From owner-freebsd-bugs@freebsd.org Sun Nov 15 11:54:15 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 3178B2E5D34 for ; Sun, 15 Nov 2020 11:54:15 +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 4CYrGH0lJvz3mBQ for ; Sun, 15 Nov 2020 11:54:15 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 17C742E5D33; Sun, 15 Nov 2020 11:54:15 +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 1786A2E5A40 for ; Sun, 15 Nov 2020 11:54:15 +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 4CYrGH02VJz3mKW for ; Sun, 15 Nov 2020 11:54:15 +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 E87891B564 for ; Sun, 15 Nov 2020 11:54:14 +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 0AFBsEvL076767 for ; Sun, 15 Nov 2020 11:54:14 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 0AFBsEUT076766 for bugs@FreeBSD.org; Sun, 15 Nov 2020 11:54:14 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 251154] mlx4en sometimes panics on ACPI S3 suspend/resume Date: Sun, 15 Nov 2020 11:54:15 +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 Only Me X-Bugzilla-Who: greg@unrelenting.technology 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: Sun, 15 Nov 2020 11:54:15 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D251154 Bug ID: 251154 Summary: mlx4en sometimes panics on ACPI S3 suspend/resume Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: greg@unrelenting.technology mlx4 doesn't currently have proper suspend/resume support, but it often com= es back with a successful reset after resume. But sometimes failures happen, e.g. when it tries to reset right before the actual suspend happens, and reset fails: [328] mlx4_core0: PCI device did not come back after reset, aborting [328] mlx4_core0: Fail to reset HCA [328] panic: BUG ON err !=3D 0 failed at [..]/sys/dev/mlx4/mlx4_core/mlx4_catas.c:187 [328] cpuid =3D 12 [328] time =3D 1605438800 [328] KDB: stack backtrace: [328] db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00e97a6810 [328] vpanic() at vpanic+0x182/frame 0xfffffe00e97a6860 [328] panic() at panic+0x43/frame 0xfffffe00e97a68c0 [328] mlx4_enter_error_state() at mlx4_enter_error_state+0x482/frame 0xfffffe00e97a6900 [328] __mlx4_cmd() at __mlx4_cmd+0x60e/frame 0xfffffe00e97a6980 [328] mlx4_en_DUMP_ETH_STATS() at mlx4_en_DUMP_ETH_STATS+0x7d/frame 0xfffffe00e97a6a40 [328] mlx4_en_do_get_stats() at mlx4_en_do_get_stats+0x8f/frame 0xfffffe00e97a6aa0 [328] linux_work_fn() at linux_work_fn+0xe1/frame 0xfffffe00e97a6b00 [328] taskqueue_run_locked() at taskqueue_run_locked+0x181/frame 0xfffffe00e97a6b80 [328] taskqueue_thread_loop() at taskqueue_thread_loop+0xac/frame 0xfffffe00e97a6bb0 [328] fork_exit() at fork_exit+0x7d/frame 0xfffffe00e97a6bf0 [328] fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00e97a6bf0 --=20 You are receiving this mail because: You are the assignee for the bug.=