non-paged memory list_del corruption, ffff888030471e80->prev is LIST_POISON2 (dead000000000122) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 10183 Comm: syz.1.1657 Not tainted 6.14.0-rc7-syzkaller-00137-g5fc319360819 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:__list_del_entry_valid_or_report+0x12c/0x190 lib/list_debug.c:59 Code: 8c 4c 89 fe 48 89 da e8 f2 3b 32 fc 90 0f 0b 48 89 df e8 67 47 10 fd 48 c7 c7 20 31 80 8c 4c 89 fe 48 89 da e8 d5 3b 32 fc 90 <0f> 0b 4c 89 e7 e8 4a 47 10 fd 42 80 3c 2b 00 74 08 4c 89 e7 e8 5b RSP: 0018:ffffc9000b777178 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 7517cf98f598ce00 RDX: ffffc9000b7e9000 RSI: 0000000000003cb9 RDI: 0000000000003cba RBP: ffff888030471e80 R08: ffffffff81a1369c R09: 1ffff920016eedcc R10: dffffc0000000000 R11: fffff520016eedcd R12: dead000000000122 R13: dffffc0000000000 R14: ffff8880343c3670 R15: ffff888030471e80 FS: 00007f5a40eb66c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efceae88169 CR3: 0000000031390000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 000000000000cc86 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: __list_del_entry_valid include/linux/list.h:124 [inline] __list_del_entry include/linux/list.h:215 [inline] list_del_rcu include/linux/rculist.h:168 [inline] __team_queue_override_port_del drivers/net/team/team_core.c:825 [inline] team_queue_override_port_prio_changed drivers/net/team/team_core.c:882 [inline] team_priority_option_set+0x164/0x7d0 drivers/net/team/team_core.c:1533 team_option_set drivers/net/team/team_core.c:375 [inline] team_nl_options_set_doit+0xa37/0x10c0 drivers/net/team/team_core.c:2663 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb1f/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x206/0x480 net/netlink/af_netlink.c:2533 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x8de/0xcb0 net/netlink/af_netlink.c:1882 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:733 ____sys_sendmsg+0x53a/0x860 net/socket.c:2573 ___sys_sendmsg net/socket.c:2627 [inline] __sys_sendmsg+0x269/0x350 net/socket.c:2659 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5a3ff8d169 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:00007f5a40eb6038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f5a401a5fa0 RCX: 00007f5a3ff8d169 RDX: 0000000000000000 RSI: 0000200000000440 RDI: 0000000000000004 RBP: 00007f5a4000e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f5a401a5fa0 R15: 00007ffd5308b458 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0x12c/0x190 lib/list_debug.c:59 Code: 8c 4c 89 fe 48 89 da e8 f2 3b 32 fc 90 0f 0b 48 89 df e8 67 47 10 fd 48 c7 c7 20 31 80 8c 4c 89 fe 48 89 da e8 d5 3b 32 fc 90 <0f> 0b 4c 89 e7 e8 4a 47 10 fd 42 80 3c 2b 00 74 08 4c 89 e7 e8 5b RSP: 0018:ffffc9000b777178 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 7517cf98f598ce00 RDX: ffffc9000b7e9000 RSI: 0000000000003cb9 RDI: 0000000000003cba RBP: ffff888030471e80 R08: ffffffff81a1369c R09: 1ffff920016eedcc R10: dffffc0000000000 R11: fffff520016eedcd R12: dead000000000122 R13: dffffc0000000000 R14: ffff8880343c3670 R15: ffff888030471e80 FS: 00007f5a40eb66c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ff17ff8 CR3: 0000000031390000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 000000000000cc86 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400