RBP: 000000000072bea0 R08: 0000000020000080 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013
R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000003b
list_del corruption. prev->next should be 00000000f0dfc262, but was 0000000032c2c29c
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:53!
invalid opcode: 0000 [#1] SMP KASAN
IPVS: Error joining to the multicast group
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 21314 Comm: syz-executor1 Not tainted 4.16.0+ #13
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:ffff8801b2df7768 EFLAGS: 00010282
IPVS: Error joining to the multicast group
RAX: 0000000000000054 RBX: ffff8801cb682550 RCX: 0000000000000000
RDX: 0000000000000054 RSI: ffffc900026c5000 RDI: ffffed00365beee1
RBP: ffff8801b2df7780 R08: ffffed003b604f99 R09: ffffed003b604f99
R10: 0000000000000001 R11: ffffed003b604f98 R12: ffff8801d51bf0f0
R13: 1ffff100365beef6 R14: ffff8801b0318260 R15: dffffc0000000000
FS:  00007f698d460700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fde42740518 CR3: 00000001d07fd000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __list_del_entry include/linux/list.h:117 [inline]
 dentry_unlist fs/dcache.c:518 [inline]
 __dentry_kill+0x260/0x700 fs/dcache.c:571
 dentry_kill fs/dcache.c:616 [inline]
 dput.part.20+0x5a0/0x830 fs/dcache.c:831
 dput+0x1f/0x30 fs/dcache.c:795
 rpc_gssd_dummy_depopulate net/sunrpc/rpc_pipe.c:1381 [inline]
 rpc_fill_super+0x628/0xae0 net/sunrpc/rpc_pipe.c:1426
 mount_ns+0xc4/0x190 fs/super.c:1036
 rpc_mount+0x9e/0xd0 net/sunrpc/rpc_pipe.c:1451
 mount_fs+0x66/0x2d0 fs/super.c:1222
 vfs_kern_mount.part.26+0xc6/0x4a0 fs/namespace.c:1037
 vfs_kern_mount fs/namespace.c:2514 [inline]
 do_new_mount fs/namespace.c:2517 [inline]
 do_mount+0xea4/0x2b90 fs/namespace.c:2847
 ksys_mount+0xab/0x120 fs/namespace.c:3063
 SYSC_mount fs/namespace.c:3077 [inline]
 SyS_mount+0x39/0x50 fs/namespace.c:3074
 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4552d9
RSP: 002b:00007f698d45fc68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f698d4606d4 RCX: 00000000004552d9
RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000
RBP: 000000000072bea0 R08: 0000000020000080 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013
R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000003b
Code: 4c 89 e2 48 c7 c7 40 bd 75 87 e8 35 b4 47 fe 0f 0b 48 c7 c7 a0 bd 75 87 e8 27 b4 47 fe 0f 0b 48 c7 c7 00 be 75 87 e8 19 b4 47 fe <0f> 0b 48 c7 c7 60 be 75 87 e8 0b b4 47 fe 0f 0b 48 89 df 48 89 
RIP: __list_del_entry_valid+0xef/0x150 lib/list_debug.c:51 RSP: ffff8801b2df7768
---[ end trace 26eabded609075a4 ]---