syzkaller login: [ 91.716290][ T32] audit: type=1400 audit(1609025428.533:8): avc: denied { execmem } for pid=7706 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 91.891612][ T32] audit: type=1400 audit(1609025428.703:9): avc: denied { sys_admin } for pid=7706 comm="syz-executor.0" capability=21 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=cap_userns permissive=1
[ 91.908772][ T7707] IPVS: ftp: loaded support on port[0] = 21
[ 91.996074][ T32] audit: type=1400 audit(1609025428.813:10): avc: denied { sys_chroot } for pid=7707 comm="syz-executor.0" capability=18 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=cap_userns permissive=1
[ 97.375795][ T7686] can: request_module (can-proto-0) failed.
[ 97.397118][ T7686] can: request_module (can-proto-0) failed.
[ 97.417156][ T7686] can: request_module (can-proto-7) failed.
[ 97.432462][ T7686] can: request_module (can-proto-0) failed.
[ 97.510690][ T32] audit: type=1400 audit(1609025434.323:11): avc: denied { create } for pid=7686 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1
Warning: Permanently added '10.128.0.226' (ECDSA) to the list of known hosts.
2020/12/26 23:30:43 parsed 1 programs
2020/12/26 23:30:44 executed programs: 0
[ 107.924121][ T32] audit: type=1400 audit(1609025444.733:12): avc: denied { execmem } for pid=7817 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 108.054976][ T7820] IPVS: ftp: loaded support on port[0] = 21
[ 108.089394][ T7829] IPVS: ftp: loaded support on port[0] = 21
[ 108.108489][ T7823] IPVS: ftp: loaded support on port[0] = 21
[ 108.141684][ T7828] IPVS: ftp: loaded support on port[0] = 21
[ 108.157364][ T7822] IPVS: ftp: loaded support on port[0] = 21
[ 108.476276][ T7826] IPVS: ftp: loaded support on port[0] = 21
[ 108.772137][ T7823] chnl_net:caif_netlink_parms(): no params data found
[ 109.240065][ T7820] chnl_net:caif_netlink_parms(): no params data found
[ 109.268154][ T7828] chnl_net:caif_netlink_parms(): no params data found
[ 109.290208][ T7829] chnl_net:caif_netlink_parms(): no params data found
[ 109.365355][ T7823] bridge0: port 1(bridge_slave_0) entered blocking state
[ 109.372588][ T7823] bridge0: port 1(bridge_slave_0) entered disabled state
[ 109.382392][ T7823] device bridge_slave_0 entered promiscuous mode
[ 109.474256][ T7823] bridge0: port 2(bridge_slave_1) entered blocking state
[ 109.481527][ T7823] bridge0: port 2(bridge_slave_1) entered disabled state
[ 109.493119][ T7823] device bridge_slave_1 entered promiscuous mode
[ 109.534675][ T7822] chnl_net:caif_netlink_parms(): no params data found
[ 109.707522][ T7826] chnl_net:caif_netlink_parms(): no params data found
[ 109.728577][ T7823] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 109.738454][ T7828] bridge0: port 1(bridge_slave_0) entered blocking state
[ 109.746334][ T7828] bridge0: port 1(bridge_slave_0) entered disabled state
[ 109.757686][ T7828] device bridge_slave_0 entered promiscuous mode
[ 109.769454][ T7829] bridge0: port 1(bridge_slave_0) entered blocking state
[ 109.776803][ T7829] bridge0: port 1(bridge_slave_0) entered disabled state
[ 109.791703][ T7829] device bridge_slave_0 entered promiscuous mode
[ 109.841492][ T7823] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 109.856158][ T7828] bridge0: port 2(bridge_slave_1) entered blocking state
[ 109.864128][ T7828] bridge0: port 2(bridge_slave_1) entered disabled state
[ 109.874099][ T7828] device bridge_slave_1 entered promiscuous mode
[ 109.884204][ T7829] bridge0: port 2(bridge_slave_1) entered blocking state
[ 109.892139][ T7829] bridge0: port 2(bridge_slave_1) entered disabled state
[ 109.906833][ T7829] device bridge_slave_1 entered promiscuous mode
[ 109.950451][ T7820] bridge0: port 1(bridge_slave_0) entered blocking state
[ 109.959626][ T7820] bridge0: port 1(bridge_slave_0) entered disabled state
[ 109.973626][ T7820] device bridge_slave_0 entered promiscuous mode
[ 110.060743][ T7823] team0: Port device team_slave_0 added
[ 110.067586][ T7822] bridge0: port 1(bridge_slave_0) entered blocking state
[ 110.075008][ T7822] bridge0: port 1(bridge_slave_0) entered disabled state
[ 110.088447][ T7822] device bridge_slave_0 entered promiscuous mode
