RBP: 000000000072bea0 R08: 0000000020ae2fff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 R13: 00000000000003fa R14: 00000000006f8010 R15: 000000000000003c list_del corruption. prev->next should be 00000000e0f1c59a, but was 0000000048814478 ------------[ 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: 27511 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #7 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:ffff8801775b77a0 EFLAGS: 00010282 RAX: 0000000000000054 RBX: ffff880172e58b10 RCX: 0000000000000000 RDX: 0000000000000054 RSI: ffffc90004ee0000 RDI: ffffed002eeb6ee8 RBP: ffff8801775b77b8 R08: 1ffff1002eeb6e40 R09: 0000000000000000 R10: ffff8801775b7778 R11: 0000000000000000 R12: ffff880172e58990 R13: 1ffff1002eeb6efd R14: ffff880172e58820 R15: dffffc0000000000 FS: 00007fb29f67b700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020fa3000 CR3: 00000001d6eb0001 CR4: 00000000001606f0 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:2509 [inline] do_new_mount fs/namespace.c:2512 [inline] do_mount+0xea4/0x2bb0 fs/namespace.c:2842 SYSC_mount fs/namespace.c:3058 [inline] SyS_mount+0xab/0x120 fs/namespace.c:3035 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x454e79 RSP: 002b:00007fb29f67ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fb29f67b6d4 RCX: 0000000000454e79 RDX: 0000000020000240 RSI: 0000000020026ff8 RDI: 0000000020000280 RBP: 000000000072bea0 R08: 0000000020ae2fff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 R13: 00000000000003fa R14: 00000000006f8010 R15: 000000000000003c Code: 4c 89 e2 48 c7 c7 40 b9 75 87 e8 55 12 48 fe 0f 0b 48 c7 c7 a0 b9 75 87 e8 47 12 48 fe 0f 0b 48 c7 c7 00 ba 75 87 e8 39 12 48 fe <0f> 0b 48 c7 c7 60 ba 75 87 e8 2b 12 48 fe 0f 0b 48 89 df 48 89 RIP: __list_del_entry_valid+0xef/0x150 lib/list_debug.c:51 RSP: ffff8801775b77a0 ---[ end trace 52e17721a99409f2 ]---