list_del corruption, ffff888143457380->prev is LIST_POISON2 (dead000000000122) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:48! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8570 Comm: syz-executor117 Not tainted 5.13.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__list_del_entry_valid.cold+0x37/0x4a lib/list_debug.c:48 Code: f2 ff 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 c0 22 ff 88 e8 1e f7 f2 ff 0f 0b 4c 89 e2 48 89 ee 48 c7 c7 20 23 ff 88 e8 0a f7 f2 ff <0f> 0b 48 89 ee 48 c7 c7 e0 23 ff 88 e8 f9 f6 f2 ff 0f 0b 83 c3 01 RSP: 0018:ffffc9000b2f7440 EFLAGS: 00010286 RAX: 000000000000004e RBX: 0000000000000007 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffffffff88ff2020 RDI: fffff5200165ee7b RBP: ffff888143457380 R08: 000000000000004e R09: ffff8880b9f2fec7 R10: ffffed10173e5fd8 R11: 6c65645f7473696c R12: dead000000000122 R13: ffff88801ea94270 R14: 0000000000000025 R15: ffff888143457388 FS: 00007f6898098700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000045dc9000 CR4: 0000000000350ee0 Call Trace: __list_del_entry include/linux/list.h:132 [inline] list_del_rcu include/linux/rculist.h:166 [inline] __team_queue_override_port_del drivers/net/team/team.c:819 [inline] team_queue_override_port_prio_changed drivers/net/team/team.c:876 [inline] team_priority_option_set+0x12e/0x2a0 drivers/net/team/team.c:1519 team_option_set drivers/net/team/team.c:374 [inline] team_nl_cmd_options_set+0x552/0xa60 drivers/net/team/team.c:2645 genl_family_rcv_msg_doit+0x1e4/0x2f0 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x27a/0x4a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x118/0x370 net/netlink/af_netlink.c:2504 genl_rcv+0x1f/0x30 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x42e/0x700 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x70e/0xbe0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg+0xab/0xe0 net/socket.c:674 ____sys_sendmsg+0x5bf/0x7a0 net/socket.c:2350 ___sys_sendmsg+0xd3/0x150 net/socket.c:2404 __sys_sendmsg+0xb2/0x140 net/socket.c:2433 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x44af99 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 16 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 RSP: 002b:00007f6898098308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00000000004d6338 RCX: 000000000044af99 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 000000000000000d RBP: 00000000004d6330 R08: 0000000000000040 R09: 0000000000000000 R10: 0000000000000044 R11: 0000000000000246 R12: 00000000004d633c R13: 000000000049f51c R14: 0030656c69662f2e R15: 0000000000022000 Modules linked in: ---[ end trace 48a5d7540fe772db ]--- RIP: 0010:__list_del_entry_valid.cold+0x37/0x4a lib/list_debug.c:48 Code: f2 ff 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 c0 22 ff 88 e8 1e f7 f2 ff 0f 0b 4c 89 e2 48 89 ee 48 c7 c7 20 23 ff 88 e8 0a f7 f2 ff <0f> 0b 48 89 ee 48 c7 c7 e0 23 ff 88 e8 f9 f6 f2 ff 0f 0b 83 c3 01 RSP: 0018:ffffc9000b2f7440 EFLAGS: 00010286 RAX: 000000000000004e RBX: 0000000000000007 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffffffff88ff2020 RDI: fffff5200165ee7b RBP: ffff888143457380 R08: 000000000000004e R09: ffff8880b9f2fec7 R10: ffffed10173e5fd8 R11: 6c65645f7473696c R12: dead000000000122 R13: ffff88801ea94270 R14: 0000000000000025 R15: ffff888143457388 FS: 00007f6898098700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff980a6e020 CR3: 0000000045dc9000 CR4: 0000000000350ee0