list_del corruption, ffff8881454a5780->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: 16475 Comm: syz-executor129 Not tainted 6.2.0-rc2-syzkaller-00316-ge9ffbf16caa6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__list_del_entry_valid.cold+0x37/0x72 lib/list_debug.c:56 Code: e8 31 2d f0 ff 0f 0b 48 89 ee 48 c7 c7 00 c1 a6 8a e8 20 2d f0 ff 0f 0b 4c 89 e2 48 89 ee 48 c7 c7 c0 c1 a6 8a e8 0c 2d f0 ff <0f> 0b 48 89 ee 48 c7 c7 a0 c0 a6 8a e8 fb 2c f0 ff 0f 0b 4c 89 ea RSP: 0018:ffffc9000b8bf3a0 EFLAGS: 00010282 RAX: 000000000000004e RBX: 00000000ffffffff RCX: 0000000000000000 RDX: ffff8880272a57c0 RSI: ffffffff8166721c RDI: fffff52001717e66 RBP: ffff8881454a5780 R08: 000000000000004e R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: dead000000000122 R13: ffff88801896c870 R14: ffff8881454a5780 R15: 0000000000000000 FS: 00007efcfb7d0700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe6d75a2e8 CR3: 0000000027702000 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:1530 team_option_set drivers/net/team/team.c:374 [inline] team_nl_cmd_options_set+0x6dd/0xc80 drivers/net/team/team.c:2664 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:2564 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1076 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1356 netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1932 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xd3/0x120 net/socket.c:734 ____sys_sendmsg+0x712/0x8c0 net/socket.c:2476 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2530 __sys_sendmsg+0xf7/0x1c0 net/socket.c:2559 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: 0033:0x7efcfc0250d9 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:00007efcfb7d0308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007efcfc0b3308 RCX: 00007efcfc0250d9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 000000000000000d RBP: 00007efcfc0b3300 R08: 0000000000000040 R09: 0000000000000000 R10: 0000000000000044 R11: 0000000000000246 R12: 00007efcfc0b330c R13: 00007efcfc07a51c R14: 0030656c69662f2e R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid.cold+0x37/0x72 lib/list_debug.c:56 Code: e8 31 2d f0 ff 0f 0b 48 89 ee 48 c7 c7 00 c1 a6 8a e8 20 2d f0 ff 0f 0b 4c 89 e2 48 89 ee 48 c7 c7 c0 c1 a6 8a e8 0c 2d f0 ff <0f> 0b 48 89 ee 48 c7 c7 a0 c0 a6 8a e8 fb 2c f0 ff 0f 0b 4c 89 ea RSP: 0018:ffffc9000b8bf3a0 EFLAGS: 00010282 RAX: 000000000000004e RBX: 00000000ffffffff RCX: 0000000000000000 RDX: ffff8880272a57c0 RSI: ffffffff8166721c RDI: fffff52001717e66 RBP: ffff8881454a5780 R08: 000000000000004e R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: dead000000000122 R13: ffff88801896c870 R14: ffff8881454a5780 R15: 0000000000000000 FS: 00007efcfb7d0700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe6d75a2e8 CR3: 0000000027702000 CR4: 0000000000350ee0