------------[ cut here ]------------
[   44.113748] WARNING: CPU: 1 PID: 484 at mm/util.c:632 kvmalloc_node+0xd1/0xe0
[   44.115094] Modules linked in:
[   44.115554] CPU: 1 PID: 484 Comm: unshare_test Not tainted 6.6.83-rc1 #1
[   44.116912] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   44.118535] RIP: 0010:kvmalloc_node+0xd1/0xe0
[   44.119421] Code: 04 00 48 83 c4 18 48 8d 65 e8 5b 41 5c 41 5d 5d c3 cc cc cc cc 48 b9 00 00 00 00 00 20 00 00 eb bd 80 e7 20 0f 85 52 ff ff ff <0f> 0b e9 4b ff ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
[   44.121327] RSP: 0018:ffff979b405efe00 EFLAGS: 00010246
[   44.122098] RAX: 0000000000000000 RBX: 00000000004000c0 RCX: 0000000000000015
[   44.122348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000452cc0
[   44.122747] RBP: ffff979b405efe18 R08: 0000000000000040 R09: 0000000000000038
[   44.123886] R10: 0000000000000038 R11: ffff8f06c5188340 R12: 0000000200002000
[   44.124940] R13: 00000000ffffffff R14: ffff8f06c23b9c00 R15: ffff8f06c23b9b80
[   44.126250] FS:  00007f0755e8d740(0000) GS:ffff8f073bd00000(0000) knlGS:0000000000000000
[   44.126956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.128078] CR2: 00007f0755f3cdb0 CR3: 00000001022b8000 CR4: 00000000000006e0
[   44.129024] Call Trace:
[   44.130672]  <TASK>
[   44.131777]  ? show_regs+0x64/0x70
[   44.132705]  ? __warn+0x88/0x150
[   44.133225]  ? kvmalloc_node+0xd1/0xe0
[   44.133700]  ? report_bug+0x171/0x1a0
[   44.134158]  ? handle_bug+0x5b/0x90
[   44.134614]  ? exc_invalid_op+0x1c/0x70
[   44.135974]  ? asm_exc_invalid_op+0x1f/0x30
[   44.136710]  ? kvmalloc_node+0xd1/0xe0
[   44.137268]  alloc_fdtable+0x74/0x100
[   44.138243]  expand_files+0x62/0x300
[   44.138411]  ? do_prlimit+0x132/0x210
[   44.138599]  ksys_dup3+0x70/0x110
[   44.138747]  __x64_sys_dup2+0x2a/0xa0
[   44.140026]  x64_sys_call+0x1b43/0x1c90
[   44.141066]  do_syscall_64+0x39/0x90
[   44.142214]  entry_SYSCALL_64_after_hwframe+0x78/0xe2
[   44.142525] RIP: 0033:0x7f0755f8eca7
[   44.142943] Code: 73 01 c3 48 8b 0d 79 81 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 49 81 0e 00 f7 d8 64 89 02 b8
[   44.143536] RSP: 002b:00007ffcc9160f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000021
[   44.143857] RAX: ffffffffffffffda RBX: 00007ffcc9161768 RCX: 00007f0755f8eca7
[   44.146002] RDX: 00007ffcc9160f30 RSI: 0000000040000038 RDI: 0000000000000002
[   44.146437] RBP: 00007ffcc9161130 R08: 0000000000000064 R09: 00000000fffffff6
[   44.147703] R10: 0000000000000004 R11: 0000000000000202 R12: 0000000000000000
[   44.148822] R13: 00007ffcc9161778 R14: 00007f07560c6000 R15: 000056126c570dd8
[   44.149621]  </TASK>
[   44.150176] ---[ end trace 0000000000000000 ]---

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