Date: Tue, 21 Jun 2022 06:20:18 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 264257] [tcp] Panic: Fatal trap 12: page fault while in kernel mode (if_io_tqg_4) - m_copydata ... at /usr/src/sys/kern/uipc_mbuf.c:659 Message-ID: <bug-264257-7501-Y9XAttXPZJ@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-264257-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-264257-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D264257 --- Comment #69 from Richard Scheffenegger <rscheff@freebsd.org> --- Are you using net.inet.tcp.rfc6675_pipe=3D1? While we are investigating the= root cause for snd_max to grow beyond what it is supposed to ever grow to, in the meantime disabling sack rescue retransmissions should prevent these panics. (Note: even though we have one core with the (effectively) full packet trac= e, the misbehavior could not yet be reproduced properly. --=20 You are receiving this mail because: You are the assignee for the bug. You are on the CC list for the bug.=
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