[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 Eugene Grosbein changed: What|Removed |Added CC||eu...@freebsd.org --- Comment #2

[Bug 247647] vmxnet3(4): Page fault when opening netmap port (IFLIB/DMA)

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=247647 Kubilay Kocak changed: What|Removed |Added Keywords|needs-qa| Assignee|n...@freebsd.o

[Bug 247647] panic: page fault when opening netmap port (vmxnet3)

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=247647 --- Comment #12 from Zhenlei Huang --- (In reply to Vincenzo Maffione from comment #11) Thx :) -- You are receiving this mail because: You are the assignee for the bug. ___ freebsd-net@freebsd.o

Re: somewhat reproducable vimage panic

2020-07-23 Thread John-Mark Gurney
Kristof Provost wrote this message on Thu, Jul 23, 2020 at 11:02 +0200: > On 23 Jul 2020, at 11:00, Bjoern A. Zeeb wrote: > > On 23 Jul 2020, at 8:09, Kristof Provost wrote: > > > >> On 23 Jul 2020, at 9:19, Kristof Provost wrote: > >>> On 23 Jul 2020, at 0:15, John-Mark Gurney wrote: > So, it

[Bug 248213] TCP BBR - Two FINs with same seq number are seen in simultaneous close

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248213 Michael Tuexen changed: What|Removed |Added Assignee|n...@freebsd.org |tue...@freebsd.org -- You are r

[Bug 248213] TCP BBR - Two FINs with same seq number are seen in simultaneous close

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248213 Mark Linimon changed: What|Removed |Added Assignee|b...@freebsd.org|n...@freebsd.org -- You are receiv

Re: somewhat reproducable vimage panic

2020-07-23 Thread Bjoern A. Zeeb
On 23 Jul 2020, at 9:02, Kristof Provost wrote: On 23 Jul 2020, at 11:00, Bjoern A. Zeeb wrote: On 23 Jul 2020, at 8:09, Kristof Provost wrote: On 23 Jul 2020, at 9:19, Kristof Provost wrote: On 23 Jul 2020, at 0:15, John-Mark Gurney wrote: So, it's pretty easy to trigger, just attach a cou

[Bug 247647] panic: page fault when opening netmap port (vmxnet3)

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=247647 --- Comment #11 from Vincenzo Maffione --- Once a commit hits master, we wait for a settling period (e.g. 2 weeks) to give other developers and users the chance to hit possible regressions and problems. If nothing shows up, the commit can b

[Bug 248046] if_bridge(4): Panic when creating an interface: malloc(M_WAITOK) in epoch context

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248046 Mark Johnston changed: What|Removed |Added Flags|mfc-stable12? |mfc-stable12+ Assignee|n

[Bug 242406] mpd & 3G USB modem: Fatal trap 12: page fault while in kernel mode

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=242406 Mark Johnston changed: What|Removed |Added Assignee|n...@freebsd.org |ma...@freebsd.org -- You are rec

[Bug 242406] mpd & 3G USB modem: Fatal trap 12: page fault while in kernel mode

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=242406 Mark Johnston changed: What|Removed |Added Status|Open|In Progress --- Comment #13 from M

[Bug 242406] mpd & 3G USB modem: Fatal trap 12: page fault while in kernel mode

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=242406 --- Comment #12 from Mark Johnston --- (In reply to Michael Muenz from comment #11) Thanks. Do you happen to use VNET jails at all? If so it would be useful to know that ng_tty still works as expected if you pass the associated interface

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #20 from Gert Doering --- Just for the record: if I insert a "sleep(1)" in the tester.c between the open() call to /dev/tun0 and the ifconfig statement, *and* insert a "sleep 1" in pccard_ether between "`ifconfig -ul` and if [ "

Re: Abandoning ifnet work

2020-07-23 Thread Kyle Evans
On Thu, Jul 23, 2020 at 3:38 AM Hans Petter Selasky wrote: > > On 2020-07-23 05:45, Kyle Evans wrote: > > abandoning because the review process for this area is simply not > > Are you looking for this: > > https://reviews.freebsd.org/D24914 > No, not at all. The race I was reliably hitting is mor

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #19 from Gert Doering --- (In reply to Andrey V. Elsukov from comment #17) Thanks for the explanation. I wonder if there is an easy way to trace these scripts, to see when exactly something was ifconfig'ed? I've sprinkled the

