------------[ cut here ]------------
[   31.820987] WARNING: mm/slub.c:5063 at __kvmalloc_node_noprof+0x33e/0x450, CPU#0: unshare_test/501
[   31.823134] Modules linked in:
[   31.824256] CPU: 0 UID: 0 PID: 501 Comm: unshare_test Not tainted 6.16.0-rc2-next-20250619 #1 PREEMPT(voluntary) 
[   31.826738] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   31.828987] RIP: 0010:__kvmalloc_node_noprof+0x33e/0x450
[   31.829706] Code: 28 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 f3 86 cc 01 89 c0 48
[   31.830433] RSP: 0018:ffffaf5500697d78 EFLAGS: 00010246
[   31.830989] RAX: 0000000000000004 RBX: 00000000ffffffff RCX: 0000000400000000
[   31.831663] RDX: 0000000200001e00 RSI: 0000000000000000 RDI: ffffffffbcf4873b
[   31.832027] RBP: ffffaf5500697dc0 R08: 0000000000400cc0 R09: 00000000ffffffff
[   31.832600] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000200001e00
[   31.833373] R13: 00000000400003c0 R14: 0000000000000000 R15: 00000000004028c0
[   31.833825] FS:  00007f334de6d740(0000) GS:ffff9a55bd069000(0000) knlGS:0000000000000000
[   31.834933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.835788] CR2: 00007f334dfff943 CR3: 00000001030e4000 CR4: 00000000000006f0
[   31.837647] Call Trace:
[   31.838942]  <TASK>
[   31.839959]  ? alloc_fdtable+0x7b/0x120
[   31.840864]  alloc_fdtable+0x7b/0x120
[   31.841227]  expand_files+0x103/0x2f0
[   31.841393]  ? timerqueue_add+0x94/0xb0
[   31.841570]  ? enqueue_hrtimer+0x3a/0xa0
[   31.842686]  ? ktime_get+0x3e/0xe0
[   31.842979]  ? lapic_next_event+0x15/0x20
[   31.844177]  ksys_dup3+0x71/0xd0
[   31.844506]  __x64_sys_dup2+0x1e/0x80
[   31.844942]  x64_sys_call+0x896/0x2f70
[   31.845877]  do_syscall_64+0xd2/0x200
[   31.846552]  ? irqentry_exit+0x16/0x60
[   31.846734]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   31.848181] RIP: 0033:0x7f334df6f867
[   31.848950] 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
[   31.851126] RSP: 002b:00007ffd7d16fe48 EFLAGS: 00000206 ORIG_RAX: 0000000000000021
[   31.852625] RAX: ffffffffffffffda RBX: 00007ffd7d1706a8 RCX: 00007f334df6f867
[   31.853678] RDX: 00007ffd7d16ffc8 RSI: 0000000040000038 RDI: 0000000000000002
[   31.853924] RBP: 00007ffd7d170060 R08: 0000000000000000 R09: 0000000000000000
[   31.854379] R10: 0000000000000004 R11: 0000000000000206 R12: 0000000000000000
[   31.854834] R13: 00007ffd7d1706b8 R14: 00007f334e0b0000 R15: 0000561065aacd90
[   31.855274]  </TASK>
[   31.856511] ---[ end trace 0000000000000000 ]---

<8>[   35.488912] <LAVA_SIGNAL_STARTTC core_unshare_test>
exit=1<8>[   35.500636] <LAVA_SIGNAL_ENDTC core_unshare_test>
core_unshare_test_global_unshare_EMFILE fail
core_unshare_test fail

<8>[   35.426067] <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>[   35.439772] <LAVA_SIGNAL_ENDTC core_unshare_test_global_unshare_EMFILE>
core_unshare_test_global_unshare_EMFILE fail