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[2620:137:e000::1:20]) by mx.google.com with ESMTP id h10-20020a17090ac38a00b002528964ad2fsi3101947pjt.35.2023.06.03.11.07.36; Sat, 03 Jun 2023 11:07:49 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=temperror (no key for signature) header.i=@alien8.de header.s=dkim header.b="n/jvtaGb"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229619AbjFCRs0 (ORCPT + 99 others); Sat, 3 Jun 2023 13:48:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55658 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229520AbjFCRsZ (ORCPT ); Sat, 3 Jun 2023 13:48:25 -0400 Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BA8AF194 for ; Sat, 3 Jun 2023 10:48:20 -0700 (PDT) Received: from zn.tnic (pd9530d32.dip0.t-ipconnect.de [217.83.13.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 156991EC0842; Sat, 3 Jun 2023 19:48:19 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1685814499; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:references; bh=YExremYVsBTKp2qLehG2IpYwL7nkoYMRX4ld2c/IOrQ=; b=n/jvtaGbyfnkz0k/1ok1L39ZHko7Cz8Pon8A0cBY7JqUyANXY0L8JSDmEiGsntBurj6Bwy ZJfAXVjs1pDK1sxo/fB3eQL7LTTmTZC5ULaw44gNGM2wgunRVAys3gJlBT8cCGPYG5xgOM oSPhnEJcZI5gxZKub/d+8IiQ2iwxrSs= Date: Sat, 3 Jun 2023 19:48:14 +0200 From: Borislav Petkov To: amd-gfx@lists.freedesktop.org Cc: Alex Deucher , dri-devel@lists.freedesktop.org, lkml Subject: WARNING: CPU: 5 PID: 1464 at drivers/gpu/drm/ttm/ttm_bo.c:326 ttm_bo_release+0x27e/0x2d0 [ttm] Message-ID: <20230603174814.GCZHt83pN+wNjf63sC@fat_crate.local> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, this below triggers with the latest Linus tree: 51f269a6ecc7 ("Merge tag 'probes-fixes-6.4-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace") ... [ 16.173593] [drm] radeon kernel modesetting enabled. [ 16.173743] radeon 0000:29:00.0: vgaarb: deactivate vga console [ 16.174300] MCE: In-kernel MCE decoding enabled. [ 16.175695] EDAC DEBUG: umc_read_base_mask: DCSB0[0]=0x00000001 reg: 0x50000 [ 16.175698] EDAC DEBUG: umc_read_base_mask: DCSB_SEC0[0]=0x00000000 reg: 0x50010 [ 16.175700] EDAC DEBUG: umc_read_base_mask: DCSB0[1]=0x00000000 reg: 0x50004 [ 16.175702] EDAC DEBUG: umc_read_base_mask: DCSB_SEC0[1]=0x00000000 reg: 0x50014 [ 16.175703] EDAC DEBUG: umc_read_base_mask: DCSB0[2]=0x00000201 reg: 0x50008 [ 16.175705] EDAC DEBUG: umc_read_base_mask: DCSB_SEC0[2]=0x00000000 reg: 0x50018 [ 16.175706] EDAC DEBUG: umc_read_base_mask: DCSB0[3]=0x00000000 reg: 0x5000c [ 16.175707] EDAC DEBUG: umc_read_base_mask: DCSB_SEC0[3]=0x00000000 reg: 0x5001c [ 16.175709] EDAC DEBUG: umc_read_base_mask: DCSM0[0]=0x03fffdfe reg: 0x50020 [ 16.175710] EDAC DEBUG: umc_read_base_mask: DCSM_SEC0[0]=0x00000000 reg: 0x50028 [ 16.175712] EDAC DEBUG: umc_read_base_mask: DCSM0[1]=0x03fffdfe reg: 0x50024 [ 16.175713] EDAC DEBUG: umc_read_base_mask: DCSM_SEC0[1]=0x00000000 