From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3094EC433F5 for ; Sat, 1 Jan 2022 14:36:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E4B4D897DC; Sat, 1 Jan 2022 14:35:59 +0000 (UTC) Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id E6465897DC for ; Sat, 1 Jan 2022 14:35:57 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 21BBA60A26 for ; Sat, 1 Jan 2022 14:35:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 62F7FC36AEC for ; Sat, 1 Jan 2022 14:35:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1641047756; bh=Fd5tAIyJZ2EmgII1a9A8Xa2aV/9ULH+rUNIQhUxbEBk=; h=From:To:Subject:Date:From; b=AFPKbk06Zcy+rmWlV4QTjvdcfutUTHiwht9sdy60XA6zReZeJJ/6yrUBGHcI5Fma5 TtQLYcDKgDuMDixC9crvmfQYnpKWn7ieyCVaICXI2QP8myV9BXmB0kLl22fV8VH06N UlYfBMTB/1G7n/AURlo6ot2IcNJM1LcEzapdcgGJrt30HRUDvkygaGvNJyLpCReZM+ SeM5akuMn7zKZyfy058nhZTwPLe/KmpOMetxSgy1Lh5Y424xCtMQF5ij89EUN1Quap dKkRxIB5y+c19VKPjCbLfITbzFxnXeNxBLGZ7pSVh/RuR+7dc1BvN/1M3IWYNt5wEL nI0mnqwXQ+1hg== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 3F929C05FCD; Sat, 1 Jan 2022 14:35:56 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org To: dri-devel@lists.freedesktop.org Subject: [Bug 215443] New: [radeon] BUG: Unable to handle kernel data access on read at 0xc007ffffffff9130, Oops: Kernel access of bad area, sig: 11 [#1] Date: Sat, 01 Jan 2022 14:35:55 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Platform Specific/Hardware X-Bugzilla-Component: PPC-64 X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: erhard_f@mailbox.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: platform_ppc-64@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version cf_kernel_version rep_platform op_sys cf_tree bug_status bug_severity priority component assigned_to reporter cc cf_regression attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" https://bugzilla.kernel.org/show_bug.cgi?id=3D215443 Bug ID: 215443 Summary: [radeon] BUG: Unable to handle kernel data access on read at 0xc007ffffffff9130, Oops: Kernel access of bad area, sig: 11 [#1] Product: Platform Specific/Hardware Version: 2.5 Kernel Version: 5.16-rc7 Hardware: PPC-64 OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: PPC-64 Assignee: platform_ppc-64@kernel-bugs.osdl.org Reporter: erhard_f@mailbox.org CC: dri-devel@lists.freedesktop.org Regression: No Created attachment 300196 --> https://bugzilla.kernel.org/attachment.cgi?id=3D300196&action=3Dedit kernel dmesg (kernel 5.16-rc7, Talos II) [...] BUG: Unable to handle kernel data access on read at 0xc007ffffffff9130 Faulting instruction address: 0xc0080000076a1bb4 Oops: Kernel access of bad area, sig: 11 [#1] BE PAGE_SIZE=3D4K MMU=3DRadix SMP NR_CPUS=3D192 DEBUG_PAGEALLOC NUMA PowerNV Modules linked in: rfkill evdev ecb radeon(+) snd_hda_codec_hdmi xts drm_ttm_helper ttm snd_hda_intel snd_intel_dspcfg ctr i2c_algo_bit snd_hda_codec snd_hwdep xhci_pci cbc ofpart snd_hda_core powernv_flash aes_generic xhci_hcd libaes mtd ibmpowernv snd_pcm vmx_crypto gf128mul opal= _prd hwmon snd_timer drm_kms_helper usbcore at24 regmap_i2c sysimgblt usb_common syscopyarea snd sysfillrect fb_sys_fops soundcore lz4 lz4_compress lz4_decompress zram zsmalloc powernv_cpufreq drm fuse drm_panel_orientation_quirks backlight configfs CPU: 0 PID: 281 Comm: kworker/0:3 Not tainted 5.16.0-rc7-TalosII+ #1 Workqueue: events .work_for_cpu_fn NIP: c0080000076a1bb4 LR: c008000008994dd8 CTR: c0080000076a1b80 REGS: c000000011ede950 TRAP: 0300 Not tainted (5.16.0-rc7-TalosII+) MSR: 9000000000009032 CR: 84048242 XER: 00000006 CFAR: c0080000089bffe8 DAR: c007ffffffff9130 DSISR: 40000000 IRQMASK: 0=20 GPR00: c008000008994dd8 c000000011edebf0 c008000000000000 0000000000000001= =20 GPR04: c0080000076dfe28 0000000000000038 0000000000000002 0000000000024414= =20 GPR08: 