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 00000000338c77ca, but was 00000000733e9462 ------------[ 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: 12241 Comm: syz-executor5 Not tainted 4.16.0-rc7+ #280 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:ffff8801b03bea98 EFLAGS: 00010282 RAX: 0000000000000054 RBX: ffffffff872d2100 RCX: 0000000000000000 RDX: 0000000000000054 RSI: 1ffff10036077d08 RDI: ffffed0036077d47 RBP: ffff8801b03beab0 R08: 1ffff10036077c9f R09: 0000000000000000 R10: ffff8801b03be978 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8801b03bec50 R14: ffff8801b5f3c960 R15: ffff8801bf30cb40 FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000008115544 CR3: 0000000007a22006 CR4: 00000000001606e0 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 do_group_exit+0x149/0x400 kernel/exit.c:968 get_signal+0x73a/0x16d0 kernel/signal.c:2469 do_signal+0x90/0x1e90 arch/x86/kernel/signal.c:809 exit_to_usermode_loop+0x258/0x2f0 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:196 [inline] syscall_return_slowpath arch/x86/entry/common.c:265 [inline] do_syscall_32_irqs_on arch/x86/entry/common.c:336 [inline] do_fast_syscall_32+0xbe6/0xf9f arch/x86/entry/common.c:392 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 RIP: 0023:0xf7efec99 RSP: 002b:00000000f76b810c EFLAGS: 00000296 ORIG_RAX: 00000000000000f0 RAX: fffffffffffffe00 RBX: 000000000813b014 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Code: 4c 89 e2 48 c7 c7 40 8b e5 86 e8 05 d3 a7 fe 0f 0b 48 c7 c7 a0 8b e5 86 e8 f7 d2 a7 fe 0f 0b 48 c7 c7 00 8c e5 86 e8 e9 d2 a7 fe <0f> 0b 48 c7 c7 60 8c e5 86 e8 db d2 a7 fe 0f 0b 48 89 df 48 89 RIP: __list_del_entry_valid+0xef/0x150 lib/list_debug.c:51 RSP: ffff8801b03bea98 ---[ end trace 2b0cc321e5fda3be ]---