------------[ cut here ]------------
[   33.626093] WARNING: CPU: 1 PID: 487 at mm/util.c:630 kvmalloc_node+0x90/0xa0
[   33.627954] Modules linked in:
[   33.628587] CPU: 1 PID: 487 Comm: unshare_test Not tainted 5.15.182-rc2 #1
[   33.629642] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   33.631237] RIP: 0010:kvmalloc_node+0x90/0xa0
[   33.631540] Code: 89 ff 89 da 44 89 f1 e8 de 3f 03 00 eb 05 e8 87 d0 05 00 5b 41 5e 41 5f 5d c3 cc cc cc cc f7 c3 00 20 00 00 74 04 31 c0 eb e9 <0f> 0b 31 c0 eb e3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ff 11 72 2f
[   33.634258] RSP: 0018:ffffa17c8062fdd0 EFLAGS: 00010246
[   33.635134] RAX: 0000000000000004 RBX: 0000000000400cc0 RCX: 0000000400000000
[   33.636374] RDX: 0000000200002000 RSI: 0000000000000000 RDI: ffffffff9a7e5715
[   33.637281] RBP: ffffa17c8062fde8 R08: 0000000000412cc0 R09: 00000000ffffffff
[   33.637575] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000040000400
[   33.638087] R13: 0000000040000038 R14: 00000000ffffffff R15: 0000000200002000
[   33.638455] FS:  00007f1ba579f740(0000) GS:ffff8f10fbd00000(0000) knlGS:0000000000000000
[   33.639374] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.640175] CR2: 00007f1ba584fef0 CR3: 0000000105d1e000 CR4: 00000000000006e0
[   33.641069] Call Trace:
[   33.642347]  <TASK>
[   33.643251]  alloc_fdtable+0x7a/0x120
[   33.643799]  expand_files+0x118/0x310
[   33.644643]  ? __se_sys_prlimit64+0x1e3/0x2a0
[   33.645490]  __se_sys_dup2+0x60/0x100
[   33.645826]  __x64_sys_dup2+0x11/0x20
[   33.646863]  x64_sys_call+0x268a/0x2b60
[   33.647580]  do_syscall_64+0x4c/0xa0
[   33.647984]  ? exc_page_fault+0x59/0xa0
[   33.648485]  entry_SYSCALL_64_after_hwframe+0x6c/0xd6
[   33.649512] RIP: 0033:0x7f1ba58a1867
[   33.650146] 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
[   33.652644] RSP: 002b:00007ffc1d9d56c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000021
[   33.653339] RAX: ffffffffffffffda RBX: 00007ffc1d9d5f28 RCX: 00007f1ba58a1867
[   33.654352] RDX: 00007ffc1d9d5848 RSI: 0000000040000038 RDI: 0000000000000002
[   33.655055] RBP: 00007ffc1d9d58e0 R08: 0000000000000000 R09: 0000000000000000
[   33.655852] R10: 0000000000000004 R11: 0000000000000202 R12: 0000000000000000
[   33.657134] R13: 00007ffc1d9d5f38 R14: 00007f1ba59da000 R15: 0000555c26c69cf8
[   33.658182]  </TASK>
[   33.658497] ---[ end trace 10b6f6fec93d8338 ]---

FAILED: 0 / 1 tests passed.
Totals: pass:0 fail:1 xfail:0 xpass:0 skip:0 error:0
core_unshare_test_global_unshare_EMFILE fail

exit=1timeout set to 45
selftests: core: unshare_test
TAP version 13
1..1
# Starting 1 tests from 1 test cases.
#  RUN           global.unshare_EMFILE ...
# unshare_test.c:60:unshare_EMFILE:Expected dup2(2, nr_open + 64) (-1) >= 0 (0)
# unshare_EMFILE: Test failed
#          FAIL  global.unshare_EMFILE
not ok 1 global.unshare_EMFILE
# FAILED: 0 / 1 tests passed.
# Totals: pass:0 fail:1 xfail:0 xpass:0 skip:0 error:0
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

FAILED: 8 / 9 tests passed.
Totals: pass:8 fail:1 xfail:0 xpass:0 skip:0 error:0
core_close_range_test_global_fcntl_created fail

core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail