bash-4.3$ kernel panic at kern/src/mm.c:737, from core 3: assertion failed: !pte_is_mapped(pte) Stack Backtrace on Core 3: #01 [<0xffffffffc200a3b7>] in backtrace at src/kdebug.c:219 #02 [<0xffffffffc2009b7c>] in _panic at src/init.c:266 #03 [<0xffffffffc200db41>] in map_page_at_addr at src/mm.c:737 #04 [<0xffffffffc200db92>] in populate_anon_va at src/mm.c:770 #05 [<0xffffffffc200fbf2>] in populate_va at src/mm.c:1333 #06 [<0xffffffffc2056110>] in sys_populate_va at src/syscall.c:1773 #07 [<0xffffffffc2059149>] in syscall at src/syscall.c:2528 #08 [<0xffffffffc2059304>] in run_local_syscall at src/syscall.c:2563 #09 [<0xffffffffc2059839>] in prep_syscalls at src/syscall.c:2583 #10 [<0xffffffffc20aaf1a>] in sysenter_callwrapper at arch/x86/trap.c:859 16:58:11 executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x8, 0x10800, 0x20) r0 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x8, 0x2, 0x4) fcntl$F_GETFD(r0, 0x1)