Warning: Permanently added '10.128.0.239' (ECDSA) to the list of known hosts. syzkaller login: [ 68.272848][ T8410] IPVS: ftp: loaded support on port[0] = 21 [ 68.378432][ T8410] chnl_net:caif_netlink_parms(): no params data found [ 68.428063][ T8410] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.436081][ T8410] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.443903][ T8410] device bridge_slave_0 entered promiscuous mode [ 68.452740][ T8410] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.460088][ T8410] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.468000][ T8410] device bridge_slave_1 entered promiscuous mode [ 68.488219][ T8410] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.499348][ T8410] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.521302][ T8410] team0: Port device team_slave_0 added [ 68.528648][ T8410] team0: Port device team_slave_1 added [ 68.546170][ T8410] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.553103][ T8410] 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. [ 68.579574][ T8410] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.592180][ T8410] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.599177][ T8410] 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. [ 68.625160][ T8410] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.652205][ T8410] device hsr_slave_0 entered promiscuous mode [ 68.659360][ T8410] device hsr_slave_1 entered promiscuous mode [ 68.761921][ T8410] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.772602][ T8410] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.782355][ T8410] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.792513][ T8410] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.817106][ T8410] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.824335][ T8410] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.831882][ T8410] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.839002][ T8410] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.882917][ T8410] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.898782][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.910502][ T4901] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.919123][ T4901] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.927654][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 68.940858][ T8410] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.952716][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.961885][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.969000][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.996946][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.006082][ T19] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.013113][ T19] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.021630][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.030697][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.039224][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.048919][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.059719][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.071953][ T8410] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.091560][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.099936][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.113238][ T8410] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.132804][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.153859][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.162107][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.170872][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.182182][ T8410] device veth0_vlan entered promiscuous mode [ 69.194842][ T8410] device veth1_vlan entered promiscuous mode [ 69.219334][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.228456][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.237922][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.248680][ T8410] device veth0_macvtap entered promiscuous mode [ 69.258862][ T8410] device veth1_macvtap entered promiscuous mode [ 69.277554][ T8410] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.286328][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.296623][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.309117][ T8410] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.318866][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program executing program executing program [ 69.330574][ T8410] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.342488][ T8410] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.351698][ T8410] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.360764][ T8410] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 71.346843][ T8981] ================================================================== [ 71.355237][ T8981] BUG: KASAN: use-after-free in ip6_pol_route+0x1087/0x11c0 [ 71.362541][ T8981] Read of size 4 at addr ffff8880130c3bb8 by task syz-executor292/8981 [ 71.370782][ T8981] [ 71.373092][ T8981] CPU: 1 PID: 8981 Comm: syz-executor292 Not tainted 5.11.0-rc7-syzkaller #0 [ 71.381839][ T8981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.391881][ T8981] Call Trace: [ 71.395149][ T8981] dump_stack+0x107/0x163 [ 71.399484][ T8981] ? ip6_pol_route+0x1087/0x11c0 [ 71.404422][ T8981] ? ip6_pol_route+0x1087/0x11c0 [ 71.409371][ T8981] print_address_description.constprop.0.cold+0x5b/0x2f8 [ 71.416385][ T8981] ? ip6_pol_route+0x1087/0x11c0 [ 71.421316][ T8981] ? ip6_pol_route+0x1087/0x11c0 [ 71.426326][ T8981] kasan_report.cold+0x79/0xd5 [ 71.431081][ T8981] ? ip6_pol_route+0x1087/0x11c0 [ 71.436010][ T8981] ip6_pol_route+0x1087/0x11c0 [ 71.440767][ T8981] ? ip6_pol_route_lookup+0x1ad0/0x1ad0 [ 71.446304][ T8981] ? __lock_acquire+0xbdc/0x54f0 [ 71.451286][ T8981] ? widen_string+0xd8/0x2a0 [ 71.455869][ T8981] fib6_rule_lookup+0x52a/0x6f0 [ 71.460711][ T8981] ? ip6_pol_route_input+0x70/0x70 [ 71.465859][ T8981] ? fib6_lookup+0x2d0/0x2d0 [ 71.470452][ T8981] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 71.476168][ T8981] ? dev_get_by_index_rcu+0xf7/0x140 [ 71.481448][ T8981] ip6_route_output_flags_noref+0x2e2/0x380 [ 71.487335][ T8981] ip6_route_output_flags+0x8b/0x310 [ 71.492640][ T8981] ip6_dst_lookup_tail+0xb6e/0x1740 [ 71.497843][ T8981] ? sha256_update+0x10a/0x1d90 [ 71.502707][ T8981] ? ip6_setup_cork+0x1760/0x1760 [ 71.507725][ T8981] ? poly1305_final_generic+0x180/0x180 [ 71.513274][ T8981] ? mark_lock+0xf7/0x1720 [ 71.517716][ T8981] ? tcp_v6_connect+0x170e/0x1df0 [ 71.522787][ T8981] ip6_dst_lookup_flow+0x8c/0x1d0 [ 71.527829][ T8981] ? ip6_dst_lookup+0x60/0x60 [ 71.532522][ T8981] tcp_v6_connect+0xdb3/0x1df0 [ 71.537326][ T8981] ? inet6_sk_rx_dst_set+0x2e0/0x2e0 [ 71.542616][ T8981] ? lock_chain_count+0x20/0x20 [ 71.543700][ C0] general protection fault, probably for non-canonical address 0xfa07fc2e80000004: 0000 [#1] PREEMPT SMP KASAN [ 71.547478][ T8981] ? __inet_stream_connect+0x858/0xee0 [ 71.559182][ C0] KASAN: maybe wild-memory-access in range [0xd040017400000020-0xd040017400000027] [ 71.564616][ T8981] __inet_stream_connect+0x8c5/0xee0 [ 71.573886][ C0] CPU: 0 PID: 12 Comm: ksoftirqd/0 Not tainted 5.11.0-rc7-syzkaller #0 [ 71.579150][ T8981] ? lock_release+0x710/0x710 [ 71.587364][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.592017][ T8981] ? lock_downgrade+0x6d0/0x6d0 [ 71.602065][ C0] RIP: 0010:__sk_dst_check+0x103/0x2b0 [ 71.606897][ T8981] ? inet_listen+0x640/0x640 [ 71.612341][ C0] Code: 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 93 01 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 6c 24 08 48 8d 7d 10 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 65 01 00 00 44 89 ee 4c 89 e7 ff 55 10 48 85 c0 [ 71.616908][ T8981] ? mark_held_locks+0x9f/0xe0 [ 71.636487][ C0] RSP: 0018:ffffc90000d167b0 EFLAGS: 00010a02 [ 71.641230][ T8981] ? __local_bh_enable_ip+0xa0/0x110 [ 71.647277][ C0] RAX: dffffc0000000000 RBX: ffff8880241bd5c0 RCX: ffffffff86f058d1 [ 71.652552][ T8981] inet_stream_connect+0x53/0xa0 [ 71.660517][ C0] RDX: 1a08002e80000004 RSI: 0000000000000008 RDI: d040017400000022 [ 71.665431][ T8981] mptcp_stream_connect+0x156/0x800 [ 71.673378][ C0] RBP: d040017400000012 R08: 0000000000000000 R09: 000000000000ffff [ 71.678553][ T8981] ? __mptcp_move_skbs_from_subflow+0x26f0/0x26f0 [ 71.686501][ C0] R10: ffffffff86f0570f R11: 0000000000000000 R12: ffff8880130c3b40 [ 71.692891][ T8981] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.700840][ C0] R13: 0000000000000267 R14: ffff8880241bd818 R15: 0000000000000000 [ 71.707070][ T8981] ? security_socket_connect+0x83/0xb0 [ 71.715203][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 71.720746][ T8981] ? __mptcp_move_skbs_from_subflow+0x26f0/0x26f0 [ 71.729652][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.736050][ T8981] __sys_connect_file+0x155/0x1a0 [ 71.742615][ C0] CR2: 000000000048fe90 CR3: 0000000014d89000 CR4: 00000000001506f0 [ 71.747628][ T8981] __sys_connect+0x161/0x190 [ 71.755591][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.760165][ T8981] ? __sys_connect_file+0x1a0/0x1a0 [ 71.768115][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.773303][ T8981] ? vmacache_update+0xce/0x140 [ 71.781252][ C0] Call Trace: [ 71.781263][ C0] inet6_csk_route_socket+0x74a/0xf60 [ 71.786094][ T8981] __x64_sys_connect+0x6f/0xb0 [ 71.789356][ C0] ? inet6_csk_route_req+0x7f0/0x7f0 [ 71.794702][ T8981] ? syscall_enter_from_user_mode+0x1d/0x50 [ 71.799441][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 71.804698][ T8981] do_syscall_64+0x2d/0x70 [ 71.810564][ C0] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 71.815735][ T8981] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 71.820125][ C0] ? inet6_csk_xmit+0xe4/0x630 [ 71.825906][ T8981] RIP: 0033:0x449b09 [ 71.831786][ C0] inet6_csk_xmit+0x12f/0x630 [ 71.836527][ T8981] 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 [ 71.840396][ C0] ? inet6_csk_update_pmtu+0x180/0x180 [ 71.845048][ T8981] RSP: 002b:00007f791eff4318 EFLAGS: 00000246 [ 71.864632][ C0] ? ip6_input_finish+0x7f/0x160 [ 71.870062][ T8981] ORIG_RAX: 000000000000002a [ 71.870072][ T8981] RAX: ffffffffffffffda RBX: 00000000004cf4c8 RCX: 0000000000449b09 [ 71.876104][ C0] ? csum_ipv6_magic+0x1b/0x70 [ 71.881020][ T8981] RDX: 000000000000001c RSI: 0000000020000040 RDI: 0000000000000003 [ 71.885690][ C0] __tcp_transmit_skb+0x188c/0x38f0 [ 71.893635][ T8981] RBP: 00000000004cf4c0 R08: 0000000000000000 R09: 0000000000000000 [ 71.898384][ C0] ? __tcp_select_window+0xad0/0xad0 [ 71.906352][ T8981] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004cf4cc [ 71.911536][ C0] ? memset+0x20/0x40 [ 71.919481][ T8981] R13: 00007ffeaa51511f R14: 00007f791eff4400 R15: 0000000000022000 [ 71.924739][ C0] ? __build_skb_around+0x23e/0x2f0 [ 71.932698][ T8981] [ 71.936665][ C0] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 71.944629][ T8981] Allocated by task 8626: [ 71.949797][ C0] ? __alloc_skb+0x17c/0x340 [ 71.952106][ T8981] kasan_save_stack+0x1b/0x40 [ 71.958321][ C0] __tcp_send_ack.part.0+0x3d6/0x7a0 [ 71.962622][ T8981] ____kasan_kmalloc.constprop.0+0x82/0xa0 [ 71.967193][ C0] tcp_send_ack+0x7d/0xa0 [ 71.971842][ T8981] kmem_cache_alloc+0x1c6/0x440 [ 71.977103][ C0] tcp_validate_incoming+0x13b4/0x1c40 [ 71.982882][ T8981] dst_alloc+0x9e/0x650 [ 71.987197][ C0] ? tcp_reset+0x4e0/0x4e0 [ 71.992034][ T8981] ip6_dst_alloc+0x2e/0x100 [ 71.997468][ C0] ? ktime_get+0x1bf/0x1e0 [ 72.001715][ T8981] ip6_pol_route+0x910/0x11c0 [ 72.006108][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 72.010584][ T8981] fib6_rule_lookup+0x52a/0x6f0 [ 72.014976][ C0] tcp_rcv_state_process+0xb56/0x4cb0 [ 72.019624][ T8981] ip6_route_output_flags_noref+0x2e2/0x380 [ 72.024803][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 72.029626][ T8981] ip6_route_output_flags+0x8b/0x310 [ 72.034990][ C0] ? tcp_finish_connect+0x510/0x510 [ 72.040860][ T8981] ip6_dst_lookup_tail+0xb6e/0x1740 [ 72.045690][ C0] ? lock_release+0x710/0x710 [ 72.050948][ T8981] ip6_dst_lookup_flow+0x8c/0x1d0 [ 72.056123][ C0] ? tcp_v6_inbound_md5_hash+0x174/0x3d0 [ 72.061297][ T8981] tcp_v6_connect+0xdb3/0x1df0 [ 72.065949][ C0] ? do_raw_spin_lock+0x120/0x2b0 [ 72.070947][ T8981] __inet_stream_connect+0x8c5/0xee0 [ 72.076574][ C0] tcp_v6_do_rcv+0x7ad/0x12b0 [ 72.081313][ T8981] inet_stream_connect+0x53/0xa0 [ 72.086315][ C0] tcp_v6_rcv+0x2c5f/0x34a0 [ 72.091571][ T8981] mptcp_stream_connect+0x156/0x800 [ 72.096228][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 72.101134][ T8981] __sys_connect_file+0x155/0x1a0 [ 72.105627][ C0] ? nf_hook.constprop.0+0x3b0/0x650 [ 72.110800][ T8981] __sys_connect+0x161/0x190 [ 72.116753][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 72.121752][ T8981] __x64_sys_connect+0x6f/0xb0 [ 72.127027][ C0] ? tcp_v6_err+0x1800/0x1800 [ 72.131589][ T8981] do_syscall_64+0x2d/0x70 [ 72.136431][ C0] ip6_protocol_deliver_rcu+0x2e8/0x1680 [ 72.141168][ T8981] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.145840][ C0] ip6_input_finish+0x7f/0x160 [ 72.150242][ T8981] [ 72.150247][ T8981] Freed by task 18: [ 72.155847][ C0] ip6_input+0x9c/0xd0 [ 72.161716][ T8981] kasan_save_stack+0x1b/0x40 [ 72.166457][ C0] ip6_rcv_finish+0x1d9/0x310 [ 72.168765][ T8981] kasan_set_track+0x1c/0x30 [ 72.172550][ C0] ? ip6_rcv_finish_core.constprop.0.isra.0+0x570/0x570 [ 72.176592][ T8981] kasan_set_free_info+0x20/0x30 [ 72.181247][ C0] ip_sabotage_in+0x206/0x270 [ 72.185912][ T8981] ____kasan_slab_free+0xe1/0x110 [ 72.190493][ C0] nf_hook_slow+0xc5/0x1e0 [ 72.197401][ T8981] slab_free_freelist_hook+0x5d/0x150 [ 72.202331][ C0] nf_hook.constprop.0+0x377/0x650 [ 72.206979][ T8981] kmem_cache_free+0x82/0x350 [ 72.211979][ C0] ? ip6_rcv_finish_core.constprop.0.isra.0+0x570/0x570 [ 72.216369][ T8981] dst_destroy+0x2bc/0x3c0 [ 72.221718][ C0] ? NF_HOOK_LIST.constprop.0+0x330/0x330 [ 72.226805][ T8981] rcu_core+0x5eb/0xf00 [ 72.231459][ C0] ? ip6_rcv_finish_core.constprop.0.isra.0+0x570/0x570 [ 72.238368][ T8981] __do_softirq+0x29b/0x9f6 [ 72.242765][ C0] ipv6_rcv+0x9e/0x3c0 [ 72.248455][ T8981] [ 72.248460][ T8981] Last potentially related work creation: [ 72.252601][ C0] ? ip6_rcv_core+0x1c80/0x1c80 [ 72.259510][ T8981] kasan_save_stack+0x1b/0x40 [ 72.264076][ C0] __netif_receive_skb_one_core+0x114/0x180 [ 72.268132][ T8981] kasan_record_aux_stack+0xc5/0xf0 [ 72.270443][ C0] ? __netif_receive_skb_core+0x37f0/0x37f0 [ 72.276131][ T8981] call_rcu+0xbb/0x700 [ 72.280960][ C0] ? nf_hook_slow+0xf5/0x1e0 [ 72.285619][ T8981] dst_release+0x79/0xe0 [ 72.291503][ C0] __netif_receive_skb+0x27/0x1c0 [ 72.296670][ T8981] ipv6_update_options+0x18c/0x3e0 [ 72.302538][ C0] netif_receive_skb+0x157/0x8e0 [ 72.306580][ T8981] do_ipv6_setsockopt.constprop.0+0x940/0x41f0 [ 72.311152][ C0] ? __netif_receive_skb+0x1c0/0x1c0 [ 72.315379][ T8981] ipv6_setsockopt+0xd6/0x180 [ 72.320385][ C0] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 72.325472][ T8981] tcp_setsockopt+0x136/0x2440 [ 72.330397][ C0] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 72.336632][ T8981] mptcp_setsockopt+0x612/0x780 [ 72.341903][ C0] ? br_netif_receive_skb+0xf9/0x200 [ 72.346561][ T8981] __sys_setsockopt+0x2db/0x610 [ 72.352785][ C0] br_pass_frame_up+0x2eb/0x3e0 [ 72.357544][ T8981] __x64_sys_setsockopt+0xba/0x150 [ 72.363766][ C0] br_handle_frame_finish+0x678/0x1680 [ 72.368601][ T8981] do_syscall_64+0x2d/0x70 [ 72.373863][ C0] ? br_handle_local_finish+0x20/0x20 [ 72.378687][ T8981] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.383517][ C0] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 72.388600][ T8981] [ 72.388606][ T8981] The buggy address belongs to the object at ffff8880130c3b40 [ 72.388606][ T8981] which belongs to the cache ip6_dst_cache of size 232 [ 72.394034][ C0] ? nf_hook_slow+0xf5/0x1e0 [ 72.398438][ T8981] The buggy address is located 120 bytes inside of [ 72.398438][ T8981] 232-byte region [ffff8880130c3b40, ffff8880130c3c28) [ 72.403806][ C0] br_nf_hook_thresh+0x2bd/0x350 [ 72.409672][ T8981] The buggy address belongs to the page: [ 72.409681][ T8981] page:000000007c3a5b1c refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x130c3 [ 72.415372][ C0] ? br_handle_local_finish+0x20/0x20 [ 72.417728][ T8981] flags: 0xfff00000000200(slab) [ 72.432102][ C0] ? setup_pre_routing+0x4a0/0x4a0 [ 72.436682][ T8981] raw: 00fff00000000200 dead000000000100 dead000000000122 ffff888020ff5500 [ 72.449928][ C0] ? br_handle_local_finish+0x20/0x20 [ 72.454847][ T8981] raw: 0000000000000000 00000000000c000c 00000001ffffffff 0000000000000000 [ 72.460448][ C0] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 72.470567][ T8981] page dumped because: kasan: bad access detected [ 72.470577][ T8981] [ 72.475930][ C0] br_nf_pre_routing_finish_ipv6+0x69e/0xd80 [ 72.480762][ T8981] Memory state around the buggy address: [ 72.480773][ T8981] ffff8880130c3a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc [ 72.485865][ C0] ? br_handle_local_finish+0x20/0x20 [ 72.494438][ T8981] ffff8880130c3b00: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 72.499793][ C0] br_nf_pre_routing_ipv6+0x42f/0x7a0 [ 72.508355][ T8981] >ffff8880130c3b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 72.514223][ C0] ? br_validate_ipv6+0xb50/0xb50 [ 72.520615][ T8981] ^ [ 72.520628][ T8981] ffff8880130c3c00: fb fb fb fb fb fc fc fc fc fc fc fc fc fc fc fc [ 72.522925][ C0] ? br_nf_pre_routing+0x2b0/0x1e60 [ 72.528991][ T8981] ffff8880130c3c80: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 72.534629][ C0] ? br_nf_pre_routing+0x1e60/0x1e60 [ 72.542670][ T8981] ================================================================== [ 72.542824][ T8981] Kernel panic - not syncing: panic_on_warn set ... [ 72.548023][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 72.627598][ C0] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 72.633849][ C0] ? skb_pull_rcsum+0x1c5/0x2f0 [ 72.638709][ C0] br_nf_pre_routing+0x1622/0x1e60 [ 72.643821][ C0] ? br_nf_pre_routing_finish+0x18f0/0x18f0 [ 72.649711][ C0] br_handle_frame+0x980/0x1180 [ 72.654559][ C0] ? br_handle_frame_finish+0x1680/0x1680 [ 72.660275][ C0] ? mark_lock+0xf7/0x1720 [ 72.664690][ C0] ? br_handle_local_finish+0x20/0x20 [ 72.670057][ C0] ? br_handle_frame_finish+0x1680/0x1680 [ 72.675775][ C0] __netif_receive_skb_core+0xc4f/0x37f0 [ 72.681400][ C0] ? mark_lock+0x30/0x1720 [ 72.685810][ C0] ? rcu_read_lock_sched_held+0x3a/0x70 [ 72.691351][ C0] ? generic_xdp_tx+0x6b0/0x6b0 [ 72.696195][ C0] ? __lock_acquire+0xbdc/0x54f0 [ 72.701132][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 72.707113][ C0] __netif_receive_skb_one_core+0xae/0x180 [ 72.712914][ C0] ? __netif_receive_skb_core+0x37f0/0x37f0 [ 72.718800][ C0] ? do_raw_spin_lock+0x120/0x2b0 [ 72.723820][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 72.728759][ C0] __netif_receive_skb+0x27/0x1c0 [ 72.733775][ C0] process_backlog+0x232/0x6c0 [ 72.738531][ C0] ? find_held_lock+0x2d/0x110 [ 72.743294][ C0] __napi_poll+0xaf/0x440 [ 72.747614][ C0] net_rx_action+0x801/0xb40 [ 72.752202][ C0] ? napi_threaded_poll+0x580/0x580 [ 72.757399][ C0] ? sched_clock_cpu+0x18/0x1f0 [ 72.762256][ C0] __do_softirq+0x29b/0x9f6 [ 72.766758][ C0] ? __local_bh_enable_ip+0x110/0x110 [ 72.772122][ C0] run_ksoftirqd+0x2d/0x50 [ 72.776531][ C0] smpboot_thread_fn+0x655/0x9e0 [ 72.781461][ C0] ? __smpboot_create_thread.part.0+0x370/0x370 [ 72.787698][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 72.793939][ C0] ? __kthread_parkme+0x13f/0x1e0 [ 72.798959][ C0] ? __smpboot_create_thread.part.0+0x370/0x370 [ 72.805196][ C0] kthread+0x3b1/0x4a0 [ 72.809258][ C0] ? __kthread_bind_mask+0xc0/0xc0 [ 72.814383][ C0] ret_from_fork+0x1f/0x30 [ 72.818800][ C0] Modules linked in: [ 72.823294][ T8981] Kernel Offset: disabled [ 72.827621][ T8981] Rebooting in 86400 seconds..