reg: 0x5002c [ 16.175715] EDAC DEBUG: umc_read_base_mask: DCSB1[0]=0x00000001 reg: 0x150000 [ 16.175716] EDAC DEBUG: umc_read_base_mask: DCSB_SEC1[0]=0x00000000 reg: 0x150010 [ 16.175718] EDAC DEBUG: umc_read_base_mask: DCSB1[1]=0x00000000 reg: 0x150004 [ 16.175719] EDAC DEBUG: umc_read_base_mask: DCSB_SEC1[1]=0x00000000 reg: 0x150014 [ 16.175720] EDAC DEBUG: umc_read_base_mask: DCSB1[2]=0x00000201 reg: 0x150008 [ 16.175722] EDAC DEBUG: umc_read_base_mask: DCSB_SEC1[2]=0x00000000 reg: 0x150018 [ 16.175723] EDAC DEBUG: umc_read_base_mask: DCSB1[3]=0x00000000 reg: 0x15000c [ 16.175725] EDAC DEBUG: umc_read_base_mask: DCSB_SEC1[3]=0x00000000 reg: 0x15001c [ 16.175726] EDAC DEBUG: umc_read_base_mask: DCSM1[0]=0x03fffdfe reg: 0x150020 [ 16.175728] EDAC DEBUG: umc_read_base_mask: DCSM_SEC1[0]=0x00000000 reg: 0x150028 [ 16.175729] EDAC DEBUG: umc_read_base_mask: DCSM1[1]=0x03fffdfe reg: 0x150024 [ 16.175730] EDAC DEBUG: umc_read_base_mask: DCSM_SEC1[1]=0x00000000 reg: 0x15002c [ 16.175741] EDAC DEBUG: umc_determine_memory_type: UMC0 DIMM type: Unbuffered-DDR4 [ 16.175742] EDAC DEBUG: umc_determine_memory_type: UMC1 DIMM type: Unbuffered-DDR4 [ 16.177514] Console: switching to colour dummy device 80x25 [ 16.177693] [drm] initializing kernel modesetting (CEDAR 0x1002:0x68E1 0x174B:0x3000 0x00). [ 16.177733] ATOM BIOS: AMD [ 16.177795] radeon 0000:29:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used) [ 16.177798] radeon 0000:29:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF [ 16.177800] [drm] Detected VRAM RAM=1024M, BAR=256M [ 16.177802] [drm] RAM width 64bits DDR [ 16.177835] [drm] radeon: 1024M of VRAM memory ready [ 16.177836] [drm] radeon: 1024M of GTT memory ready. [ 16.177839] [drm] Loading CEDAR Microcode [ 16.179106] [drm] Internal thermal controller without fan control [ 16.199812] [drm] radeon: dpm initialized [ 16.200179] [drm] GART: num cpu pages 262144, num gpu pages 262144 [ 16.200399] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0 [ 16.218135] [drm] PCIE GART of 1024M enabled (table at 0x000000000014C000). [ 16.218239] radeon 0000:29:00.0: WB enabled [ 16.218240] radeon 0000:29:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 [ 16.218242] radeon 0000:29:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c [ 16.218606] radeon 0000:29:00.0: fence driver on ring 5 use gpu addr 0x000000000005c418 [ 16.218657] radeon 0000:29:00.0: radeon: MSI limited to 32-bit [ 16.218689] radeon 0000:29:00.0: radeon: using MSI. [ 16.218707] [drm] radeon: irq initialized. [ 16.234730] [drm] ring test on 0 succeeded in 0 usecs [ 16.234738] [drm] ring test on 3 succeeded in 2 usecs [ 16.317725] r8169 0000:25:00.0 eth0: Link is Down [ 16.410486] [drm] ring test on 5 succeeded in 1 usecs [ 16.410492] [drm] UVD initialized successfully. [ 16.410555] [drm] ib test on ring 0 succeeded in 0 usecs [ 16.410596] [drm] ib