From: "Michel Dänzer" <michel@daenzer.net>
To: Dmitry Cherkasov <dcherkassov@gmail.com>
Cc: Alex Deucher <alexander.deucher@amd.com>,
Dmitry Cherkasov <Dmitrii.Cherkasov@amd.com>,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 2/2] drm/radeon: implement dynamic PTs allocation via SA
Date: Thu, 27 Sep 2012 14:03:43 +0200 [thread overview]
Message-ID: <1348747423.3647.288.camel@thor.local> (raw)
In-Reply-To: <1348584252-22778-2-git-send-email-Dmitrii.Cherkasov@amd.com>
On Die, 2012-09-25 at 18:44 +0400, Dmitry Cherkasov wrote:
> make dynamic allocation of page tables on demand in radeon_vm_update_pte
>
> Signed-off-by: Dmitry Cherkasov <Dmitrii.Cherkasov@amd.com>
This change caused many piglit tests to fail for me on SI with
radeon: The kernel rejected CS, see dmesg for more information.
There was no corresponding dmesg output though.
Afterwards, stopping X resulted in the kernel fault below. Trying to
start X again hung after that.
Sep 27 13:07:28 ruby kernel: [ 1286.402018] general protection fault: 0000 [#1] SMP
Sep 27 13:07:28 ruby kernel: [ 1286.402155] Modules linked in: ppdev lp bnep rfcomm bluetooth rfkill cpufreq_stats cpufreq_userspace cpufreq_powersave cpufreq_conservative binfmt_misc nfsd auth_rpcgss nfs_acl nfs lockd fscache sunrpc ext2 fuse k8temp loop firewire_sbp2 snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_timer serio_raw pcspkr snd_seq_device powernow_k8 mperf kvm_amd kvm processor parport_pc parport thermal_sys k10temp snd evdev i2c_piix4 soundcore ext4 crc16 jbd2 mbcache dm_mod hid_generic usbhid hid sg sr_mod cdrom sd_mod crc_t10dif microcode firewire_ohci ahci libahci firewire_core ohci_hcd crc_itu_t libata ehci_hcd xhci_hcd scsi_mod radeon(O) r8169 mii usbcore i2c_algo_bit usb_common ttm drm_kms_helper drm i2c_core button
Sep 27 13:07:28 ruby kernel: [ 1286.404249] CPU 0
Sep 27 13:07:28 ruby kernel: [ 1286.404300] Pid: 21528, comm: Xorg Tainted: G IO 3.6.0-rc5+ #79 Gigabyte Technology Co., Ltd. GA-A75M-UD2H/GA-A75M-UD2H
Sep 27 13:07:28 ruby kernel: [ 1286.404533] RIP: 0010:[<ffffffff811135cc>] [<ffffffff811135cc>] kfree+0x5a/0xb1
Sep 27 13:07:28 ruby kernel: [ 1286.404700] RSP: 0018:ffff880201f39b48 EFLAGS: 00010046
Sep 27 13:07:28 ruby kernel: [ 1286.404809] RAX: ffffea00077858c0 RBX: 0000000000000286 RCX: ffff880201f39b28
Sep 27 13:07:28 ruby kernel: [ 1286.404950] RDX: 0200000000000000 RSI: ffff880222628000 RDI: ffff880222628000
Sep 27 13:07:28 ruby kernel: [ 1286.405091] RBP: ffff880201f39b68 R08: 0000000000000002 R09: 0000000000000000
Sep 27 13:07:28 ruby kernel: [ 1286.405232] R10: dead000000200200 R11: ffff8802224d5448 R12: ffff880222628000
Sep 27 13:07:28 ruby kernel: [ 1286.405373] R13: dead000000100100 R14: 0000000000000800 R15: ffff880220b961e0
Sep 27 13:07:28 ruby kernel: [ 1286.405516] FS: 00007f8f59873700(0000) GS:ffff880226600000(0000) knlGS:0000000000000000
Sep 27 13:07:28 ruby kernel: [ 1286.405676] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
Sep 27 13:07:28 ruby kernel: [ 1286.405791] CR2: ffffffffff600400 CR3: 000000000160b000 CR4: 00000000000007f0
Sep 27 13:07:28 ruby kernel: [ 1286.405933] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Sep 27 13:07:28 ruby kernel: [ 1286.406074] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Sep 27 13:07:28 ruby kernel: [ 1286.406217] Process Xorg (pid: 21528, threadinfo ffff880201f38000, task ffff880220bf4940)
Sep 27 13:07:28 ruby kernel: [ 1286.406376] Stack:
Sep 27 13:07:28 ruby kernel: [ 1286.406422] 0000000000000000 ffff88022281bd80 ffff880224870000 0000000000000800
Sep 27 13:07:28 ruby kernel: [ 1286.406599] ffff880201f39b98 ffffffffa01532e9 ffff880224871ff0 ffff88022281bd80
Sep 27 13:07:28 ruby kernel: [ 1286.406774] ffff880224870000 ffff88022281bdb8 ffff880201f39bd8 ffffffffa015474b
Sep 27 13:07:28 ruby kernel: [ 1286.406949] Call Trace:
Sep 27 13:07:28 ruby kernel: [ 1286.407039] [<ffffffffa01532e9>] radeon_bo_set_tiling_flags+0x149/0x1a4 [radeon]
Sep 27 13:07:28 ruby kernel: [ 1286.407218] [<ffffffffa015474b>] radeon_vm_fini+0x40/0xce5 [radeon]
Sep 27 13:07:28 ruby kernel: [ 1286.407369] [<ffffffffa0141409>] radeon_driver_postclose_kms+0x2e/0x47 [radeon]
Sep 27 13:07:28 ruby kernel: [ 1286.407534] [<ffffffffa001770b>] drm_release+0x4a9/0x552 [drm]
Sep 27 13:07:28 ruby kernel: [ 1286.407660] [<ffffffff8111ea53>] __fput+0x10f/0x1e5
Sep 27 13:07:28 ruby kernel: [ 1286.407768] [<ffffffff8111eb32>] ____fput+0x9/0xb
Sep 27 13:07:28 ruby kernel: [ 1286.407872] [<ffffffff8105a39d>] task_work_run+0x58/0x83
Sep 27 13:07:28 ruby kernel: [ 1286.407987] [<ffffffff81044c65>] do_exit+0x284/0x7d6
Sep 27 13:07:28 ruby kernel: [ 1286.408096] [<ffffffff810891b9>] ? lock_release+0x17d/0x1cd
Sep 27 13:07:28 ruby kernel: [ 1286.408214] [<ffffffff8104543b>] do_group_exit+0x76/0xb5
Sep 27 13:07:28 ruby kernel: [ 1286.408330] [<ffffffff810518fd>] get_signal_to_deliver+0x502/0x547
Sep 27 13:07:28 ruby kernel: [ 1286.408461] [<ffffffff8100f11b>] do_signal+0x2f/0x4ac
Sep 27 13:07:28 ruby kernel: [ 1286.408572] [<ffffffff8108979a>] ? trace_hardirqs_on+0xd/0xf
Sep 27 13:07:28 ruby kernel: [ 1286.408692] [<ffffffff8108db72>] ? sys_futex+0x11f/0x151
Sep 27 13:07:28 ruby kernel: [ 1286.408806] [<ffffffff8100f5ed>] do_notify_resume+0x41/0x7e
Sep 27 13:07:28 ruby kernel: [ 1286.408926] [<ffffffff813a3e32>] int_signal+0x12/0x17
Sep 27 13:07:28 ruby kernel: [ 1286.409030] Code: 3b 00 eb 6d e8 59 ed ff ff 49 83 fc 10 76 6a e8 e6 ec ff ff 48 89 c3 e8 65 24 f7 ff 4c 89 e7 e8 97 f1 ff ff 4c 8b 68 20 4c 89 e7 <49> 63 75 6c e8 c7 61 f7 ff 4c 89 e6 4c 89 ef e8 7f f5 ff ff f6
Sep 27 13:07:28 ruby kernel: [ 1286.409871] RIP [<ffffffff811135cc>] kfree+0x5a/0xb1
Sep 27 13:07:28 ruby kernel: [ 1286.409985] RSP <ffff880201f39b48>
Sep 27 13:07:28 ruby kernel: [ 1286.410062] ---[ end trace 85ca17c4ace45276 ]---
Sep 27 13:07:28 ruby kernel: [ 1286.410157] Fixing recursive fault but reboot is needed!
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Debian, X and DRI developer
next prev parent reply other threads:[~2012-09-27 12:03 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-25 14:44 [PATCH 1/2] drm/radeon: interface cleanup patch v6 Dmitry Cherkasov
2012-09-25 14:44 ` [PATCH 2/2] drm/radeon: implement dynamic PTs allocation via SA Dmitry Cherkasov
2012-09-25 16:09 ` Dmitry Cherkassov
2012-09-25 16:20 ` Christian König
2012-09-27 12:03 ` Michel Dänzer [this message]
2012-09-27 12:18 ` Dmitry Cherkassov
2012-09-27 12:30 ` Michel Dänzer
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