https://bugs.freedesktop.org/show_bug.cgi?id=51189

Bug #: 51189 Summary: TTM errors when suspending (call trace) Classification: Unclassified Product: DRI Version: XOrg CVS Platform: x86-64 (AMD64) OS/Version: Linux (All) Status: NEW Severity: normal Priority: medium Component: DRM/Radeon AssignedTo: dri-devel@lists.freedesktop.org ReportedBy: h.judt@gmx.at

Linux 3.4.0+ #53 SMP PREEMPT Mon Jun 11 15:16:31 CEST 2012 x86_64 Intel(R) Core(TM) i7-2600K CPU @ 3.40GHz GenuineIntel GNU/Linux

Recently I found these messages in dmesg when I tried to suspend the machine:

Freezing user space processes ... (elapsed 0.01 seconds) done. Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done. Suspending console(s) (use no_console_suspend to debug) sd 1:0:0:0: [sdb] Synchronizing SCSI cache sd 0:0:0:0: [sda] Synchronizing SCSI cache sd 0:0:0:0: [sda] Stopping disk sd 1:0:0:0: [sdb] Stopping disk serial 00:09: disabled serial 00:09: wake-up capability disabled by ACPI i8042 kbd 00:08: wake-up capability enabled by ACPI ACPI handle has no context! ACPI handle has no context! ACPI handle has no context! kworker/u:20: page allocation failure: order:0, mode:0x28010 Pid: 9562, comm: kworker/u:20 Tainted: G O 3.4.0+ #53 Call Trace: [<ffffffff8108f86f>] warn_alloc_failed+0x110/0x125 [<ffffffff810998bf>] ? try_to_free_pages+0x68/0x6a [<ffffffff81091fd2>] __alloc_pages_nodemask+0x6c1/0x6f7 [<ffffffff81006336>] dma_generic_alloc_coherent+0xaf/0x119 [<ffffffff8101cd7f>] x86_swiotlb_alloc_coherent+0x1c/0x3d [<ffffffff812b0fae>] ttm_dma_populate+0x487/0x74f [<ffffffff812d662a>] radeon_ttm_tt_populate+0x3d/0x18d [<ffffffff812a9848>] ttm_tt_bind+0x2c/0x4f [<ffffffff812ab15d>] ttm_bo_handle_move_mem+0x132/0x33e [<ffffffff812abcd3>] ? ttm_bo_mem_space+0xfb/0x2c9 [<ffffffff812d5c00>] ? radeon_sync_obj_ref+0xa/0xb [<ffffffff812c4810>] ? cail_reg_write+0x16/0x18 [<ffffffff812ab616>] ttm_bo_evict+0x2ad/0x2f6 [<ffffffff812aef5b>] ? ttm_eu_list_ref_sub+0x24/0x38 [<ffffffff812ab7ed>] ttm_mem_evict_first+0x18e/0x1c9 [<ffffffff812ab88a>] ttm_bo_force_list_clean+0x62/0xa4 [<ffffffff812ab916>] ttm_bo_evict_mm+0x4a/0x4c [<ffffffff812d7331>] radeon_bo_evict_vram+0x15/0x17 [<ffffffff812c5a0f>] radeon_suspend_kms+0x10d/0x1c8 [<ffffffff812b14e2>] radeon_pci_suspend+0x22/0x24 [<ffffffff81233074>] pci_legacy_suspend+0x34/0xb8 [<ffffffff81233774>] pci_pm_suspend+0x45/0xfa [<ffffffff8123372f>] ? pci_pm_resume+0x99/0x99 [<ffffffff8132cfba>] dpm_run_callback.isra.5+0x2a/0x58 [<ffffffff8132d8bd>] __device_suspend+0x145/0x1c6 [<ffffffff810419e9>] ? async_schedule+0x12/0x12 [<ffffffff8132db7b>] async_suspend+0x1a/0x85 [<ffffffff81041a86>] async_run_entry_fn+0x9d/0x14f [<ffffffff81038b67>] process_one_work+0x1b9/0x2e8 [<ffffffff810370da>] ? need_to_create_worker+0xd/0x21 [<ffffffff810390f2>] worker_thread+0x15b/0x21c [<ffffffff81038f97>] ? manage_workers.isra.28+0x16a/0x16a [<ffffffff8103ca10>] kthread+0x86/0x8e [<ffffffff81044222>] ? schedule_tail+0x50/0xb1 [<ffffffff81414014>] kernel_thread_helper+0x4/0x10 [<ffffffff8103c98a>] ? kthread_freezable_should_stop+0x4d/0x4d [<ffffffff81414010>] ? gs_change+0xb/0xb Mem-Info: Node 0 DMA per-cpu: CPU 0: hi: 0, btch: 1 usd: 0 CPU 1: hi: 0, btch: 1 usd: 0 CPU 2: hi: 0, btch: 1 usd: 0 CPU 3: hi: 0, btch: 1 usd: 0 CPU 4: hi: 0, btch: 1 usd: 0 CPU 5: hi: 0, btch: 1 usd: 0 CPU 6: hi: 0, btch: 1 usd: 0 CPU 7: hi: 0, btch: 1 usd: 0 Node 0 DMA32 per-cpu: CPU 0: hi: 186, btch: 31 usd: 172 CPU 1: hi: 186, btch: 31 usd: 30 CPU 2: hi: 186, btch: 31 usd: 179 CPU 3: hi: 186, btch: 31 usd: 176 CPU 4: hi: 186, btch: 31 usd: 167 CPU 5: hi: 186, btch: 31 usd: 158 CPU 6: hi: 186, btch: 31 usd: 8 CPU 7: hi: 186, btch: 31 usd: 31 Node 0 Normal per-cpu: CPU 0: hi: 186, btch: 31 usd: 75 CPU 1: hi: 186, btch: 31 usd: 117 CPU 2: hi: 186, btch: 31 usd: 67 CPU 3: hi: 186, btch: 31 usd: 146 CPU 4: hi: 186, btch: 31 usd: 118 CPU 5: hi: 186, btch: 31 usd: 82 CPU 6: hi: 186, btch: 31 usd: 153 CPU 7: hi: 186, btch: 31 usd: 155 active_anon:113306 inactive_anon:132606 isolated_anon:0 active_file:365473 inactive_file:3041451 isolated_file:0 unevictable:184211 dirty:16 writeback:2 unstable:0 free:33437 slab_reclaimable:111913 slab_unreclaimable:9741 mapped:198967 shmem:3493 pagetables:9976 bounce:0 Node 0 DMA free:14500kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15648kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:16kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes lowmem_reserve[]: 0 2978 16075 16075 Node 0 DMA32 free:64580kB min:12512kB low:15640kB high:18768kB active_anon:49216kB inactive_anon:72588kB active_file:45872kB inactive_file:2672020kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3050368kB mlocked:0kB dirty:0kB writeback:0kB mapped:52kB shmem:0kB slab_reclaimable:81412kB slab_unreclaimable:1636kB kernel_stack:120kB pagetables:3736kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 13096 13096 Node 0 Normal free:54668kB min:55004kB low:68752kB high:82504kB active_anon:404008kB inactive_anon:457836kB active_file:1416020kB inactive_file:9493784kB unevictable:736844kB isolated(anon):0kB isolated(file):0kB present:13410432kB mlocked:737408kB dirty:64kB writeback:8kB mapped:795816kB shmem:13972kB slab_reclaimable:366240kB slab_unreclaimable:37312kB kernel_stack:2984kB pagetables:36168kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB 0*8kB 0*16kB 1*32kB 0*64kB 1*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB 3*4096kB = 14500kB Node 0 DMA32: 217*4kB 122*8kB 85*16kB 52*32kB 53*64kB 38*128kB 35*256kB 17*512kB 17*1024kB 8*2048kB 0*4096kB = 64580kB Node 0 Normal: 586*4kB 196*8kB 133*16kB 175*32kB 176*64kB 5*128kB 2*256kB 8*512kB 6*1024kB 6*2048kB 2*4096kB = 54776kB 3594629 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 4194300kB Total swap = 4194300kB 4192240 pages RAM 87569 pages reserved 3071034 pages shared 1215016 pages non-shared kworker/u:20: page allocation failure: order:0, mode:0x20010

