Hi, all,
I am hacking linux kernel for the task migration policy and using m5 as the
simulatior. I can boot my kernel, But after a while, it showed me the
following message:
Unable to handle kernel paging request at virtual address 0000000000000030
CPU 2 fpu(34): Oops 0
pc = [<fffffc000061fc00>] ra = [<fffffc000061f990>] ps = 0007 Not
tainted
v0 = 0000000000000007 t0 = 0000000000000000 t1 = 0000000000000030
t2 = 0000000000000000 t3 = 0000000000000000 t4 = fffffc0000a67008
t5 = 0000000000000000 t6 = 0000000000000000 t7 = fffffc000e888000
s0 = ffffffffffffffc8 s1 = fffffc0000a63298 s2 = fffffc000f2a8180
s3 = 0000000000000001 s4 = fffffc0000a63238 s5 = 000ee66c9642099c
s6 = fffffc000e88beb8
a0 = 0000000000000007 a1 = 0000000000000040 a2 = fffffc000e88be88
a3 = 0000000000000000 a4 = 0000000120002520 a5 = 000002000000dd10
t8 = 000000000000001f t9 = fffffc00007152f8 t10= 0000000000000001
t11= fffffc00007db340 pv = 0000000000000000 at = 0000000000000000
gp = fffffc00007d8c00 sp = fffffc000e88beb8
Trace:
[<fffffc000031329c>] work_pending+0x1c/0x70
Code: 40a20405 a46513d0 2123ffc8 a029002c 402c7da1 f420001c <a0490068>
ec40001a
Is there anyone who can give me some suggestions based on the error
message? Thanks a lot.
Bests,
Changyun
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