------------[ cut here ]------------
[   30.348131] WARNING: CPU: 0 PID: 481 at mm/util.c:670 __kvmalloc_node_noprof+0xe8/0xf0
[   30.350028] Modules linked in:
[   30.351624] CPU: 0 UID: 0 PID: 481 Comm: unshare_test Not tainted 6.12.19-rc1 #1
[   30.352042] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   30.353141] EIP: __kvmalloc_node_noprof+0xe8/0xf0
[   30.353769] 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
[   30.355935] EAX: 00000000 EBX: 80001000 ECX: 00000013 EDX: ffffffff
[   30.357309] ESI: 00000000 EDI: ffffffff EBP: c22ffee4 ESP: c22ffec0
[   30.358892] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00010246
[   30.359146] CR0: 80050033 CR2: b7d781b0 CR3: 020a7000 CR4: 000006d0
[   30.359485] Call Trace:
[   30.361608]  ? show_regs+0x4d/0x54
[   30.361988]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   30.362335]  ? __warn+0x89/0x158
[   30.364098]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   30.364791]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   30.365130]  ? report_bug+0x186/0x1b0
[   30.365402]  ? __kvmalloc_node_noprof+0xe9/0xf0
[   30.365864]  ? exc_overflow+0x50/0x50
[   30.366220]  ? handle_bug+0x56/0x90
[   30.366615]  ? exc_invalid_op+0x1b/0x70
[   30.366901]  ? handle_exception+0x14b/0x14b
[   30.367295]  ? exc_overflow+0x50/0x50
[   30.367749]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   30.368143]  ? exc_overflow+0x50/0x50
[   30.368402]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   30.368881]  ? alloc_fdtable+0x42/0xdc
[   30.369351]  alloc_fdtable+0x67/0xdc
[   30.369955]  expand_files+0x55/0x814
[   30.370349]  ? lapic_next_event+0xf/0x14
[   30.370804]  ? clockevents_program_event+0xd0/0x158
[   30.371084]  ? tick_program_event+0x44/0x9c
[   30.371211]  ksys_dup3+0x58/0xf0
[   30.371313]  ? hrtimer_interrupt+0x147/0x278
[   30.371602]  __ia32_sys_dup2+0x21/0xc8
[   30.371895]  ia32_sys_call+0x20ec/0x2818
[   30.372219]  __do_fast_syscall_32+0x4c/0xbc
[   30.372687]  do_fast_syscall_32+0x2b/0x60
[   30.372994]  do_SYSENTER_32+0x15/0x18
[   30.373262]  entry_SYSENTER_32+0xa6/0x115
[   30.373889] EIP: 0xb7f20579
[   30.374654] 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
[   30.376096] EAX: ffffffda EBX: 00000002 ECX: 2000003c EDX: b7f05e14
[   30.376651] ESI: 004255cc EDI: bfa27070 EBP: bfa271f8 ESP: bfa26fd8
[   30.377002] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000296
[   30.377612] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail