------------[ cut here ]------------
[   29.283021] WARNING: CPU: 0 PID: 483 at mm/util.c:630 kvmalloc_node+0x90/0xa0
[   29.284119] Modules linked in:
[   29.284596] CPU: 0 PID: 483 Comm: unshare_test Not tainted 5.15.180-rc2 #1
[   29.285096] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   29.285978] RIP: 0010:kvmalloc_node+0x90/0xa0
[   29.286549] Code: 89 ff 89 da 44 89 f1 e8 de 3f 03 00 eb 05 e8 87 d0 05 00 5b 41 5e 41 5f 5d c3 cc cc cc cc f7 c3 00 20 00 00 74 04 31 c0 eb e9 <0f> 0b 31 c0 eb e3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ff 11 72 2f
[   29.287826] RSP: 0018:ffffb195c064fdd0 EFLAGS: 00010246
[   29.288370] RAX: 0000000000000004 RBX: 0000000000400cc0 RCX: 0000000400000000
[   29.288966] RDX: 0000000200002000 RSI: 0000000000000000 RDI: ffffffff813e56f5
[   29.289572] RBP: ffffb195c064fde8 R08: 0000000000412cc0 R09: 00000000ffffffff
[   29.290083] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000040000400
[   29.290541] R13: 0000000040000038 R14: 00000000ffffffff R15: 0000000200002000
[   29.291111] FS:  00007f2cf5a0d740(0000) GS:ffff965f3bc00000(0000) knlGS:0000000000000000
[   29.291925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.292281] CR2: 00007f2cf5b9f943 CR3: 0000000105fd0000 CR4: 00000000000006f0
[   29.292904] Call Trace:
[   29.293801]  <TASK>
[   29.294211]  alloc_fdtable+0x7a/0x120
[   29.294770]  expand_files+0x118/0x310
[   29.295003]  ? __se_sys_prlimit64+0x1e3/0x2a0
[   29.295351]  __se_sys_dup2+0x60/0x100
[   29.295709]  __x64_sys_dup2+0x11/0x20
[   29.295957]  x64_sys_call+0x268a/0x2b60
[   29.296276]  do_syscall_64+0x4c/0xa0
[   29.296831]  ? exc_page_fault+0x59/0xa0
[   29.297365]  entry_SYSCALL_64_after_hwframe+0x6c/0xd6
[   29.297935] RIP: 0033:0x7f2cf5b0f867
[   29.298551] Code: 73 01 c3 48 8b 0d 91 75 0e 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 21 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 61 75 0e 00 f7 d8 64 89 02 b8
[   29.299496] RSP: 002b:00007ffd96282878 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   29.299815] RAX: ffffffffffffffda RBX: 00007ffd962830d8 RCX: 00007f2cf5b0f867
[   29.300150] RDX: 00007ffd962829f8 RSI: 0000000040000038 RDI: 0000000000000002
[   29.300736] RBP: 00007ffd96282a90 R08: 0000000000000000 R09: 0000000000000000
[   29.301250] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   29.301401] R13: 00007ffd962830e8 R14: 00007f2cf5c48000 R15: 000055fa5c97ccf8
[   29.301612]  </TASK>
[   29.301789] ---[ end trace 643f7db081366f88 ]---

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