------------[ cut here ]------------
[  257.152137] WARNING: CPU: 1 PID: 540 at mm/util.c:657 __kvmalloc_node_noprof+0x138/0x148
[  257.152304] Modules linked in: pl111_drm drm_client_lib panel_simple arm_spe_pmu drm_dma_helper crct10dif_ce drm_kms_helper fuse drm backlight ip_tables x_tables
[  257.152810] CPU: 1 UID: 0 PID: 540 Comm: unshare_test Not tainted 6.13.6-rc2 #1
[  257.152945] Hardware name: FVP Base RevC (DT)
[  257.153019] pstate: 123402009 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[  257.153161] pc : __kvmalloc_node_noprof+0x138/0x148
[  257.153283] lr : __kvmalloc_node_noprof+0x64/0x148
[  257.153402] sp : ffff800080c93cd0
[  257.153477] x29: ffff800080c93ce0 x28: ffff000801e036c0 x27: 0000000000000000
[  257.153674] x26: 0000000000000000 x25: 0000000000000000 x24: ffff000801dae3c0
[  257.153868] x23: ffff000801dae440 x22: 66cda991665391f4 x21: 0000000200001e00
[  257.154067] x20: 00000000ffffffff x19: 0000000000400cc0 x18: 0000000000000000
[  257.154260] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  257.154451] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  257.154641] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[  257.154830] x8 : 0000000000000001 x7 : 0000000000000001 x6 : 0000000000000005
[  257.155019] x5 : 0000000000000000 x4 : ffff000801e036c0 x3 : 0000000000000000
[  257.155211] x2 : 0000000000000000 x1 : 000000007fffffff x0 : 0000000000000000
[  257.155401] Call trace:
[  257.155463]  __kvmalloc_node_noprof+0x138/0x148 (P)
[  257.155604]  alloc_fdtable+0x84/0x128
[  257.155765]  expand_files+0x78/0x2ec
[  257.155881]  ksys_dup3+0x60/0x120
[  257.155997]  __arm64_sys_dup3+0x20/0x30
[  257.156118]  invoke_syscall+0x48/0x10c
[  257.156278]  el0_svc_common.constprop.0+0x40/0xe0
[  257.156444]  do_el0_svc+0x1c/0x28
[  257.156597]  el0_svc+0x30/0xcc
[  257.156726]  el0t_64_sync_handler+0x10c/0x138
[  257.156869]  el0t_64_sync+0x198/0x19c
[  257.156992] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail