------------[ cut here ]------------
[  153.102756] WARNING: CPU: 3 PID: 522 at mm/util.c:670 __kvmalloc_node_noprof+0x138/0x148
[  153.102955] Modules linked in: arm_spe_pmu panel_simple crct10dif_ce pl111_drm drm_dma_helper drm_kms_helper drm backlight fuse ip_tables x_tables
[  153.103433] CPU: 3 UID: 0 PID: 522 Comm: unshare_test Not tainted 6.12.22-rc1 #1
[  153.103571] Hardware name: FVP Base RevC (DT)
[  153.103651] pstate: 123402009 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[  153.103791] pc : __kvmalloc_node_noprof+0x138/0x148
[  153.103942] lr : __kvmalloc_node_noprof+0x64/0x148
[  153.104099] sp : ffff800081c7bce0
[  153.104174] x29: ffff800081c7bcf0 x28: ffff000803ed6d80 x27: 0000000000000000
[  153.104375] x26: 0000000000000000 x25: 0000000000000000 x24: ffff00080021f9c0
[  153.104568] x23: ffff00080021fa40 x22: 74d4a9916652daa8 x21: 0000000200002000
[  153.104777] x20: 00000000ffffffff x19: 0000000000400cc0 x18: 0000000000000000
[  153.104974] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  153.105169] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[  153.105363] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[  153.105557] x8 : 0000000000000001 x7 : 0000000000000001 x6 : 0000000000000005
[  153.105746] x5 : 0000000000000000 x4 : ffff000803ed6d80 x3 : 0000000000000000
[  153.105946] x2 : 0000000000000000 x1 : 000000007fffffff x0 : 0000000000000000
[  153.106141] Call trace:
[  153.106204]  __kvmalloc_node_noprof+0x138/0x148
[  153.106360]  alloc_fdtable+0x90/0x110
[  153.106488]  expand_files+0x78/0x318
[  153.106617]  ksys_dup3+0x60/0x120
[  153.106742]  __arm64_sys_dup3+0x20/0x30
[  153.106883]  invoke_syscall+0x48/0x10c
[  153.107026]  el0_svc_common.constprop.0+0x40/0xe0
[  153.107178]  do_el0_svc+0x1c/0x28
[  153.107318]  el0_svc+0x30/0xcc
[  153.107465]  el0t_64_sync_handler+0x120/0x12c
[  153.107581]  el0t_64_sync+0x190/0x194
[  153.107693] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail