------------[ cut here ]------------
WARNING: kernel/sched/core.c:10564 at sched_mm_cid_fork+0x66/0xc30 kernel/sched/core.c:10564, CPU#0: kworker/u8:16/6086
Modules linked in:
CPU: 0 UID: 0 PID: 6086 Comm: kworker/u8:16 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:sched_mm_cid_fork+0x66/0xc30 kernel/sched/core.c:10564
Code: 4c 8b 3b 4d 85 ff 74 21 49 8d 9d 6c 15 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 13 0a 00 00 31 c0 3b 03 70 04 90 <0f> 0b 90 49 8d 9f 40 01 00 00 49 8d bf 00 02 00 00 48 89 7c 24 20
RSP: 0018:ffffc90003207bd8 EFLAGS: 00010246
RAX: 1ffff11004a56833 RBX: ffff8880252b4198 RCX: ffff8880252b3c00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880252b3c00
RBP: ffffc90003207d68 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1ade4b9 R12: ffff8880252b3c00
R13: ffff8880252b3c00 R14: dffffc0000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888126d83000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffe12b6b58 CR3: 000000003a9d8000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 bprm_execve+0xd8e/0x1400 fs/exec.c:1776
 kernel_execve+0x8f0/0x9f0 fs/exec.c:1919
 call_usermodehelper_exec_async+0x213/0x360 kernel/umh.c:109
 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>