------------[ cut here ]------------
[   30.671196] WARNING: mm/slub.c:5064 at __kvmalloc_node_noprof+0x33e/0x450, CPU#0: unshare_test/501
[   30.673380] Modules linked in:
[   30.676027] CPU: 0 UID: 0 PID: 501 Comm: unshare_test Not tainted 6.16.0-rc3-next-20250623 #1 PREEMPT(voluntary) 
[   30.677342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   30.678063] RIP: 0010:__kvmalloc_node_noprof+0x33e/0x450
[   30.678507] Code: 58 87 cc 01 0f 85 da fe ff ff 0f 1f 44 00 00 e9 d0 fe ff ff 45 31 f6 e9 02 ff ff ff 41 f7 c0 00 20 00 00 0f 85 1d ff ff ff 90 <0f> 0b 90 45 31 f6 eb 85 f3 0f 1e fa 65 8b 05 23 87 cc 01 89 c0 48
[   30.679596] RSP: 0018:ffffae42c06bbd78 EFLAGS: 00010246
[   30.680177] RAX: 0000000000000004 RBX: 00000000ffffffff RCX: 0000000400000000
[   30.680601] RDX: 0000000200001e00 RSI: 0000000000000000 RDI: ffffffff9e54864b
[   30.680993] RBP: ffffae42c06bbdc0 R08: 0000000000400cc0 R09: 00000000ffffffff
[   30.681367] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000200001e00
[   30.682098] R13: 00000000400003c0 R14: 0000000000000000 R15: 00000000004028c0
[   30.682679] FS:  00007fc0d6a4c740(0000) GS:ffff9df99ba69000(0000) knlGS:0000000000000000
[   30.683207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.683855] CR2: 00007fc0d6beffa4 CR3: 0000000102e9e000 CR4: 00000000000006f0
[   30.684772] Call Trace:
[   30.685876]  <TASK>
[   30.686327]  ? alloc_fdtable+0x7b/0x120
[   30.686873]  alloc_fdtable+0x7b/0x120
[   30.687356]  expand_files+0x103/0x2f0
[   30.687805]  ? do_prlimit+0x11d/0x160
[   30.688073]  ? __se_sys_prlimit64+0x1e9/0x2a0
[   30.688278]  ksys_dup3+0x71/0xd0
[   30.688706]  __x64_sys_dup2+0x1e/0x80
[   30.688951]  x64_sys_call+0x896/0x2f70
[   30.689127]  do_syscall_64+0xd2/0x200
[   30.689318]  ? irqentry_exit+0x16/0x60
[   30.689730]  ? exc_page_fault+0x76/0xb0
[   30.690001]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   30.690681] RIP: 0033:0x7fc0d6b4e867
[   30.691308] 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
[   30.693153] RSP: 002b:00007ffddf93cf88 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   30.694241] RAX: ffffffffffffffda RBX: 00007ffddf93d7e8 RCX: 00007fc0d6b4e867
[   30.695158] RDX: 00007ffddf93d108 RSI: 0000000040000038 RDI: 0000000000000002
[   30.696490] RBP: 00007ffddf93d1a0 R08: 0000000000000000 R09: 0000000000000000
[   30.696825] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   30.697857] R13: 00007ffddf93d7f8 R14: 00007fc0d6c8f000 R15: 000055b2ce69ed90
[   30.699065]  </TASK>
[   30.699723] ---[ end trace 0000000000000000 ]---

<8>[   34.019924] <LAVA_SIGNAL_STARTTC core_unshare_test>
exit=1<8>[   34.029806] <LAVA_SIGNAL_ENDTC core_unshare_test>
core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail

<8>[   33.965266] <LAVA_SIGNAL_STARTTC core_unshare_test_global_unshare_EMFILE>
FAILED: 0 / 1 tests passed.
Totals: pass:0 fail:1 xfail:0 xpass:0 skip:0 error:0
<8>[   33.976746] <LAVA_SIGNAL_ENDTC core_unshare_test_global_unshare_EMFILE>
core_unshare_test_global_unshare_EMFILE fail