Date: Tue, 3 Oct 2017 07:53:49 -0600 From: The Doctor <doctor@doctor.nl2k.ab.ca> To: Dave <freebsd01@dgmm.net> Cc: freebsd-questions@freebsd.org Subject: Re: Weird turnoff Message-ID: <20171003135349.GA44244@doctor.nl2k.ab.ca> In-Reply-To: <3436516.Imx8Qt7z0Q@amd.asgard.uk> References: <20171001232531.GA18260@doctor.nl2k.ab.ca> <20171002002506.GA42212@doctor.nl2k.ab.ca> <20171002100626.206b3bdf@Papi.lobos> <3436516.Imx8Qt7z0Q@amd.asgard.uk>
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On Tue, Oct 03, 2017 at 11:38:17AM +0100, Dave wrote: > On Monday 02 October 2017 10:06:26 Mario Lobo wrote: > > On Sun, 1 Oct 2017 18:25:06 -0600 > > The Doctor <doctor@doctor.nl2k.ab.ca> wrote: > > > > > On Mon, Oct 02, 2017 at 02:11:40AM +0200, Polytropon wrote: > > > > On Sun, 1 Oct 2017 17:25:31 -0600, The Doctor wrote: > > > > > Could be an attack. > > > > > > > > > > All right. > > > > > > > > > > As of this morning (3 p.m. UTC) my seconday FreeBSD 11.1 server > > > > > has been going intreface down then up and then unable to route. > > > > > > > > > > Rebooted this system 2 times today. > > > > > > > > > > > > > > > What should I bee looking for? > > > > > > > > Primarily the system's log files in /var/log: messages, auth.log, > > > > security. Also check the output of the periodic scripts (mailed > > > > to root or another user), do they contain hints to something that > > > > looks suspicious (SUID changes, system file modifications, etc.)? > > > > > > > > > > exactly what I am looking for > > > > > > I am going to have to do a transcribe as I am opreating from the > > > potential victim and ssh'ing to this terminal > > > > > > or ftp the information over > > > > > > > > > Oct 1 16:56:46 gallifrey kernel: igb0: link state changed to DOWN > > > Oct 1 17:00:10 gallifrey kernel: igb0: link state changed to UP > > > Oct 1 17:17:32 gallifrey kernel: igb0: <Intel(R) PRO/1000 Network > > > Connection, Version - 2.5.3-k> port 0x6020-0x603f mem > > > 0xc7120000-0xc713ffff,0xc7144000-0xc7147fff irq 26 at device 0.0 > > > numa-domain 0 on pci3 Oct 1 17:17:32 gallifrey kernel: igb0: Using > > > MSIX interrupts with 9 vectors Oct 1 17:17:32 gallifrey kernel: > > > igb0: Ethernet address: 0c:c4:7a:ac:51:20 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 0 to cpu 0 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 1 to cpu 1 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 2 to cpu 2 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 3 to cpu 3 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 4 to cpu 4 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 5 to cpu 5 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 6 to cpu 6 Oct 1 17:17:32 gallifrey > > > kernel: igb0: Bound queue 7 to cpu 7 Oct 1 17:17:32 gallifrey > > > kernel: igb0: netmap queues/slots: TX 8/1024, RX 8/1024 Oct 1 > > > 17:17:32 gallifrey kernel: igb1: <Intel(R) PRO/1000 Network > > > Connection, Version - 2.5.3-k> port 0x6000-0x601f mem > > > 0xc7100000-0xc711ffff,0xc7140000-0xc7143fff irq 28 at device 0.1 > > > numa-domain 0 on pci3 Oct 1 17:17:32 gallifrey kernel: igb1: Using > > > MSIX interrupts with 9 vectors Oct 1 17:17:32 gallifrey kernel: > > > igb1: Ethernet address: 0c:c4:7a:ac:51:21 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 0 to cpu 8 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 1 to cpu 9 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 2 to cpu 10 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 3 to cpu 11 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 4 to cpu 0 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 5 to cpu 1 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 6 to cpu 2 Oct 1 17:17:32 gallifrey > > > kernel: igb1: Bound queue 7 to cpu 3 Oct 1 17:17:32 gallifrey > > > kernel: igb1: netmap queues/slots: TX 8/1024, RX 8/1024 Oct 1 > > > 17:17:32 gallifrey kernel: igb0: link state changed to UP Oct 1 > > > 17:17:32 gallifrey kernel: igb1: link state changed to UP Oct 1 > > > 17:17:46 gallifrey kernel: igb1: link state changed to DOWN Oct 1 > > > 17:17:53 gallifrey kernel: igb1: link state changed to UP Oct 1 > > > 17:19:06 gallifrey kernel: igb0: promiscuous mode enabled Oct 1 > > > 17:40:09 gallifrey kernel: igb0: <Intel(R) PRO/1000 Network > > > Connection, Version - 2.5.3-k> port 0x6020-0x603f mem > > > 0xc7120000-0xc713ffff,0xc7144000-0xc7147fff irq 26 at device 0.0 > > > numa-domain 0 on pci3 Oct 1 17:40:09 gallifrey kernel: igb0: Using > > > MSIX interrupts with 9 vectors Oct 1 17:40:09 gallifrey kernel: > > > igb0: Ethernet address: 0c:c4:7a:ac:51:20 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 0 to cpu 0 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 1 to cpu 1 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 2 to cpu 2 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 3 to cpu 3 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 4 to cpu 4 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 5 to cpu 5 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 6 to cpu 6 Oct 1 17:40:09 gallifrey > > > kernel: igb0: Bound queue 7 to cpu 7 Oct 1 17:40:09 gallifrey > > > kernel: igb0: netmap queues/slots: TX 8/1024, RX 8/1024 Oct 1 > > > 17:40:09 gallifrey kernel: igb1: <Intel(R) PRO/1000 Network > > > Connection, Version - 2.5.3-k> port 0x6000-0x601f mem > > > 0xc7100000-0xc711ffff,0xc7140000-0xc7143fff irq 28 at device 0.1 > > > numa-domain 0 on pci3 Oct 1 17:40:09 gallifrey kernel: igb1: Using > > > MSIX interrupts with 9 vectors Oct 1 17:40:09 gallifrey kernel: > > > igb1: Ethernet address: 0c:c4:7a:ac:51:21 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 0 to cpu 8 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 1 to cpu 9 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 2 to cpu 10 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 3 to cpu 11 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 4 to cpu 0 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 5 to cpu 1 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 6 to cpu 2 Oct 1 17:40:09 gallifrey > > > kernel: igb1: Bound queue 7 to cpu 3 Oct 1 17:40:09 gallifrey > > > kernel: igb1: netmap queues/slots: TX 8/1024, RX 8/1024 Oct 1 > > > 17:40:09 gallifrey kernel: igb0: link state changed to UP Oct 1 > > > 17:40:09 gallifrey kernel: igb1: link state changed to UP Oct 1 > > > 17:41:25 gallifrey kernel: igb0: promiscuous mode enabled Oct 1 > > > 09:02:49 gallifrey kernel: igb0: link state changed to DOWN Oct 1 > > > 09:06:13 gallifrey kernel: igb0: link state changed to UP Oct 1 > > > 12:04:48 gallifrey kernel: igb0: <Intel(R) PRO/1000 Network > > > Connection, Version - 2.5.3-k> port 0x6020-0x603f mem > > > 0xc7120000-0xc713ffff,0xc7144000-0xc7147fff irq 26 at device 0.0 > > > numa-domain 0 on pci3 Oct 1 12:04:48 gallifrey kernel: igb0: Using > > > MSIX interrupts with 9 vectors Oct 1 12:04:48 gallifrey kernel: > > > igb0: Ethernet address: 0c:c4:7a:ac:51:20 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 0 to cpu 0 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 1 to cpu 1 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 2 to cpu 2 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 3 to cpu 3 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 4 to cpu 4 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 5 to cpu 5 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 6 to cpu 6 Oct 1 12:04:48 gallifrey > > > kernel: igb0: Bound queue 7 to cpu 7 Oct 1 12:04:48 gallifrey > > > kernel: igb0: netmap queues/slots: TX 8/1024, RX 8/1024 Oct 1 > > > 12:04:48 gallifrey kernel: igb1: <Intel(R) PRO/1000 Network > > > Connection, Version - 2.5.3-k> port 0x6000-0x601f mem > > > 0xc7100000-0xc711ffff,0xc7140000-0xc7143fff irq 28 at device 0.1 > > > numa-domain 0 on pci3 Oct 1 12:04:48 gallifrey kernel: igb1: Using > > > MSIX interrupts with 9 vectors Oct 1 12:04:48 gallifrey kernel: > > > igb1: Ethernet address: 0c:c4:7a:ac:51:21 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 0 to cpu 8 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 1 to cpu 9 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 2 to cpu 10 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 3 to cpu 11 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 4 to cpu 0 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 5 to cpu 1 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 6 to cpu 2 Oct 1 12:04:48 gallifrey > > > kernel: igb1: Bound queue 7 to cpu 3 Oct 1 12:04:48 gallifrey > > > kernel: igb1: netmap queues/slots: TX 8/1024, RX 8/1024 Oct 1 > > > 12:04:48 gallifrey kernel: igb0: link state changed to UP Oct 1 > > > 12:16:01 gallifrey kernel: igb0: link state changed to DOWN Oct 1 > > > 12:19:26 gallifrey kernel: igb0: link state changed to UP > > > > > > Nothing in the auth.log that I can see as an issue. > > > > > > Also, how do I turn routing / ifconfig back on? > > > > > > Rebooting is not that fun > > > > > > > > > > > > > > > > > > I once had this problem on a server. It wasn't an Intel nic but it was > > constantly going up and down by itself, and the system lost its > > connectivity. > > > > I replaced the nic and the problem went away. > > > As a field service tech, I've also seen this many times. > > Other things to try, in case it is actual reboots and not just NIC going > up and down, is a full fsck in single user mode, check SMART logs, > do a RAM test. run full disk diagnostics, eg manufacturers tests. > > Any inconsistencies may be the cause of spurious reboots while > not being serious enough to kill the system. > Think to problem was just inadvertantly touching the cat7 shielded cable. Ad the NIC is built onboard tothe MB. > _______________________________________________ > freebsd-questions@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" -- Member - Liberal International This is doctor@@nl2k.ab.ca Ici doctor@@nl2k.ab.ca Yahweh, Queen & country!Never Satan President Republic!Beware AntiChrist rising! https://www.empire.kred/ROOTNK?t=94a1f39b Look at Psalms 14 and 53 on Atheism Talk Sense to a fool and he calls you foolish - Euripides
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