0000000000000001 c008000000000000 c00000002f3e9878 c0080000089bffd0= =20 GPR12: c0080000076a1b80 c0000000033e1000 c000000000132940 0000000000000000= =20 GPR16: 0000000000000000 c00000002f406918 c00800001d9968e0 0000000000000000= =20 GPR20: 0000000000000043 0000000000000000 0000000000000001 c00000002f406800= =20 GPR24: 0000000000000001 c00000000efac000 c000000021a6f2c0 c00000000efac848= =20 GPR28: c000000021a6f980 0000000000000000 0000000000000001 c0000000167a9050= =20 NIP [c0080000076a1bb4] .drm_mode_object_get+0x34/0xc0 [drm] LR [c008000008994dd8] .drm_crtc_helper_set_config+0x378/0xc00 [drm_kms_help= er] Call Trace: [c000000011edebf0] [0000000000000898] 0x898 (unreliable) [c000000011edec70] [c008000008994dd8] .drm_crtc_helper_set_config+0x378/0xc= 00 [drm_kms_helper] [c000000011ededb0] [c00800001d7d29c8] .radeon_crtc_set_config+0x68/0x220 [radeon] [c000000011edee60] [c008000007680ee0] .__drm_mode_set_config_internal+0xc0/0x190 [drm] [c000000011edef00] [c0080000076ba1f8] .drm_client_modeset_commit_locked+0x178/0x270 [drm] [c000000011edefa0] [c0080000076ba328] .drm_client_modeset_commit+0x38/0x80 [drm] [c000000011edf020] [c0080000089bb344] .__drm_fb_helper_restore_fbdev_mode_unlocked+0x114/0x1c0 [drm_kms_helper] [c000000011edf0c0] [c0080000089bb484] .drm_fb_helper_set_par+0x44/0x90 [drm_kms_helper] [c000000011edf140] [c0000000009ac4a4] .fbcon_init+0x594/0x800 [c000000011edf230] [c0000000009eecb8] .visual_init+0x108/0x1c0 [c000000011edf2d0] [c0000000009f25f4] .do_bind_con_driver.isra.0+0x2c4/0x550 [c000000011edf3a0] [c0000000009f2a50] .do_take_over_console+0x1d0/0x300 [c000000011edf480] [c0000000009a8ac4] .do_fbcon_takeover+0xb4/0x1b0 [c000000011edf530] [c00000000099fd9c] .register_framebuffer+0x2ac/0x480 [c000000011edf630] [c0080000089babd4] .__drm_fb_helper_initial_config_and_unlock+0x444/0x830 [drm_kms_helper] [c000000011edf740] [c00800001d7e0278] .radeon_fbdev_init+0xf8/0x180 [radeon] [c000000011edf7d0] [c00800001d7d6560] .radeon_modeset_init+0x8b0/0xe20 [rad= eon] [c000000011edf8b0] [c00800001d79cce4] .radeon_driver_load_kms+0xc4/0x230 [radeon] [c000000011edf950] [c00800000767c308] .drm_dev_register+0x128/0x2d0 [drm] [c000000011edf9f0] [c00800001d798644] .radeon_pci_probe+0x124/0x1a0 [radeon] [c000000011edfa80] [c0000000009732e0] .local_pci_probe+0x60/0x100 [c000000011edfb10] [c00000000011e260] .work_for_cpu_fn+0x30/0x50 [c000000011edfb90] [c0000000001240b0] .process_one_work+0x2f0/0x830 [c000000011edfc70] [c000000000124840] .worker_thread+0x250/0x4f0 [c000000011edfd50] [c000000000132b00] .kthread+0x1c0/0x1d0 [c000000011edfe10] [c00000000000cdf0] .ret_from_kernel_thread+0x58/0x60 Instruction dump: 2c290000 4d820020 7c0802a6 fbe1fff8 3be30010 f8010010 f821ff81 80c30010=20 3d220000 80a30000 78c60020 38600001 48008429 60000000 39200001=20 ---[ end trace 1bbd44c839d96aca ]--- BUG: workqueue lockup - pool cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 stuck f= or 39s! Showing busy workqueues and worker pools: workqueue events: flags=3D0x0 pwq 0: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D7/256 refcnt=3D9 in-flight: 1802201963:.work_for_cpu_fn BAR(409) pending: .dbs_work_handler, .vmstat_shepherd, .once_deferred, .once_deferred, .once_deferred, .kfree_rcu_monitor workqueue events_power_efficient: flags=3D0x80 pwq 0: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1/256 refcnt=3D2 pending: .fb_flashcursor workqueue mm_percpu_wq: flags=3D0x8 pwq 0: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1/256 refcnt=3D2 pending: .vmstat_update workqueue pm: flags=3D0x4 pwq 0: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1/256 refcnt=3D2 pending: .pm_runtime_work [...] --=20 You may reply to this email to add a comment. You are receiving this mail because: You are on the CC list for the bug.=