[ 110.111250][ T7822] bridge0: port 2(bridge_slave_1) entered blocking state
[ 110.118583][ T7822] bridge0: port 2(bridge_slave_1) entered disabled state
[ 110.127849][ T7822] device bridge_slave_1 entered promiscuous mode
[ 110.137393][ T7820] bridge0: port 2(bridge_slave_1) entered blocking state
[ 110.144911][ T7820] bridge0: port 2(bridge_slave_1) entered disabled state
[ 110.154177][ T7820] device bridge_slave_1 entered promiscuous mode
[ 110.216156][ T7828] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 110.242906][ T7829] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 110.266828][ T7823] team0: Port device team_slave_1 added
[ 110.310102][ T7828] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 110.341604][ T7829] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 110.380811][ T7820] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 110.394639][ T7822] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 110.438492][ T7820] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 110.448543][ T7826] bridge0: port 1(bridge_slave_0) entered blocking state
[ 110.461882][ T7826] bridge0: port 1(bridge_slave_0) entered disabled state
[ 110.471148][ T7826] device bridge_slave_0 entered promiscuous mode
[ 110.529212][ T7822] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 110.585053][ T7823] device hsr_slave_0 entered promiscuous mode
[ 110.628387][ T7823] device hsr_slave_1 entered promiscuous mode
[ 110.788025][ T7826] bridge0: port 2(bridge_slave_1) entered blocking state
[ 110.795376][ T7826] bridge0: port 2(bridge_slave_1) entered disabled state
[ 110.809402][ T7826] device bridge_slave_1 entered promiscuous mode
[ 110.823908][ T7828] team0: Port device team_slave_0 added
[ 110.848369][ T7828] team0: Port device team_slave_1 added
[ 110.908498][ T7829] team0: Port device team_slave_0 added
[ 110.918521][ T7829] team0: Port device team_slave_1 added
[ 110.957789][ T7820] team0: Port device team_slave_0 added
[ 111.013307][ T7820] team0: Port device team_slave_1 added
[ 111.026997][ T7826] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 111.077212][ T7822] team0: Port device team_slave_0 added
[ 111.099256][ T7822] team0: Port device team_slave_1 added
[ 111.219984][ T7829] device hsr_slave_0 entered promiscuous mode
[ 111.274736][ T7829] device hsr_slave_1 entered promiscuous mode
[ 111.313641][ T7829] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 111.321304][ T7829] Cannot create hsr debugfs directory
[ 111.350499][ T7826] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 111.408305][ T7828] device hsr_slave_0 entered promiscuous mode
[ 111.443928][ T7828] device hsr_slave_1 entered promiscuous mode
[ 111.503594][ T7828] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 111.511930][ T7828] Cannot create hsr debugfs directory
[ 111.681003][ T7820] device hsr_slave_0 entered promiscuous mode
[ 111.724318][ T7820] device hsr_slave_1 entered promiscuous mode
[ 111.763495][ T7820] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 111.771349][ T7820] Cannot create hsr debugfs directory
[ 111.783340][ T7823] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 111.846636][ T7823] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 111.970080][ T7822] device hsr_slave_0 entered promiscuous mode
[ 112.024267][ T7822] device hsr_slave_1 entered promiscuous mode
[ 112.063526][ T7822] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 112.071733][ T7822] Cannot create hsr debugfs directory
[ 112.107762][ T7823] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 112.160360][ T7826] team0: Port device team_slave_0 added
[ 112.167528][ T7823] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 112.221968][ T7829] netdevsim netdevsim1 netdevsim0: renamed from eth0
[ 112.260800][ T7826] team0: Port device team_slave_1 added
[ 112.267221][ T7829] netdevsim netdevsim1 netdevsim1: renamed from eth1
[ 112.317226][ T7829] netdevsim netdevsim1 netdevsim2: renamed from eth2
[ 112.368803][ T7829] netdevsim netdevsim1 netdevsim3: renamed from eth3
[ 112.568981][ T7826] device hsr_slave_0 entered promiscuous mode
[ 112.614472][ T7826] device hsr_slave_1 entered promiscuous mode
[ 112.653692][ T7826] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 112.661324][ T7826] Cannot create hsr debugfs directory
[ 112.726285][ T7828] netdevsim netdevsim3 netdevsim0: renamed from eth0
[ 112.787023][ T7828] netdevsim netdevsim3 netdevsim1: renamed from eth1
[ 112.839816][ T7828] netdevsim netdevsim3 netdevsim2: renamed from eth2
[ 112.940388][ T7828] netdevsim netdevsim3 netdevsim3: renamed from eth3
[ 112.984334][ T7826] netdevsim netdevsim5 netdevsim0: renamed from eth0
[ 113.019168][ T7826] netdevsim netdevsim5 netdevsim1: renamed from eth1
[ 113.101469][ T7826] netdevsim netdevsim5 netdevsim2: renamed from eth2
[ 113.188985][ T7826] netdevsim netdevsim5 netdevsim3: renamed from eth3
[ 113.250008][ T7822] netdevsim netdevsim4 netdevsim0: renamed from eth0
[ 113.282087][ T7822] netdevsim netdevsim4 netdevsim1: renamed from eth1
[ 113.320945][ T7822] netdevsim netdevsim4 netdevsim2: renamed from eth2
[ 113.442972][ T7820] netdevsim netdevsim2 netdevsim0: renamed from eth0
[ 113.488029][ T7822] netdevsim netdevsim4 netdevsim3: renamed from eth3
[ 113.565825][ T7829] 8021q: adding VLAN 0 to HW filter on device bond0
[ 113.574747][ T7820] netdevsim netdevsim2 netdevsim1: renamed from eth1
[ 113.636422][ T7820] netdevsim netdevsim2 netdevsim2: renamed from eth2
[ 113.720296][ T7823] 8021q: adding VLAN 0 to HW filter on device bond0
[ 113.731396][ T7820] netdevsim netdevsim2 netdevsim3: renamed from eth3
[ 113.813957][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 113.822569][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 113.878856][ T7829] 8021q: adding VLAN 0 to HW filter on device team0
[ 113.923772][ T7823] 8021q: adding VLAN 0 to HW filter on device team0
[ 113.932352][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 113.941831][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 114.073674][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 114.083382][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 114.093558][ T4557] bridge0: port 1(bridge_slave_0) entered blocking state
[ 114.100771][ T4557] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 114.111162][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 114.126422][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 114.135766][ T4557] bridge0: port 2(bridge_slave_1) entered blocking state
[ 114.143524][ T4557] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 114.157324][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 114.167203][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 114.176511][ T4557] bridge0: port 1(bridge_slave_0) entered blocking state
[ 114.183987][ T4557] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 114.198137][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 114.210582][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 114.219879][ T4557] bridge0: port 2(bridge_slave_1) entered blocking state
[ 114.230312][ T4557] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 114.239424][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 114.255240][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 114.274056][ T4557] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 114.379129][ T7828] 8021q: adding VLAN 0 to HW filter on device bond0
[ 114.388046][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 114.397723][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 114.406846][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 114.417426][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 114.427592][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 114.437745][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 114.448181][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 114.462425][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 114.471923][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 114.486958][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 114.504703][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 114.517435][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 114.528758][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 114.545464][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 114.555167][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 114.594971][ T7826] 8021q: adding VLAN 0 to HW filter on device bond0
