Warning: Permanently added '10.128.0.151' (ECDSA) to the list of known hosts. syzkaller login: [ 35.302782] IPVS: ftp: loaded support on port[0] = 21 [ 35.379791] chnl_net:caif_netlink_parms(): no params data found [ 35.441646] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.448707] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.456959] device bridge_slave_0 entered promiscuous mode [ 35.464144] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.470933] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.478382] device bridge_slave_1 entered promiscuous mode [ 35.496087] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.506566] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.524429] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.532243] team0: Port device team_slave_0 added [ 35.538124] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.545683] team0: Port device team_slave_1 added [ 35.560529] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.566849] 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. [ 35.592133] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.603574] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.609978] 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. [ 35.635417] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.649587] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 35.657339] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 35.677639] device hsr_slave_0 entered promiscuous mode [ 35.683434] device hsr_slave_1 entered promiscuous mode [ 35.689879] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 35.697178] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 35.761562] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.768028] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.774892] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.781249] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.811479] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 35.819685] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.828235] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 35.837056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.847301] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.854254] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.861732] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 35.872586] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 35.878794] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.895786] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.903395] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.909794] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.917640] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.925638] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.931997] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.940067] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 35.948536] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 35.957845] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 35.969577] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.979202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.989790] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 35.996875] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.010775] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 36.018563] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.026736] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.037691] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.072131] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 36.082417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.113249] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 36.120712] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 36.128085] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 36.137630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.146047] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.152869] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.161397] device veth0_vlan entered promiscuous mode [ 36.171426] device veth1_vlan entered promiscuous mode [ 36.177804] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 36.186610] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 36.198879] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 36.207876] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 36.216279] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 36.223475] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.233236] device veth0_macvtap entered promiscuous mode [ 36.240345] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 36.249228] device veth1_macvtap entered promiscuous mode [ 36.258435] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 36.267581] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 36.278431] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.285421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.293660] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.304191] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.311617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 36.406892] device syz_tun entered promiscuous mode [ 36.412272] device batadv_slave_0 entered promiscuous mode [ 36.456021] kasan: CONFIG_KASAN_INLINE enabled [ 36.460722] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 36.468210] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 36.474450] CPU: 1 PID: 8323 Comm: syz-executor846 Not tainted 4.19.211-syzkaller #0 [ 36.482315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 36.491688] RIP: 0010:hsr_check_carrier_and_operstate+0x3f/0x810 [ 36.497822] Code: f9 be 04 00 00 00 48 89 ef e8 cd a8 ff ff 49 89 c6 48 83 c0 10 48 89 c2 48 89 04 24 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 64 07 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b [ 36.516828] RSP: 0018:ffff88809456ecb8 EFLAGS: 00010202 [ 36.522177] RAX: dffffc0000000000 RBX: ffff8880a1b80640 RCX: ffffffff87ea889e [ 36.529432] RDX: 0000000000000002 RSI: ffffffff87ea88a7 RDI: 0000000000000004 [ 36.536689] RBP: ffff88809531adc0 R08: 0000000000000000 R09: 0000000000000002 [ 36.544205] R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000001 [ 36.551458] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff8b0bcc40 [ 36.558713] FS: 00007f65c0999700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 36.566922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.572806] CR2: 00007ff4302df6c0 CR3: 000000009befc000 CR4: 00000000003406e0 [ 36.580091] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.587364] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.594618] Call Trace: [ 36.597215] hsr_netdev_notify+0x270/0x9f0 [ 36.601441] notifier_call_chain+0xc0/0x230 [ 36.605752] netdev_state_change+0x100/0x130 [ 36.610345] ? dev_get_valid_name+0xe0/0xe0 [ 36.614662] ? nla_parse+0x1b2/0x290 [ 36.618366] do_setlink+0x2c8a/0x3540 [ 36.622156] ? rtnl_fdb_add+0xa10/0xa10 [ 36.626125] ? __sanitizer_cov_trace_switch+0x4b/0x80 [ 36.631302] ? validate_nla+0x270/0x820 [ 36.635263] ? nla_parse+0x1b2/0x290 [ 36.638962] rtnl_newlink+0xbc9/0x15c0 [ 36.642834] ? rtnl_getlink+0x620/0x620 [ 36.646809] ? mark_held_locks+0xf0/0xf0 [ 36.650884] ? unwind_next_frame+0xeee/0x1400 [ 36.655380] ? __save_stack_trace+0x72/0x190 [ 36.659792] ? deref_stack_reg+0x134/0x1d0 [ 36.664026] ? get_reg+0x176/0x1f0 [ 36.667556] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 36.673687] ? deref_stack_reg+0x1d0/0x1d0 [ 36.677909] ? is_bpf_text_address+0xd5/0x1b0 [ 36.682404] ? lock_downgrade+0x720/0x720 [ 36.686541] ? lock_acquire+0x170/0x3c0 [ 36.690497] ? __bpf_address_lookup+0x330/0x330 [ 36.695315] ? check_preemption_disabled+0x41/0x280 [ 36.700441] ? is_bpf_text_address+0xfc/0x1b0 [ 36.704959] ? kernel_text_address+0xbd/0xf0 [ 36.709357] ? __kernel_text_address+0x9/0x30 [ 36.713852] ? unwind_get_return_address+0x51/0x90 [ 36.718914] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.724267] ? __save_stack_trace+0xaf/0x190 [ 36.728664] ? __lock_acquire+0x6de/0x3ff0 [ 36.732885] ? __kasan_slab_free+0x186/0x1f0 [ 36.737281] ? kmem_cache_free+0x7f/0x260 [ 36.741413] ? kfree_skbmem+0xc1/0x140 [ 36.745292] ? consume_skb+0x120/0x3d0 [ 36.749169] ? mark_held_locks+0xf0/0xf0 [ 36.753212] ? netlink_deliver_tap+0x8fb/0xb00 [ 36.757775] ? netlink_unicast+0x545/0x690 [ 36.762005] ? netlink_sendmsg+0x6c3/0xc50 [ 36.766225] ? sock_sendmsg+0xc3/0x120 [ 36.770184] ? ___sys_sendmsg+0x7bb/0x8e0 [ 36.774312] ? __x64_sys_sendmsg+0x132/0x220 [ 36.778713] ? do_syscall_64+0xf9/0x620 [ 36.782688] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.788053] ? mutex_trylock+0x1a0/0x1a0 [ 36.792104] ? check_preemption_disabled+0x41/0x280 [ 36.797107] ? rtnetlink_rcv_msg+0x3c3/0xb80 [ 36.801503] ? rtnl_getlink+0x620/0x620 [ 36.805460] rtnetlink_rcv_msg+0x453/0xb80 [ 36.809682] ? rtnl_calcit.isra.0+0x430/0x430 [ 36.814162] ? memcpy+0x35/0x50 [ 36.817458] ? netdev_pick_tx+0x2f0/0x2f0 [ 36.821596] ? __copy_skb_header+0x414/0x500 [ 36.826039] ? kfree_skbmem+0x140/0x140 [ 36.829997] netlink_rcv_skb+0x160/0x440 [ 36.834135] ? rtnl_calcit.isra.0+0x430/0x430 [ 36.838611] ? netlink_ack+0xae0/0xae0 [ 36.842485] netlink_unicast+0x4d5/0x690 [ 36.846530] ? netlink_sendskb+0x110/0x110 [ 36.850750] ? _copy_from_iter_full+0x229/0x7c0 [ 36.855403] ? __phys_addr_symbol+0x2c/0x70 [ 36.859734] ? __check_object_size+0x17b/0x3e0 [ 36.864388] netlink_sendmsg+0x6c3/0xc50 [ 36.868433] ? aa_af_perm+0x230/0x230 [ 36.872221] ? nlmsg_notify+0x1f0/0x1f0 [ 36.876176] ? kernel_recvmsg+0x220/0x220 [ 36.880306] ? nlmsg_notify+0x1f0/0x1f0 [ 36.884266] sock_sendmsg+0xc3/0x120 [ 36.887963] ___sys_sendmsg+0x7bb/0x8e0 [ 36.891922] ? copy_msghdr_from_user+0x440/0x440 [ 36.896661] ? __fget+0x32f/0x510 [ 36.900097] ? lock_downgrade+0x720/0x720 [ 36.904229] ? check_preemption_disabled+0x41/0x280 [ 36.909231] ? check_preemption_disabled+0x41/0x280 [ 36.914368] ? __fget+0x356/0x510 [ 36.917811] ? do_dup2+0x450/0x450 [ 36.921336] ? __fdget+0x1d0/0x230 [ 36.924868] __x64_sys_sendmsg+0x132/0x220 [ 36.929089] ? __sys_sendmsg+0x1b0/0x1b0 [ 36.933137] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.938488] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.943487] ? do_syscall_64+0x21/0x620 [ 36.947445] do_syscall_64+0xf9/0x620 [ 36.951232] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.956406] RIP: 0033:0x7f65c0a0d1f9 [ 36.960107] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 15 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 36.978992] RSP: 002b:00007f65c0999318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.986684] RAX: ffffffffffffffda RBX: 00007f65c0a954f8 RCX: 00007f65c0a0d1f9 [ 36.993937] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 37.001199] RBP: 00007f65c0a954f0 R08: 0000000000000001 R09: 0000000000000000 [ 37.008451] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f65c0a62610 [ 37.015704] R13: 00007ffdbcd1e36f R14: 00007f65c0999400 R15: 0000000000022000 [ 37.022960] Modules linked in: [ 37.028091] ---[ end trace cccea4e9135d1e4e ]--- [ 37.032871] RIP: 0010:hsr_check_carrier_and_operstate+0x3f/0x810 [ 37.039109] Code: f9 be 04 00 00 00 48 89 ef e8 cd a8 ff ff 49 89 c6 48 83 c0 10 48 89 c2 48 89 04 24 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 64 07 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b [ 37.058791] RSP: 0018:ffff88809456ecb8 EFLAGS: 00010202 [ 37.064181] RAX: dffffc0000000000 RBX: ffff8880a1b80640 RCX: ffffffff87ea889e [ 37.071688] RDX: 0000000000000002 RSI: ffffffff87ea88a7 RDI: 0000000000000004 [ 37.079677] RBP: ffff88809531adc0 R08: 0000000000000000 R09: 0000000000000002 [ 37.087128] R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000001 [ 37.094439] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff8b0bcc40 [ 37.101707] FS: 00007f65c0999700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 37.110087] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.116026] CR2: 00007ff4302df6c0 CR3: 000000009befc000 CR4: 00000000003406e0 [ 37.123290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.130588] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.137935] Kernel panic - not syncing: Fatal exception [ 37.143462] Kernel Offset: disabled [ 37.147074] Rebooting in 86400 seconds..