Warning: Permanently added '10.128.1.183' (ECDSA) to the list of known hosts. syzkaller login: [ 44.571008][ T3960] chnl_net:caif_netlink_parms(): no params data found [ 44.609900][ T3960] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.611637][ T3960] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.614457][ T3960] device bridge_slave_0 entered promiscuous mode [ 44.618482][ T3960] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.620157][ T3960] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.622991][ T3960] device bridge_slave_1 entered promiscuous mode [ 44.639866][ T3960] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.644006][ T3960] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.659233][ T3960] team0: Port device team_slave_0 added [ 44.662924][ T3960] team0: Port device team_slave_1 added [ 44.678068][ T3960] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.679671][ T3960] 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. [ 44.685841][ T3960] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.690051][ T3960] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.691548][ T3960] 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. [ 44.697687][ T3960] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.774483][ T3960] device hsr_slave_0 entered promiscuous mode [ 44.822294][ T3960] device hsr_slave_1 entered promiscuous mode [ 44.950291][ T3960] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.004235][ T3960] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.034874][ T3960] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.094288][ T3960] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.150925][ T3960] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.152567][ T3960] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.154698][ T3960] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.156610][ T3960] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.198744][ T3960] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.206299][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.209983][ T25] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.214291][ T25] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.216902][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 45.223980][ T3960] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.235144][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.237375][ T1711] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.238948][ T1711] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.240957][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.243541][ T1711] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.245201][ T1711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.258246][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.260665][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.266728][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.272774][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.279540][ T3960] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.283066][ T3960] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.285422][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.297285][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.298915][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.308923][ T3960] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.324043][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.335446][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.337650][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.339915][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.345413][ T3960] device veth0_vlan entered promiscuous mode [ 45.351217][ T3960] device veth1_vlan entered promiscuous mode [ 45.364776][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.366877][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.369210][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.375044][ T3960] device veth0_macvtap entered promiscuous mode [ 45.379305][ T3960] device veth1_macvtap entered promiscuous mode [ 45.391776][ T3960] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.394272][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.397452][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.402394][ T3960] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.406037][ T3960] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.408090][ T3960] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.410040][ T3960] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.413577][ T3960] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.416702][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 45.445787][ T3960] ------------[ cut here ]------------ [ 45.447025][ T3960] WARNING: CPU: 0 PID: 3960 at net/core/dev.c:3249 skb_checksum_help+0x33c/0x4a0 [ 45.449051][ T3960] Modules linked in: [ 45.449958][ T3960] CPU: 0 PID: 3960 Comm: syz-executor407 Not tainted 5.15.115-syzkaller #0 [ 45.451815][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 45.453905][ T3960] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.455712][ T3960] pc : skb_checksum_help+0x33c/0x4a0 [ 45.456907][ T3960] lr : skb_checksum_help+0x338/0x4a0 [ 45.458147][ T3960] sp : ffff80001ce06b00 [ 45.459110][ T3960] x29: ffff80001ce06b20 x28: 0000000000000688 x27: 00000000000006a8 [ 45.460930][ T3960] x26: dfff800000000000 x25: 00000000000006aa x24: 0000000000000000 [ 45.462666][ T3960] x23: 0000000000000688 x22: ffff0000df8cc710 x21: 0000000000000688 [ 45.464474][ T3960] x20: 00000000ffffffea x19: ffff0000df8cc6c0 x18: 0000000000000200 [ 45.466193][ T3960] x17: ff8080000fd25888 x16: ffff8000084c3554 x15: 0000000000000000 [ 45.467891][ T3960] x14: 0000000000000000 x13: ffffffffffffffff x12: 0000000000000000 [ 45.469650][ T3960] x11: ff8080000fd84588 x10: 0000000000000000 x9 : ffff80000fd84588 [ 45.471477][ T3960] x8 : ffff0000cddfd1c0 x7 : ffff80000fd3724c x6 : ffff80000fd37204 [ 45.473283][ T3960] x5 : ffff80001ce06a90 x4 : ffff80001ce06a80 x3 : ffff80000ab17a9c [ 45.475154][ T3960] x2 : 0000000000000000 x1 : 0000000000000688 x0 : 00000000000006aa [ 45.476833][ T3960] Call trace: [ 45.477585][ T3960] skb_checksum_help+0x33c/0x4a0 [ 45.478759][ T3960] ip_do_fragment+0x198/0x199c [ 45.479850][ T3960] ip_fragment+0x11c/0x308 [ 45.480899][ T3960] __ip_finish_output+0x280/0x458 [ 45.481975][ T3960] ip_finish_output+0x40/0x218 [ 45.483095][ T3960] ip_output+0x330/0x49c [ 45.483978][ T3960] ip_local_out+0x120/0x160 [ 45.484946][ T3960] iptunnel_xmit+0x404/0x850 [ 45.486031][ T3960] ip_tunnel_xmit+0x180c/0x200c [ 45.487168][ T3960] ipgre_xmit+0x5dc/0x8d8 [ 45.488064][ T3960] dev_hard_start_xmit+0x2bc/0x92c [ 45.489261][ T3960] __dev_queue_xmit+0x13a8/0x2a6c [ 45.490324][ T3960] dev_queue_xmit+0x24/0x34 [ 45.491343][ T3960] packet_sendmsg+0x3654/0x4c68 [ 45.492447][ T3960] ____sys_sendmsg+0x584/0x870 [ 45.493521][ T3960] ___sys_sendmsg+0x214/0x294 [ 45.494627][ T3960] __arm64_sys_sendmsg+0x1ac/0x25c [ 45.495846][ T3960] invoke_syscall+0x98/0x2b8 [ 45.496849][ T3960] el0_svc_common+0x138/0x258 [ 45.497863][ T3960] do_el0_svc+0x58/0x14c [ 45.498793][ T3960] el0_svc+0x7c/0x1f0 [ 45.499713][ T3960] el0t_64_sync_handler+0x84/0xe4 [ 45.500846][ T3960] el0t_64_sync+0x1a0/0x1a4 [ 45.501905][ T3960] irq event stamp: 125129 [ 45.502916][ T3960] hardirqs last enabled at (125128): [] kasan_quarantine_put+0xdc/0x204 [ 45.505152][ T3960] hardirqs last disabled at (125129): [] el1_dbg+0x24/0x80 [ 45.507029][ T3960] softirqs last enabled at (125020): [] release_sock+0x1e4/0x270 [ 45.509093][ T3960] softirqs last disabled at (125056): [] local_bh_disable+0x10/0x34 [ 45.511218][ T3960] ---[ end trace f48decd01867aa9e ]--- [ 45.515321][ T3960] ------------[ cut here ]------------ [ 45.516475][ T3960] WARNING: CPU: 0 PID: 3960 at net/core/dev.c:3243 skb_checksum_help+0x32c/0x4a0 [ 45.518466][ T3960] Modules linked in: [ 45.519286][ T3960] CPU: 0 PID: 3960 Comm: syz-executor407 Tainted: G W 5.15.115-syzkaller #0 [ 45.521464][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 45.523813][ T3960] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.525738][ T3960] pc : skb_checksum_help+0x32c/0x4a0 [ 45.526905][ T3960] lr : skb_checksum_help+0x328/0x4a0 [ 45.528125][ T3960] sp : ffff80001ce06b00 [ 45.529064][ T3960] x29: ffff80001ce06b20 x28: 0000000000000586 x27: 1fffe0001bf1a60e [ 45.530847][ T3960] x26: dfff800000000000 x25: 000000000000061f x24: 0000000000000519 [ 45.532647][ T3960] x23: ffff0000df8d3070 x22: 1fffe0001bf1a60e x21: ffff0000df8d3074 [ 45.534544][ T3960] x20: 00000000ffffffea x19: ffff0000df8d3080 x18: 0000000000000200 [ 45.536303][ T3960] x17: ff8080000fd25888 x16: ffff8000084c3554 x15: ffff80000fd25888 [ 45.538062][ T3960] x14: 00000000ffff8000 x13: ffffffffffffffff x12: 0000000000000000 [ 45.539889][ T3960] x11: ff8080000fd84578 x10: 0000000000000000 x9 : ffff80000fd84578 [ 45.541678][ T3960] x8 : ffff0000cddfd1c0 x7 : 0000000000000000 x6 : 000000000000003f [ 45.543492][ T3960] x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 [ 45.545152][ T3960] x2 : 0000000000000000 x1 : 0000000000000519 x0 : 000000000000061f [ 45.546958][ T3960] Call trace: [ 45.547703][ T3960] skb_checksum_help+0x32c/0x4a0 [ 45.548759][ T3960] ip_do_fragment+0x198/0x199c [ 45.549796][ T3960] ip_fragment+0x11c/0x308 [ 45.550767][ T3960] __ip_finish_output+0x280/0x458 [ 45.551986][ T3960] ip_finish_output+0x40/0x218 [ 45.553062][ T3960] ip_output+0x330/0x49c [ 45.554052][ T3960] ip_local_out+0x120/0x160 [ 45.555085][ T3960] iptunnel_xmit+0x404/0x850 [ 45.556063][ T3960] ip_tunnel_xmit+0x180c/0x200c [ 45.557169][ T3960] ipgre_xmit+0x5dc/0x8d8 [ 45.558214][ T3960] dev_hard_start_xmit+0x2bc/0x92c [ 45.559498][ T3960] __dev_queue_xmit+0x13a8/0x2a6c [ 45.560648][ T3960] dev_queue_xmit+0x24/0x34 [ 45.561679][ T3960] packet_sendmsg+0x3654/0x4c68 [ 45.562745][ T3960] ____sys_sendmsg+0x584/0x870 [ 45.563776][ T3960] ___sys_sendmsg+0x214/0x294 [ 45.564867][ T3960] __arm64_sys_sendmsg+0x1ac/0x25c [ 45.566034][ T3960] invoke_syscall+0x98/0x2b8 [ 45.567055][ T3960] el0_svc_common+0x138/0x258 [ 45.568071][ T3960] do_el0_svc+0x58/0x14c [ 45.569010][ T3960] el0_svc+0x7c/0x1f0 [ 45.569904][ T3960] el0t_64_sync_handler+0x84/0xe4 [ 45.571045][ T3960] el0t_64_sync+0x1a0/0x1a4 [ 45.571956][ T3960] irq event stamp: 125205 [ 45.572910][ T3960] hardirqs last enabled at (125204): [] kasan_quarantine_put+0xdc/0x204 [ 45.575182][ T3960] hardirqs last disabled at (125205): [] el1_dbg+0x24/0x80 [ 45.577146][ T3960] softirqs last enabled at (125020): [] release_sock+0x1e4/0x270 [ 45.579180][ T3960] softirqs last disabled at (125056): [] local_bh_disable+0x10/0x34 [ 45.581260][ T3960] ---[ end trace f48decd01867aa9f ]---