------------[ cut here ]------------
[   26.899697] WARNING: CPU: 0 PID: 482 at mm/util.c:657 __kvmalloc_node_noprof+0xe8/0xf0
[   26.900648] Modules linked in:
[   26.902064] CPU: 0 UID: 0 PID: 482 Comm: unshare_test Not tainted 6.13.6-rc2 #1
[   26.902964] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   26.904126] EIP: __kvmalloc_node_noprof+0xe8/0xf0
[   26.905204] 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
[   26.906486] EAX: 00000000 EBX: 80000f80 ECX: 00000013 EDX: ffffffff
[   26.906997] ESI: 00000000 EDI: ffffffff EBP: c1ca1ee4 ESP: c1ca1ec0
[   26.907601] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00010246
[   26.908419] CR0: 80050033 CR2: b7df7f70 CR3: 0289d000 CR4: 000006d0
[   26.909386] Call Trace:
[   26.910947]  ? show_regs+0x4d/0x54
[   26.911465]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   26.911837]  ? __warn+0x89/0x158
[   26.912130]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   26.912462]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   26.912784]  ? report_bug+0x186/0x1b0
[   26.913051]  ? __kvmalloc_node_noprof+0xe9/0xf0
[   26.913516]  ? exc_overflow+0x50/0x50
[   26.913886]  ? handle_bug+0x56/0x90
[   26.914132]  ? exc_invalid_op+0x1b/0x70
[   26.914507]  ? handle_exception+0x14b/0x14b
[   26.914798]  ? exc_overflow+0x50/0x50
[   26.915009]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   26.915607]  ? exc_overflow+0x50/0x50
[   26.915921]  ? __kvmalloc_node_noprof+0xe8/0xf0
[   26.916372]  ? alloc_fdtable+0x3d/0xe8
[   26.916753]  alloc_fdtable+0x6a/0xe8
[   26.917357]  expand_files+0x56/0x7e0
[   26.917594]  ksys_dup3+0x58/0xf0
[   26.917728]  __ia32_sys_dup2+0x1f/0xb4
[   26.917856]  ? do_user_addr_fault+0x1b2/0x3c4
[   26.918000]  ia32_sys_call+0x336/0x286c
[   26.918125]  __do_fast_syscall_32+0x4c/0xbc
[   26.918573]  do_fast_syscall_32+0x2b/0x60
[   26.918909]  do_SYSENTER_32+0x15/0x18
[   26.919196]  entry_SYSENTER_32+0xa6/0x115
[   26.919842] EIP: 0xb7f37579
[   26.920590] 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
[   26.921958] EAX: ffffffda EBX: 00000002 ECX: 2000003c EDX: b7f1ce14
[   26.922506] ESI: 0044d5cc EDI: bf9a8310 EBP: bf9a8498 ESP: bf9a8278
[   26.923116] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000296
[   26.924020] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail