------------[ cut here ]------------
[   21.113444] WARNING: CPU: 0 PID: 464 at mm/util.c:657 __kvmalloc_node_noprof+0xe8/0xf0
[   21.115375] Modules linked in:
[   21.117060] CPU: 0 UID: 0 PID: 464 Comm: unshare_test Not tainted 6.13.11-rc2 #1
[   21.117502] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   21.118339] EIP: __kvmalloc_node_noprof+0xe8/0xf0
[   21.118809] 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
[   21.121148] EAX: 00000000 EBX: 80000f80 ECX: 00000013 EDX: ffffffff
[   21.121753] ESI: 00000000 EDI: ffffffff EBP: c292bee4 ESP: c292bec0
[   21.122779] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00010246
[   21.123855] CR0: 80050033 CR2: b7d33870 CR3: 02881000 CR4: 000006d0
[   21.124310] Call Trace:
[   21.126328]  ? alloc_fdtable+0x3d/0xe8
[   21.126719]  alloc_fdtable+0x6a/0xe8
[   21.128254]  expand_files+0x56/0x7e0
[   21.128495]  ? do_prlimit+0xfc/0x1c0
[   21.128772]  ? __ia32_sys_prlimit64+0x28f/0x320
[   21.129710]  ksys_dup3+0x58/0xf0
[   21.130449]  __ia32_sys_dup2+0x1f/0xb4
[   21.130745]  ? syscall_exit_to_user_mode+0x3a/0x198
[   21.132026]  ia32_sys_call+0x336/0x286c
[   21.132353]  __do_fast_syscall_32+0x4c/0xbc
[   21.132558]  do_fast_syscall_32+0x2b/0x60
[   21.132747]  do_SYSENTER_32+0x15/0x18
[   21.132919]  entry_SYSENTER_32+0xa6/0x115
[   21.133259] EIP: 0xb7ed9579
[   21.133723] 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
[   21.137722] EAX: ffffffda EBX: 00000002 ECX: 2000003c EDX: b7ebee14
[   21.138621] ESI: 004a85cc EDI: bff881f0 EBP: bff88378 ESP: bff88158
[   21.139416] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000296
[   21.140648] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail