------------[ cut here ]------------
WARNING: CPU: 0 PID: 15322 at kernel/events/core.c:3752 ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
Modules linked in:
CPU: 0 PID: 15322 Comm: syz-executor.1 Not tainted 5.12.0-rc8-syzkaller-00194-g18a3c5f7abfd #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 : ffffffe00027a674 ra : ffffffe00027a674 sp : ffffffe0107775a0
 gp : ffffffe004588c00 tp : ffffffe007345f00 t0 : 0000000000000000
 t1 : 0000000000000001 t2 : 0000000000989680 s0 : ffffffe010777610
 s1 : ffffffe00599fc00 a0 : ffffffe066d5c118 a1 : 00000000000f0000
 a2 : 0000000000000002 a3 : ffffffe00027a674 a4 : ffffffe007346f00
 a5 : 0000000040000000 a6 : 0000000000f00000 a7 : ffffffe000281354
 s2 : 0000000000000007 s3 : ffffffe00599fd40 s4 : ffffffe007345f00
 s5 : 0000000000000002 s6 : ffffffe00458c0d0 s7 : ffffffe066d5bf70
 s8 : 0000000000000007 s9 : ffffffe066d5c118 s10: ffffffe00599fc00
 s11: ffffffe00599fc08 t3 : c79af596b4114a00 t4 : ffffffc4045aa7b2
 t5 : ffffffc4045aa7ba t6 : 0000000000040000
status: 0000000000000100 badaddr: 0000000000000000 cause: 0000000000000003
Call Trace:
[<ffffffe00027a674>] ctx_sched_in+0x12e/0x3ee kernel/events/core.c:3752
[<ffffffe00027a96c>] perf_event_sched_in+0x38/0x74 kernel/events/core.c:2680
[<ffffffe00028142e>] perf_event_context_sched_in kernel/events/core.c:3817 [inline]
[<ffffffe00028142e>] __perf_event_task_sched_in+0x4ea/0x680 kernel/events/core.c:3860
[<ffffffe0000850ce>] perf_event_task_sched_in include/linux/perf_event.h:1210 [inline]
[<ffffffe0000850ce>] finish_task_switch.isra.0+0x284/0x318 kernel/sched/core.c:4189
[<ffffffe002a99f48>] context_switch kernel/sched/core.c:4325 [inline]
[<ffffffe002a99f48>] __schedule+0x484/0xe8c kernel/sched/core.c:5073
[<ffffffe002a9b26c>] preempt_schedule_irq+0x4a/0x13e kernel/sched/core.c:5530
[<ffffffe00000563a>] resume_kernel+0x16/0x18