Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts. syzkaller login: [ 119.520144][ T8846] IPVS: ftp: loaded support on port[0] = 21 [ 119.687723][ T8846] chnl_net:caif_netlink_parms(): no params data found [ 119.849733][ T8846] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.857181][ T8846] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.865984][ T8846] device bridge_slave_0 entered promiscuous mode [ 119.876559][ T8846] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.883762][ T8846] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.893212][ T8846] device bridge_slave_1 entered promiscuous mode [ 119.926040][ T8846] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 119.938295][ T8846] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 119.978414][ T8846] team0: Port device team_slave_0 added [ 119.987467][ T8846] team0: Port device team_slave_1 added [ 120.021208][ T8846] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 120.028420][ T8846] 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. [ 120.054605][ T8846] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 120.067774][ T8846] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 120.074954][ T8846] 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. [ 120.101373][ T8846] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 120.179010][ T8846] device hsr_slave_0 entered promiscuous mode [ 120.233484][ T8846] device hsr_slave_1 entered promiscuous mode [ 120.433631][ T8846] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 120.466416][ T8846] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 120.535934][ T8846] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 120.595116][ T8846] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 120.677623][ T8846] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.685120][ T8846] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.693078][ T8846] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.700383][ T8846] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.713268][ T3388] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.732530][ T3388] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.803246][ T8846] 8021q: adding VLAN 0 to HW filter on device bond0 [ 120.822246][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 120.831506][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 120.845565][ T8846] 8021q: adding VLAN 0 to HW filter on device team0 [ 120.865059][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.874525][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.883843][ T5223] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.891184][ T5223] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.900380][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.909951][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.919143][ T5223] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.926358][ T5223] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.944297][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 120.964381][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 120.989651][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 121.000323][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 121.011273][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 121.021068][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 121.034839][ T3388] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 121.044767][ T3388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 121.054355][ T3388] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 121.071028][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 121.080404][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 121.096441][ T8846] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 121.126929][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 121.134848][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 121.160499][ T8846] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 121.189043][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 121.199477][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 121.233463][ T3388] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 121.242410][ T3388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 121.258953][ T8846] device veth0_vlan entered promiscuous mode [ 121.278549][ T3388] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 121.287941][ T3388] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 121.299438][ T8846] device veth1_vlan entered promiscuous mode [ 121.330684][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 121.340461][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 121.349816][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 121.359678][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 121.375171][ T8846] device veth0_macvtap entered promiscuous mode [ 121.393889][ T8846] device veth1_macvtap entered promiscuous mode [ 121.422815][ T8846] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 121.431073][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 121.440514][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 121.449891][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 121.460004][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 121.479966][ T8846] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 121.505432][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 121.516029][ T5223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 130.021430][ T0] NOHZ: local_softirq_pending 08 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 153.355228][ T1233] ===================================================== [ 153.362398][ T1233] BUG: KMSAN: uninit-value in bpf_skb_load_helper_8+0xe0/0x290 [ 153.370070][ T1233] CPU: 1 PID: 1233 Comm: kworker/u4:23 Not tainted 5.7.0-rc4-syzkaller #0 [ 153.378559][ T1233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.388614][ T1233] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 153.396405][ T1233] Call Trace: [ 153.399690][ T1233] dump_stack+0x1c9/0x220 [ 153.404074][ T1233] kmsan_report+0xf7/0x1e0 [ 153.408513][ T1233] __msan_warning+0x58/0xa0 [ 153.414286][ T1233] bpf_skb_load_helper_8+0xe0/0x290 [ 153.419490][ T1233] ___bpf_prog_run+0x214d/0x97a0 [ 153.424424][ T1233] ? bpf_skb_get_nlattr_nest+0x2f0/0x2f0 [ 153.430045][ T1233] __bpf_prog_run32+0x101/0x170 [ 153.434879][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 153.440138][ T1233] ? kmsan_get_metadata+0x4f/0x180 [ 153.445270][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 153.451293][ T1233] ? ___bpf_prog_run+0x97a0/0x97a0 [ 153.456406][ T1233] packet_rcv+0x70f/0x2160 [ 153.460813][ T1233] ? packet_sock_destruct+0x1e0/0x1e0 [ 153.466176][ T1233] dev_queue_xmit_nit+0x1199/0x1270 [ 153.471377][ T1233] dev_hard_start_xmit+0x20f/0xab0 [ 153.476489][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 153.481746][ T1233] __dev_queue_xmit+0x2f8d/0x3b20 [ 153.486761][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 153.492028][ T1233] dev_queue_xmit+0x4b/0x60 [ 153.496519][ T1233] batadv_send_skb_packet+0x59b/0x8c0 [ 153.501903][ T1233] batadv_send_broadcast_skb+0x76/0x90 [ 153.507423][ T1233] batadv_iv_send_outstanding_bat_ogm_packet+0x97e/0xd50 [ 153.514566][ T1233] ? batadv_iv_ogm_queue_add+0x1900/0x1900 [ 153.520439][ T1233] process_one_work+0x1555/0x1f40 [ 153.525529][ T1233] worker_thread+0xef6/0x2450 [ 153.530281][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 153.536199][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 153.541388][ T1233] kthread+0x4b5/0x4f0 [ 153.545442][ T1233] ? process_one_work+0x1f40/0x1f40 [ 153.550629][ T1233] ? kthread_blkcg+0xf0/0xf0 [ 153.555205][ T1233] ret_from_fork+0x35/0x40 [ 153.559615][ T1233] [ 153.562017][ T1233] Uninit was stored to memory at: [ 153.567273][ T1233] kmsan_internal_chain_origin+0xad/0x130 [ 153.572980][ T1233] __msan_chain_origin+0x50/0x90 [ 153.578023][ T1233] ___bpf_prog_run+0x6c80/0x97a0 [ 153.582952][ T1233] __bpf_prog_run32+0x101/0x170 [ 153.587943][ T1233] packet_rcv+0x70f/0x2160 [ 153.592482][ T1233] dev_queue_xmit_nit+0x1199/0x1270 [ 153.597832][ T1233] dev_hard_start_xmit+0x20f/0xab0 [ 153.602945][ T1233] __dev_queue_xmit+0x2f8d/0x3b20 [ 153.607978][ T1233] dev_queue_xmit+0x4b/0x60 [ 153.612466][ T1233] batadv_send_skb_packet+0x59b/0x8c0 [ 153.617947][ T1233] batadv_send_broadcast_skb+0x76/0x90 [ 153.623436][ T1233] batadv_iv_send_outstanding_bat_ogm_packet+0x97e/0xd50 [ 153.630447][ T1233] process_one_work+0x1555/0x1f40 [ 153.635575][ T1233] worker_thread+0xef6/0x2450 [ 153.640236][ T1233] kthread+0x4b5/0x4f0 [ 153.644295][ T1233] ret_from_fork+0x35/0x40 [ 153.648685][ T1233] [ 153.650990][ T1233] Uninit was stored to memory at: [ 153.656004][ T1233] kmsan_internal_chain_origin+0xad/0x130 [ 153.661807][ T1233] __msan_chain_origin+0x50/0x90 [ 153.666914][ T1233] ___bpf_prog_run+0x6cbe/0x97a0 [ 153.671851][ T1233] __bpf_prog_run32+0x101/0x170 [ 153.676797][ T1233] packet_rcv+0x70f/0x2160 [ 153.681201][ T1233] dev_queue_xmit_nit+0x1199/0x1270 [ 153.686391][ T1233] dev_hard_start_xmit+0x20f/0xab0 [ 153.691494][ T1233] __dev_queue_xmit+0x2f8d/0x3b20 [ 153.696497][ T1233] dev_queue_xmit+0x4b/0x60 [ 153.700996][ T1233] batadv_send_skb_packet+0x59b/0x8c0 [ 153.706359][ T1233] batadv_send_broadcast_skb+0x76/0x90 [ 153.711803][ T1233] batadv_iv_send_outstanding_bat_ogm_packet+0x97e/0xd50 [ 153.718916][ T1233] process_one_work+0x1555/0x1f40 [ 153.723918][ T1233] worker_thread+0xef6/0x2450 [ 153.728657][ T1233] kthread+0x4b5/0x4f0 [ 153.732763][ T1233] ret_from_fork+0x35/0x40 [ 153.737227][ T1233] [ 153.739541][ T1233] Uninit was stored to memory at: [ 153.744559][ T1233] kmsan_internal_chain_origin+0xad/0x130 [ 153.750262][ T1233] __msan_chain_origin+0x50/0x90 [ 153.755177][ T1233] ___bpf_prog_run+0x6c64/0x97a0 [ 153.760116][ T1233] __bpf_prog_run32+0x101/0x170 [ 153.765054][ T1233] packet_rcv+0x70f/0x2160 [ 153.769466][ T1233] dev_queue_xmit_nit+0x1199/0x1270 [ 153.774665][ T1233] dev_hard_start_xmit+0x20f/0xab0 [ 153.779783][ T1233] __dev_queue_xmit+0x2f8d/0x3b20 [ 153.784799][ T1233] dev_queue_xmit+0x4b/0x60 [ 153.789288][ T1233] batadv_send_skb_packet+0x59b/0x8c0 [ 153.794647][ T1233] batadv_send_broadcast_skb+0x76/0x90 [ 153.800091][ T1233] batadv_iv_send_outstanding_bat_ogm_packet+0x97e/0xd50 [ 153.807242][ T1233] process_one_work+0x1555/0x1f40 [ 153.812260][ T1233] worker_thread+0xef6/0x2450 [ 153.817095][ T1233] kthread+0x4b5/0x4f0 [ 153.821182][ T1233] ret_from_fork+0x35/0x40 [ 153.825570][ T1233] [ 153.827880][ T1233] Local variable ----regs@__bpf_prog_run32 created at: [ 153.834712][ T1233] __bpf_prog_run32+0x87/0x170 [ 153.839455][ T1233] __bpf_prog_run32+0x87/0x170 [ 153.844197][ T1233] ===================================================== [ 153.851212][ T1233] Disabling lock debugging due to kernel taint [ 153.857360][ T1233] Kernel panic - not syncing: panic_on_warn set ... [ 153.863944][ T1233] CPU: 1 PID: 1233 Comm: kworker/u4:23 Tainted: G B 5.7.0-rc4-syzkaller #0 [ 153.873822][ T1233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.883899][ T1233] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 153.891827][ T1233] Call Trace: [ 153.895118][ T1233] dump_stack+0x1c9/0x220 [ 153.899450][ T1233] panic+0x3d5/0xc3e [ 153.903348][ T1233] kmsan_report+0x1df/0x1e0 [ 153.907938][ T1233] __msan_warning+0x58/0xa0 [ 153.912445][ T1233] bpf_skb_load_helper_8+0xe0/0x290 [ 153.917647][ T1233] ___bpf_prog_run+0x214d/0x97a0 [ 153.922574][ T1233] ? bpf_skb_get_nlattr_nest+0x2f0/0x2f0 [ 153.928334][ T1233] __bpf_prog_run32+0x101/0x170 [ 153.933403][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 153.938608][ T1233] ? kmsan_get_metadata+0x4f/0x180 [ 153.943730][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 153.949546][ T1233] ? ___bpf_prog_run+0x97a0/0x97a0 [ 153.954662][ T1233] packet_rcv+0x70f/0x2160 [ 153.959077][ T1233] ? packet_sock_destruct+0x1e0/0x1e0 [ 153.964442][ T1233] dev_queue_xmit_nit+0x1199/0x1270 [ 153.969656][ T1233] dev_hard_start_xmit+0x20f/0xab0 [ 153.974756][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 153.979942][ T1233] __dev_queue_xmit+0x2f8d/0x3b20 [ 153.985054][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 153.990245][ T1233] dev_queue_xmit+0x4b/0x60 [ 153.994741][ T1233] batadv_send_skb_packet+0x59b/0x8c0 [ 154.000162][ T1233] batadv_send_broadcast_skb+0x76/0x90 [ 154.005651][ T1233] batadv_iv_send_outstanding_bat_ogm_packet+0x97e/0xd50 [ 154.012685][ T1233] ? batadv_iv_ogm_queue_add+0x1900/0x1900 [ 154.018621][ T1233] process_one_work+0x1555/0x1f40 [ 154.023710][ T1233] worker_thread+0xef6/0x2450 [ 154.028380][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 154.034173][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.039423][ T1233] kthread+0x4b5/0x4f0 [ 154.043477][ T1233] ? process_one_work+0x1f40/0x1f40 [ 154.048661][ T1233] ? kthread_blkcg+0xf0/0xf0 [ 154.053237][ T1233] ret_from_fork+0x35/0x40 [ 154.058388][ T1233] ------------[ cut here ]------------ [ 154.063831][ T1233] kernel BUG at mm/kmsan/kmsan.h:87! [ 154.069235][ T1233] invalid opcode: 0000 [#1] SMP [ 154.074070][ T1233] CPU: 1 PID: 1233 Comm: kworker/u4:23 Tainted: G B 5.7.0-rc4-syzkaller #0 [ 154.084174][ T1233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.094298][ T1233] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 154.102141][ T1233] RIP: 0010:kmsan_internal_check_memory+0x3c0/0x3d0 [ 154.108712][ T1233] Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b 48 c7 c7 31 3a e9 a8 31 c0 e8 61 81 47 ff 0f 0b 0f 0b 0f 0b 0f 0b e8 82 9f 47 ff 0f 0b <0f> 0b 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 83 ff [ 154.128299][ T1233] RSP: 0018:ffffa82642ddef98 EFLAGS: 00010046 [ 154.134345][ T1233] RAX: 0000000000000002 RBX: 00000000049f00b5 RCX: 00000000049f00b5 [ 154.142295][ T1233] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffa82642ddf074 [ 154.150248][ T1233] RBP: ffffa82642ddf040 R08: 0000000000000000 R09: ffffa2656fd28ed0 [ 154.158203][ T1233] R10: 0000000000000000 R11: ffffffff9fb59a10 R12: 0000000000000000 [ 154.166158][ T1233] R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000001 [ 154.174113][ T1233] FS: 0000000000000000(0000) GS:ffffa2656fd00000(0000) knlGS:0000000000000000 [ 154.183023][ T1233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.189584][ T1233] CR2: 00007ffd385fb51c CR3: 00000000ae1dc000 CR4: 00000000001406e0 [ 154.197560][ T1233] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 154.205655][ T1233] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 154.213785][ T1233] Call Trace: [ 154.217233][ T1233] kmsan_check_memory+0xd/0x10 [ 154.221985][ T1233] iowrite8+0x99/0x2e0 [ 154.226082][ T1233] pvpanic_panic_notify+0x99/0xc0 [ 154.231093][ T1233] ? pvpanic_mmio_remove+0x60/0x60 [ 154.236192][ T1233] atomic_notifier_call_chain+0x12a/0x240 [ 154.241898][ T1233] panic+0x468/0xc3e [ 154.245789][ T1233] kmsan_report+0x1df/0x1e0 [ 154.250303][ T1233] __msan_warning+0x58/0xa0 [ 154.254788][ T1233] bpf_skb_load_helper_8+0xe0/0x290 [ 154.259970][ T1233] ___bpf_prog_run+0x214d/0x97a0 [ 154.264912][ T1233] ? bpf_skb_get_nlattr_nest+0x2f0/0x2f0 [ 154.270532][ T1233] __bpf_prog_run32+0x101/0x170 [ 154.275368][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.280556][ T1233] ? kmsan_get_metadata+0x4f/0x180 [ 154.285672][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 154.291457][ T1233] ? ___bpf_prog_run+0x97a0/0x97a0 [ 154.296704][ T1233] packet_rcv+0x70f/0x2160 [ 154.301116][ T1233] ? packet_sock_destruct+0x1e0/0x1e0 [ 154.306485][ T1233] dev_queue_xmit_nit+0x1199/0x1270 [ 154.311679][ T1233] dev_hard_start_xmit+0x20f/0xab0 [ 154.316783][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.321971][ T1233] __dev_queue_xmit+0x2f8d/0x3b20 [ 154.327007][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.332198][ T1233] dev_queue_xmit+0x4b/0x60 [ 154.336692][ T1233] batadv_send_skb_packet+0x59b/0x8c0 [ 154.342053][ T1233] batadv_send_broadcast_skb+0x76/0x90 [ 154.347663][ T1233] batadv_iv_send_outstanding_bat_ogm_packet+0x97e/0xd50 [ 154.354773][ T1233] ? batadv_iv_ogm_queue_add+0x1900/0x1900 [ 154.360565][ T1233] process_one_work+0x1555/0x1f40 [ 154.365657][ T1233] worker_thread+0xef6/0x2450 [ 154.370320][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 154.376253][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.381451][ T1233] kthread+0x4b5/0x4f0 [ 154.385510][ T1233] ? process_one_work+0x1f40/0x1f40 [ 154.390709][ T1233] ? kthread_blkcg+0xf0/0xf0 [ 154.395284][ T1233] ret_from_fork+0x35/0x40 [ 154.399677][ T1233] Modules linked in: [ 154.403580][ T1233] ---[ end trace 4ed0043f93c3510f ]--- [ 154.409029][ T1233] RIP: 0010:kmsan_internal_check_memory+0x3c0/0x3d0 [ 154.415599][ T1233] Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b 48 c7 c7 31 3a e9 a8 31 c0 e8 61 81 47 ff 0f 0b 0f 0b 0f 0b 0f 0b e8 82 9f 47 ff 0f 0b <0f> 0b 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 83 ff [ 154.435185][ T1233] RSP: 0018:ffffa82642ddef98 EFLAGS: 00010046 [ 154.441420][ T1233] RAX: 0000000000000002 RBX: 00000000049f00b5 RCX: 00000000049f00b5 [ 154.449441][ T1233] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffa82642ddf074 [ 154.457451][ T1233] RBP: ffffa82642ddf040 R08: 0000000000000000 R09: ffffa2656fd28ed0 [ 154.465407][ T1233] R10: 0000000000000000 R11: ffffffff9fb59a10 R12: 0000000000000000 [ 154.473361][ T1233] R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000001 [ 154.481346][ T1233] FS: 0000000000000000(0000) GS:ffffa2656fd00000(0000) knlGS:0000000000000000 [ 154.490257][ T1233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.496824][ T1233] CR2: 00007ffd385fb51c CR3: 00000000ae1dc000 CR4: 00000000001406e0 [ 154.504784][ T1233] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 154.512850][ T1233] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 154.520808][ T1233] Kernel panic - not syncing: Fatal exception in interrupt [ 154.528056][ T1233] ------------[ cut here ]------------ [ 154.533514][ T1233] kernel BUG at mm/kmsan/kmsan.h:87! [ 154.538893][ T1233] invalid opcode: 0000 [#2] SMP [ 154.543737][ T1233] CPU: 1 PID: 1233 Comm: kworker/u4:23 Tainted: G B D 5.7.0-rc4-syzkaller #0 [ 154.553597][ T1233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.563695][ T1233] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 154.571492][ T1233] RIP: 0010:kmsan_internal_check_memory+0x3c0/0x3d0 [ 154.578061][ T1233] Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b 48 c7 c7 31 3a e9 a8 31 c0 e8 61 81 47 ff 0f 0b 0f 0b 0f 0b 0f 0b e8 82 9f 47 ff 0f 0b <0f> 0b 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 83 ff [ 154.597662][ T1233] RSP: 0018:ffffa82642dde988 EFLAGS: 00010002 [ 154.603820][ T1233] RAX: 0000000000000003 RBX: 00000000062200b4 RCX: 00000000062200b4 [ 154.611769][ T1233] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffa82642ddea64 [ 154.619721][ T1233] RBP: ffffa82642ddea30 R08: 0000000000000000 R09: ffffa2656fd28ed0 [ 154.627673][ T1233] R10: 0000000000000000 R11: ffffffff9fb59a10 R12: 0000000000000000 [ 154.635625][ T1233] R13: 0000000000000001 R14: 0000000000000006 R15: 0000000000000001 [ 154.643702][ T1233] FS: 0000000000000000(0000) GS:ffffa2656fd00000(0000) knlGS:0000000000000000 [ 154.652765][ T1233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.659493][ T1233] CR2: 00007ffd385fb51c CR3: 00000000ae1dc000 CR4: 00000000001406e0 [ 154.667461][ T1233] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 154.675562][ T1233] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 154.683608][ T1233] Call Trace: [ 154.686890][ T1233] ? vprintk_default+0x90/0xa0 [ 154.691747][ T1233] kmsan_check_memory+0xd/0x10 [ 154.696510][ T1233] iowrite8+0x99/0x2e0 [ 154.700591][ T1233] pvpanic_panic_notify+0x99/0xc0 [ 154.705599][ T1233] ? pvpanic_mmio_remove+0x60/0x60 [ 154.710697][ T1233] atomic_notifier_call_chain+0x12a/0x240 [ 154.716472][ T1233] panic+0x468/0xc3e [ 154.720369][ T1233] oops_end+0x2a5/0x2d0 [ 154.724559][ T1233] die+0x317/0x370 [ 154.728271][ T1233] do_trap+0x3c0/0x760 [ 154.732355][ T1233] do_invalid_op+0x2d4/0x370 [ 154.736931][ T1233] ? kmsan_internal_check_memory+0x3c0/0x3d0 [ 154.742925][ T1233] ? kmsan_internal_check_memory+0x3c0/0x3d0 [ 154.748902][ T1233] invalid_op+0x3d/0x50 [ 154.753039][ T1233] RIP: 0010:kmsan_internal_check_memory+0x3c0/0x3d0 [ 154.759605][ T1233] Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b 48 c7 c7 31 3a e9 a8 31 c0 e8 61 81 47 ff 0f 0b 0f 0b 0f 0b 0f 0b e8 82 9f 47 ff 0f 0b <0f> 0b 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 83 ff [ 154.779251][ T1233] RSP: 0018:ffffa82642ddef98 EFLAGS: 00010046 [ 154.785307][ T1233] RAX: 0000000000000002 RBX: 00000000049f00b5 RCX: 00000000049f00b5 [ 154.793462][ T1233] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffa82642ddf074 [ 154.801534][ T1233] RBP: ffffa82642ddf040 R08: 0000000000000000 R09: ffffa2656fd28ed0 [ 154.809491][ T1233] R10: 0000000000000000 R11: ffffffff9fb59a10 R12: 0000000000000000 [ 154.817435][ T1233] R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000001 [ 154.825404][ T1233] ? pvpanic_mmio_remove+0x60/0x60 [ 154.830614][ T1233] ? kmsan_internal_check_memory+0x324/0x3d0 [ 154.836728][ T1233] kmsan_check_memory+0xd/0x10 [ 154.841552][ T1233] iowrite8+0x99/0x2e0 [ 154.845609][ T1233] pvpanic_panic_notify+0x99/0xc0 [ 154.850618][ T1233] ? pvpanic_mmio_remove+0x60/0x60 [ 154.855717][ T1233] atomic_notifier_call_chain+0x12a/0x240 [ 154.861423][ T1233] panic+0x468/0xc3e [ 154.865318][ T1233] kmsan_report+0x1df/0x1e0 [ 154.869807][ T1233] __msan_warning+0x58/0xa0 [ 154.874322][ T1233] bpf_skb_load_helper_8+0xe0/0x290 [ 154.879510][ T1233] ___bpf_prog_run+0x214d/0x97a0 [ 154.884450][ T1233] ? bpf_skb_get_nlattr_nest+0x2f0/0x2f0 [ 154.890068][ T1233] __bpf_prog_run32+0x101/0x170 [ 154.894904][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.900085][ T1233] ? kmsan_get_metadata+0x4f/0x180 [ 154.905198][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 154.910993][ T1233] ? ___bpf_prog_run+0x97a0/0x97a0 [ 154.916093][ T1233] packet_rcv+0x70f/0x2160 [ 154.920508][ T1233] ? packet_sock_destruct+0x1e0/0x1e0 [ 154.925863][ T1233] dev_queue_xmit_nit+0x1199/0x1270 [ 154.931055][ T1233] dev_hard_start_xmit+0x20f/0xab0 [ 154.936184][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.941372][ T1233] __dev_queue_xmit+0x2f8d/0x3b20 [ 154.946600][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 154.951795][ T1233] dev_queue_xmit+0x4b/0x60 [ 154.956290][ T1233] batadv_send_skb_packet+0x59b/0x8c0 [ 154.961656][ T1233] batadv_send_broadcast_skb+0x76/0x90 [ 154.967119][ T1233] batadv_iv_send_outstanding_bat_ogm_packet+0x97e/0xd50 [ 154.974276][ T1233] ? batadv_iv_ogm_queue_add+0x1900/0x1900 [ 154.980070][ T1233] process_one_work+0x1555/0x1f40 [ 154.985106][ T1233] worker_thread+0xef6/0x2450 [ 154.989907][ T1233] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 154.995697][ T1233] ? kmsan_get_metadata+0x11d/0x180 [ 155.000907][ T1233] kthread+0x4b5/0x4f0 [ 155.004961][ T1233] ? process_one_work+0x1f40/0x1f40 [ 155.010155][ T1233] ? kthread_blkcg+0xf0/0xf0 [ 155.014734][ T1233] ret_from_fork+0x35/0x40 [ 155.019131][ T1233] Modules linked in: [ 155.023020][ T1233] ---[ end trace 4ed0043f93c35110 ]--- [ 155.028462][ T1233] RIP: 0010:kmsan_internal_check_memory+0x3c0/0x3d0 [ 155.035031][ T1233] Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b 48 c7 c7 31 3a e9 a8 31 c0 e8 61 81 47 ff 0f 0b 0f 0b 0f 0b 0f 0b e8 82 9f 47 ff 0f 0b <0f> 0b 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 83 ff [ 155.054620][ T1233] RSP: 0018:ffffa82642ddef98 EFLAGS: 00010046 [ 155.060669][ T1233] RAX: 0000000000000002 RBX: 00000000049f00b5 RCX: 00000000049f00b5 [ 155.068623][ T1233] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffa82642ddf074 [ 155.076665][ T1233] RBP: ffffa82642ddf040 R08: 0000000000000000 R09: ffffa2656fd28ed0 [ 155.084622][ T1233] R10: 0000000000000000 R11: ffffffff9fb59a10 R12: 0000000000000000 [ 155.092582][ T1233] R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000001 [ 155.100621][ T1233] FS: 0000000000000000(0000) GS:ffffa2656fd00000(0000) knlGS:0000000000000000 [ 155.109529][ T1233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.116092][ T1233] CR2: 00007ffd385fb51c CR3: 00000000ae1dc000 CR4: 00000000001406e0 [ 155.124045][ T1233] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 155.132103][ T1233] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 155.140078][ T1233] Kernel panic - not syncing: Fatal exception in interrupt [ 155.148016][ T1233] Kernel Offset: 0x19800000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 155.159631][ T1233] Rebooting in 86400 seconds..