[ 114.628885][ T7829] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 114.650046][ T8758] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 114.659727][ T8758] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 114.669052][ T8758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 114.678640][ T8758] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 114.688686][ T8758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 114.698098][ T8758] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 114.749801][ T7822] 8021q: adding VLAN 0 to HW filter on device bond0
[ 114.778528][ T7823] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 114.787646][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 114.796628][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 114.818592][ T7828] 8021q: adding VLAN 0 to HW filter on device team0
[ 114.859475][ T7826] 8021q: adding VLAN 0 to HW filter on device team0
[ 114.882520][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 114.891272][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 114.942500][ T7823] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 114.967922][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 114.978749][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 114.991344][ T5] bridge0: port 1(bridge_slave_0) entered blocking state
[ 114.998728][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 115.012420][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 115.026711][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 115.034686][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 115.044313][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 115.058797][ T5] bridge0: port 2(bridge_slave_1) entered blocking state
[ 115.068133][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 115.082644][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 115.103546][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 115.123715][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 115.155608][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 115.163784][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 115.191657][ T7822] 8021q: adding VLAN 0 to HW filter on device team0
[ 115.205434][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 115.214824][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 115.223531][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 115.238574][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 115.247822][ T24] bridge0: port 1(bridge_slave_0) entered blocking state
[ 115.255086][ T24] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 115.284513][ T7829] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 115.308369][ T7820] 8021q: adding VLAN 0 to HW filter on device bond0
[ 115.430058][ T8764] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 115.461573][ T8764] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready
[ 115.469160][ T8764] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready
[ 115.517314][ C1] =====================================================
[ 115.524291][ C1] BUG: KMSAN: uninit-value in eth_type_trans+0x840/0xa90
[ 115.531312][ C1] CPU: 1 PID: 8765 Comm: syz-executor.0 Not tainted 5.10.0-rc4-syzkaller #0
[ 115.539966][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 115.550007][ C1] Call Trace:
[ 115.553283][ C1]
[ 115.556148][ C1] dump_stack+0x1df/0x240
[ 115.560475][ C1] kmsan_report+0xf7/0x1e0
[ 115.564883][ C1] __msan_warning+0x5f/0xa0
[ 115.569386][ C1] eth_type_trans+0x840/0xa90
[ 115.574053][ C1] ip_tunnel_rcv+0x2932/0x2ff0
[ 115.578822][ C1] gre_rcv+0x1803/0x1bd0
[ 115.583055][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 115.588852][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 115.594908][ C1] ? raw_local_deliver+0xda/0x18e0
[ 115.600020][ C1] ? erspan_build_header_v2+0x620/0x620
[ 115.605727][ C1] gre_rcv+0x2f1/0x3f0
[ 115.609805][ C1] ? gre_parse_header+0x1a00/0x1a00
[ 115.615007][ C1] ip_protocol_deliver_rcu+0x6e6/0xba0
[ 115.620468][ C1] ip_local_deliver+0x645/0x7f0
[ 115.625321][ C1] ? ip_local_deliver+0x7f0/0x7f0