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #18 from Eugene Grosbein --- This depends on devd(8) daemon being enabled/running or not running at the moment of creation of network interface. If devd is running (and modern FreeBSD tends to require this), it is notified by t

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #17 from Andrey V. Elsukov --- When you create tun/tap interface, the kernel generates LINK_UP event, then devd handles this event and invokes /etc/pccard_ether script, that uses routines from network.subr script. You may have s

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #16 from Gert Doering --- (In reply to Andrey V. Elsukov from comment #15) This is still missing the point. If having ipv6_activate_all_interfaces="YES" is a hard requirement now, the interface should *always* come up with IFD

Re: somewhat reproducable vimage panic

2020-07-23 Thread Marko Zec
On Thu, 23 Jul 2020 11:02:01 +0200 "Kristof Provost" wrote: > Yeah, agreed. I think hselasky has a better fix: > https://reviews.freebsd.org/D24914 Yup, that should be it. > > I just saw his e-mail in a different thread. > > Best regards, > Kristof > _

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #15 from Andrey V. Elsukov --- (In reply to Gert Doering from comment #14) Presence of this flag is under control of /etc/network.subr script. And this always worked via rc.conf. -- You are receiving this mail because: You ar

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #14 from Gert Doering --- (In reply to Andrey V. Elsukov from comment #12) rc.conf settings can not be the correct answer for spurious and timing-dependent differences in behaviour. Also, I can not control what our users will

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #13 from Gert Doering --- New test program coming, so please ignore this one. There is something else needed to make this trigger more often, like "packets in queue for this interface" or an actual reader on the tunfd. (OpenVP

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 Andrey V. Elsukov changed: What|Removed |Added CC||a...@freebsd.org --- Comment #

Re: somewhat reproducable vimage panic

2020-07-23 Thread Kristof Provost
On 23 Jul 2020, at 11:00, Bjoern A. Zeeb wrote: On 23 Jul 2020, at 8:09, Kristof Provost wrote: On 23 Jul 2020, at 9:19, Kristof Provost wrote: On 23 Jul 2020, at 0:15, John-Mark Gurney wrote: So, it's pretty easy to trigger, just attach a couple USB ethernet adapters, in my case, they were u

Re: somewhat reproducable vimage panic

2020-07-23 Thread Bjoern A. Zeeb
On 23 Jul 2020, at 8:09, Kristof Provost wrote: On 23 Jul 2020, at 9:19, Kristof Provost wrote: On 23 Jul 2020, at 0:15, John-Mark Gurney wrote: So, it's pretty easy to trigger, just attach a couple USB ethernet adapters, in my case, they were ure, but likely any two spare ethernet interface

Re: Abandoning ifnet work

2020-07-23 Thread Hans Petter Selasky
On 2020-07-23 05:45, Kyle Evans wrote: abandoning because the review process for this area is simply not Are you looking for this: https://reviews.freebsd.org/D24914 --HPS ___ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/li

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #11 from Gert Doering --- This is driving me totally insane. The first 4 times I ran the tester, it had IFDISABLED. The next like 50 times, nothing... not sure what else is need to trigger it - I ran a few openvpn instances i

Re: somewhat reproducable vimage panic

2020-07-23 Thread Kristof Provost
On 23 Jul 2020, at 9:19, Kristof Provost wrote: On 23 Jul 2020, at 0:15, John-Mark Gurney wrote: So, it's pretty easy to trigger, just attach a couple USB ethernet adapters, in my case, they were ure, but likely any two spare ethernet interfaces will work, and wire them back to back.. I’ve b

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #10 from Gert Doering --- Created attachment 216689 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=216689&action=edit test program to reproduce behaviour -- You are receiving this mail because: You are on the CC lis

[Bug 248172] if_tuntap(4): OpenVPN configuring tun/tap devices ends up with IFDISABLED interfaces

2020-07-23 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248172 --- Comment #9 from Gert Doering --- So. I have a nice test program now which can be run in a loop and then looked at later. As I said it's somewhat spurious on my system - sometimes it triggers 10 times in a row, then 20 times not at all

Re: somewhat reproducable vimage panic

2020-07-23 Thread Kristof Provost
On 23 Jul 2020, at 0:15, John-Mark Gurney wrote: > So, it's pretty easy to trigger, just attach a couple USB ethernet > adapters, in my case, they were ure, but likely any two spare ethernet > interfaces will work, and wire them back to back.. > I’ve been able to trigger it using epair as well: `s