list_del corruption, ffff888017ca8880->prev is LIST_POISON2 (dead000000000122) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:56! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 6748 Comm: syz-executor395 Not tainted 6.3.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 RIP: 0010:__list_del_entry_valid+0x10e/0x1b0 lib/list_debug.c:56 Code: c7 c7 00 b0 a6 8a e8 51 cf 52 fd 0f 0b 48 c7 c7 60 b0 a6 8a e8 43 cf 52 fd 0f 0b 48 89 ca 48 c7 c7 c0 b0 a6 8a e8 32 cf 52 fd <0f> 0b 4c 89 c2 48 c7 c7 20 b1 a6 8a e8 21 cf 52 fd 0f 0b 48 89 d1 RSP: 0018:ffffc9000535f3a0 EFLAGS: 00010282 RAX: 000000000000004e RBX: 00000000ffffffff RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff816779dc RDI: 0000000000000005 RBP: ffff888017ca8800 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: ffff888062d5cc80 R13: ffff888017ca8888 R14: ffff888017ca8880 R15: 0000000000000000 FS: 00007f00be7d8700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555566bb608 CR3: 000000006fbb5000 CR4: 0000000000350ee0 Call Trace: __list_del_entry include/linux/list.h:134 [inline] list_del_rcu include/linux/rculist.h:157 [inline] __team_queue_override_port_del drivers/net/team/team.c:824 [inline] team_queue_override_port_prio_changed drivers/net/team/team.c:881 [inline] team_priority_option_set+0x16d/0x2e0 drivers/net/team/team.c:1528 team_option_set drivers/net/team/team.c:374 [inline] team_nl_cmd_options_set+0x6dd/0xc80 drivers/net/team/team.c:2662 genl_family_rcv_msg_doit.isra.0+0x1e6/0x2d0 net/netlink/genetlink.c:968 genl_family_rcv_msg net/netlink/genetlink.c:1048 [inline] genl_rcv_msg+0x4ff/0x7e0 net/netlink/genetlink.c:1065 netlink_rcv_skb+0x165/0x440 net/netlink/af_netlink.c:2577 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1076 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1365 netlink_sendmsg+0x925/0xe30 net/netlink/af_netlink.c:1942 sock_sendmsg_nosec net/socket.c:724 [inline] sock_sendmsg+0xde/0x190 net/socket.c:747 ____sys_sendmsg+0x71c/0x900 net/socket.c:2501 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2555 __sys_sendmsg+0xf7/0x1c0 net/socket.c:2584 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f00bf04e0d9 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:00007f00be7d8308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f00bf0dc318 RCX: 00007f00bf04e0d9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 000000000000000d RBP: 00007f00bf0dc310 R08: 0000000000000040 R09: 0000000000000000 R10: 0000000000000044 R11: 0000000000000246 R12: 00007f00bf0dc31c R13: 00007f00bf0a351c R14: 0030656c69662f2e R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid+0x10e/0x1b0 lib/list_debug.c:56 Code: c7 c7 00 b0 a6 8a e8 51 cf 52 fd 0f 0b 48 c7 c7 60 b0 a6 8a e8 43 cf 52 fd 0f 0b 48 89 ca 48 c7 c7 c0 b0 a6 8a e8 32 cf 52 fd <0f> 0b 4c 89 c2 48 c7 c7 20 b1 a6 8a e8 21 cf 52 fd 0f 0b 48 89 d1 RSP: 0018:ffffc9000535f3a0 EFLAGS: 00010282 RAX: 000000000000004e RBX: 00000000ffffffff RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff816779dc RDI: 0000000000000005 RBP: ffff888017ca8800 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: ffff888062d5cc80 R13: ffff888017ca8888 R14: ffff888017ca8880 R15: 0000000000000000 FS: 00007f00be7d8700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f00be7b6298 CR3: 000000006fbb5000 CR4: 0000000000350ef0