kernel panic at kern/src/kmalloc.c:138, from core 0: Bad canary Stack Backtrace on Core 0: #01 [<0xffffffffc200a3e7>] in backtrace at src/kdebug.c:219 #02 [<0xffffffffc2009bb2>] in _panic at src/init.c:273 #03 [<0xffffffffc200a816>] in __get_km_tag at src/kmalloc.c:138 #04 [<0xffffffffc200ac0b>] in kfree at src/kmalloc.c:236 #05 [< [inline] >] in free_fd_set at src/ns/sysfile.c:1690 #05 [<0xffffffffc2041b1c>] in close_fdt at src/ns/sysfile.c:1833 #06 [<0xffffffffc204cfdf>] in proc_destroy at src/process.c:918 #07 [<0xffffffffc2056cc6>] in sys_proc_destroy at src/syscall.c:909 #08 [<0xffffffffc20593c9>] in syscall at src/syscall.c:2528 #09 [<0xffffffffc2059584>] in run_local_syscall at src/syscall.c:2563 #10 [<0xffffffffc2059ab9>] in prep_syscalls at src/syscall.c:2583 #11 [<0xffffffffc20ab29a>] in sysenter_callwrapper at arch/x86/trap.c:851