From owner-freebsd-bugs@freebsd.org Sat Feb 27 09:13:25 2021 Return-Path: Delivered-To: freebsd-bugs@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 1D669560CDC for ; Sat, 27 Feb 2021 09:13:25 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 4Dngmj08TTz4d2J for ; Sat, 27 Feb 2021 09:13:25 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 0529556102C; Sat, 27 Feb 2021 09:13:25 +0000 (UTC) Delivered-To: bugs@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 04EAD56135B for ; Sat, 27 Feb 2021 09:13:25 +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 4Dngmh6bsHz4dL8 for ; Sat, 27 Feb 2021 09:13:24 +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 D5C911B3AD for ; Sat, 27 Feb 2021 09:13:24 +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 11R9DOhY081642 for ; Sat, 27 Feb 2021 09:13:24 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 11R9DO2o081641 for bugs@FreeBSD.org; Sat, 27 Feb 2021 09:13:24 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: bugs@FreeBSD.org Subject: [Bug 253888] exclusive sleep mutex vtnet0-rx0 (vtnet0-rx0) r = 0 (0xfffff800035d4780) locked Date: Sat, 27 Feb 2021 09:13:25 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: tsoome@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: 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-bugs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 27 Feb 2021 09:13:25 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D253888 Bug ID: 253888 Summary: exclusive sleep mutex vtnet0-rx0 (vtnet0-rx0) r =3D 0 (0xfffff800035d4780) locked Product: Base System Version: CURRENT Hardware: amd64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: tsoome@freebsd.org Invoking IPv6 network device address event may sleep with the following non-sleepable locks held: exclusive sleep mutex vtnet0-rx0 (vtnet0-rx0) r =3D 0 (0xfffff800035d4780) = locked @ /usr/src/sys/dev/virtio/network/if_vtnet.c:2180 stack backtrace: #0 0xffffffff80c7c851 at witness_debugger+0x71 #1 0xffffffff80c7d96d at witness_warn+0x40d #2 0xffffffff80e0d411 at in6_update_ifa+0xfc1 #3 0xffffffff80e3502a at nd6_ra_input+0x125a #4 0xffffffff80e07511 at icmp6_input+0x7f1 #5 0xffffffff80e20c9d at ip6_input+0xe7d #6 0xffffffff80d532b1 at netisr_dispatch_src+0xb1 #7 0xffffffff80d35d7e at ether_demux+0x17e #8 0xffffffff80d3740c at ether_nh_input+0x40c #9 0xffffffff80d532b1 at netisr_dispatch_src+0xb1 #10 0xffffffff80d36271 at ether_input+0xa1 #11 0xffffffff80a4a962 at vtnet_rxq_eof+0x892 #12 0xffffffff80a4a027 at vtnet_rx_vq_process+0x97 #13 0xffffffff80bcaa69 at ithread_loop+0x279 #14 0xffffffff80bc7520 at fork_exit+0x80 #15 0xffffffff810905ee at fork_trampoline+0xe lock order reversal: (sleepable after non-sleepable) 1st 0xfffff800035d4780 vtnet0-rx0 (vtnet0-rx0, sleep mutex) @ /usr/src/sys/dev/virtio/network/if_vtnet.c:2180 2nd 0xffffffff81fbc138 in6_multi_sx (in6_multi_sx, sx) @ /usr/src/sys/netinet6/in6_mcast.c:1184 lock order vtnet0-rx0 -> in6_multi_sx attempted at: #0 0xffffffff80c7c58c at witness_checkorder+0xdcc #1 0xffffffff80c177b7 at _sx_xlock+0x67 #2 0xffffffff80e15c41 at in6_joingroup+0x31 #3 0xffffffff80e0d7c7 at in6_update_ifa+0x1377 #4 0xffffffff80e3502a at nd6_ra_input+0x125a #5 0xffffffff80e07511 at icmp6_input+0x7f1 #6 0xffffffff80e20c9d at ip6_input+0xe7d #7 0xffffffff80d532b1 at netisr_dispatch_src+0xb1 #8 0xffffffff80d35d7e at ether_demux+0x17e #9 0xffffffff80d3740c at ether_nh_input+0x40c #10 0xffffffff80d532b1 at netisr_dispatch_src+0xb1 #11 0xffffffff80d36271 at ether_input+0xa1 #12 0xffffffff80a4a962 at vtnet_rxq_eof+0x892 #13 0xffffffff80a4a027 at vtnet_rx_vq_process+0x97 #14 0xffffffff80bcaa69 at ithread_loop+0x279 #15 0xffffffff80bc7520 at fork_exit+0x80 #16 0xffffffff810905ee at fork_trampoline+0xe Starting Network: lo0 vtnet0. --=20 You are receiving this mail because: You are the assignee for the bug.=