Date: Fri, 23 Jan 2026 23:47:18 +0000 From: Alastair Hogge <agh@riseup.net> To: Gleb Smirnoff <glebius@freebsd.org> Cc: "Dan Mahoney (ports)" <freebsd@gushi.org>, FreeBSD User <freebsd@walstatt-de.de>, Ronald Klop <ronald-lists@klop.ws>, FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: CURRENT: kernel panic in IPFW while stopping jails Message-ID: <444517b14f72570b20b600a31977949f@riseup.net> In-Reply-To: <aWsMGQVv-FbnFRON@cell.glebi.us> References: <aVQFvirQiq9_2ZgB@cell.glebi.us> <6ed6434fce515fb9dab694bb649da95b@riseup.net> <aVVkyDb-EvIA6kig@cell.glebi.us> <A81BE148-9622-461F-9D37-5B1CC62C90B7@gushi.org> <39862682-0F6D-4563-A9CE-276CF61556B8@gushi.org> <aWsMGQVv-FbnFRON@cell.glebi.us>
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On 2026-01-17 12:12, Gleb Smirnoff wrote: > Hi, Hello Gleb, > I have pushed all necessary changes to main, that properly address the panic > with auto-numbered rules with the "log" keyword, that was introduced in the > late December. Very sorry that it took so long! Sync'd, updated, and restored ipfw config. No problems here. Thanks for your efforts. > On Fri, Jan 02, 2026 at 12:57:52PM -0600, Dan Mahoney (ports) wrote: > D> Glebius > D> > D> Confirmed, this now fixes the issue (which apparently involves auto-numbered rules and the "log" keyword). > D> > D> At some point, I'll make sure I have the process down to capture a core dump more easily for you. Welcome to the fun of tracking MAIN :) > D> > D> Thanks for all your quick work. Please do let me know then this change makes it into git. > D> > D> -Dan > D> > D> > On Jan 1, 2026, at 7:57 PM, Dan Mahoney (ports) <freebsd@gushi.org> wrote: > D> > > D> > Building now. Sorry for delay, I've been doing a long cross-country drive. > D> > > D> > -Dan > D> > > D> >> On Dec 31, 2025, at 12:00 PM, Gleb Smirnoff <glebius@freebsd.org> wrote: > D> >> > D> >> On Wed, Dec 31, 2025 at 03:06:38AM +0000, Alastair Hogge wrote: > D> >> A> > I have found the problem, thanks to Alastair for a core file. > D> >> A> > > D> >> A> > The problem affects rules with automatic rule numbers and logging. > D> >> A> > > D> >> A> > The attached patch should fix the problem, but it is not a final version. > D> >> A> > D> >> A> Is there a special patch incantation I should be aware of? I have tried > D> >> A> the patch against both 8e951583936980909d34a6104ace781541fb62b1[1], and > D> >> A> 4fecc8e3fe9408621429777b1028c9afb83c3925[2], and observed the following: > D> >> ... > D> >> A> 3 out of 3 hunks failed while patching sys/netpfil/ipfw/ip_fw_sockopt.c > D> >> > D> >> The only explanation I have is that your email agent has mangled the patch. > D> >> > D> >> A> > Dan & Alastair, if any of you can confirm that the patch heals your setup - I > D> >> A> > will appreciate. > D> >> A> > D> >> A> I manually patched in your work, and was able to boot a sync'd > D> >> A> -CURRENT[2], with logging counters re-enabled, there has been no panics > D> >> A> for ~20 minutes now. > D> >> > D> >> Great! The patch as is isn't final. I will find out something better after > D> >> the holidays. > D> >> > D> >> -- > D> >> Gleb Smirnoff > D> > > D> > > D>home | help
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