[Bug gdb/17384] android arm gdb "Cannot access memory at address" when I "stepi" over "blx"

["palves at redhat dot com" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=17384

Pedro Alves <palves at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |palves at redhat dot com

--- Comment #2 from Pedro Alves <palves at redhat dot com> ---
Pasting "http://temp.minimum.se/bt_for_memory_error.txt" here, for easier
reference, and so we're protected against that resource disappearing in the
future:

#0  memory_error_message (err=err@entry=TARGET_XFER_E_IO, gdbarch=0x1ed4cc0,
memaddr=memaddr@entry=1) at corefile.c:196
#1  0x000000000058bd1d in memory_error (err=TARGET_XFER_E_IO,
memaddr=memaddr@entry=1) at corefile.c:224
#2  0x000000000058be11 in read_memory (memaddr=1,
myaddr=myaddr@entry=0x7fff5dee86d0 "\377\200\203R", len=len@entry=4) at
corefile.c:261
#3  0x000000000058bec5 in read_memory_integer (memaddr=<optimized out>, len=4,
byte_order=BFD_ENDIAN_LITTLE) at corefile.c:357
#4  0x000000000058bf02 in do_captured_read_memory_integer
(data=data@entry=0x7fff5dee8770) at corefile.c:322
#5  0x0000000000513225 in catch_errors (func=func@entry=0x58bef0
<do_captured_read_memory_integer>, func_args=func_args@entry=0x7fff5dee8770,
errstring=errstring@entry=0x6c20cd "", mask=mask@entry=RETURN_MASK_ALL) at
exceptions.c:237
#6  0x000000000058be8b in safe_read_memory_integer (memaddr=<optimized out>,
len=len@entry=4, byte_order=byte_order@entry=BFD_ENDIAN_LITTLE,
return_value=return_value@entry=0x7fff5dee87b8) at corefile.c:343
#7  0x000000000041122a in arm_scan_prologue (cache=0x1e51ec0,
this_frame=0x1e51e00) at arm-tdep.c:1996
#8  arm_make_prologue_cache (this_frame=0x1e51e00) at arm-tdep.c:2022
#9  0x000000000041142a in arm_prologue_this_id (this_frame=0x1e51e00,
this_cache=0x1e51e18, this_id=0x1e51e60) at arm-tdep.c:2052
#10 0x00000000005e4ea4 in compute_frame_id (fi=0x1e51e00) at frame.c:459
#11 get_prev_frame_if_no_cycle (this_frame=this_frame@entry=0x1e51470) at
frame.c:1781
#12 0x00000000005e72ca in get_prev_frame_always_1 (this_frame=0x1e51470) at
frame.c:1955
#13 get_prev_frame_always (this_frame=0x1e51470) at frame.c:1972
#14 0x00000000005e7754 in frame_unwind_caller_id (next_frame=<optimized out>)
at frame.c:500
#15 0x0000000000503a07 in process_event_stop_test
(ecs=ecs@entry=0x7fff5dee9070) at infrun.c:4738
#16 0x0000000000505478 in handle_inferior_event (ecs=0x7fff5dee9070) at
infrun.c:3424
#17 0x00000000005079ba in fetch_inferior_event
(client_data=client_data@entry=0x0) at infrun.c:2899
#18 0x000000000051dc73 in inferior_event_handler (event_type=INF_REG_EVENT,
client_data=0x0) at inf-loop.c:58
#19 0x0000000000428fce in run_async_handler_and_reschedule (scb=0x1ec5600) at
ser-base.c:137
#20 0x000000000051bf73 in process_event () at event-loop.c:340
#21 0x000000000051c2c7 in gdb_do_one_event () at event-loop.c:404
#22 0x000000000051c4e7 in start_event_loop () at event-loop.c:429
#23 0x0000000000515b73 in captured_command_loop (data=data@entry=0x0) at
main.c:322
#24 0x0000000000513225 in catch_errors (func=func@entry=0x515b60
<captured_command_loop>, func_args=func_args@entry=0x0,
errstring=errstring@entry=0x6c20cd "", mask=mask@entry=RETURN_MASK_ALL) at
exceptions.c:237
#25 0x0000000000516a76 in captured_main (data=data@entry=0x7fff5dee93c0) at
main.c:1142
#26 0x0000000000513225 in catch_errors (func=func@entry=0x516060
<captured_main>, func_args=func_args@entry=0x7fff5dee93c0,
errstring=errstring@entry=0x6c20cd "", mask=mask@entry=RETURN_MASK_ALL) at
exceptions.c:237
#27 0x0000000000516f1b in gdb_main (args=args@entry=0x7fff5dee93c0) at
main.c:1150
#28 0x0000000000407b65 in main (argc=<optimized out>, argv=<optimized out>) at
gdb.c:32

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