------------[ cut here ]------------
[  242.290025] WARNING: CPU: 2 PID: 538 at mm/util.c:657 __kvmalloc_node_noprof+0x120/0x128
[  242.290170] Modules linked in: panel_simple arm_spe_pmu pl111_drm crct10dif_ce drm_dma_helper drm_client_lib drm_kms_helper drm fuse backlight ip_tables x_tables
[  242.290641] CPU: 2 UID: 0 PID: 538 Comm: unshare_test Not tainted 6.13.6-rc2 #1
[  242.290769] Hardware name: FVP Base RevC (DT)
[  242.290841] pstate: 123402009 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[  242.290975] pc : __kvmalloc_node_noprof+0x120/0x128
[  242.291079] lr : __kvmalloc_node_noprof+0x54/0x128
[  242.291185] sp : ffff800080e73ce0
[  242.291253] x29: ffff800080e73cf0 x28: ffff0008038d5b40 x27: 0000000000000000
[  242.291436] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
[  242.291612] x23: 0000000080000000 x22: e883a99166573b60 x21: 0000000200001e00
[  242.291796] x20: 0000000000400cc0 x19: 00000000ffffffff x18: 0000000000000000
[  242.291976] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  242.292154] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  242.292331] x11: 0000000000000040 x10: 6861b7e5f78e9900 x9 : 6861b7e5f78e9900
[  242.292514] x8 : 0000000000000004 x7 : 0000000000000000 x6 : 0000000000000000
[  242.292689] x5 : 0000000000000000 x4 : ffff800080e73cb0 x3 : 0000000000000000
[  242.292867] x2 : 0000000000000000 x1 : 0000000000000016 x0 : 0000000000000000
[  242.293043] Call trace:
[  242.293100]  __kvmalloc_node_noprof+0x120/0x128 (P)
[  242.293223]  alloc_fdtable+0x74/0x118
[  242.293364]  expand_files+0x114/0x2e0
[  242.293507]  ksys_dup3+0x64/0xe8
[  242.293647]  __arm64_sys_dup3+0x20/0x30
[  242.293792]  invoke_syscall+0x40/0xf8
[  242.293934]  el0_svc_common+0xa8/0xd8
[  242.294076]  do_el0_svc+0x1c/0x28
[  242.294213]  el0_svc+0x38/0x68
[  242.294360]  el0t_64_sync_handler+0x78/0x108
[  242.294515]  el0t_64_sync+0x198/0x19c
[  242.294633] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail