Date: Wed, 18 Mar 2015 00:06:44 +0200 From: Konstantin Belousov <kostikbel@gmail.com> To: Michael Fuckner <michael@fuckner.net> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, Ryan Stone <rysto32@gmail.com>, Steven Hartland <killing@multiplay.co.uk> Subject: Re: Server with 3TB Crashing at boot Message-ID: <20150317220644.GQ2379@kib.kiev.ua> In-Reply-To: <5507E525.4000209@fuckner.net> References: <20150316091758.GY2379@kib.kiev.ua> <5506ADA4.8020207@fuckner.net> <20150316103140.GA2379@kib.kiev.ua> <5506B23F.20400@fuckner.net> <20150316105301.GB2379@kib.kiev.ua> <5506E8D6.30703@fuckner.net> <20150316154022.GD2379@kib.kiev.ua> <55072195.40609@fuckner.net> <20150316185602.GJ2379@kib.kiev.ua> <5507E525.4000209@fuckner.net>
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On Tue, Mar 17, 2015 at 09:26:13AM +0100, Michael Fuckner wrote: > >> > >> At least I figured out how to remove the empty Lines (Ctrl-a, shift-A). > >> Don't run minicom inside a screen ;-) > > I do not quite understand why such programs as minicom are needed at all. > > Isn't tip (AKA cu) good enough ? > OK, I'll test cu+tee for logging. Basicially I like cu, but logging with > minicom is quite easy > > > > Please add the following patch to the kernel. > > > > diff --git a/sys/x86/iommu/intel_gas.c b/sys/x86/iommu/intel_gas.c > <snip> > it looks like this with the gas patch. > > > http://dedi3.fuckner.net/~molli123/temp/head-ixgbe-gas.txt So machine booted, right ? Do network and non-nvme HBAs function correctly ? > > but when I do nvmecontrol devlist, I get a panic again > http://dedi3.fuckner.net/~molli123/temp/nvme.log I committed the hardening of some assert that supposedly could catch the situation earlier. Also I committed the boundary fix. Please update the head to at least r280196. Since there were conflicting changes to ixgbe, below is the re-merged patch to fix NULL dereference. diff --git a/sys/dev/ixgbe/ix_txrx.c b/sys/dev/ixgbe/ix_txrx.c index b16301d..79a5f92 100644 --- a/sys/dev/ixgbe/ix_txrx.c +++ b/sys/dev/ixgbe/ix_txrx.c @@ -1040,7 +1040,6 @@ ixgbe_txeof(struct tx_ring *txr) buf->map); m_freem(buf->m_head); buf->m_head = NULL; - buf->map = NULL; } buf->eop = NULL; ++txr->tx_avail; @@ -1066,7 +1065,6 @@ ixgbe_txeof(struct tx_ring *txr) buf->map); m_freem(buf->m_head); buf->m_head = NULL; - buf->map = NULL; } ++txr->tx_avail; buf->eop = NULL; @@ -1386,8 +1384,7 @@ ixgbe_allocate_receive_buffers(struct rx_ring *rxr) for (i = 0; i < rxr->num_desc; i++, rxbuf++) { rxbuf = &rxr->rx_buffers[i]; - error = bus_dmamap_create(rxr->ptag, - BUS_DMA_NOWAIT, &rxbuf->pmap); + error = bus_dmamap_create(rxr->ptag, 0, &rxbuf->pmap); if (error) { device_printf(dev, "Unable to create RX dma map\n"); goto fail;
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