------------[ cut here ]------------
[   51.086469] WARNING: CPU: 1 PID: 476 at mm/util.c:670 __kvmalloc_node_noprof+0x138/0x148
[   51.088552] Modules linked in: crct10dif_ce sm3_ce sm3 sha3_ce sha512_ce sha512_arm64 drm fuse backlight ip_tables x_tables
[   51.092363] CPU: 1 UID: 0 PID: 476 Comm: unshare_test Not tainted 6.12.16-rc2 #1
[   51.093292] Hardware name: linux,dummy-virt (DT)
[   51.093929] pstate: 23402009 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
[   51.094434] pc : __kvmalloc_node_noprof+0x138/0x148
[   51.095301] lr : __kvmalloc_node_noprof+0x64/0x148
[   51.096508] sp : ffff800080a83ce0
[   51.097086] x29: ffff800080a83cf0 x28: fffcfda8435e9240 x27: 0000000000000000
[   51.098505] x26: 0000000000000000 x25: 0000000000000000 x24: fffcfda8436d5600
[   51.099849] x23: fffcfda8436d5680 x22: f3bfa99db6b30120 x21: 0000000200002000
[   51.101109] x20: 00000000ffffffff x19: 0000000000400cc0 x18: 0000000000000000
[   51.102379] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   51.103734] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[   51.104552] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
[   51.105519] x8 : 0000000000000001 x7 : 0000000000000001 x6 : 0000000000000005
[   51.106865] x5 : 0000000000000000 x4 : fffcfda8435e9240 x3 : 0000000000000000
[   51.107660] x2 : 0000000000000000 x1 : 000000007fffffff x0 : 0000000000000000
[   51.108728] Call trace:
[   51.109454]  __kvmalloc_node_noprof+0x138/0x148
[   51.110315]  alloc_fdtable+0x90/0x110
[   51.110861]  expand_files+0x78/0x318
[   51.111394]  ksys_dup3+0x60/0x120
[   51.112070]  __arm64_sys_dup3+0x20/0x30
[   51.112530]  invoke_syscall+0x48/0x10c
[   51.112955]  el0_svc_common.constprop.0+0x40/0xe0
[   51.113465]  do_el0_svc+0x1c/0x28
[   51.113882]  el0_svc+0x30/0xcc
[   51.114329]  el0t_64_sync_handler+0x120/0x12c
[   51.115179]  el0t_64_sync+0x190/0x194
[   51.115645] ---[ end trace 0000000000000000 ]---

core_unshare_test_global_unshare_EMFILE fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail