------------[ cut here ]------------
[   28.356407] WARNING: CPU: 1 PID: 488 at mm/util.c:630 kvmalloc_node+0x86/0x90
[   28.357035] Modules linked in:
[   28.357347] CPU: 1 PID: 488 Comm: unshare_test Not tainted 5.15.180 #1
[   28.357531] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   28.357866] RIP: 0010:kvmalloc_node+0x86/0x90
[   28.359282] Code: 48 81 ff ff ff ff 7f 77 1c 4c 8b 45 08 89 d1 be 01 00 00 00 89 da e8 a9 40 03 00 48 8b 5d f8 c9 c3 cc cc cc cc 80 e7 20 75 9a <0f> 0b eb 96 66 0f 1f 44 00 00 55 48 89 e5 53 48 89 fb e8 c3 ea 02
[   28.362179] RSP: 0018:ffffa4c5c0663e20 EFLAGS: 00010246
[   28.363039] RAX: 0000000000000000 RBX: 00000000004000c0 RCX: 0000000000000000
[   28.363663] RDX: 00000000ffffffff RSI: ffffffff941c16b0 RDI: 0000000200002000
[   28.363849] RBP: ffffa4c5c0663e38 R08: 0000000000000040 R09: 0000000000000000
[   28.364132] R10: 0000000000000000 R11: 0000000000000000 R12: ffff96af05a92c00
[   28.364501] R13: 0000000040000400 R14: ffff96af0150a680 R15: 0000000000000000
[   28.364744] FS:  00007f2d5bbe3740(0000) GS:ffff96af7bd00000(0000) knlGS:0000000000000000
[   28.364925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.366896] CR2: 00007f2d5bd926a0 CR3: 0000000107010000 CR4: 00000000000006e0
[   28.368248] Call Trace:
[   28.368864]  <TASK>
[   28.369671]  alloc_fdtable+0x7b/0x110
[   28.370243]  expand_files+0x5a/0x300
[   28.370490]  ? __do_sys_prlimit64+0x215/0x2e0
[   28.370752]  ksys_dup3+0x67/0xf0
[   28.370949]  __x64_sys_dup2+0x1f/0x80
[   28.372468]  x64_sys_call+0xfad/0x1ae0
[   28.373326]  do_syscall_64+0x34/0x80
[   28.373504]  entry_SYSCALL_64_after_hwframe+0x6c/0xd6
[   28.373707] RIP: 0033:0x7f2d5bce5867
[   28.374049] 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
[   28.374393] RSP: 002b:00007ffc2eea51c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000021
[   28.374590] RAX: ffffffffffffffda RBX: 00007ffc2eea5a28 RCX: 00007f2d5bce5867
[   28.374739] RDX: 00007ffc2eea51f0 RSI: 0000000040000038 RDI: 0000000000000002
[   28.374887] RBP: 00007ffc2eea53f0 R08: 0000000000000000 R09: 0000000000000000
[   28.375897] R10: 0000000000000004 R11: 0000000000000202 R12: 0000000000000000
[   28.377394] R13: 00007ffc2eea5a38 R14: 00007f2d5be1e000 R15: 000055a339f24dd8
[   28.377875]  </TASK>
[   28.378129] ---[ end trace e9f8f4fb267a6622 ]---

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