Hi,
Here comes more helpful ServeRAID related warnings:
Bad malloc flags: 0 Stack backtrace: malloc() of "16" with the following non-sleepable locks held: exclusive sleep mutex g_xdown r = 0 (0xe1f31cbc) locked @ /usr/src/sys/geom/geom_io.c:355 Bad uma_zalloc flags: 0 Stack backtrace: malloc() of "16" with the following non-sleepable locks held: exclusive sleep mutex g_xdown r = 0 (0xe1f31cbc) locked @ /usr/src/sys/geom/geom_io.c:355 malloc() of "16" with the following non-sleepable locks held: exclusive sleep mutex g_xdown r = 0 (0xe1f31cbc) locked @ /usr/src/sys/geom/geom_io.c:355 malloc() of "16" with the following non-sleepable locks held: exclusive sleep mutex g_xdown r = 0 (0xe1f31cbc) locked @ /usr/src/sys/geom/geom_io.c:355 ( ... repeats ... )
The ServeRAID adaptor is # grep ips /var/run/dmesg.boot ips0: <IBM ServeRAID Adapter> mem 0xf0000000-0xf3ffffff irq 24 at device 1.0 on pci4 ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode ips0: adapter type: ServeRAID 5i II (sarasota) ips0: logical drives: 1 ips0: Logical Drive 0: RAID5 sectors: 142192640, state OK ipsd0: <Logical Drive> on ips0 GEOM: create disk ipsd0 dp=0xc6bc1010 ipsd0: Logical Drive (69430MB)
To be more specific, it's FreeBSD 5.2-BETA with hint.acpi.0.disabled=1, running on IBM x225. Everything is ok, except the ServeRAID warns :)
The patch below will silence this warning. However, the real solution is a lot more complicated and will have to wait for after 5.2.
Scott
--- ips_commands.c 27 Nov 2003 08:37:36 -0000 1.7 +++ ips_commands.c 3 Dec 2003 17:26:28 -0000 @@ -165,7 +165,7 @@
void ips_start_io_request(ips_softc_t *sc, struct bio *iobuf)
{
- if(ips_get_free_cmd(sc, ips_send_io_request, iobuf, 0)){
+ if(ips_get_free_cmd(sc, ips_send_io_request, iobuf, IPS_NOWAIT_FLAG)){
device_printf(sc->dev, "no mem for command slots!\n");
iobuf->bio_flags |= BIO_ERROR;
iobuf->bio_error = ENOMEM;
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