[ 115.630342][ C1] ? ip_protocol_deliver_rcu+0xba0/0xba0
[ 115.635968][ C1] ip_rcv+0x71b/0x790
[ 115.639943][ C1] ? ip_rcv_core+0x1260/0x1260
[ 115.644698][ C1] ? ip_local_deliver_finish+0x360/0x360
[ 115.650318][ C1] process_backlog+0xfcc/0x1530
[ 115.655167][ C1] ? flat_init_apic_ldr+0x180/0x180
[ 115.660367][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 115.665646][ C1] net_rx_action+0x791/0x1b40
[ 115.670315][ C1] ? net_tx_action+0xb60/0xb60
[ 115.675070][ C1] __do_softirq+0x261/0x74a
[ 115.679574][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20
[ 115.685630][ C1] asm_call_irq_on_stack+0x12/0x20
[ 115.690721][ C1]
[ 115.693729][ C1] do_softirq_own_stack+0x6e/0x90
[ 115.698765][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 115.703968][ C1] local_bh_enable+0x36/0x40
[ 115.708555][ C1] ip_finish_output2+0x1fe8/0x24a0
[ 115.713658][ C1] ? nf_ct_deliver_cached_events+0x518/0x6c0
[ 115.719629][ C1] __ip_finish_output+0x82b/0xd50
[ 115.724642][ C1] ip_finish_output+0x2c3/0x410
[ 115.729480][ C1] ip_output+0x5a4/0x690
[ 115.733721][ C1] ? ip_mc_finish_output+0x6a0/0x6a0
[ 115.739266][ C1] ? ip_finish_output+0x410/0x410
[ 115.744273][ C1] __ip_queue_xmit+0x1b8d/0x21d0
[ 115.749197][ C1] ? kmsan_get_metadata+0x4f/0x180
[ 115.754301][ C1] ip_queue_xmit+0xcc/0xf0
[ 115.758712][ C1] ? __ip_queue_xmit+0x21d0/0x21d0
[ 115.763812][ C1] __tcp_transmit_skb+0x4807/0x6ab0
[ 115.768995][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 115.774188][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 115.779390][ C1] tcp_connect+0x3f49/0x6940
[ 115.783972][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 115.789161][ C1] tcp_v6_connect+0x25f7/0x2790
[ 115.793997][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 115.799807][ C1] ? tcp_v6_pre_connect+0x130/0x130
[ 115.805083][ C1] __inet_stream_connect+0x2f5/0x1300
[ 115.810636][ C1] ? __local_bh_enable_ip+0x97/0x1d0
[ 115.815910][ C1] ? local_bh_enable+0x36/0x40
[ 115.820661][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 115.825847][ C1] inet_stream_connect+0x101/0x180
[ 115.830958][ C1] __sys_connect+0x6ee/0x760
[ 115.835536][ C1] ? __inet_stream_connect+0x1300/0x1300
[ 115.841155][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 115.846338][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 115.851530][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 115.857326][ C1] __se_sys_connect+0x8d/0xb0
[ 115.861987][ C1] __x64_sys_connect+0x4a/0x70
[ 115.866737][ C1] do_syscall_64+0xa2/0x120
[ 115.871229][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 115.877190][ C1] RIP: 0033:0x45a999
[ 115.881074][ C1] Code: 2d b6 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00
[ 115.900670][ C1] RSP: 002b:00007fc34644fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 115.909179][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a999
[ 115.917150][ C1] RDX: 000000000000001c RSI: 0000000020000140 RDI: 0000000000000004
[ 115.925106][ C1] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
[ 115.933074][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc3464506d4
[ 115.941042][ C1] R13: 00000000004c112b R14: 00000000004d4f18 R15: 00000000ffffffff
[ 115.949001][ C1]
[ 115.951319][ C1] Uninit was created at:
[ 115.955553][ C1] kmsan_internal_poison_shadow+0x5c/0xf0
[ 115.961258][ C1] kmsan_slab_alloc+0x8d/0xe0
[ 115.965920][ C1] __kmalloc_node_track_caller+0x9e8/0x1740
[ 115.971804][ C1] __alloc_skb+0x2d8/0xa90
[ 115.976216][ C1] sk_stream_alloc_skb+0x3ee/0x1180
[ 115.981420][ C1] tcp_connect+0x2571/0x6940
[ 115.986084][ C1] tcp_v6_connect+0x25f7/0x2790
[ 115.990923][ C1] __inet_stream_connect+0x2f5/0x1300
[ 115.996283][ C1] inet_stream_connect+0x101/0x180
[ 116.001378][ C1] __sys_connect+0x6ee/0x760
[ 116.005957][ C1] __se_sys_connect+0x8d/0xb0
[ 116.012544][ C1] __x64_sys_connect+0x4a/0x70
[ 116.017313][ C1] do_syscall_64+0xa2/0x120
[ 116.021801][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 116.027668][ C1] =====================================================
[ 116.034840][ C1] Disabling lock debugging due to kernel taint
[ 116.040971][ C1] Kernel panic - not syncing: panic_on_warn set ...
