------------[ cut here ]------------
[   77.051034] WARNING: CPU: 0 PID: 482 at mm/util.c:662 __kvmalloc_node_noprof+0xdf/0xf0
[   77.054053] Modules linked in:
[   77.055142] CPU: 0 UID: 0 PID: 482 Comm: unshare_test Not tainted 6.12.0-next-20241122 #1
[   77.055551] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   77.056211] RIP: 0010:__kvmalloc_node_noprof+0xdf/0xf0
[   77.058090] Code: 89 f0 ff 75 08 53 68 00 04 00 00 e8 3b 31 04 00 48 83 c4 18 5b 41 5e 41 5f 5d c3 cc cc cc cc cc 41 f7 c6 00 20 00 00 75 81 90 <0f> 0b 90 31 c0 eb e3 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
[   77.059504] RSP: 0018:ffffa56800537db8 EFLAGS: 00010246
[   77.059802] RAX: 0000000000000004 RBX: 00000000ffffffff RCX: 0000000400000000
[   77.060121] RDX: 0000000200001e00 RSI: 0000000000000000 RDI: ffffffffa8069ca8
[   77.060409] RBP: ffffa56800537dd0 R08: 0000000000412cc0 R09: 00000000ffffffff
[   77.060868] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000400003c0
[   77.061957] R13: 00000000400003c0 R14: 0000000000400cc0 R15: 0000000200001e00
[   77.063858] FS:  00007fbb16df6740(0000) GS:ffff9b4c3bc00000(0000) knlGS:0000000000000000
[   77.064287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.065301] CR2: 00007fbb16e9f8f0 CR3: 0000000104f78000 CR4: 00000000000006f0
[   77.065829] Call Trace:
[   77.066603]  <TASK>
[   77.067179]  ? show_regs+0x5d/0x70
[   77.068128]  ? __warn+0xcf/0x1d0
[   77.068609]  ? __kvmalloc_node_noprof+0xdf/0xf0
[   77.069301]  ? report_bug+0x14c/0x1f0
[   77.070113]  ? handle_bug+0x67/0x90
[   77.071096]  ? exc_invalid_op+0x1f/0x50
[   77.071371]  ? asm_exc_invalid_op+0x1f/0x30
[   77.071585]  ? __kvmalloc_node_noprof+0x48/0xf0
[   77.072371]  ? __kvmalloc_node_noprof+0xdf/0xf0
[   77.073057]  ? __kvmalloc_node_noprof+0x48/0xf0
[   77.073852]  alloc_fdtable+0x7b/0x120
[   77.074607]  expand_files+0x118/0x310
[   77.075560]  ? do_prlimit+0x11d/0x160
[   77.076268]  ? __se_sys_prlimit64+0x1ea/0x2a0
[   77.076764]  ksys_dup3+0x71/0xd0
[   77.077848]  __x64_sys_dup2+0x1e/0x80
[   77.078342]  x64_sys_call+0x8cf/0x2f50
[   77.079182]  do_syscall_64+0xd0/0x1a0
[   77.079865]  ? exc_page_fault+0x68/0xc0
[   77.080514]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   77.081467] RIP: 0033:0x7fbb16eeec17
[   77.082862] Code: 73 01 c3 48 8b 0d 09 62 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 d9 61 0e 00 f7 d8 64 89 02 b8
[   77.085006] RSP: 002b:00007ffcf7bb5168 EFLAGS: 00000202 ORIG_RAX: 0000000000000021
[   77.086229] RAX: ffffffffffffffda RBX: 00007ffcf7bb59c8 RCX: 00007fbb16eeec17
[   77.086488] RDX: 00007ffcf7bb52e8 RSI: 0000000040000038 RDI: 0000000000000002
[   77.086734] RBP: 00007ffcf7bb5380 R08: 0000000000000064 R09: 0000000000000000
[   77.087787] R10: 00007fbb16e0b170 R11: 0000000000000202 R12: 0000000000000000
[   77.088103] R13: 00007ffcf7bb59d8 R14: 00007fbb1702a000 R15: 0000564cdca88cf8
[   77.090490]  </TASK>
[   77.092515] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail

core_unshare_test_global_unshare_EMFILE fail