list_add double add: new=ffff888112b86ab8, prev=ffff888112b86ab8, next=ffff888112b86ab8. ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:35! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 3034 Comm: syz.2.666 Not tainted 5.10.228-syzkaller-00608-g0eb852f47fe5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__list_add_valid+0x9f/0xf0 lib/list_debug.c:33 Code: e7 74 12 4d 39 f7 74 0d b0 01 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 c7 c7 00 2b 60 85 4c 89 fe 4c 89 e2 4c 89 f1 e8 e7 3b 56 02 <0f> 0b 48 c7 c7 00 29 60 85 e8 d9 3b 56 02 0f 0b 48 c7 c7 a0 29 60 RSP: 0018:ffffc90000bb7278 EFLAGS: 00010246 RAX: 0000000000000058 RBX: ffff888112b86ac0 RCX: cbafcb3583af6800 RDX: ffffc900024fc000 RSI: 00000000000002b0 RDI: 00000000000002b1 RBP: ffffc90000bb72a0 R08: ffffffff81523368 R09: ffffed103ee0a5f8 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888112b86ab8 R13: dffffc0000000000 R14: ffff888112b86ab8 R15: ffff888112b86ab8 FS: 00007fc7d14ad6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f414ff8 CR3: 0000000112322000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_add include/linux/list.h:67 [inline] list_add_tail include/linux/list.h:100 [inline] list_move_tail include/linux/list.h:228 [inline] tipc_nametbl_translate+0xc87/0xfb0 net/tipc/name_table.c:584 __tipc_sendmsg+0x1064/0x3ab0 net/tipc/socket.c:1464 __tipc_sendstream+0x17ac/0x19f0 net/tipc/socket.c:1568 tipc_sendstream net/tipc/socket.c:1541 [inline] tipc_send_packet+0x7c/0xa0 net/tipc/socket.c:1647 sock_sendmsg_nosec net/socket.c:652 [inline] __sock_sendmsg net/socket.c:664 [inline] ____sys_sendmsg+0x59e/0x8f0 net/socket.c:2376 ___sys_sendmsg+0x252/0x2e0 net/socket.c:2430 __sys_sendmsg net/socket.c:2459 [inline] __do_sys_sendmsg net/socket.c:2468 [inline] __se_sys_sendmsg+0x1b1/0x280 net/socket.c:2466 __x64_sys_sendmsg+0x7b/0x90 net/socket.c:2466 do_syscall_64+0x34/0x70 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fc7d2e77f19 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:00007fc7d14ad058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc7d303e160 RCX: 00007fc7d2e77f19 RDX: 0000000000000000 RSI: 0000000020000240 RDI: 000000000000000f RBP: 00007fc7d2eebcc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fc7d303e160 R15: 00007ffd0595a868 Modules linked in: ---[ end trace 270d2c966f77bb49 ]--- RIP: 0010:__list_add_valid+0x9f/0xf0 lib/list_debug.c:33 Code: e7 74 12 4d 39 f7 74 0d b0 01 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 c7 c7 00 2b 60 85 4c 89 fe 4c 89 e2 4c 89 f1 e8 e7 3b 56 02 <0f> 0b 48 c7 c7 00 29 60 85 e8 d9 3b 56 02 0f 0b 48 c7 c7 a0 29 60 RSP: 0018:ffffc90000bb7278 EFLAGS: 00010246 RAX: 0000000000000058 RBX: ffff888112b86ac0 RCX: cbafcb3583af6800 RDX: ffffc900024fc000 RSI: 00000000000002b0 RDI: 00000000000002b1 RBP: ffffc90000bb72a0 R08: ffffffff81523368 R09: ffffed103ee0a5f8 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888112b86ab8 R13: dffffc0000000000 R14: ffff888112b86ab8 R15: ffff888112b86ab8 FS: 00007fc7d14ad6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f414ff8 CR3: 0000000112322000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400