------------[ cut here ]------------
[   40.941987] WARNING: CPU: 1 PID: 484 at mm/util.c:632 kvmalloc_node+0xde/0xf0
[   40.943265] Modules linked in:
[   40.944115] CPU: 1 PID: 484 Comm: unshare_test Not tainted 6.6.83-rc1 #1
[   40.944987] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   40.946299] RIP: 0010:kvmalloc_node+0xde/0xf0
[   40.947058] Code: 45 89 f0 ff 75 08 53 68 00 04 00 00 e8 0b 04 04 00 48 83 c4 18 5b 41 5e 41 5f 5d c3 cc cc cc cc cc 41 f7 c6 00 20 00 00 75 81 <0f> 0b 31 c0 eb e5 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90
[   40.949090] RSP: 0018:ffffba18c0613db0 EFLAGS: 00010246
[   40.949596] RAX: 0000000000000004 RBX: 00000000ffffffff RCX: 0000000400000000
[   40.950324] RDX: 0000000200002000 RSI: 0000000000000000 RDI: ffffffffb0c3fd78
[   40.952809] RBP: ffffba18c0613dc8 R08: 0000000000412cc0 R09: 00000000ffffffff
[   40.953650] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000040000400
[   40.954046] R13: 0000000040000038 R14: 0000000000400cc0 R15: 0000000200002000
[   40.955003] FS:  00007f9cea4bc740(0000) GS:ffff99ce3bd00000(0000) knlGS:0000000000000000
[   40.955736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.956012] CR2: 00007f9cea65ffa4 CR3: 0000000105230000 CR4: 00000000000006e0
[   40.956632] Call Trace:
[   40.958216]  <TASK>
[   40.958661]  ? show_regs+0x64/0x70
[   40.958918]  ? __warn+0xc9/0x1d0
[   40.959073]  ? kvmalloc_node+0xde/0xf0
[   40.959234]  ? report_bug+0x152/0x200
[   40.959395]  ? handle_bug+0x68/0x90
[   40.959546]  ? exc_invalid_op+0x1f/0x50
[   40.959706]  ? asm_exc_invalid_op+0x1f/0x30
[   40.962267]  ? kvmalloc_node+0x48/0xf0
[   40.962566]  ? kvmalloc_node+0xde/0xf0
[   40.963604]  alloc_fdtable+0x7a/0x120
[   40.964491]  expand_files+0x11a/0x310
[   40.964829]  ? do_prlimit+0x120/0x160
[   40.965125]  ksys_dup3+0x75/0xe0
[   40.965537]  __x64_sys_dup2+0x25/0x90
[   40.966200]  x64_sys_call+0x256b/0x2d20
[   40.966488]  do_syscall_64+0x55/0xb0
[   40.967834]  ? exc_page_fault+0x65/0xc0
[   40.968039]  entry_SYSCALL_64_after_hwframe+0x78/0xe2
[   40.968338] RIP: 0033:0x7f9cea5bdca7
[   40.970071] 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
[   40.970829] RSP: 002b:00007ffcc52580d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   40.972336] RAX: ffffffffffffffda RBX: 00007ffcc5258938 RCX: 00007f9cea5bdca7
[   40.972990] RDX: 00007ffcc5258258 RSI: 0000000040000038 RDI: 0000000000000002
[   40.973236] RBP: 00007ffcc52582f0 R08: 0000000000000064 R09: 00000000fffffff6
[   40.973508] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   40.974062] R13: 00007ffcc5258948 R14: 00007f9cea6f5000 R15: 0000563ed9fdfcf8
[   40.975994]  </TASK>
[   40.976278] ---[ 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