------------[ cut here ]------------
[   48.184234] WARNING: CPU: 1 PID: 487 at mm/util.c:630 kvmalloc_node+0xc0/0xcc
[   48.185913] Modules linked in:
[   48.188501] CPU: 1 PID: 487 Comm: unshare_test Not tainted 5.15.177-rc1 #1
[   48.189167] Hardware name: Generic DT based system
[   48.190874] [<c04130f0>] (unwind_backtrace) from [<c040d0bc>] (show_stack+0x10/0x14)
[   48.192225] [<c040d0bc>] (show_stack) from [<c12be1d8>] (dump_stack_lvl+0x48/0x54)
[   48.193292] [<c12be1d8>] (dump_stack_lvl) from [<c044fb44>] (__warn+0xd8/0x1e4)
[   48.194146] [<c044fb44>] (__warn) from [<c044fcfc>] (warn_slowpath_fmt+0xac/0xcc)
[   48.195187] [<c044fcfc>] (warn_slowpath_fmt) from [<c059c7b0>] (kvmalloc_node+0xc0/0xcc)
[   48.196311] [<c059c7b0>] (kvmalloc_node) from [<c061c734>] (alloc_fdtable+0x78/0x104)
[   48.197226] [<c061c734>] (alloc_fdtable) from [<c061db24>] (expand_files+0x138/0x30c)
[   48.198105] [<c061db24>] (expand_files) from [<c061e418>] (ksys_dup3+0x64/0xdc)
[   48.198782] [<c061e418>] (ksys_dup3) from [<c04001a0>] (ret_fast_syscall+0x0/0x40)
[   48.199509] Exception stack(0xc353ffa8 to 0xc353fff0)
[   48.199927] ffa0:                   0047bbcd 00000001 00000002 2000003c 00000000 00000000
[   48.201117] ffc0: 0047bbcd 00000001 0047de6c 0000003f 00479920 b6f80ce0 00000000 becbd3f0
[   48.202148] ffe0: 0000003f becbd1c4 b6edff43 b6e5d786
[   48.203393] ---[ end trace 2b871c0882641b32 ]---

core_unshare_test_global_unshare_EMFILE fail

core_close_range_test_global_core_close_range pass
core_close_range_test_global_close_range_unshare pass
core_close_range_test_global_close_range_unshare_capped pass
core_close_range_test_global_close_range_cloexec pass
core_close_range_test_global_close_range_cloexec_unshare pass
core_close_range_test_global_close_range_cloexec_syzbot pass
core_close_range_test_global_close_range_cloexec_unshare_syzbot pass
core_close_range_test_global_close_range_bitmap_corruption pass
core_close_range_test_global_fcntl_created fail
core_close_range_test fail

core_close_range_test_global_fcntl_created fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail