kernel panic at kern/src/mm.c:759, from core 1: assertion failed: !pte_is_mapped(pte)
Stack Backtrace on Core 1:
#01 [<0xffffffffc200a39c>] in backtrace at src/kdebug.c:235
#02 [<0xffffffffc2009b35>] in _panic at src/init.c:268
#03 [<0xffffffffc200d9e3>] in map_page_at_addr at src/mm.c:759
#04 [<0xffffffffc200da32>] in populate_anon_va at src/mm.c:795
#05 [<0xffffffffc200faa2>] in populate_va at src/mm.c:1377
#06 [<0xffffffffc2056e00>] in sys_populate_va at src/syscall.c:1748
#07 [<0xffffffffc2059a29>] in syscall at src/syscall.c:2560
#08 [<0xffffffffc205a5d8>] in run_local_syscall at src/syscall.c:2597
#09 [<0xffffffffc205ab19>] in prep_syscalls at src/syscall.c:2617
#10 [<0xffffffffc20ac432>] in sysenter_callwrapper at arch/x86/trap.c:877
ROS(Core 1)> 
kernel panic at kern/drivers/dev/mnt.c:1131, from core 0: rpc tags
Stack Backtrace on Core 0:
#01 [<0xffffffffc200a39c>] in backtrace at src/kdebug.c:235
#02 [<0xffffffffc2009b35>] in _panic at src/init.c:268
#03 [<0xffffffffc207f09a>] in mntralloc at drivers/dev/mnt.c:1131
#04 [<0xffffffffc207f143>] in mntflushalloc at drivers/dev/mnt.c:1058
#05 [<0xffffffffc207f5e0>] in mountio at drivers/dev/mnt.c:854
#06 [<0xffffffffc207f6d5>] in mountrpc at drivers/dev/mnt.c:783
#07 [<0xffffffffc2080208>] in mntopencreate at drivers/dev/mnt.c:568
#08 [<0xffffffffc2080368>] in mntopen at drivers/dev/mnt.c:585
#09 [<0xffffffffc2033860>] in __namec_from at src/ns/chan.c:1260
#10 [<0xffffffffc2034043>] in namec at src/ns/chan.c:1552
#11 [<0xffffffffc20415e6>] in sysopenat at src/ns/sysfile.c:597
#12 [<0xffffffffc2058f6f>] in sys_openat at src/syscall.c:1791
#13 [<0xffffffffc2059a29>] in syscall at src/syscall.c:2560
#14 [<0xffffffffc205a5d8>] in run_local_syscall at src/syscall.c:2597
#15 [<0xffffffffc205ab19>] in prep_syscalls at src/syscall.c:2617
#16 [<0xffffffffc20ac432>] in sysenter_callwrapper at arch/x86/trap.c:877