D59716.diff
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D59716.diff
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	diff --git a/sys/arm/arm/minidump_machdep.c b/sys/arm/arm/minidump_machdep.c
	--- a/sys/arm/arm/minidump_machdep.c
	+++ b/sys/arm/arm/minidump_machdep.c
	@@ -187,7 +187,7 @@

	/* Calculate dump size. */
	mbp = state->msgbufp;
	- dumpsize = ptesize;
	+ dumpsize = round_page(ptesize);
	dumpsize += round_page(mbp->msg_size);
	dumpsize += round_page(nitems(dump_avail) * sizeof(uint64_t));
	dumpsize += round_page(BITSET_SIZE(vm_page_dump_pages));
	@@ -269,7 +269,9 @@
	}
	}
	if (addr != dumpbuf) {
	- error = blk_write(di, dumpbuf, 0, addr - dumpbuf);
	+ /* The sparse page array starts at a page-aligned offset. */
	+ bzero(addr, dumpbuf + sizeof(dumpbuf) - addr);
	+ error = blk_write(di, dumpbuf, 0, sizeof(dumpbuf));
	if (error != 0)
	goto fail;
	}