From owner-freebsd-bugs@freebsd.org Fri Jul 24 19:44:02 2020 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 153D6371F8D for ; Fri, 24 Jul 2020 19:44:02 +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 4BD04x6mnDz4BPT for ; Fri, 24 Jul 2020 19:44:01 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id E6A0A37186F; Fri, 24 Jul 2020 19:44:01 +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 E55D0371F8C for ; Fri, 24 Jul 2020 19:44:01 +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 "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4BD04x5qSmz4BPS for ; Fri, 24 Jul 2020 19:44:01 +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 AB668FA5D for ; Fri, 24 Jul 2020 19:44:01 +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 06OJi17u089883 for ; Fri, 24 Jul 2020 19:44:01 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 06OJi1AM089882 for bugs@FreeBSD.org; Fri, 24 Jul 2020 19:44:01 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 248250] Witness Warning: 'Exclusive Sleep Mutex vtdev locked' warning on arm64 (RPi4b) Date: Fri, 24 Jul 2020 19:44:01 +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: gbe@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: 2.1.33 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 24 Jul 2020 19:44:02 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D248250 Bug ID: 248250 Summary: Witness Warning: 'Exclusive Sleep Mutex vtdev locked' warning on arm64 (RPi4b) Product: Base System Version: CURRENT Hardware: arm64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: gbe@FreeBSD.org While booting the RPi4b I get the following warning: uma_zalloc_debug: zone "kenv" with the following non-sleepable locks held: exclusive sleep mutex vtdev (vtdev) r =3D 0 (0xffff0000009b4280) locked @ /tank/nfs_public/tiny/src/sys/dev/vt/vt_core.c:2818 stack backtrace: #0 0xffff00000048f2d8 at witness_debugger+0x64 #1 0xffff0000004902e8 at witness_warn+0x3f0 #2 0xffff000000690620 at uma_zalloc_debug+0x2c #3 0xffff000000690088 at uma_zalloc_arg+0x2c #4 0xffff0000003d3498 at getenv_string_buffer+0x40 #5 0xffff0000003d3bb4 at getenv_quad+0x14 #6 0xffff0000003d3b84 at getenv_int+0x14 #7 0xffff0000002d40a4 at vt_fb_init+0xbc #8 0xffff0000002d8f50 at vt_replace_backend+0x10c #9 0xffff0000002d41dc at vt_fb_attach+0x14 #10 0xffff00000019de28 at fbd_register+0xec #11 0xffff00000045c850 at device_attach+0x400 #12 0xffff00000045c3b8 at device_probe_and_attach+0x7c #13 0xffff0000006eefa8 at bcm_fb_attach+0x280 #14 0xffff00000045c850 at device_attach+0x400 #15 0xffff00000045c3b8 at device_probe_and_attach+0x7c #16 0xffff00000045e59c at bus_generic_new_pass+0xf8 #17 0xffff00000045e54c at bus_generic_new_pass+0xa8 fb0: 1824x984(1824x984@0,0) 32bpp --=20 You are receiving this mail because: You are the assignee for the bug.=