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Fixes after porting sandsifter to FreeBSD #53

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Fixes after porting sandsifter to FreeBSD #53

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1d3c0a0
FreeBSD fixes:
Sep 30, 2017
afcba0b
Production fixes:
Sep 30, 2017
eda8162
Show errno when MAP_FAILED happens
Sep 30, 2017
3e31346
Blacklist INT 0x92 and INT 0x93 on FreeBSD, they trigger SIGSYS
Oct 2, 2017
54bec5e
Use /compat/linux/proc/cpuinfo on FreeBSD, assuming linprocfs is moun…
Oct 2, 2017
862f9c1
Merge remote-tracking branch 'upstream/master'
Apr 11, 2018
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Blacklist INT 0x92 and INT 0x93 on FreeBSD, they trigger SIGSYS
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Rene Ladan committed Oct 2, 2017
commit 3e313468ab70685be06bef24019864508a807d86
6 changes: 6 additions & 0 deletions injector.c
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Original file line number Diff line number Diff line change
Expand Up @@ -306,6 +306,12 @@ ignore_op_t opcode_blacklist[MAX_BLACKLIST]={
{ "\xcd\x80", "int 0x80" },
/* as will syscall */
{ "\x0f\x05", "syscall" },
#ifdef __FreeBSD__
/* int 92 on FreeBSD triggers DTrace, which will trigger SIGSYS */
{ "\xcd\x92", "int 0x92" },
/* int 93 on FreeBSD is used by Xen */
{ "\xcd\x93", "int 0x93" },
#endif
/* ud2 is an undefined opcode, and messes up a length differential search
* b/c of the fault it throws */
{ "\x0f\xb9", "ud2" },
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