There are many of these. Further below: [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! SLUB: Unable to allocate memory on node -1 (gfp=0xd0) cache: kmalloc-64, object size: 64, buffer size: 64, default order: 0, min order: 0 node 0: slabs: 1245, objs: 79680, free: 0 [TTM] radeon 0000:01:00.0: Unable to get page 2 [TTM] radeon 0000:01:00.0: Failed to set 2 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-12)! SLUB: Unable to allocate memory on node -1 (gfp=0xd0) cache: kmalloc-64, object size: 64, buffer size: 64, default order: 0, min order: 0 node 0: slabs: 1245, objs: 79680, free: 0 [TTM] radeon 0000:01:00.0: Unable to get page 1 [TTM] radeon 0000:01:00.0: Failed to set 1 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-12)! [TTM] Buffer eviction failed [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] radeon 0000:01:00.0: Failed to set 4 pages to wc! [TTM] radeon 0000:01:00.0: Failed to fill wc pool (r:-22)! [TTM] Failed allocating page table [TTM] Buffer eviction failed PM: suspend of devices complete after 719.845 msecs PM: late suspend of devices complete after 0.096 msecs pcieport 0000:00:1c.7: wake-up capability enabled by ACPI pcieport 0000:00:1c.6: wake-up capability enabled by ACPI pcieport 0000:00:1c.5: wake-up capability enabled by ACPI ehci_hcd 0000:00:1d.0: wake-up capability enabled by ACPI ehci_hcd 0000:00:1a.0: wake-up capability enabled by ACPI PM: noirq suspend of devices complete after 54.969 msecs ACPI: Preparing to enter system sleep state S3 PM: Saving platform NVS memory Disabling non-boot CPUs ... _cpu_down: attempt to take down CPU 1 failed Error taking CPU1 down: -12 Non-boot CPUs are not disabled ACPI: Waking up from system sleep state S3 ehci_hcd 0000:00:1a.0: wake-up capability disabled by ACPI ehci_hcd 0000:00:1d.0: wake-up capability disabled by ACPI pcieport 0000:00:1c.5: wake-up capability disabled by ACPI pcieport 0000:00:1c.6: wake-up capability disabled by ACPI PM: noirq resume of devices complete after 121.294 msecs PM: early resume of devices complete after 0.024 msecs ehci_hcd 0000:00:1a.0: setting latency timer to 64 ahci 0000:00:1f.2: setting latency timer to 64 ehci_hcd 0000:00:1d.0: setting latency timer to 64 pcieport 0000:00:1c.7: wake-up capability disabled by ACPI usb usb1: root hub lost power or was reset usb usb2: root hub lost power or was reset usb usb3: root hub lost power or was reset usb usb4: root hub lost power or was reset snd_hda_intel 0000:00:1b.0: irq 58 for MSI/MSI-X i8042 kbd 00:08: wake-up capability disabled by ACPI snd_hda_intel 0000:01:00.1: irq 59 for MSI/MSI-X xhci_hcd 0000:05:00.0: irq 60 for MSI/MSI-X xhci_hcd 0000:04:00.0: irq 61 for MSI/MSI-X serial 00:09: activated r8169 0000:0c:00.0: eth0: link down [drm] PCIE GART of 512M enabled (table at 0x0000000000141000). radeon 0000:01:00.0: WB enabled [drm] fence driver on ring 0 use gpu addr 0x80000c00 and cpu addr 0xffff880427833c00 [drm] fence driver on ring 1 use gpu addr 0x80000c04 and cpu addr 0xffff880427833c04 [drm] fence driver on ring 2 use gpu addr 0x80000c08 and cpu addr 0xffff880427833c08

Suspend failed once but worked on the second try, and everything worked fine after resume. Anyway, I thought I'd post that here, maybe it is of some help to someone.