Title: Stack Protection Support
Description:
This test verifies that stack canaries operate as expected in the microkernel.
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Building and Running Project:
This microkernel project outputs to the console. It can be built and executed
on QEMU as follows:
make run
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Troubleshooting:
Problems caused by out-dated project information can be addressed by
issuing one of the following commands then rebuilding the project:
make clean # discard results of previous builds
# but keep existing configuration info
or
make pristine # discard results of previous builds
# and restore pre-defined configuration info
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Sample Output:
tc_start() - Test Stack Protection Canary
Starts main
Starts alternate_thread
alternate_thread: Input string is too long and stack overflowed!
***** Stack Check Fail! *****
Current thread ID = 0x00103180
Faulting segment:address = 0xdead:0xdeaddead
eax: 0xdeaddead, ebx: 0xdeaddead, ecx: 0xdeaddead, edx: 0xdeaddead
esi: 0xdeaddead, edi: 0xdeaddead, ebp: 0deaddead, esp: 0xdeaddead
eflags: 0xdeaddead
Fatal fault in thread 0x00103180! Aborting.
main: Stack ok
main: Stack ok
main: Stack ok
main: Stack ok
main: Stack ok
main: Stack ok
===================================================================
PASS - main.
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PROJECT EXECUTION SUCCESSFUL
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