------------[ cut here ]------------
[   18.410545] WARNING: CPU: 0 PID: 465 at mm/util.c:677 __kvmalloc_node_noprof+0xe8/0xf0
[   18.412660] Modules linked in:
[   18.414448] CPU: 0 UID: 0 PID: 465 Comm: unshare_test Not tainted 6.14.2-rc4 #1
[   18.415349] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   18.416372] EIP: __kvmalloc_node_noprof+0xe8/0xf0
[   18.416984] Code: 75 f8 8b 7d fc 89 ec 5d c3 2e 8d 74 26 00 89 f2 81 ca 00 20 00 00 e9 6d ff ff ff 8d 76 00 81 e6 00 20 00 00 0f 85 39 ff ff ff <0f> 0b e9 32 ff ff ff 90 55 89 e5 83 ec 0c 89 5d f4 89 d3 89 ca 89
[   18.418991] EAX: 00000000 EBX: 80000f80 ECX: 00000013 EDX: ffffffff
[   18.419502] ESI: 00000000 EDI: ffffffff EBP: c23d1ee4 ESP: c23d1ec0
[   18.420137] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00010246
[   18.420569] CR0: 80050033 CR2: b7d62870 CR3: 022e0000 CR4: 000006d0
[   18.420882] Call Trace:
[   18.421940]  ? alloc_fdtable+0x3d/0xe8
[   18.423336]  alloc_fdtable+0x6a/0xe8
[   18.423764]  expand_files+0x56/0x818
[   18.424270]  ? do_prlimit+0xfc/0x1c0
[   18.424793]  ? __ia32_sys_prlimit64+0x28f/0x320
[   18.424953]  ksys_dup3+0x58/0xf0
[   18.425072]  __ia32_sys_dup2+0x1f/0xb4
[   18.425183]  ? syscall_exit_to_user_mode+0x3a/0x198
[   18.426144]  ia32_sys_call+0x336/0x286c
[   18.426659]  __do_fast_syscall_32+0x4c/0xbc
[   18.427337]  do_fast_syscall_32+0x2b/0x60
[   18.428023]  do_SYSENTER_32+0x15/0x18
[   18.428302]  entry_SYSENTER_32+0xa6/0x115
[   18.429270] EIP: 0xb7f08579
[   18.430575] Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d 76 00 58 b8 77 00 00 00 cd 80 90 8d 76
[   18.432024] EAX: ffffffda EBX: 00000002 ECX: 2000003c EDX: b7eede14
[   18.432511] ESI: 004ad62c EDI: bfba6de0 EBP: bfba6f68 ESP: bfba6d48
[   18.433119] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000296
[   18.434133] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail