------------[ cut here ]------------
[   16.797073] WARNING: CPU: 1 PID: 463 at mm/util.c:670 __kvmalloc_node_noprof+0xd1/0xe0
[   16.798087] Modules linked in:
[   16.798610] CPU: 1 UID: 0 PID: 463 Comm: unshare_test Not tainted 6.12.22-rc1 #1
[   16.798829] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   16.800090] EIP: __kvmalloc_node_noprof+0xd1/0xe0
[   16.801001] Code: 00 00 ff 75 04 ff 75 ec 68 00 04 00 00 ff 75 f0 56 57 e8 92 e7 02 00 83 c4 18 83 c4 08 5e 5f 5b 5d c3 f7 c6 00 20 00 00 75 f0 <0f> 0b eb ec 90 90 90 90 90 90 90 90 90 90 90 55 89 e5 53 57 56 50
[   16.802859] EAX: 00000000 EBX: 80001000 ECX: d5dcf67d EDX: 00000000
[   16.803395] ESI: 00400cc0 EDI: ffffffff EBP: c2869ebc ESP: c2869ea8
[   16.804376] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00010246
[   16.805188] CR0: 80050033 CR2: b7e77b90 CR3: 0281a000 CR4: 000006d0
[   16.805385] Call Trace:
[   16.806713]  ? show_regs+0x51/0x60
[   16.807078]  ? __kvmalloc_node_noprof+0xd1/0xe0
[   16.807362]  ? __warn+0xaa/0x190
[   16.807575]  ? __kvmalloc_node_noprof+0xd1/0xe0
[   16.807837]  ? __kvmalloc_node_noprof+0xd1/0xe0
[   16.808615]  ? report_bug+0x10e/0x1a0
[   16.809829]  ? exc_overflow+0x38/0x38
[   16.810096]  ? handle_bug+0x48/0x68
[   16.810620]  ? exc_invalid_op+0x17/0x3c
[   16.810824]  ? handle_exception+0x14b/0x14b
[   16.810913]  ? __kvmalloc_node_noprof+0x3d/0xe0
[   16.811038]  ? exc_overflow+0x38/0x38
[   16.811138]  ? __kvmalloc_node_noprof+0xd1/0xe0
[   16.811225]  ? exc_overflow+0x38/0x38
[   16.811298]  ? __kvmalloc_node_noprof+0xd1/0xe0
[   16.811387]  alloc_fdtable+0x70/0xf0
[   16.811639]  expand_files+0x101/0x2b0
[   16.811730]  ? filemap_read_folio+0x60/0x60
[   16.811832]  ? handle_mm_fault+0x310/0xd20
[   16.811927]  ? filemap_read_folio+0x60/0x60
[   16.812114]  ksys_dup3+0x57/0xa0
[   16.812337]  __ia32_sys_dup2+0x16/0x60
[   16.812578]  ia32_sys_call+0x22c4/0x2950
[   16.813530]  __do_fast_syscall_32+0x74/0xb4
[   16.815523]  ? do_user_addr_fault+0x1aa/0x3c0
[   16.815910]  ? arch_exit_to_user_mode_prepare+0x13/0x50
[   16.817586]  ? irqentry_exit_to_user_mode+0x83/0x94
[   16.817877]  do_fast_syscall_32+0x29/0x54
[   16.818135]  do_SYSENTER_32+0x12/0x14
[   16.818355]  entry_SYSENTER_32+0xa6/0x115
[   16.818732] EIP: 0xb7fb5539
[   16.820133] Code: 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 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 58 b8 77 00 00 00 cd 80 90 90 90
[   16.820592] EAX: ffffffda EBX: 00000002 ECX: 2000003c EDX: b7f9ae14
[   16.821421] ESI: 004ee124 EDI: bffae710 EBP: bffae728 ESP: bffae4a8
[   16.822035] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000296
[   16.822625] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail