------------[ cut here ]------------
WARNING: CPU: 1 PID: 5939 at kernel/events/core.c:3752 ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
Modules linked in:
CPU: 1 PID: 5939 Comm: syz-executor.1 Not tainted 5.12.0-rc6-syzkaller-00183-g7ae11635ec90 #0
Hardware name: riscv-virtio,qemu (DT)
epc : ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
 ra : ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
epc : ffffffe000279fe8 ra : ffffffe000279fe8 sp : ffffffe0072539d0
 gp : ffffffe004588ad0 tp : ffffffe0070a0000 t0 : 0000000000000000
 t1 : 0000000000000001 t2 : 00000000000f4240 s0 : ffffffe007253a40
 s1 : ffffffe006474400 a0 : ffffffe067d79118 a1 : 00000000000f0000
 a2 : 0000000000000002 a3 : ffffffe000279fe8 a4 : ffffffe0070a1000
 a5 : 0000000040000002 a6 : 0000000000f00000 a7 : ffffffe000280cc8
 s2 : 0000000000000007 s3 : ffffffe006474540 s4 : ffffffe0070a0000
 s5 : 0000000000000002 s6 : ffffffe00458c0d0 s7 : ffffffe067d78f70
 s8 : 0000000000000007 s9 : ffffffe067d79118 s10: ffffffe006474400
 s11: ffffffe006474408 t3 : 40c98f36c399ee00 t4 : ffffffc403b3bfb2
 t5 : ffffffc403b3bfba t6 : 0000000000040000
status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003
Call Trace:
[<ffffffe000279fe8>] ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
[<ffffffe00027a2e0>] perf_event_sched_in+0x38/0x74 kernel/events/core.c:2680
[<ffffffe000280da2>] perf_event_context_sched_in kernel/events/core.c:3817 [inline]
[<ffffffe000280da2>] __perf_event_task_sched_in+0x4ea/0x680 kernel/events/core.c:3860
[<ffffffe0000850f8>] perf_event_task_sched_in include/linux/perf_event.h:1210 [inline]
[<ffffffe0000850f8>] finish_task_switch.isra.0+0x284/0x318 kernel/sched/core.c:4189
[<ffffffe002a94308>] context_switch kernel/sched/core.c:4325 [inline]
[<ffffffe002a94308>] __schedule+0x484/0xe8c kernel/sched/core.c:5073
[<ffffffe002a9562c>] preempt_schedule_irq+0x4a/0x13e kernel/sched/core.c:5530
[<ffffffe00000563a>] resume_kernel+0x16/0x18