------------[ cut here ]------------
[   26.900447] WARNING: CPU: 1 PID: 468 at mm/util.c:670 __kvmalloc_node_noprof+0xd2/0xe0
[   26.901432] Modules linked in:
[   26.903542] CPU: 1 UID: 0 PID: 468 Comm: unshare_test Not tainted 6.12.24-rc1 #1
[   26.904109] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   26.904909] RIP: 0010:__kvmalloc_node_noprof+0xd2/0xe0
[   26.906342] 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
[   26.908064] RSP: 0018:ffff8f4cc062fdf8 EFLAGS: 00010246
[   26.908421] RAX: 0000000000000000 RBX: 00000000004000c0 RCX: 0000000000000015
[   26.909639] RDX: 0000000000000000 RSI: ffffffffb609ccd1 RDI: 0000000000452cc0
[   26.910689] RBP: ffff8f4cc062fe10 R08: 0000000000000040 R09: 0000000000000000
[   26.911006] R10: ffff8f4cc062fdf8 R11: 0000000000000000 R12: 0000000200002000
[   26.911304] R13: 00000000ffffffff R14: ffff8dd3c22f1100 R15: ffff8dd3c22f1080
[   26.911667] FS:  00007f60eb536740(0000) GS:ffff8dd43bd00000(0000) knlGS:0000000000000000
[   26.911990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.912493] CR2: 00007f60eb5ba150 CR3: 00000001013ae000 CR4: 00000000000006f0
[   26.914235] Call Trace:
[   26.915019]  <TASK>
[   26.915463]  alloc_fdtable+0x74/0x100
[   26.915835]  expand_files+0x62/0x310
[   26.916032]  ? do_prlimit+0x12f/0x210
[   26.916217]  ksys_dup3+0x67/0x100
[   26.917197]  __x64_sys_dup2+0x2d/0xd0
[   26.917514]  x64_sys_call+0x1cb8/0x2060
[   26.917818]  do_syscall_64+0x9e/0x1a0
[   26.918143]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   26.918622] RIP: 0033:0x7f60eb638867
[   26.919232] 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
[   26.921785] RSP: 002b:00007ffc67d2e668 EFLAGS: 00000202 ORIG_RAX: 0000000000000021
[   26.922610] RAX: ffffffffffffffda RBX: 00007ffc67d2eec8 RCX: 00007f60eb638867
[   26.923636] RDX: 00007ffc67d2e690 RSI: 0000000040000038 RDI: 0000000000000002
[   26.924749] RBP: 00007ffc67d2e890 R08: 0000000000000000 R09: 0000000000000000
[   26.925956] R10: 0000000000000004 R11: 0000000000000202 R12: 0000000000000000
[   26.927332] R13: 00007ffc67d2eed8 R14: 00007f60eb777000 R15: 0000562d09eefdd8
[   26.927772]  </TASK>
[   26.928000] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail