Unable to handle kernel access to user memory without uaccess routines at virtual address 00000000020e40d0
Oops [#1]
Modules linked in:
CPU: 1 PID: 3775 Comm: syz-executor.0 Not tainted 5.12.0-rc5-syzkaller-00715-ga5e13c6df0e4 #0
Hardware name: riscv-virtio,qemu (DT)
epc : schedule_tail+0x72/0xb2 kernel/sched/core.c:4262
 ra : task_pid_vnr include/linux/sched.h:1421 [inline]
 ra : schedule_tail+0x70/0xb2 kernel/sched/core.c:4262
epc : ffffffe00008f4c4 ra : ffffffe00008f4c2 sp : ffffffe00d493ec0
 gp : ffffffe004588b08 tp : ffffffe008354740 t0 : 0000000000000000
 t1 : 0000000000000001 t2 : 00000000000f4240 s0 : ffffffe00d493ee0
 s1 : 00000000020e40d0 a0 : 000000000000003d a1 : 0000000000000003
 a2 : 1ffffffc0cfac108 a3 : ffffffe0000d30bc a4 : 1b35d88031d37b00
 a5 : 0000000000000000 a6 : 0000000000f00000 a7 : ffffffe000084f3a
 s2 : 0000000000040000 s3 : ffffffe0063ddf00 s4 : ffffffe0223f7fe0
 s5 : 0000000000004000 s6 : ffffffe067d72ec0 s7 : ffffffe067d72910
 s8 : ffffffe067d71ed8 s9 : ffffffe067d72ec0 s10: ffffffe0063de338
 s11: 000000a97b4cdef0 t3 : 1b35d88031d37b00 t4 : ffffffc4018567b2
 t5 : ffffffc4018567ba t6 : 0000000000040000
status: 0000000000000120 badaddr: 00000000020e40d0 cause: 000000000000000f
Call Trace:
[<ffffffe00008f4c4>] schedule_tail+0x72/0xb2 kernel/sched/core.c:4262
[<ffffffe000005580>] ret_from_exception+0x0/0x14
---[ end trace ff6761d70bcf640d ]---