kernel panic at kern/src/ns/chan.c:331, from core 0: cclose 0x0000000000000000
Stack Backtrace on Core 0:
#01 [<0xffffffffc200a33c>] in backtrace at src/kdebug.c:220
#02 [<0xffffffffc2009b3d>] in _panic at src/init.c:268
#03 [<0xffffffffc203194a>] in cclose at src/ns/chan.c:331
#04 [<0xffffffffc2033329>] in walk_symlink at src/ns/chan.c:1702
#05 [<0xffffffffc2033314>] in walk_symlink at src/ns/chan.c:1700
#06 [<0xffffffffc2033314>] in walk_symlink at src/ns/chan.c:1700
#07 [<0xffffffffc2033314>] in walk_symlink at src/ns/chan.c:1700
#08 [<0xffffffffc2033314>] in walk_symlink at src/ns/chan.c:1700
#09 [<0xffffffffc2033314>] in walk_symlink at src/ns/chan.c:1700
#10 [<0xffffffffc2033314>] in walk_symlink at src/ns/chan.c:1700
#11 [<0xffffffffc2032e32>] in walk at src/ns/chan.c:871
#12 [<0xffffffffc2033509>] in __namec_from at src/ns/chan.c:1138
#13 [<0xffffffffc20340ef>] in namec at src/ns/chan.c:1516
#14 [<0xffffffffc203df1d>] in sysrename at src/ns/sysfile.c:869
#15 [<0xffffffffc2055da2>] in sys_rename at src/syscall.c:2276
#16 [<0xffffffffc2059569>] in syscall at src/syscall.c:2455
#17 [<0xffffffffc2059734>] in run_local_syscall at src/syscall.c:2490
#18 [<0xffffffffc2059c69>] in prep_syscalls at src/syscall.c:2510
#19 [<0xffffffffc20ab5fa>] in sysenter_callwrapper at arch/x86/trap.c:854