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Wed, 29 Oct 2025 23:20:40 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 59TNKeet095831 for net@FreeBSD.org; Wed, 29 Oct 2025 23:20:40 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 284606] Kernel Panic with ipfw Date: Wed, 29 Oct 2025 23:20:40 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 13.5-RELEASE X-Bugzilla-Keywords: crash X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: vova@fbsd.ru X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D284606 --- Comment #14 from vova@fbsd.ru --- Looking at my panic above: looks like fr 5 was in stack was broken=20 backtrace shows: #5 0xffffffff834e666a in ipfwlog_clone_create (ifc=3D, unit= =3D0, params=3D) at /usr/src/sys/netpfil/ipfw/ip_fw_bpf.c:134 in fact, it should be=20 ipfw_check_packet and according to panic - it was ipfw_check_packet() at https://github.com/freebsd/freebsd-src/blob/087fc6ae0a8c/sys/netpfil/ipfw/i= p_fw_pfil.c#L153 but in dump - this frame was overriten with bad data somehow --=20 You are receiving this mail because: You are the assignee for the bug.=