rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P19318/1:b..l
	(detected by 1, t=10502 jiffies, g=78277, q=1940)
task:syz.7.3651      state:R  running task     stack:23472 pid:19318 ppid: 18508 flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 preempt_schedule_irq+0xbb/0x160 kernel/sched/core.c:6799
 irqentry_exit+0x63/0x70 kernel/entry/common.c:432
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:__cant_migrate+0x7d/0x2f0 kernel/sched/core.c:9696
Code: 49 c1 ef 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4b 89 04 2f 43 c7 44 2f 08 f8 f3 f3 f3 43 c6 44 2f 08 00 48 c7 44 24 60 00 00 00 00 <9c> 8f 44 24 60 f7 44 24 60 00 02 00 00 43 c6 44 2f 08 f8 0f 84 85
RSP: 0018:ffffc9000333fa20 EFLAGS: 00000a06
RAX: f2f2f2f8f1f1f1f1 RBX: ffffc9000333fd44 RCX: 0000000000080000
RDX: ffffc90011b07000 RSI: 0000000000000267 RDI: ffffffff8b241740
RBP: ffffc9000333faf0 R08: ffff88802a47d947 R09: 1ffff1100548fb28
R10: dffffc0000000000 R11: ffffed100548fb29 R12: ffffc9000333fd40
R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffff92000667f48
 __bpf_prog_run include/linux/filter.h:615 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 bpf_test_run+0x27c/0x800 net/bpf/test_run.c:119
 bpf_prog_test_run_skb+0x98b/0x10b0 net/bpf/test_run.c:678
 bpf_prog_test_run+0x31e/0x390 kernel/bpf/syscall.c:3374
 __sys_bpf+0x5a5/0x6f0 kernel/bpf/syscall.c:4675
 __do_sys_bpf kernel/bpf/syscall.c:4761 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4759 [inline]
 __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:4759
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f02aa781e59
RSP: 002b:00007f02a89db028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f02aa9fafa0 RCX: 00007f02aa781e59
RDX: 0000000000000050 RSI: 0000200000000c40 RDI: 000000000000000a
RBP: 00007f02aa817d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f02aa9fb038 R14: 00007f02aa9fafa0 R15: 00007ffd24924388
 </TASK>