------------[ cut here ]------------
[  266.246987] WARNING: CPU: 0 PID: 534 at mm/util.c:670 __kvmalloc_node_noprof+0x138/0x148
[  266.247187] Modules linked in: arm_spe_pmu panel_simple crct10dif_ce pl111_drm drm_dma_helper drm_kms_helper drm fuse backlight ip_tables x_tables
[  266.247665] CPU: 0 UID: 0 PID: 534 Comm: unshare_test Not tainted 6.12.19-rc1 #1
[  266.247803] Hardware name: FVP Base RevC (DT)
[  266.247883] pstate: 123402009 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[  266.248023] pc : __kvmalloc_node_noprof+0x138/0x148
[  266.248178] lr : __kvmalloc_node_noprof+0x64/0x148
[  266.248332] sp : ffff8000819cbce0
[  266.248407] x29: ffff8000819cbcf0 x28: ffff000808846d80 x27: 0000000000000000
[  266.248607] x26: 0000000000000000 x25: 0000000000000000 x24: ffff0008010bb440
[  266.248806] x23: ffff0008010bb4c0 x22: c2f2a991665301d0 x21: 0000000200002000
[  266.249010] x20: 00000000ffffffff x19: 0000000000400cc0 x18: 0000000000000000
[  266.249207] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  266.249402] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  266.249596] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[  266.249790] x8 : 0000000000000001 x7 : 0000000000000001 x6 : 0000000000000005
[  266.249980] x5 : 0000000000000000 x4 : ffff000808846d80 x3 : 0000000000000000
[  266.250179] x2 : 0000000000000000 x1 : 000000007fffffff x0 : 0000000000000000
[  266.250374] Call trace:
[  266.250438]  __kvmalloc_node_noprof+0x138/0x148
[  266.250594]  alloc_fdtable+0x90/0x110
[  266.250722]  expand_files+0x78/0x318
[  266.250852]  ksys_dup3+0x60/0x120
[  266.250981]  __arm64_sys_dup3+0x20/0x30
[  266.251120]  invoke_syscall+0x48/0x10c
[  266.251246]  el0_svc_common.constprop.0+0x40/0xe0
[  266.251399]  do_el0_svc+0x1c/0x28
[  266.251539]  el0_svc+0x30/0xcc
[  266.251685]  el0t_64_sync_handler+0x120/0x12c
[  266.251800]  el0t_64_sync+0x190/0x194
[  266.251913] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail