------------[ cut here ]------------
[   66.030739] WARNING: CPU: 1 PID: 482 at mm/util.c:632 kvmalloc_node+0xd1/0xe0
[   66.032454] Modules linked in:
[   66.033719] CPU: 1 PID: 482 Comm: unshare_test Not tainted 6.6.80-rc1 #1
[   66.036875] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   66.039252] RIP: 0010:kvmalloc_node+0xd1/0xe0
[   66.039708] 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
[   66.042454] RSP: 0018:ffffb7db4053be00 EFLAGS: 00010246
[   66.042942] RAX: 0000000000000000 RBX: 00000000004000c0 RCX: 0000000000000015
[   66.044329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000452cc0
[   66.044953] RBP: ffffb7db4053be18 R08: 0000000000000040 R09: 0000000000000000
[   66.045654] R10: 0000000000000038 R11: ffffa19e4111e3c0 R12: 0000000200002000
[   66.045991] R13: 00000000ffffffff R14: ffffa19e40328e40 R15: ffffa19e40328dc0
[   66.046499] FS:  00007f7a30d0a740(0000) GS:ffffa19ebbd00000(0000) knlGS:0000000000000000
[   66.046858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.047084] CR2: 00007f7a30dbedc0 CR3: 0000000104576000 CR4: 00000000000006e0
[   66.049905] Call Trace:
[   66.051856]  <TASK>
[   66.053398]  ? show_regs+0x64/0x70
[   66.053715]  ? __warn+0x88/0x150
[   66.053840]  ? kvmalloc_node+0xd1/0xe0
[   66.053962]  ? report_bug+0x171/0x1a0
[   66.054426]  ? handle_bug+0x5b/0x90
[   66.056404]  ? exc_invalid_op+0x1c/0x70
[   66.057074]  ? asm_exc_invalid_op+0x1f/0x30
[   66.058444]  ? kvmalloc_node+0xd1/0xe0
[   66.059775]  alloc_fdtable+0x74/0x100
[   66.060333]  expand_files+0x62/0x300
[   66.060529]  ? do_prlimit+0x132/0x210
[   66.060678]  ksys_dup3+0x70/0x110
[   66.060801]  __x64_sys_dup2+0x2a/0xa0
[   66.060930]  x64_sys_call+0x1b43/0x1c90
[   66.061062]  do_syscall_64+0x39/0x90
[   66.061217]  entry_SYSCALL_64_after_hwframe+0x78/0xe2
[   66.062939] RIP: 0033:0x7f7a30e0bca7
[   66.064304] 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
[   66.067653] RSP: 002b:00007ffc0e3c8a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   66.067993] RAX: ffffffffffffffda RBX: 00007ffc0e3c92a8 RCX: 00007f7a30e0bca7
[   66.069594] RDX: 00007ffc0e3c8a70 RSI: 0000000040000038 RDI: 0000000000000002
[   66.071146] RBP: 00007ffc0e3c8c70 R08: 0000000000000064 R09: 00000000fffffff6
[   66.071893] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   66.072768] R13: 00007ffc0e3c92b8 R14: 00007f7a30f43000 R15: 000055fd3ca06dd8
[   66.073421]  </TASK>
[   66.074889] ---[ 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