------------[ cut here ]------------
[   36.279744] WARNING: CPU: 0 PID: 484 at mm/util.c:630 kvmalloc_node+0x86/0x90
[   36.281698] Modules linked in:
[   36.282565] CPU: 0 PID: 484 Comm: unshare_test Not tainted 5.15.181-rc1 #1
[   36.283532] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   36.284577] RIP: 0010:kvmalloc_node+0x86/0x90
[   36.285498] Code: 48 81 ff ff ff ff 7f 77 1c 4c 8b 45 08 89 d1 be 01 00 00 00 89 da e8 89 40 03 00 48 8b 5d f8 c9 c3 cc cc cc cc 80 e7 20 75 9a <0f> 0b eb 96 66 0f 1f 44 00 00 55 48 89 e5 53 48 89 fb e8 a3 ea 02
[   36.286539] RSP: 0018:ffff92194068fe20 EFLAGS: 00010246
[   36.286898] RAX: 0000000000000000 RBX: 00000000004000c0 RCX: 0000000000000000
[   36.287607] RDX: 00000000ffffffff RSI: ffffffffbd9c1700 RDI: 0000000200002000
[   36.288243] RBP: ffff92194068fe38 R08: 0000000000000040 R09: 0000000000000000
[   36.288981] R10: 0000000000000000 R11: 0000000000000000 R12: ffff9108418a9f00
[   36.289722] R13: 0000000040000400 R14: ffff910847096940 R15: 0000000000000000
[   36.290425] FS:  00007fed68292740(0000) GS:ffff9108bbc00000(0000) knlGS:0000000000000000
[   36.290859] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.291747] CR2: 00007fed684416a0 CR3: 0000000101aa4000 CR4: 00000000000006f0
[   36.292559] Call Trace:
[   36.293620]  <TASK>
[   36.294085]  alloc_fdtable+0x7b/0x110
[   36.294452]  expand_files+0x5a/0x300
[   36.294826]  ? __do_sys_prlimit64+0x215/0x2e0
[   36.295203]  ksys_dup3+0x67/0xf0
[   36.295614]  __x64_sys_dup2+0x1f/0x80
[   36.295920]  x64_sys_call+0xfad/0x1ae0
[   36.296222]  do_syscall_64+0x34/0x80
[   36.296659]  entry_SYSCALL_64_after_hwframe+0x6c/0xd6
[   36.297175] RIP: 0033:0x7fed68394867
[   36.298000] 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
[   36.299904] RSP: 002b:00007ffd3be01c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   36.300457] RAX: ffffffffffffffda RBX: 00007ffd3be024a8 RCX: 00007fed68394867
[   36.300753] RDX: 00007ffd3be01c70 RSI: 0000000040000038 RDI: 0000000000000002
[   36.301379] RBP: 00007ffd3be01e70 R08: 0000000000000000 R09: 0000000000000000
[   36.302439] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   36.302659] R13: 00007ffd3be024b8 R14: 00007fed684cd000 R15: 00005590196f9dd8
[   36.303227]  </TASK>
[   36.303597] ---[ end trace 2576069a861a2f36 ]---

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