge_slave_0) entered blocking state [ 331.059467][ T9047] bridge0: port 1(bridge_slave_0) entered forwarding state [ 331.069491][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 331.078157][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 331.090095][ T9047] bridge0: port 2(bridge_slave_1) entered blocking state [ 331.097176][ T9047] bridge0: port 2(bridge_slave_1) entered forwarding state [ 331.106136][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 331.115770][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 331.124724][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 331.135174][ T9047] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 16:31:32 executing program 0: syz_open_dev$vcsu(&(0x7f0000000180)='/dev/vcsu#\x00', 0x6, 0x0) socket$packet(0x11, 0x0, 0x300) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) clock_gettime(0x0, &(0x7f0000000240)) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0x0) [ 331.189420][ T9105] device veth0_vlan entered promiscuous mode 16:31:32 executing program 0: [ 331.230163][ T9072] device veth0_macvtap entered promiscuous mode [ 331.241443][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 331.249767][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready 16:31:32 executing program 0: [ 331.274042][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 331.293720][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 331.313883][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready 16:31:32 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0x9, 0x7, 0x6d, 0x8000000000000002, 0x0, 0x0}, 0x40) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000440), &(0x7f00000004c0), 0x80000002, r2}, 0x38) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140), &(0x7f0000000200), 0xbcc4, r2}, 0x38) [ 331.333493][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 331.353274][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 331.391557][ T9072] device veth1_macvtap entered promiscuous mode [ 331.409847][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 331.431022][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 331.461439][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 331.469595][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 331.503502][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 331.521228][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 331.529929][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 331.561009][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 331.569695][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 331.600941][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 331.609216][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 331.627744][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 331.646980][ T9369] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 331.662286][ T9105] device veth1_vlan entered promiscuous mode [ 331.673882][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 331.691107][ T9884] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 331.703963][ T9468] 8021q: adding VLAN 0 to HW filter on device bond0 [ 331.728368][ T9322] device veth0_vlan entered promiscuous mode [ 331.755490][ T9072] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 331.769866][T10191] ================================================================== [ 331.778119][T10191] BUG: KCSAN: data-race in __bpf_lru_node_move_in / bpf_lru_push_free [ 331.781391][ T9072] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 331.786274][T10191] [ 331.786292][T10191] write to 0xffff8880a054ca22 of 1 bytes by task 10190 on cpu 1: [ 331.786321][T10191] __bpf_lru_node_move_in+0x9f/0x1f0 [ 331.811413][T10191] bpf_lru_pop_free+0x3af/0xa30 [ 331.813731][ T9072] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 331.816280][T10191] prealloc_lru_pop+0x30/0x70 [ 331.816297][T10191] htab_lru_map_update_elem+0x352/0x680 [ 331.816333][T10191] bpf_map_update_value.isra.0+0x3bc/0x420 [ 331.839510][T10191] generic_map_update_batch+0x273/0x3c0 [ 331.845061][T10191] bpf_map_do_batch+0x194/0x3a0 [ 331.849920][T10191] __do_sys_bpf+0x1cca/0x3100 [ 331.854601][T10191] __x64_sys_bpf+0x47/0x60 [ 331.859023][T10191] do_syscall_64+0xc7/0x3b0 [ 331.863536][T10191] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 331.869440][T10191] [ 331.871775][T10191] read to 0xffff8880a054ca22 of 1 bytes by task 10191 on cpu 0: [ 331.879415][T10191] bpf_lru_push_free+0xf6/0x330 [ 331.884269][T10191] htab_lru_map_update_elem+0x544/0x680 [ 331.889821][T10191] bpf_map_update_value.isra.0+0x3bc/0x420 [ 331.895627][T10191] generic_map_update_batch+0x273/0x3c0 [ 331.901191][T10191] bpf_map_do_batch+0x194/0x3a0 [ 331.906051][T10191] __do_sys_bpf+0x1cca/0x3100 [ 331.910741][T10191] __x64_sys_bpf+0x47/0x60 [ 331.915162][T10191] do_syscall_64+0xc7/0x3b0 [ 331.919674][T10191] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 331.925557][T10191] [ 331.927886][T10191] Reported by Kernel Concurrency Sanitizer on: [ 331.934045][T10191] CPU: 0 PID: 10191 Comm: syz-executor.0 Not tainted 5.7.0-rc1-syzkaller #0 [ 331.942715][T10191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.952772][T10191] ================================================================== [ 331.960834][T10191] Kernel panic - not syncing: panic_on_warn set ... [ 331.967435][T10191] CPU: 0 PID: 10191 Comm: syz-executor.0 Not tainted 5.7.0-rc1-syzkaller #0 [ 331.976101][T10191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.986157][T10191] Call Trace: [ 331.989459][T10191] dump_stack+0x11d/0x187 [ 331.993802][T10191] panic+0x210/0x640 [ 331.997712][T10191] ? vprintk_func+0x89/0x13a [ 332.002310][T10191] kcsan_report.cold+0xc/0x1a [ 332.007004][T10191] kcsan_setup_watchpoint+0x3fb/0x440 [ 332.012386][T10191] bpf_lru_push_free+0xf6/0x330 [ 332.017248][T10191] ? lookup_elem_raw+0xb6/0xe0 [ 332.022053][T10191] htab_lru_map_update_elem+0x544/0x680 [ 332.027635][T10191] bpf_map_update_value.isra.0+0x3bc/0x420 [ 332.033451][T10191] generic_map_update_batch+0x273/0x3c0 [ 332.039875][T10191] ? generic_map_delete_batch+0x390/0x390 [ 332.045604][T10191] bpf_map_do_batch+0x194/0x3a0 [ 332.050467][T10191] __do_sys_bpf+0x1cca/0x3100 [ 332.055160][T10191] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 332.061060][T10191] ? __read_once_size+0x45/0xd0 [ 332.065920][T10191] ? ktime_get_ts64+0x286/0x2c0 [ 332.070789][T10191] __x64_sys_bpf+0x47/0x60 [ 332.075300][T10191] do_syscall_64+0xc7/0x3b0 [ 332.079813][T10191] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 332.085713][T10191] RIP: 0033:0x45c829 [ 332.089617][T10191] Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 332.109226][T10191] RSP: 002b:00007fc4180c6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 332.117649][T10191] RAX: ffffffffffffffda RBX: 00000000004da4e0 RCX: 000000000045c829 [ 332.125634][T10191] RDX: 0000000000000038 RSI: 0000000020000080 RDI: 000000000000001a [ 332.133617][T10191] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 332.141599][T10191] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 332.149577][T10191] R13: 0000000000000064 R14: 00000000004c3049 R15: 00007fc4180c76d4 [ 332.158802][T10191] Kernel Offset: disabled [ 332.163127][T10191] Rebooting in 86400 seconds..