kernel panic at kern/src/slab.c:518, from core 0: [German Accent]: OOM for a small slab growth!!!
Stack Backtrace on Core 0:
#01 [<0xffffffffc200a33c>] in backtrace at src/kdebug.c:220
#02 [<0xffffffffc2009b3d>] in _panic at src/init.c:268
#03 [<0xffffffffc2053631>] in __kmem_alloc_from_slab at src/slab.c:518
#04 [<0xffffffffc2053c5a>] in kmem_cache_alloc at src/slab.c:592
#05 [<0xffffffffc2002297>] in arena_alloc at src/arena.c:714
#06 [<     [inline]     >] in kpages_alloc at src/page_alloc.c:80
#06 [<0xffffffffc2045eef>] in get_a_free_page at src/page_alloc.c:18
#07 [<0xffffffffc2045fc1>] in upage_alloc at src/page_alloc.c:37
#08 [<0xffffffffc200dc94>] in copy_page.9873 at src/mm.c:506
#09 [<0xffffffffc20a6c60>] in trampoline_cb.9509 at arch/x86/pmap64.c:522
#10 [<0xffffffffc20a66b8>] in __pml_for_each at arch/x86/pmap64.c:338
#11 [<0xffffffffc20a6693>] in __pml_for_each at arch/x86/pmap64.c:329
#12 [<0xffffffffc20a6693>] in __pml_for_each at arch/x86/pmap64.c:329
#13 [<0xffffffffc20a6693>] in __pml_for_each at arch/x86/pmap64.c:329
#14 [<     [inline]     >] in pml_for_each at arch/x86/pmap64.c:347
#14 [<0xffffffffc20a72e1>] in env_user_mem_walk at arch/x86/pmap64.c:529
#15 [<     [inline]     >] in copy_pages at src/mm.c:524
#15 [<     [inline]     >] in fill_vmr at src/mm.c:537
#15 [<0xffffffffc200ea6d>] in duplicate_vmrs at src/mm.c:587
#16 [<0xffffffffc2057798>] in sys_fork at src/syscall.c:887
#17 [<0xffffffffc2059569>] in syscall at src/syscall.c:2455
#18 [<0xffffffffc2059734>] in run_local_syscall at src/syscall.c:2490
#19 [<0xffffffffc2059c69>] in prep_syscalls at src/syscall.c:2510
#20 [<0xffffffffc20ab5fa>] in sysenter_callwrapper at arch/x86/trap.c:854