rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P11063/1:b..l..
rcu: 	(detected by 0, t=10502 jiffies, g=73625, q=1867 ncpus=1)
task:syz.3.2072      state:R  running task     stack:25608 pid:11063 tgid:11063 ppid:5613   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5581 [inline]
 __schedule+0x1b47/0x5b40 kernel/sched/core.c:7384
 preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7664
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:524 [inline]
 irqentry_exit+0x14f/0x910 kernel/entry/common.c:154
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_release+0x2e1/0x3c0 kernel/locking/lockdep.c:5968
Code: 99 3b 12 00 00 00 00 eb b5 e8 ab 76 5b 0a f7 c3 00 02 00 00 74 b9 65 48 8b 05 43 51 3b 12 48 3b 44 24 28 75 48 fb 48 83 c4 30 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 48 8d 3d 18 5d 1b
RSP: 0018:ffffc900034ff348 EFLAGS: 00000286
RAX: 414d33488e8d2100 RBX: 0000000000000206 RCX: 0000000000000046
RDX: ffffffff914c8b00 RSI: ffffffff8e9dafe5 RDI: ffffffff8c8f3280
RBP: ffff888057d5e998 R08: ffffc900034fff48 R09: 0000000000000000
R10: ffffc900034ff478 R11: ffffffff81b3d2e0 R12: 0000000000000001
R13: 0000000000000001 R14: ffffffff8f15c520 R15: ffff888057d5ddc0
 rcu_lock_release include/linux/rcupdate.h:319 [inline]
 rcu_read_unlock include/linux/rcupdate.h:880 [inline]
 class_rcu_destructor include/linux/rcupdate.h:1216 [inline]
 unwind_next_frame+0x1baa/0x2550 arch/x86/kernel/unwind_orc.c:709
 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
 save_stack+0x122/0x230 mm/page_owner.c:183
 __reset_page_owner+0x73/0x2a0 mm/page_owner.c:338
 reset_page_owner include/linux/page_owner.h:26 [inline]
 __free_pages_prepare mm/page_alloc.c:1401 [inline]
 __free_frozen_pages+0xc97/0xd90 mm/page_alloc.c:2952
 __slab_free+0x269/0x2c0 mm/slub.c:5926
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:361
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slub.c:4720 [inline]
 slab_alloc_node mm/slub.c:5033 [inline]
 __do_kmalloc_node mm/slub.c:5530 [inline]
 __kmalloc_noprof+0x302/0x710 mm/slub.c:5556
 _kmalloc_noprof include/linux/slab.h:995 [inline]
 _kzalloc_noprof include/linux/slab.h:1312 [inline]
 lsm_blob_alloc security/security.c:219 [inline]
 lsm_task_alloc security/security.c:271 [inline]
 security_task_alloc+0x4d/0x330 security/security.c:2831
 copy_process+0x1c72/0x4430 kernel/fork.c:2292
 kernel_clone+0x2d7/0x940 kernel/fork.c:2774
 __do_sys_clone3 kernel/fork.c:3077 [inline]
 __se_sys_clone3+0x33c/0x360 kernel/fork.c:3056
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f19b419ef49
RSP: 002b:00007ffc833276a8 EFLAGS: 00000202 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007f19b415a4e0 RCX: 00007f19b419ef49
RDX: 00007f19b415a4e0 RSI: 0000000000000058 RDI: 00007ffc83327700
RBP: 00007f19b507c6c0 R08: 00007f19b507c6c0 R09: 00007ffc833277e7
R10: 0000000000000008 R11: 0000000000000202 R12: ffffffffffffffe8
R13: 000000000000006e R14: 00007ffc83327700 R15: 00007ffc833277e8
 </TASK>