R13: 00000000000005f4 R14: 00000000006fbf80 R15: 0000000000000003
Service creation failed, no memory
Failed to subscribe for {4294967295,0,4294967295}
list_del corruption. prev->next should be 00000000dc8ce549, but was           (null)
------------[ 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: 0 PID: 19911 Comm: syz-executor6 Not tainted 4.16.0+ #1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__list_del_entry_valid.cold.1+0x48/0x58 lib/list_debug.c:51
RSP: 0018:ffff8801caab6cf8 EFLAGS: 00010286
RAX: 0000000000000054 RBX: ffff8801d094d218 RCX: 0000000000000000
RDX: 0000000000000054 RSI: ffffffff815f6911 RDI: ffffed0039556d95
RBP: ffff8801caab6d10 R08: ffff8801c8ade400 R09: ffffed003b604fb0
R10: ffffed003b604fb0 R11: ffff8801db027d87 R12: ffffffff898e20a0
R13: ffffffffffffffff R14: ffff8801d9aeb900 R15: ffff8801d094d218
FS:  0000000000000000(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b9bc22000 CR3: 0000000008a6a000 CR4: 00000000001406f0
DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000020000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 __list_del_entry include/linux/list.h:117 [inline]
 list_del_init include/linux/list.h:159 [inline]
 tipc_nametbl_unsubscribe+0x3d3/0xaf0 net/tipc/name_table.c:708
 tipc_sub_unsubscribe+0x6d/0x305 net/tipc/subscr.c:164
 tipc_conn_delete_sub+0x32d/0x530 net/tipc/topsrv.c:245
 tipc_topsrv_kern_unsubscr+0x280/0x3f0 net/tipc/topsrv.c:598
 tipc_group_delete+0x2dd/0x3f0 net/tipc/group.c:231
 tipc_sk_leave+0x10e/0x210 net/tipc/socket.c:2800
 tipc_release+0x146/0x1290 net/tipc/socket.c:576
 sock_release+0x96/0x1b0 net/socket.c:594
 sock_close+0x16/0x20 net/socket.c:1149
 __fput+0x34d/0x890 fs/file_table.c:209
 ____fput+0x15/0x20 fs/file_table.c:243
 task_work_run+0x1e4/0x290 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0xf89/0x2730 kernel/exit.c:865
 do_group_exit+0x16f/0x430 kernel/exit.c:968
 SYSC_exit_group kernel/exit.c:979 [inline]
 SyS_exit_group+0x1d/0x20 kernel/exit.c:977
 do_syscall_64+0x29e/0x9d0 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x455319
RSP: 002b:00007ffe8ee221b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000239 RCX: 0000000000455319
RDX: 00000000000005f4 RSI: 00000000007301d0 RDI: 0000000000000000
RBP: 0000000000000013 R08: 00000000000002ef R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000001380
Code: 20 1b d8 87 e8 aa de 2c fe 0f 0b 48 89 de 48 c7 c7 40 1c d8 87 e8 99 de 2c fe 0f 0b 48 89 de 48 c7 c7 e0 1b d8 87 e8 88 de 2c fe <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 41 
RIP: __list_del_entry_valid.cold.1+0x48/0x58 lib/list_debug.c:51 RSP: ffff8801caab6cf8
---[ end trace ecf4ba81d3f92586 ]---