kernel panic at kern/src/mm.c:740, from core 1: assertion failed: !pte_is_mapped(pte)
Stack Backtrace on Core 1:
#01 [<0xffffffffc200a30c>] in backtrace at src/kdebug.c:220
#02 [<0xffffffffc2009b0d>] in _panic at src/init.c:268
#03 [<0xffffffffc200da53>] in map_page_at_addr at src/mm.c:740
#04 [<0xffffffffc200daa2>] in populate_anon_va at src/mm.c:773
#05 [<0xffffffffc200fb12>] in populate_va at src/mm.c:1336
#06 [<0xffffffffc2056460>] in sys_populate_va at src/syscall.c:1699
#07 [<0xffffffffc20594d9>] in syscall at src/syscall.c:2462
#08 [<0xffffffffc20596a4>] in run_local_syscall at src/syscall.c:2497
#09 [<0xffffffffc2059bd9>] in prep_syscalls at src/syscall.c:2517
#10 [<0xffffffffc20ab56a>] in sysenter_callwrapper at arch/x86/trap.c:854