R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Name sequence creation failed, no memory
Failed to create subscription for {1020,0,4294967295}
list_del corruption. prev->next should be 00000000f898d79a, but was 00000000e78bb417
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:53!
invalid opcode: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 15944 Comm: syz-executor5 Not tainted 4.16.0-rc7+ #283
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__list_del_entry_valid+0xef/0x150 lib/list_debug.c:51
RSP: 0018:ffff8801b06a6a98 EFLAGS: 00010282
RAX: 0000000000000054 RBX: ffff8801af2e6710 RCX: 0000000000000000
RDX: 0000000000000054 RSI: 1ffff100360d4d08 RDI: ffffed00360d4d47
RBP: ffff8801b06a6ab0 R08: 1ffff100360d4c9f R09: 0000000000000000
R10: ffff8801b06a6978 R11: 0000000000000000 R12: ffff8801af2e6758
R13: ffff8801b06a6c50 R14: ffff8801af2e6760 R15: ffff8801aa5c5b40
FS:  0000000000000000(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000016fdfd0 CR3: 000000000846a006 CR4: 00000000001626e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __list_del_entry include/linux/list.h:117 [inline]
 list_del_init include/linux/list.h:159 [inline]
 tipc_nametbl_unsubscribe+0x318/0x990 net/tipc/name_table.c:848
 tipc_subscrb_subscrp_delete+0x1e9/0x460 net/tipc/subscr.c:212
 tipc_subscrb_delete net/tipc/subscr.c:242 [inline]
 tipc_subscrb_release_cb+0x17/0x30 net/tipc/subscr.c:321
 tipc_topsrv_kern_unsubscr+0x2c3/0x430 net/tipc/server.c:535
 tipc_group_delete+0x2c0/0x3d0 net/tipc/group.c:231
 tipc_sk_leave+0x10b/0x200 net/tipc/socket.c:2795
 tipc_release+0x154/0xff0 net/tipc/socket.c:577
 sock_release+0x8d/0x1e0 net/socket.c:595
 sock_close+0x16/0x20 net/socket.c:1149
 __fput+0x327/0x7e0 fs/file_table.c:209
 ____fput+0x15/0x20 fs/file_table.c:243
 task_work_run+0x199/0x270 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0x9bb/0x1ad0 kernel/exit.c:865
 ? debug