test on ring 3 succeeded in 0 usecs [ 17.077422] [drm] ib test on ring 5 succeeded [ 17.077581] [drm] Radeon Display Connectors [ 17.077584] [drm] Connector 0: [ 17.077585] [drm] HDMI-A-1 [ 17.077586] [drm] HPD4 [ 17.077588] [drm] DDC: 0x6440 0x6440 0x6444 0x6444 0x6448 0x6448 0x644c 0x644c [ 17.077590] [drm] Encoders: [ 17.077591] [drm] DFP1: INTERNAL_UNIPHY1 [ 17.077593] [drm] Connector 1: [ 17.077594] [drm] DVI-I-1 [ 17.077595] [drm] HPD1 [ 17.077597] [drm] DDC: 0x6460 0x6460 0x6464 0x6464 0x6468 0x6468 0x646c 0x646c [ 17.077599] [drm] Encoders: [ 17.077600] [drm] DFP2: INTERNAL_UNIPHY [ 17.077601] [drm] CRT1: INTERNAL_KLDSCP_DAC1 [ 17.077602] [drm] Connector 2: [ 17.077604] [drm] VGA-1 [ 17.077605] [drm] DDC: 0x6430 0x6430 0x6434 0x6434 0x6438 0x6438 0x643c 0x643c [ 17.077607] [drm] Encoders: [ 17.077608] [drm] CRT2: INTERNAL_KLDSCP_DAC2 [ 17.083149] [drm] Initialized radeon 2.50.0 20080528 for 0000:29:00.0 on minor 0 [ 17.127260] [drm] fb mappable at 0xE034D000 [ 17.127269] [drm] vram apper at 0xE0000000 [ 17.127270] [drm] size 7299072 [ 17.127271] [drm] fb depth is 24 [ 17.127272] [drm] pitch is 6912 [ 17.127298] fbcon: radeondrmfb (fb0) is primary device [ 17.167352] Console: switching to colour frame buffer device 210x65 [ 17.170226] radeon 0000:29:00.0: [drm] fb0: radeondrmfb frame buffer device [ 17.193431] Console: switching to colour dummy device 80x25 [ 17.217406] ------------[ cut here ]------------ [ 17.217408] WARNING: CPU: 5 PID: 1464 at drivers/gpu/drm/ttm/ttm_bo.c:326 ttm_bo_release+0x27e/0x2d0 [ttm] [ 17.217418] Modules linked in: edac_mce_amd radeon(+) drm_ttm_helper ttm video drm_suballoc_helper drm_display_helper kvm irqbypass drm_kms_helper syscopyarea crc32_pclmul sysfillrect sha512_ssse3 sysimgblt sha512_generic cfbfillrect cfbimgblt wmi_bmof aesni_intel cfbcopyarea crypto_simd cryptd k10temp acpi_cpufreq wmi dm_mod [ 17.217432] CPU: 5 PID: 1464 Comm: systemd-udevd Not tainted 6.4.0-rc4+ #1 [ 17.217436] Hardware name: Micro-Star International Co., Ltd. MS-7A38/B450M PRO-VDH MAX (MS-7A38), BIOS B.G0 07/26/2022 [ 17.217438] RIP: 0010:ttm_bo_release+0x27e/0x2d0 [ttm] [ 17.217444] Code: 48 89 43 38 48 89 43 40 48 8b 5c 24 30 48 8b b5 40 08 00 00 48 8b 6c 24 38 48 83 c4 58 e9 7a 49 f7 e0 48 89 ef e9 6c fe ff ff <0f> 0b 48 83 7b 20 00 0f 84 b7 fd ff ff 0f 0b 0f 1f 00 e9 ad fd ff [ 17.217448] RSP: 0018:ffffc9000095fbb0 EFLAGS: 00010202 [ 17.217451] RAX: 0000000000000001 RBX: ffff8881052c8de0 RCX: 0000000000000000 [ 17.217453] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8881052c8de0 [ 17.217455] RBP: ffff888104a66e00 R08: ffff8881052c8de0 R09: ffff888104a7cf08 [ 17.217457] R10: ffffc9000095fbe0 R11: ffffc9000095fbe8 R12: ffff8881052c8c78 [ 17.217458] R13: ffff8881052c8c78 R14: dead000000000100 R15: ffff88810528b108 [ 17.217460] FS: 00007f319fcbb8c0(0000) GS:ffff88881a540000(0000) knlGS:0000000000000000 [ 17.217463] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.217464] CR2: 000055dc8b0224a0 CR3: 000000010373d000 CR4: 0000000000750ee0 [ 17.217466] PKRU: 55555554 [ 17.217468] Call Trace: [ 17.217470] [ 17.217472] ? __warn+0x97/0x160 [ 17.217476] ? ttm_bo_release+0x27e/0x2d0 [ttm] [ 17.217481] ? report_bug+0x1ec/0x200 [ 17.217487] ? handle_bug+0x3c/0x70 [ 17.217490] ? exc_invalid_op+0x1f/0x90 [ 17.217493] ? preempt_count_sub+0xb5/0x100 [ 17.217496] ? asm_exc_invalid_op+0x16/0x20 [ 17.217500] ? ttm_bo_release+0x27e/0x2d0 [ttm] [ 17.217505] ? ttm_resource_move_to_lru_tail+0x1ab/0x1d0 [ttm] [ 17.217511] radeon_bo_unref+0x1a/0x30 [radeon] [ 17.217547] radeon_gem_object_free+0x20/0x30 [radeon] [ 17.217579] radeon_fbdev_fb_destroy+0x57/0x90 [radeon] [ 17.217616] unregister_framebuffer+0x72/0x110 [ 17.217620] drm_client_dev_unregister+0x6d/0xe0 [ 17.217623] drm_dev_unregister+0x2e/0x90 [ 17.217626] drm_put_dev+0x26/0x90 [ 17.217628] pci_device_remove+0x44/0xc0 [ 17.217631] really_probe+0x257/0x340 [ 17.217635] __driver_probe_device+0x73/0x120 [ 17.217638] driver_probe_device+0x2c/0xb0 [ 17.217641] __driver_attach+0xa0/0x150 [ 17.217643] ? __pfx___driver_attach+0x10/0x10 [ 17.217646] bus_for_each_dev+0x67/0xa0 [ 17.217649] bus_add_driver+0x10e/0x210 [ 17.217651] driver_register+0x5c/0x120 [ 17.217653] ? __pfx_radeon_module_init+0x10/0x10 [radeon] [ 17.217681] do_one_initcall+0x44/0x220 [ 17.217684] ? kmalloc_trace+0x37/0xc0 [ 17.217688] do_init_module+0x64/0x240 [ 17.217691] __do_sys_finit_module+0xb2/0x100 [ 17.217694] do_syscall_64+0x3b/0x90 [ 17.217697] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 17.217700] RIP: 0033:0x7f319feaa5a9 [ 17.217702] Code: 08 89 e8 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 27 08 0d 00 f7 d8 64 89 01 48 [ 17.217706] RSP: 002b:00007ffc6bf3e7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 17.217709] RAX: ffffffffffffffda RBX: 00005607204f3170 RCX: 00007f319feaa5a9 [ 17.217710] RDX: 0000000000000000 RSI: 00007f31a002eefd RDI: 0000000000000018 [ 17.217712] RBP: 00007f31a002eefd R08: 0000000000000000 R09: 00005607204f1860 [ 17.217714] R10: 0000000000000018 R11: 0000000000000246 R12: 0000000000020000 [ 17.217716] R13: 0000000000000000 R14: 0000560720522450 R15: 0000560720255899 [ 17.217718] [ 17.217719] ---[ end trace 0000000000000000 ]--- [ 17.233548] BUG: kernel NULL pointer dereference, address: 00000000000000f8 [ 17.233550] #PF: supervisor read access in kernel mode [ 17.233552] #PF: error_code(0x0000) - not-present page [ 17.233553] PGD 0 P4D 0 [ 17.233555] Oops: 0000 [#1] PREEMPT SMP [ 17.233557] CPU: 5 PID: 1464 Comm: systemd-udevd Tainted: G W 6.4.0-rc4+ #1 [ 17.233559] Hardware name: Micro-Star International Co., Ltd. MS-7A38/B450M PRO-VDH MAX (MS-7A38), BIOS B.G0 07/26/2022 [ 17.233561] RIP: 0010:atombios_crtc_disable+0x3f/0x2f0 [radeon] [ 17.233584] Code: ec 48 48 8b 07 48 8b 58 38 e8 cd fc ff ff 48 8b 85 80 00 00 00 48 8b 80 a8 00 00 00 48 85 c0 74 71 4c 8b a0 a8 00 00 00 31 f6 <49> 8b bc 24 f8 00 00 00 4d 8d 6c 24 88 e8 6f 7c 4a e1 83 f8 fc 0f [ 17.233586] RSP: 0018:ffffc9000095fa78 EFLAGS: 00010246 [ 17.233588] RAX: ffff888104228600 RBX: ffff888104a7c000 RCX: 0000000000000005 [ 17.233590] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888104a7de10 [ 17.233591] RBP: ffff88810528d000 R08: 0000000000000c24 R09: 0000000000030002 [ 17.233592] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 17.233594] R13: ffff88810528b2a8 R14: 0000000000000000 R15: ffff88810528b000 [ 17.233595] FS: 00007f319fcbb8c0(0000) GS:ffff88881a540000(0000) knlGS:0000000000000000 [ 17.233597] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.233598] CR2: 00000000000000f8 CR3: 000000010373d000 CR4: 0000000000750ee0 [ 17.233600] PKRU: 55555554 [ 17.233601] Call Trace: [ 17.233602] [ 17.233603] ? __die+0x2d/0x80 [ 17.233606] ? page_fault_oops+0x15e/0x450 [ 17.233609] ? __pfx_cail_reg_read+0x10/0x10 [radeon] [ 17.233629] ? __pfx_cail_reg_write+0x10/0x10 [radeon] [ 17.233647] ? __pfx_cail_reg_read+0x10/0x10 [radeon] [ 17.233665] ? __pfx_cail_reg_write+0x10/0x10 [radeon] [ 17.233683] ? atom_put_dst+0x544/0x580 [radeon] [ 17.233704] ? exc_page_fault+0x464/0x8a0 [ 17.233706] ? asm_exc_page_fault+0x22/0x30 [ 17.233709] ? atombios_crtc_disable+0x3f/0x2f0 [radeon] [ 17.233728] ? atombios_crtc_disable+0x23/0x2f0 [radeon] [ 17.233746] ? radeon_atom_encoder_dpms_avivo+0x8b/0x270 [radeon] [ 17.233780] ? radeon_atom_encoder_dpms+0xd2/0x1d0 [radeon] [ 17.233806] __drm_helper_disable_unused_functions+0x81/0xe0 [drm_kms_helper] [ 17.233817] drm_crtc_helper_set_config+0x63c/0x980 [drm_kms_helper] [ 17.233824] ? _raw_spin_unlock+0x15/0x40 [ 17.233827] ? d_walk+0x1be/0x2b0 [ 17.233830] ? preempt_count_sub+0xb5/0x100 [ 17.233832] radeon_crtc_set_config+0x4c/0x120 [radeon] [ 17.233857] __drm_mode_set_config_internal+0x8f/0x140 [ 17.233861] drm_helper_force_disable_all+0x8e/0xc0 [drm_kms_helper] [ 17.233869] radeon_modeset_fini+0x7f/0xb0 [radeon] [ 17.233890] radeon_driver_unload_kms+0x36/0xa0 [radeon] [ 17.233911] drm_dev_unregister+0x5c/0x90 [ 17.233913] drm_put_dev+0x26/0x90 [ 17.233914] pci_device_remove+0x44/0xc0 [ 17.233916] really_probe+0x257/0x340 [ 17.233918] __driver_probe_device+0x73/0x120 [ 17.233920] driver_probe_device+0x2c/0xb0 [ 17.233923] __driver_attach+0xa0/0x150 [ 17.233925] ? __pfx___driver_attach+0x10/0x10 [ 17.233927] bus_for_each_dev+0x67/0xa0 [ 17.233928] bus_add_driver+0x10e/0x210 [ 17.233930] driver_register+0x5c/0x120 [ 17.233932] ? __pfx_radeon_module_init+0x10/0x10 [radeon] [ 17.233951] do_one_initcall+0x44/0x220 [ 17.233953] ? kmalloc_trace+0x37/0xc0 [ 17.233955] do_init_module+0x64/0x240 [ 17.233957] __do_sys_finit_module+0xb2/0x100 [ 17.233959] do_syscall_64+0x3b/0x90 [ 