[ 116.047559][ C1] CPU: 1 PID: 8765 Comm: syz-executor.0 Tainted: G B 5.10.0-rc4-syzkaller #0
[ 116.057599][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 116.067647][ C1] Call Trace:
[ 116.070920][ C1]
[ 116.073777][ C1] dump_stack+0x1df/0x240
[ 116.078093][ C1] panic+0x3c7/0xc1e
[ 116.081982][ C1] kmsan_report+0x1da/0x1e0
[ 116.086473][ C1] __msan_warning+0x5f/0xa0
[ 116.090965][ C1] eth_type_trans+0x840/0xa90
[ 116.095810][ C1] ip_tunnel_rcv+0x2932/0x2ff0
[ 116.100578][ C1] gre_rcv+0x1803/0x1bd0
[ 116.104805][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 116.110595][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20
[ 116.116647][ C1] ? raw_local_deliver+0xda/0x18e0
[ 116.121748][ C1] ? erspan_build_header_v2+0x620/0x620
[ 116.127280][ C1] gre_rcv+0x2f1/0x3f0
[ 116.131360][ C1] ? gre_parse_header+0x1a00/0x1a00
[ 116.136557][ C1] ip_protocol_deliver_rcu+0x6e6/0xba0
[ 116.142007][ C1] ip_local_deliver+0x645/0x7f0
[ 116.146868][ C1] ? ip_local_deliver+0x7f0/0x7f0
[ 116.151904][ C1] ? ip_protocol_deliver_rcu+0xba0/0xba0
[ 116.157520][ C1] ip_rcv+0x71b/0x790
[ 116.161502][ C1] ? ip_rcv_core+0x1260/0x1260
[ 116.166249][ C1] ? ip_local_deliver_finish+0x360/0x360
[ 116.171870][ C1] process_backlog+0xfcc/0x1530
[ 116.176714][ C1] ? flat_init_apic_ldr+0x180/0x180
[ 116.181920][ C1] ? rps_trigger_softirq+0x2e0/0x2e0
[ 116.187195][ C1] net_rx_action+0x791/0x1b40
[ 116.191863][ C1] ? net_tx_action+0xb60/0xb60
[ 116.196618][ C1] __do_softirq+0x261/0x74a
[ 116.201128][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20
[ 116.207271][ C1] asm_call_irq_on_stack+0x12/0x20
[ 116.212360][ C1]
[ 116.215284][ C1] do_softirq_own_stack+0x6e/0x90
[ 116.220320][ C1] __local_bh_enable_ip+0x184/0x1d0
[ 116.225533][ C1] local_bh_enable+0x36/0x40
[ 116.230106][ C1] ip_finish_output2+0x1fe8/0x24a0
[ 116.235206][ C1] ? nf_ct_deliver_cached_events+0x518/0x6c0
[ 116.241177][ C1] __ip_finish_output+0x82b/0xd50
[ 116.246210][ C1] ip_finish_output+0x2c3/0x410
[ 116.251057][ C1] ip_output+0x5a4/0x690
[ 116.255288][ C1] ? ip_mc_finish_output+0x6a0/0x6a0
[ 116.260577][ C1] ? ip_finish_output+0x410/0x410
[ 116.265588][ C1] __ip_queue_xmit+0x1b8d/0x21d0
[ 116.270603][ C1] ? kmsan_get_metadata+0x4f/0x180
[ 116.275718][ C1] ip_queue_xmit+0xcc/0xf0
[ 116.280142][ C1] ? __ip_queue_xmit+0x21d0/0x21d0
[ 116.285252][ C1] __tcp_transmit_skb+0x4807/0x6ab0
[ 116.290454][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 116.295648][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 116.300850][ C1] tcp_connect+0x3f49/0x6940
[ 116.305467][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 116.310668][ C1] tcp_v6_connect+0x25f7/0x2790
[ 116.315519][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 116.321325][ C1] ? tcp_v6_pre_connect+0x130/0x130
[ 116.326534][ C1] __inet_stream_connect+0x2f5/0x1300
[ 116.331916][ C1] ? __local_bh_enable_ip+0x97/0x1d0
[ 116.337201][ C1] ? local_bh_enable+0x36/0x40
[ 116.341964][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 116.347172][ C1] inet_stream_connect+0x101/0x180
[ 116.352272][ C1] __sys_connect+0x6ee/0x760
[ 116.356853][ C1] ? __inet_stream_connect+0x1300/0x1300
[ 116.362481][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 116.371573][ C1] ? kmsan_get_metadata+0x11d/0x180
[ 116.376934][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0
[ 116.382732][ C1] __se_sys_connect+0x8d/0xb0
[ 116.387395][ C1] __x64_sys_connect+0x4a/0x70
[ 116.392144][ C1] do_syscall_64+0xa2/0x120
[ 116.396652][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 116.402526][ C1] RIP: 0033:0x45a999
[ 116.406422][ C1] Code: 2d b6 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00
[ 116.426098][ C1] RSP: 002b:00007fc34644fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 116.434672][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a999
[ 116.442629][ C1] RDX: 000000000000001c RSI: 0000000020000140 RDI: 0000000000000004
[ 116.450935][ C1] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
[ 116.458903][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc3464506d4
[ 116.466860][ C1] R13: 00000000004c112b R14: 00000000004d4f18 R15: 00000000ffffffff
[ 116.476321][ C1] Kernel Offset: 0xe600000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 116.488051][ C1] Rebooting in 86400 seconds..