------------[ cut here ]------------
[   53.054765] WARNING: CPU: 1 PID: 477 at mm/util.c:632 kvmalloc_node+0xd1/0xe0
[   53.056463] Modules linked in:
[   53.057448] CPU: 1 PID: 477 Comm: unshare_test Not tainted 6.6.76-rc2 #1
[   53.058063] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   53.058967] RIP: 0010:kvmalloc_node+0xd1/0xe0
[   53.059648] 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
[   53.061460] RSP: 0018:ffffac160062be00 EFLAGS: 00010246
[   53.062247] RAX: 0000000000000000 RBX: 00000000004000c0 RCX: 0000000000000015
[   53.062934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000452cc0
[   53.063654] RBP: ffffac160062be18 R08: 0000000000000040 R09: 0000000000000000
[   53.064403] R10: 0000000000000038 R11: ffffa016c1334900 R12: 0000000200002000
[   53.064730] R13: 00000000ffffffff R14: ffffa016c0b593c0 R15: ffffa016c0b59340
[   53.065589] FS:  00007f9cecccf740(0000) GS:ffffa0173bd00000(0000) knlGS:0000000000000000
[   53.066470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.067042] CR2: 00007f9cece73680 CR3: 0000000101af2000 CR4: 00000000000006e0
[   53.067581] Call Trace:
[   53.068749]  <TASK>
[   53.069572]  ? show_regs+0x64/0x70
[   53.070005]  ? __warn+0x88/0x150
[   53.070431]  ? kvmalloc_node+0xd1/0xe0
[   53.070825]  ? report_bug+0x171/0x1a0
[   53.071423]  ? handle_bug+0x5b/0x90
[   53.071638]  ? exc_invalid_op+0x1c/0x70
[   53.071789]  ? asm_exc_invalid_op+0x1f/0x30
[   53.072350]  ? kvmalloc_node+0xd1/0xe0
[   53.072785]  alloc_fdtable+0x74/0x100
[   53.073505]  expand_files+0x62/0x300
[   53.073822]  ? do_prlimit+0x132/0x210
[   53.074407]  ksys_dup3+0x70/0x110
[   53.074704]  __x64_sys_dup2+0x2a/0xa0
[   53.075067]  x64_sys_call+0x1b43/0x1c90
[   53.075656]  do_syscall_64+0x39/0x90
[   53.075973]  entry_SYSCALL_64_after_hwframe+0x78/0xe2
[   53.076579] RIP: 0033:0x7f9cecdc7c17
[   53.077154] Code: 73 01 c3 48 8b 0d 09 62 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 d9 61 0e 00 f7 d8 64 89 02 b8
[   53.078692] RSP: 002b:00007ffc756bbef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000021
[   53.079490] RAX: ffffffffffffffda RBX: 00007ffc756bc758 RCX: 00007f9cecdc7c17
[   53.079792] RDX: 00007ffc756bbf20 RSI: 0000000040000038 RDI: 0000000000000002
[   53.080343] RBP: 00007ffc756bc120 R08: 0000000000000064 R09: 0000000000000000
[   53.080931] R10: 00007f9cecce4170 R11: 0000000000000202 R12: 0000000000000000
[   53.081258] R13: 00007ffc756bc768 R14: 00007f9cecefd000 R15: 000056497c718dd8
[   53.081690]  </TASK>
[   53.082355] ---[ 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