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[aspnetcore5] Microsoft.AspNetCore.ResponseCompression.Tests fails with SIGSEGV #1199

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vtikoo opened this issue Feb 9, 2022 · 0 comments
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area/kernel Area: Kernel severity/moderate Severity: Moderate status/triaged Status: Triaged

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@vtikoo
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vtikoo commented Feb 9, 2022

Seeing a SIGSEGV failure where the rip is outside the enclave range.
The error seems to happen in libz.so's deflateResetKeep function.

(lldb) bt
* thread #10, name = 'myst', stop reason = signal SIGSEGV: invalid address (fault address: 0x2000)
frame #0: 0x0000000000002030
* frame #1: 0x0000000201df612a libz.so.1`deflateResetKeep + 298
frame #2: 0x0000000201df6153 libz.so.1`deflateReset + 19
frame #3: 0x0000000201b14781 libSystem.IO.Compression.Native.so`CompressionNative_DeflateInit2_ + 129

disas of the frame #1 - 0x201df6125 <+293>: callq 0x201df4290 ; crc32
-> 0x201df612a <+298>: jmp 0x201df60d4 ; <+212>
0x201df612c <+300>: nopl (%rax)
0x201df6130 <+304>: movl $0xfffffffe, %eax ; imm = 0xFFFFFFFE
0x201df6135 <+309>: retq
@vtikoo vtikoo self-assigned this Feb 9, 2022
@paulcallen paulcallen added area/kernel Area: Kernel severity/moderate Severity: Moderate status/triaged Status: Triaged labels Feb 14, 2022
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Labels
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