From nobody Tue Oct 26 16:23:31 2021 X-Original-To: net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id A55DE1825A30 for ; Tue, 26 Oct 2021 16:23:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Hdxvl49gWz3CSB for ; Tue, 26 Oct 2021 16:23:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 6F5ED1FA7F for ; Tue, 26 Oct 2021 16:23:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 19QGNVHi045202 for ; Tue, 26 Oct 2021 16:23:31 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 19QGNVjp045201 for net@FreeBSD.org; Tue, 26 Oct 2021 16:23:31 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 259458] iflib_rxeof NULL pointer crash with vmxnet3 driver Date: Tue, 26 Oct 2021 16:23:31 +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: 12.2-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: avg@FreeBSD.org 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-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D259458 --- Comment #11 from Andriy Gapon --- Also, got a different crash but quite possibly related: <6>vmx0: link state changed to UP Fatal trap 12: page fault while in kernel mode cpuid =3D 0; apic id =3D 00 fault virtual address =3D 0x1ea09e000 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff80a5dd07 stack pointer =3D 0x0:0xfffffe00c85cb930 frame pointer =3D 0x0:0xfffffe00c85cb960 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 0 (if_io_tqg_0) trap number =3D 12 panic: page fault cpuid =3D 0 time =3D 1635193519 KDB: stack backtrace: stack1 db_trace_self_wrapper+0x2b vpanic+0x182 panic+0x43 trap_fatal+0x391 trap_pfault+0x4f trap+0x286 calltrap+0x8 stack2 bounce_bus_dmamap_sync+0x17 iflib_fl_refill+0x31b _task_fn_rx+0x84b gtaskqueue_run_locked+0xed gtaskqueue_thread_loop+0x7e fork_exit+0x6d fork_trampoline+0xe KDB: enter: panic --=20 You are receiving this mail because: You are the assignee for the bug.=