rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P11600/1:b..l rcu: (detected by 0, t=10502 jiffies, g=38641, q=5815 ncpus=2) task:syz.9.1048 state:R running task stack:23480 pid:11600 tgid:11599 ppid:7993 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078 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:should_resched arch/x86/include/asm/preempt.h:103 [inline] RIP: 0010:__local_bh_enable_ip+0x170/0x200 kernel/softirq.c:389 Code: 8c e8 24 5e 6f 0a 65 66 8b 05 74 a1 ab 7e 66 85 c0 75 5d bf 01 00 00 00 e8 4d bb 0b 00 e8 98 74 45 00 fb 65 8b 05 38 a1 ab 7e <85> c0 75 05 e8 f7 83 a8 ff 48 c7 44 24 20 0e 36 e0 45 49 c7 04 1c RSP: 0018:ffffc9000c46f600 EFLAGS: 00000286 RAX: 0000000000000000 RBX: 1ffff9200188dec4 RCX: ffffffff9a3f5903 RDX: dffffc0000000000 RSI: ffffffff8c0ad8a0 RDI: ffffffff8c607de0 RBP: ffffc9000c46f6b0 R08: ffffffff901d4ff7 R09: 1ffffffff203a9fe R10: dffffc0000000000 R11: fffffbfff203a9ff R12: dffffc0000000000 R13: 1ffff9200188dec8 R14: ffffc9000c46f640 R15: 0000000000000200 local_bh_enable include/linux/bottom_half.h:33 [inline] xdp_test_run_batch net/bpf/test_run.c:368 [inline] bpf_test_run_xdp_live+0x1c94/0x21f0 net/bpf/test_run.c:390 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1318 bpf_prog_test_run+0x2e6/0x360 kernel/bpf/syscall.c:4402 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5808 __do_sys_bpf kernel/bpf/syscall.c:5897 [inline] __se_sys_bpf kernel/bpf/syscall.c:5895 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5895 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa01e77e819 RSP: 002b:00007fa01f54d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fa01e935fa0 RCX: 00007fa01e77e819 RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a RBP: 00007fa01e7f175e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fa01e935fa0 R15: 00007ffdb4d54fb8