rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5830/1:b..l
rcu: 	(detected by 0, t=10503 jiffies, g=38789, q=1291693 ncpus=2)
task:syz-executor    state:R  running task     stack:20992 pid:5830  tgid:5830  ppid:5828   task_flags:0x400100 flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0x1b88/0x5240 kernel/sched/core.c:6767
 preempt_schedule_irq+0xfe/0x1c0 kernel/sched/core.c:7090
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:unwind_next_frame+0x50f/0x23b0 arch/x86/kernel/unwind_orc.c:512
Code: 00 00 00 00 00 fc ff df 42 0f b6 04 28 84 c0 0f 85 e6 17 00 00 c6 03 01 48 c7 c5 40 24 48 8c 4c 8d 7d 04 48 8d 5d 05 4c 89 f8 <48> c1 e8 03 48 89 44 24 70 42 0f b6 04 28 84 c0 0f 85 1d 17 00 00
RSP: 0018:ffffc90003f5f6c8 EFLAGS: 00000202
RAX: ffffffff90f86286 RBX: ffffffff90f86287 RCX: ffffffff907c1578
RDX: ffffffff90f86282 RSI: ffffffff8ca1b660 RDI: ffffffff8ca1b620
RBP: ffffffff90f86282 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffffc90003f5f7a0
R13: dffffc0000000000 R14: ffffffff90f86287 R15: ffffffff90f86286
 arch_stack_walk+0x11e/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x11a/0x1d0 kernel/stacktrace.c:122
 save_stack+0xfc/0x1f0 mm/page_owner.c:156
 __reset_page_owner+0x76/0x1e0 mm/page_owner.c:308
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1262 [inline]
 __free_frozen_pages+0xde8/0x10a0 mm/page_alloc.c:2725
 discard_slab mm/slub.c:2730 [inline]
 __put_partials+0x160/0x1c0 mm/slub.c:3199
 put_cpu_partial+0x17e/0x250 mm/slub.c:3274
 __slab_free+0x294/0x390 mm/slub.c:4526
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_kmalloc+0x23/0xb0 mm/kasan/common.c:385
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __kmalloc_cache_noprof+0x236/0x370 mm/slub.c:4372
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kzalloc_noprof include/linux/slab.h:1039 [inline]
 alloc_pipe_info+0xeb/0x4d0 fs/pipe.c:799
 get_pipe_inode fs/pipe.c:895 [inline]
 create_pipe_files+0x86/0x7d0 fs/pipe.c:927
 __do_pipe_flags+0x48/0x2d0 fs/pipe.c:984
 do_pipe2+0xd6/0x310 fs/pipe.c:1035
 __do_sys_pipe2 fs/pipe.c:1053 [inline]
 __se_sys_pipe2 fs/pipe.c:1051 [inline]
 __x64_sys_pipe2+0x5a/0x70 fs/pipe.c:1051
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f14f8f8ce89
RSP: 002b:00007ffdb1a2cc58 EFLAGS: 00000246 ORIG_RAX: 0000000000000125
RAX: ffffffffffffffda RBX: 000055558677fc70 RCX: 00007f14f8f8ce89
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 00007ffdb1a2cc68
RBP: 00007ffdb1a2d020 R08: 0000000000000007 R09: 000055558677be10
R10: 1c20af1e01fd2a3c R11: 0000000000000246 R12: 00007ffdb1a2d080
R13: 0000555586781390 R14: 00007ffdb1a2cda0 R15: 0000555586783158
 </TASK>