From owner-freebsd-virtualization@freebsd.org Wed Apr 7 07:36:34 2021 Return-Path: Delivered-To: freebsd-virtualization@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E4F895CDE3A for ; Wed, 7 Apr 2021 07:36:34 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 4FFbmy5qyqz4ZpZ for ; Wed, 7 Apr 2021 07:36:34 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id C81D65CDE39; Wed, 7 Apr 2021 07:36:34 +0000 (UTC) Delivered-To: virtualization@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C7DDF5CDE38 for ; Wed, 7 Apr 2021 07:36:34 +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 4FFbmy5Cnhz4b3V for ; Wed, 7 Apr 2021 07:36:34 +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 A61651B5C5 for ; Wed, 7 Apr 2021 07:36:34 +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 1377aYSG085082 for ; Wed, 7 Apr 2021 07:36:34 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 1377aYce085081 for virtualization@FreeBSD.org; Wed, 7 Apr 2021 07:36:34 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: virtualization@FreeBSD.org Subject: [Bug 254695] Hyper-V: Kernel Panic: Assertion in_epoch(net_epoch_preempt) failed at netinet/tcp_lro.c:915 Date: Wed, 07 Apr 2021 07:36:35 +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: CURRENT X-Bugzilla-Keywords: panic X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: gbe@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: virtualization@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 MIME-Version: 1.0 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 07 Apr 2021 07:36:35 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D254695 --- Comment #5 from Gordon Bergling --- Backtrace #0 __curthread () at /boiler/nfs/src/sys/amd64/include/pcpu_aux.h:55 #1 doadump (textdump=3Dtextdump@entry=3D1) at /boiler/nfs/src/sys/kern/kern_shutdown.c:399 #2 0xffffffff80c132f0 in kern_reboot (howto=3D260) at /boiler/nfs/src/sys/kern/kern_shutdown.c:486 #3 0xffffffff80c13750 in vpanic (fmt=3D, ap=3D) at /boiler/nfs/src/sys/kern/kern_shutdown.c:919 #4 0xffffffff80c134a3 in panic (fmt=3D) at /boiler/nfs/src/sys/kern/kern_shutdown.c:843 #5 0xffffffff80ded83f in tcp_lro_lookup (lc=3D0xfffffe0057299ad0, le=3D0xfffffe00573a3b48) at /boiler/nfs/src/sys/netinet/tcp_lro.c:915 #6 0xffffffff80dee79a in tcp_lro_rx2 (lc=3D, lc@entry=3D0xfffffe0057299ad0, m=3D, m@entry=3D0xfffff80003956d00, csum=3D, csum@entry=3D0, use_hash=3D, use_hash@entry=3D1) at /boiler/nfs/src/sys/netinet/tcp_lro.c:1946 #7 0xffffffff80def51f in tcp_lro_rx (lc=3D, lc@entry=3D0xfffffe0057299ad0, m=3D, m@entry=3D0xfffff80003956d00, csum=3D, csum@entry=3D0) at /boiler/nfs/src/sys/netinet/tcp_lro.c:2060 #8 0xffffffff8103822b in hn_lro_rx (lc=3D0xfffffe0057299ad0, m=3D0xfffff80003956d00) at /boiler/nfs/src/sys/dev/hyperv/netvsc/if_hn.c:3421 #9 hn_rxpkt (rxr=3D0xfffffe0057298000) at /boiler/nfs/src/sys/dev/hyperv/netvsc/if_hn.c:3722 #10 hn_rndis_rx_data (rxr=3D, data=3D, dlen=3D) at /boiler/nfs/src/sys/dev/hyperv/netvsc/if_hn.c:7392 #11 hn_rndis_rxpkt (rxr=3D, data=3D, dlen=3D<= optimized out>) at /boiler/nfs/src/sys/dev/hyperv/netvsc/if_hn.c:7413 #12 hn_nvs_handle_rxbuf (rxr=3D, chan=3D0xfffff800039f7400, pkthdr=3D) at /boiler/nfs/src/sys/dev/hyperv/netvsc/if_hn.c:7512 #13 hn_chan_callback (chan=3Dchan@entry=3D0xfffff800039f7400, xrxr=3D, xrxr@entry=3D0xfffffe0057298000) at /boiler/nfs/src/sys/dev/hyperv/netvsc/if_hn.c:7604 #14 0xffffffff810454df in vmbus_chan_task (xchan=3D0xfffff800039f7400, pending=3D) at /boiler/nfs/src/sys/dev/hyperv/vmbus/vmbus_chan.c:1381 #15 0xffffffff80c752fa in taskqueue_run_locked (queue=3Dqueue@entry=3D0xfffff800038b9300) at /boiler/nfs/src/sys/kern/subr_taskqueue.c:476 #16 0xffffffff80c76384 in taskqueue_thread_loop (arg=3Darg@entry=3D0xfffffe000428f090) at /boiler/nfs/src/sys/kern/subr_taskqueue.c:793 #17 0xffffffff80bcd540 in fork_exit (callout=3D0xffffffff80c762f0 , arg=3D0xfffffe000428f090, frame=3D0xfffffe0051761c00) at /boiler/nfs/src/sys/kern/kern_fork.c:1077 #18 --=20 You are receiving this mail because: You are the assignee for the bug.=