Unable to handle kernel access to user memory without uaccess routines at virtual address 00000000378980d0
Oops [#1]
Modules linked in:
CPU: 1 PID: 5302 Comm: syz-executor.1 Not tainted 5.12.0-rc2-syzkaller-00467-g0d7588ab9ef9 #0
Hardware name: riscv-virtio,qemu (DT)
epc : schedule_tail+0x72/0xb2 kernel/sched/core.c:4264
 ra : task_pid_vnr include/linux/sched.h:1421 [inline]
 ra : schedule_tail+0x70/0xb2 kernel/sched/core.c:4264
epc : ffffffe00008c8b0 ra : ffffffe00008c8ae sp : ffffffe021be7ec0
 gp : ffffffe005d25378 tp : ffffffe0219e2d80 t0 : 0000000000000000
 t1 : 0000000000000001 t2 : 00000000000f4240 s0 : ffffffe021be7ee0
 s1 : 00000000378980d0 a0 : 0000000000000018 a1 : 0000000000000003
 a2 : 1ffffffc0cfac500 a3 : ffffffe0000c80cc a4 : cb1bd90960512800
 a5 : 0000000000000000 a6 : 0000000000f00000 a7 : ffffffe0000f8c84
 s2 : 0000000000040000 s3 : ffffffe008b04440 s4 : ffffffe006fe7fe0
 s5 : 0000000000004000 s6 : ffffffe067d57e00 s7 : ffffffe067d57850
 s8 : ffffffe067d56e18 s9 : ffffffe067d57e00 s10: ffffffe008b04878
 s11: 000000e42908682c t3 : cb1bd90960512800 t4 : ffffffc404209fb2
 t5 : ffffffc404209fba t6 : 0000000000040000
status: 0000000000000120 badaddr: 00000000378980d0 cause: 000000000000000f
Call Trace:
[<ffffffe00008c8b0>] schedule_tail+0x72/0xb2 kernel/sched/core.c:4264
[<ffffffe000005570>] ret_from_exception+0x0/0x14
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace 0f03ebb4cdffdade ]---