panic: non-current pmap 0xc00000036f2eb180
cpuid = 10
time = 1540770332
KDB: stack backtrace:
0xc008003cb9fc61a0: at 0xc000000002bb3218 = kdb_backtrace+0x68
0xc008003cb9fc62b0: at 0xc000000002b4f148 = vpanic+0x25c
0xc008003cb9fc6360: at 0xc000000002b4f1b4 = panic+0x3c
0xc008003cb9fc6390: at 0xc000000002f45a0c = mmu_radix_pmap_remove_pages+0x148
0xc008003cb9fc64f0: at 0xc000000002ef28c4 = vmspace_exit+0x134
0xc008003cb9fc6550: at 0xc000000002b00c3c = exit1+0x758
0xc008003cb9fc6630: at 0xc000000002b01518 = sys_sys_exit+0x24
0xc008003cb9fc6660: at 0xc000000002f877f4 = trap+0x9a8
0xc008003cb9fc6790: at 0xc000000002f78d10 = powerpc_interrupt+0x110
0xc008003cb9fc6820: user SC trap by 0x8102893f8: srr1=0x900000000000f032
            r1=0xfffffbfffd2c0 cr=0x24000042 xer=0x20040000 ctr=0x8102893f0 r2=0x81035b950
KDB: enter: panic
[ thread pid 9904 tid 101003 ]
Stopped at      0xc000000002bb35e8 = kdb_enter+0x78:    ori     r0, r0, 0x0
db> show registers
r0          0xc000000002bb35d4  kdb_enter+0x64
r1          0xc008003cb9fc6230
r2          0xc0000000037f7000  periph_drivers+0x7af8
r3          0xc000000003c7b900  __pcpu+0xa000
r4                        0x80
r5          0xc0000000033e16b8
r6                       0x178
r7                           0
r8                           0
r9          0xc000000003b67000  rman_head+0x2468
r10         0xc000000003a67000  cc_cpu+0x3100
r11                          0
r12                 0x4000f238
r13         0xc00000029da0f000
r14                          0
r15                          0
r16                          0
r17                          0
r18         0xc00000036f2eb180
r19                          0
r20                          0
r21         0xc0000000bc191b80
r22         0xc0000000bc191ba8
r23                        0x1
r24                          0
r25         0xc00000029da0f000
r26         0xc000000003a62908  panicstr
r27         0xc000000003a61790  shared_page_mapping+0x598
r28         0xc00000029da0f000
r29         0xc000000003b63900  kdb_why
r30         0xc0000000033e4648
r31         0xc008003cb9fc6230
srr0        0xc000000002bb35e8  kdb_enter+0x78
srr1        0x9000000000001032
lr          0xc000000002bb35e8  kdb_enter+0x78
ctr                          0
cr                  0x4000f238
xer                 0x20040000
dar                          0
dsisr                        0
0xc000000002bb35e8 = kdb_enter+0x78:    ori     r0, r0, 0x0
db>