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Remove register dump from arm64 el0 unknown exception

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An exception with an unknown reasion is the expected result of the
attempted execution of an instruction bit pattern that has no allocated
instruction.

Sponsored by:	The FreeBSD Foundation
This commit is contained in:
emaste 2015-08-18 10:07:03 +00:00
parent 66d56e8283
commit 24fa48b559
1 changed files with 2 additions and 4 deletions
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6
sys/arm64/arm64/trap.c
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@ -309,8 +309,8 @@ do_el1h_sync(struct trapframe *frame)
}
/*
* We get EXCP_UNKNOWN from QEMU when executing zeroed memory. For now turn
* this into a SIGILL.
* The attempted execution of an instruction bit pattern that has no allocated
* instruction resuls in an exception with an unknown reason.
*/
static void
el0_excp_unknown(struct trapframe *frame)
@ -320,8 +320,6 @@ el0_excp_unknown(struct trapframe *frame)
td = curthread;
far = READ_SPECIALREG(far_el1);
printf("el0 EXCP_UNKNOWN exception\n");
print_registers(frame);
call_trapsignal(td, SIGILL, ILL_ILLTRP, (void *)far);
userret(td, frame);
}