------------[ cut here ]------------
[   27.219431] WARNING: CPU: 1 PID: 469 at mm/util.c:657 __kvmalloc_node_noprof+0xd2/0xe0
[   27.221002] Modules linked in:
[   27.222000] CPU: 1 UID: 0 PID: 469 Comm: unshare_test Not tainted 6.13.10-rc1 #1
[   27.222576] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   27.223682] RIP: 0010:__kvmalloc_node_noprof+0xd2/0xe0
[   27.224222] Code: 00 48 83 c4 18 48 8d 65 e8 5b 41 5c 41 5d 5d c3 cc cc cc cc 48 b9 00 00 00 00 00 20 00 00 eb bd 80 e7 20 0f 85 52 ff ff ff 90 <0f> 0b 90 e9 49 ff ff ff 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90
[   27.225425] RSP: 0018:ffffa2c9c0627df0 EFLAGS: 00010246
[   27.225745] RAX: 0000000000000000 RBX: 00000000004000c0 RCX: 0000000000000015
[   27.226304] RDX: 0000000000000015 RSI: ffffffff81ca2a2e RDI: 0000000000452cc0
[   27.226966] RBP: ffffa2c9c0627e08 R08: 0000000000000040 R09: 0000000000000000
[   27.227393] R10: ffffa2c9c0627df0 R11: 0000000000000000 R12: 0000000200001e00
[   27.227986] R13: 00000000ffffffff R14: ffff9f2ec29e2440 R15: ffff9f2ec29e23c0
[   27.228644] FS:  00007ffa616f1740(0000) GS:ffff9f2f3bd00000(0000) knlGS:0000000000000000
[   27.229178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.229707] CR2: 00007ffa618a06a0 CR3: 0000000102a10000 CR4: 00000000000006f0
[   27.230417] Call Trace:
[   27.231582]  <TASK>
[   27.232268]  ? show_regs+0x63/0x70
[   27.232684]  ? __warn+0x8c/0x140
[   27.233015]  ? __kvmalloc_node_noprof+0xd2/0xe0
[   27.233506]  ? report_bug+0x175/0x1a0
[   27.233754]  ? handle_bug+0x5c/0xa0
[   27.234173]  ? exc_invalid_op+0x1c/0x80
[   27.234707]  ? asm_exc_invalid_op+0x1f/0x30
[   27.234954]  ? __kmalloc_node_noprof+0x32e/0x3c0
[   27.235224]  ? __kvmalloc_node_noprof+0xd2/0xe0
[   27.235442]  alloc_fdtable+0x73/0x110
[   27.235806]  expand_files+0x63/0x2d0
[   27.235992]  ? do_prlimit+0x12f/0x210
[   27.236367]  ksys_dup3+0x67/0x100
[   27.236683]  __x64_sys_dup2+0x2d/0xc0
[   27.237101]  x64_sys_call+0x207d/0x20b0
[   27.237405]  do_syscall_64+0x9e/0x1a0
[   27.237760]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   27.238370] RIP: 0033:0x7ffa617f3867
[   27.239270] Code: 73 01 c3 48 8b 0d 91 75 0e 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 21 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 61 75 0e 00 f7 d8 64 89 02 b8
[   27.240168] RSP: 002b:00007ffdf8b16be8 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   27.240947] RAX: ffffffffffffffda RBX: 00007ffdf8b17448 RCX: 00007ffa617f3867
[   27.241429] RDX: 00007ffdf8b16c10 RSI: 0000000040000038 RDI: 0000000000000002
[   27.242200] RBP: 00007ffdf8b16e10 R08: 0000000000000000 R09: 0000000000000000
[   27.242637] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   27.243086] R13: 00007ffdf8b17458 R14: 00007ffa61932000 R15: 000055948dfd2dd8
[   27.244026]  </TASK>
[   27.244334] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail