non-paged memory list_del corruption, ffff888031702c80->prev is LIST_POISON2 (dead000000000122) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 15800 Comm: syz.3.2702 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:__list_del_entry_valid_or_report+0x12b/0x190 lib/list_debug.c:59 Code: 8b 48 89 de 4c 89 e2 e8 e3 c2 8e fc 90 0f 0b 4c 89 e7 e8 78 3e 6d fd 48 c7 c7 c0 87 c0 8b 48 89 de 4c 89 e2 e8 c6 c2 8e fc 90 <0f> 0b 4c 89 ff e8 5b 3e 6d fd 43 80 3c 2c 00 74 08 4c 89 ff e8 5c RSP: 0018:ffffc9001b07f128 EFLAGS: 00010246 RAX: 000000000000004e RBX: ffff888031702c80 RCX: f138c70f968fe000 RDX: ffffc9000c629000 RSI: 0000000000002c7f RDI: 0000000000002c80 RBP: ffff888031702c7c R08: ffffc9001b07ee47 R09: 1ffff9200360fdc8 R10: dffffc0000000000 R11: fffff5200360fdc9 R12: dead000000000122 R13: dffffc0000000000 R14: ffff8881412ad000 R15: dead000000000122 FS: 00007f7c063df6c0(0000) GS:ffff888125f35000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa5c79b6ad8 CR3: 00000000559f8000 CR4: 00000000003526f0 Call Trace: __list_del_entry_valid include/linux/list.h:132 [inline] __list_del_entry include/linux/list.h:223 [inline] list_del_rcu include/linux/rculist.h:178 [inline] __team_queue_override_port_del drivers/net/team/team_core.c:826 [inline] team_queue_override_port_prio_changed drivers/net/team/team_core.c:883 [inline] team_priority_option_set+0x161/0x7f0 drivers/net/team/team_core.c:1485 team_option_set drivers/net/team/team_core.c:376 [inline] team_nl_options_set_doit+0x956/0xde0 drivers/net/team/team_core.c:2590 genl_family_rcv_msg_doit+0x215/0x300 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x60e/0x790 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x21c/0x270 net/socket.c:742 ____sys_sendmsg+0x505/0x820 net/socket.c:2592 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2646 __sys_sendmsg net/socket.c:2678 [inline] __do_sys_sendmsg net/socket.c:2683 [inline] __se_sys_sendmsg net/socket.c:2681 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2681 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7c0558f749 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7c063df038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f7c057e5fa0 RCX: 00007f7c0558f749 RDX: 0000000000040000 RSI: 0000200000000200 RDI: 0000000000000004 RBP: 00007f7c05613f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7c057e6038 R14: 00007f7c057e5fa0 R15: 00007ffd12ca7f58 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0x12b/0x190 lib/list_debug.c:59 Code: 8b 48 89 de 4c 89 e2 e8 e3 c2 8e fc 90 0f 0b 4c 89 e7 e8 78 3e 6d fd 48 c7 c7 c0 87 c0 8b 48 89 de 4c 89 e2 e8 c6 c2 8e fc 90 <0f> 0b 4c 89 ff e8 5b 3e 6d fd 43 80 3c 2c 00 74 08 4c 89 ff e8 5c RSP: 0018:ffffc9001b07f128 EFLAGS: 00010246 RAX: 000000000000004e RBX: ffff888031702c80 RCX: f138c70f968fe000 RDX: ffffc9000c629000 RSI: 0000000000002c7f RDI: 0000000000002c80 RBP: ffff888031702c7c R08: ffffc9001b07ee47 R09: 1ffff9200360fdc8 R10: dffffc0000000000 R11: fffff5200360fdc9 R12: dead000000000122 R13: dffffc0000000000 R14: ffff8881412ad000 R15: dead000000000122 FS: 00007f7c063df6c0(0000) GS:ffff888125e35000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000559f8000 CR4: 00000000003526f0