(lldb) bt
* thread #1, name =
libbusybox.so, stop reason = signal SIGSEGV: invalid address (fault address: 0x8)
* frame #0: 0x000000000043b5b4 libbusybox.soread_line_input(st=0x0000007703021000, prompt="\w \$ ", command="", maxsize=1024) at lineedit.c:2395:16
frame #1: 0x000000000049c61c libbusybox.sopgetc at ash.c:10618:8
frame #2: 0x000000000049c5e4 libbusybox.sopgetc [inlined] preadbuffer at ash.c:10720
frame #3: 0x000000000049c560 libbusybox.sopgetc at ash.c:10803
frame #4: 0x000000000049c7a4 libbusybox.sopgetc_eatbnl at ash.c:10845:14
frame #5: 0x000000000049d620 libbusybox.soxxreadtoken at ash.c:12945:7
frame #6: 0x000000000049cafc libbusybox.soreadtoken at ash.c:13056:6
frame #7: 0x000000000049c98c libbusybox.solist(nlflag=1) at ash.c:11588:11
frame #8: 0x00000000004920bc libbusybox.socmdloop(top=1) at ash.c:13337:7
frame #9: 0x0000000000491924 libbusybox.soash_main(argc=, argv=) at ash.c:14535:3
frame #10: 0x00000000004357f8 libbusybox.sorun_applet_no_and_exit(applet_no=259, name="sh", argv=0x0000007ffa7db8d0) at appletlib.c:1004:23
frame #11: 0x00000000004358a0 libbusybox.sorun_applet_and_exit(name="sh", argv=0x0000007ffa7db8d0) at appletlib.c:1022:4
frame #12: 0x0000000000435c2c libbusybox.sobusybox_main(argv=) at appletlib.c:965:2
frame #13: 0x00000000004358a8 libbusybox.sorun_applet_and_exit(name="busybox", argv=0x0000007ffa7db8c8) at appletlib.c:1015:8
frame #14: 0x0000000000435868 libbusybox.somain(argc=, argv=) at appletlib.c:1159:2
frame #15: 0x00000000004e3f8c libbusybox.so__real_libc_init(raw_args=, onexit=, slingshot=(libbusybox.so`main at appletlib.c:1068), structors=0x0000007ffa7db890, temp_tcb=)(), int (*)(int, char**, char**), structors_array_t const*, bionic_tcb*) at libc_init_static.cpp:202:8