netlink: set zone limit has 4 unknown bytes bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it ================================ WARNING: inconsistent lock state 4.18.0+ #189 Not tainted -------------------------------- inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage. syz-executor0/23377 [HC0[0]:SC0[0]:HE1:SE1] takes: 00000000d9b4e576 (&(&tlocks[i])->rlock){+.?.}, at: spin_lock include/linux/spinlock.h:329 [inline] 00000000d9b4e576 (&(&tlocks[i])->rlock){+.?.}, at: ila_del_mapping net/ipv6/ila/ila_xlat.c:290 [inline] 00000000d9b4e576 (&(&tlocks[i])->rlock){+.?.}, at: ila_xlat_nl_cmd_del_mapping+0x46b/0xb00 net/ipv6/ila/ila_xlat.c:368 {IN-SOFTIRQ-W} state was registered at: lock_acquire+0x1e4/0x540 kernel/locking/lockdep.c:3924 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:168 spin_lock_bh include/linux/spinlock.h:334 [inline] __rhashtable_insert_fast include/linux/rhashtable.h:596 [inline] rhashtable_lookup_insert_fast include/linux/rhashtable.h:784 [inline] fdb_create+0x5cc/0x1710 net/bridge/br_fdb.c:508 br_fdb_update+0x4e7/0xd40 net/bridge/br_fdb.c:605 br_handle_frame_finish+0xa23/0x1960 net/bridge/br_input.c:97 br_nf_hook_thresh+0x48d/0x5f0 net/bridge/br_netfilter_hooks.c:1011 bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 br_nf_pre_routing_finish_ipv6+0x7bc/0xef0 net/bridge/br_netfilter_ipv6.c:209 NF_HOOK include/linux/netfilter.h:287 [inline] br_nf_pre_routing_ipv6+0x4af/0xac0 net/bridge/br_netfilter_ipv6.c:237 br_nf_pre_routing+0xb33/0x17d0 net/bridge/br_netfilter_hooks.c:494 bond0: lo ether type (772) is different from other slaves (1), can not enslave it nf_hook_entry_hookfn include/linux/netfilter.h:119 [inline] nf_hook_slow+0xc2/0x1c0 net/netfilter/core.c:511 nf_hook include/linux/netfilter.h:242 [inline] NF_HOOK include/linux/netfilter.h:285 [inline] br_handle_frame+0xc0d/0x1a20 net/bridge/br_input.c:303 __netif_receive_skb_core+0x1455/0x3af0 net/core/dev.c:4821 __netif_receive_skb_one_core+0xd0/0x200 net/core/dev.c:4890 __netif_receive_skb+0x2c/0x1e0 net/core/dev.c:5002 process_backlog+0x219/0x760 net/core/dev.c:5808 napi_poll net/core/dev.c:6228 [inline] net_rx_action+0x7a5/0x1920 net/core/dev.c:6294 __do_softirq+0x2eb/0xb1e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x1d6/0x210 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x18e/0x730 arch/x86/kernel/apic/apic.c:1056 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864 ip6_tunnel: non-ECT from fe80:0000:0000:0000:0000:0000:0000:00bb with DS=0x3 memory_is_poisoned_n mm/kasan/kasan.c:213 [inline] memory_is_poisoned mm/kasan/kasan.c:241 [inline] check_memory_region_inline mm/kasan/kasan.c:257 [inline] check_memory_region+0xbd/0x1b0 mm/kasan/kasan.c:267 kasan_check_read+0x11/0x20 mm/kasan/kasan.c:272 atomic64_read include/asm-generic/atomic-instrumented.h:27 [inline] atomic_long_read include/asm-generic/atomic-long.h:47 [inline] __mutex_owner include/linux/mutex.h:75 [inline] mutex_spin_on_owner+0x115/0x550 kernel/locking/mutex.c:529 mutex_optimistic_spin kernel/locking/mutex.c:646 [inline] __mutex_lock_common kernel/locking/mutex.c:1022 [inline] __mutex_lock+0xe92/0x1700 kernel/locking/mutex.c:1073 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1088 rtnl_lock net/core/rtnetlink.c:77 [inline] rtnetlink_rcv_msg+0x412/0xc30 net/core/rtnetlink.c:4708 netlink_rcv_skb+0x172/0x440 net/netlink/af_netlink.c:2454 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:4729 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x5a0/0x760 net/netlink/af_netlink.c:1343 ip6_tunnel: non-ECT from fe80:0000:0000:0000:0000:0000:0000:00bb with DS=0x3 netlink_sendmsg+0xa18/0xfc0 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:621 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:631 ___sys_sendmsg+0x7fd/0x930 net/socket.c:2114 __sys_sendmsg+0x11d/0x290 net/socket.c:2152 __do_sys_sendmsg net/socket.c:2161 [inline] __se_sys_sendmsg net/socket.c:2159 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2159 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe irq event stamp: 127 hardirqs last enabled at (127): [] queue_work_on+0xe8/0x1e0 kernel/workqueue.c:1490 hardirqs last disabled at (126): [] queue_work_on+0x9f/0x1e0 kernel/workqueue.c:1483 softirqs last enabled at (124): [] __do_softirq+0x787/0xb1e kernel/softirq.c:318 softirqs last disabled at (107): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (107): [] irq_exit+0x1d6/0x210 kernel/softirq.c:412 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&(&tlocks[i])->rlock); lock(&(&tlocks[i])->rlock); *** DEADLOCK *** 1 lock held by syz-executor0/23377: #0: 00000000e3ea7eba (cb_lock){++++}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:636 stack backtrace: CPU: 0 PID: 23377 Comm: syz-executor0 Not tainted 4.18.0+ #189 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_usage_bug.cold.63+0x320/0x41a kernel/locking/lockdep.c:2546 valid_state kernel/locking/lockdep.c:2559 [inline] mark_lock_irq kernel/locking/lockdep.c:2753 [inline] mark_lock+0x1048/0x19f0 kernel/locking/lockdep.c:3151 mark_irqflags kernel/locking/lockdep.c:3047 [inline] __lock_acquire+0x7ca/0x5020 kernel/locking/lockdep.c:3392 lock_acquire+0x1e4/0x540 kernel/locking/lockdep.c:3924 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] ila_del_mapping net/ipv6/ila/ila_xlat.c:290 [inline] ila_xlat_nl_cmd_del_mapping+0x46b/0xb00 net/ipv6/ila/ila_xlat.c:368 genl_family_rcv_msg+0x8a3/0x1140 net/netlink/genetlink.c:601 genl_rcv_msg+0xc6/0x168 net/netlink/genetlink.c:626 netlink_rcv_skb+0x172/0x440 net/netlink/af_netlink.c:2454 genl_rcv+0x28/0x40 net/netlink/genetlink.c:637 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x5a0/0x760 net/netlink/af_netlink.c:1343 netlink_sendmsg+0xa18/0xfc0 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:621 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:631 ___sys_sendmsg+0x7fd/0x930 net/socket.c:2114 __sys_sendmsg+0x11d/0x290 net/socket.c:2152 __do_sys_sendmsg net/socket.c:2161 [inline] __se_sys_sendmsg net/socket.c:2159 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2159 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457089 Code: fd b4 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 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f40f9fc7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f40f9fc86d4 RCX: 0000000000457089 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004d4088 R14: 00000000004c8ab0 R15: 0000000000000000 bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 IPVS: ftp: loaded support on port[0] = 21 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPVS: ftp: loaded support on port[0] = 21 bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPVS: set_ctl: invalid protocol: 8 172.20.20.187:20004 bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPVS: set_ctl: invalid protocol: 8 172.20.20.187:20004 bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPVS: ftp: loaded support on port[0] = 21 netlink: 'syz-executor5': attribute type 4 has an invalid length. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPVS: set_ctl: invalid protocol: 0 224.0.0.2:20002 IPVS: set_ctl: invalid protocol: 0 224.0.0.2:20002 IPVS: ftp: loaded support on port[0] = 21 netlink: 'syz-executor5': attribute type 4 has an invalid length. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPVS: ftp: loaded support on port[0] = 21 netlink: 'syz-executor4': attribute type 40 has an invalid length. A link change request failed with some changes committed already. Interface team_slave_1 may have been left with an inconsistent configuration, please check. netlink: 'syz-executor5': attribute type 4 has an invalid length. netlink: 72 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 'syz-executor4': attribute type 40 has an invalid length. A link change request failed with some changes committed already. Interface team_slave_1 may have been left with an inconsistent configuration, please check. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE IPv6: NLM_F_CREATE should be set when creating new route IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it IPVS: set_ctl: invalid protocol: 33 127.0.0.1:20000 IPVS: set_ctl: invalid protocol: 33 127.0.0.1:20000 bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it ieee80211 phy7: Selected rate control algorithm 'minstrel_ht' ieee80211 phy8: Selected rate control algorithm 'minstrel_ht' netlink: 20 bytes leftover after parsing attributes in process `syz-executor7'. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it netlink: 20 bytes leftover after parsing attributes in process `syz-executor7'. bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo ether type (772) is different from other slaves (1), can not enslave it