17.233961] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 17.233963] RIP: 0033:0x7f319feaa5a9 [ 17.233965] Code: 08 89 e8 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 27 08 0d 00 f7 d8 64 89 01 48 [ 17.233968] RSP: 002b:00007ffc6bf3e7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 17.233970] RAX: ffffffffffffffda RBX: 00005607204f3170 RCX: 00007f319feaa5a9 [ 17.233971] RDX: 0000000000000000 RSI: 00007f31a002eefd RDI: 0000000000000018 [ 17.233972] RBP: 00007f31a002eefd R08: 0000000000000000 R09: 00005607204f1860 [ 17.233974] R10: 0000000000000018 R11: 0000000000000246 R12: 0000000000020000 [ 17.233975] R13: 0000000000000000 R14: 0000560720522450 R15: 0000560720255899 [ 17.233977] [ 17.233978] Modules linked in: edac_mce_amd radeon(+) drm_ttm_helper ttm video drm_suballoc_helper drm_display_helper kvm irqbypass drm_kms_helper syscopyarea crc32_pclmul sysfillrect sha512_ssse3 sysimgblt sha512_generic cfbfillrect cfbimgblt wmi_bmof aesni_intel cfbcopyarea crypto_simd cryptd k10temp acpi_cpufreq wmi dm_mod [ 17.233988] Dumping ftrace buffer: [ 17.233993] (ftrace buffer empty) [ 17.233994] CR2: 00000000000000f8 [ 17.233995] ---[ end trace 0000000000000000 ]--- [ 17.233996] RIP: 0010:atombios_crtc_disable+0x3f/0x2f0 [radeon] [ 17.234017] Code: ec 48 48 8b 07 48 8b 58 38 e8 cd fc ff ff 48 8b 85 80 00 00 00 48 8b 80 a8 00 00 00 48 85 c0 74 71 4c 8b a0 a8 00 00 00 31 f6 <49> 8b bc 24 f8 00 00 00 4d 8d 6c 24 88 e8 6f 7c 4a e1 83 f8 fc 0f [ 17.234020] RSP: 0018:ffffc9000095fa78 EFLAGS: 00010246 [ 17.234021] RAX: ffff888104228600 RBX: ffff888104a7c000 RCX: 0000000000000005 [ 17.234023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888104a7de10 [ 17.234024] RBP: ffff88810528d000 R08: 0000000000000c24 R09: 0000000000030002 [ 17.234025] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 17.234027] R13: ffff88810528b2a8 R14: 0000000000000000 R15: ffff88810528b000 [ 17.234028] FS: 00007f319fcbb8c0(0000) GS:ffff88881a540000(0000) knlGS:0000000000000000 [ 17.234030] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.234031] CR2: 00000000000000f8 CR3: 000000010373d000 CR4: 0000000000750ee0 [ 17.234033] PKRU: 55555554 [ 17.234034] note: systemd-udevd[1464] exited with irqs disabled [ 17.282192] Adding 15624188k swap on /dev/sda1. Priority:-2 extents:1 across:15624188k SS [ 17.287243] EXT4-fs (sda2): re-mounted b522b1ae-f9dc-4183-be36-d06ce4b0fec6 r/w. Quota mode: disabled. [ 17.377499] EXT4-fs (sdb1): mounted filesystem 5bb158ff-89fa-4860-9c06-772eef540132 r/w with ordered data mode. Quota mode: disabled. [ 17.377534] /dev/home1: Can't open blockdev [ 17.523358] NET: Registered PF_INET6 protocol family [ 17.523513] Segment Routing with IPv6 [ 17.523517] In-situ OAM (IOAM) with IPv6 [ 19.738875] r8169 0000:25:00.0 eth0: Link is Up - 1Gbps/Full - flow control rx/tx [ 19.738892] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette