------------[ cut here ]------------
[   25.566151] WARNING: CPU: 0 PID: 470 at mm/slub.c:5026 __kvmalloc_node_noprof+0x33e/0x450
[   25.567506] Modules linked in:
[   25.568669] CPU: 0 UID: 0 PID: 470 Comm: unshare_test Not tainted 6.15.0-rc6-next-20250512 #1 PREEMPT(voluntary) 
[   25.569550] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   25.570637] RIP: 0010:__kvmalloc_node_noprof+0x33e/0x450
[   25.570860] Code: 28 96 cc 01 0f 85 da fe ff ff 0f 1f 44 00 00 e9 d0 fe ff ff 45 31 f6 e9 02 ff ff ff 41 f7 c0 00 20 00 00 0f 85 1d ff ff ff 90 <0f> 0b 90 45 31 f6 eb 85 f3 0f 1e fa 65 8b 05 f3 95 cc 01 89 c0 48
[   25.572258] RSP: 0018:ffffaa064065fd78 EFLAGS: 00010246
[   25.573069] RAX: 0000000000000004 RBX: 00000000ffffffff RCX: 0000000400000000
[   25.573550] RDX: 0000000200001e00 RSI: 0000000000000000 RDI: ffffffffac3489eb
[   25.574381] RBP: ffffaa064065fdc0 R08: 0000000000400cc0 R09: 00000000ffffffff
[   25.574538] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000200001e00
[   25.574669] R13: 00000000400003c0 R14: 0000000000000000 R15: 00000000004028c0
[   25.574861] FS:  00007f6e7c71d740(0000) GS:ffffa3c08dc68000(0000) knlGS:0000000000000000
[   25.575019] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.575133] CR2: 00007f6e7c8af943 CR3: 0000000105cde000 CR4: 00000000000006f0
[   25.575427] Call Trace:
[   25.576116]  <TASK>
[   25.576410]  ? alloc_fdtable+0x7b/0x120
[   25.576779]  alloc_fdtable+0x7b/0x120
[   25.577285]  expand_files+0x103/0x2f0
[   25.578807]  ? do_prlimit+0x11d/0x160
[   25.579406]  ? __se_sys_prlimit64+0x1e9/0x2a0
[   25.579576]  ksys_dup3+0x71/0xd0
[   25.579653]  __x64_sys_dup2+0x1e/0x80
[   25.579729]  x64_sys_call+0x896/0x2f70
[   25.579822]  do_syscall_64+0xd2/0x200
[   25.579894]  ? irqentry_exit+0x16/0x60
[   25.579967]  ? exc_page_fault+0x51/0xb0
[   25.580064]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   25.580277] RIP: 0033:0x7f6e7c81f867
[   25.580612] 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
[   25.582007] RSP: 002b:00007fffb7f3ee88 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   25.582979] RAX: ffffffffffffffda RBX: 00007fffb7f3f6e8 RCX: 00007f6e7c81f867
[   25.583111] RDX: 00007fffb7f3f008 RSI: 0000000040000038 RDI: 0000000000000002
[   25.583241] RBP: 00007fffb7f3f0a0 R08: 0000000000000000 R09: 0000000000000000
[   25.583383] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   25.583510] R13: 00007fffb7f3f6f8 R14: 00007f6e7c960000 R15: 0000555a74533cf8
[   25.583705]  </TASK>
[   25.583902] ---[ end trace 0000000000000000 ]---

exit=1<LAVA_SIGNAL_ENDTC core_unshare_test>
core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail

FAILED: 0 / 1 tests passed.
Totals: pass:0 fail:1 xfail:0 xpass:0 skip:0 error:0
core_unshare_test_global_unshare_EMFILE fail