kernel-packages team mailing list archive

[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1295483

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

** Tags added: trusty

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https://bugs.launchpad.net/bugs/1295483

Title:
  [i915] kernel BUG at /build/buildd/linux-3.13.0/lib/swiotlb.c:456!

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  It looks like Chrome's GPU acceleration is very infrequently capable
  of taking down the kernel; I've been running it for a number of weeks
  and only just hit this BUG:

  Mar 21 14:17:49 RedTail kernel: [58101.987805] ------------[ cut here ]------------
  Mar 21 14:17:49 RedTail kernel: [58101.987823] kernel BUG at /build/buildd/linux-3.13.0/lib/swiotlb.c:456!
  Mar 21 14:17:49 RedTail kernel: [58101.987840] invalid opcode: 0000 [#1] SMP 
  Mar 21 14:17:49 RedTail kernel: [58101.987852] Modules linked in: hid_magicmouse hidp hid ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs ctr ccm xt_conntrack ipt_REJECT overlayfs ip6table_filter ip6_tables ebtable_
  nat ebtables xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_tcpudp bridge stp llc iptable_filter ip_tables x_tables lttng_probe_writeback 
  lttng_probe_workqueue rfcomm bnep lttng_probe_vmscan lttng_probe_udp lttng_probe_timer lttng_probe_sunrpc lttng_probe_statedump lttng_probe_sock lttng_probe_skb lttng_probe_signal lttng_probe_scsi lttng_probe_sche
  d lttng_probe_rpm lttng_probe_regulator lttng_probe_regmap lttng_probe_rcu lttng_probe_random lttng_probe_printk lttng_probe_power lttng_probe_net lttng_probe_napi lttng_probe_module lttng_probe_kvm_x86_mmu lttng_
  probe_kvm_x86 lttng_probe_kvm lttng_probe_kmem lttng_probe_jbd2 lttng_probe_irq lttng_probe_gpio lttng_probe_ext4 lttng_probe_compaction lttng_probe_btrfs lttng_probe_block lttng_probe_asoc lttng_types lttng_ring_
  buffer_metadata_mmap_client lttng_ring_buffer_client_mmap_overwrite lttng_ring_buffer_client_mmap_discard lttng_ring_buffer_metadata_client lttng_ring_buffer_client_overwrite binfmt_misc lttng_ring_buffer_client_d
  iscard lttng_tracer lttng_statedump lttng_ftrace lttng_kprobes lttng_lib_ring_buffer lttng_kretprobes joydev nls_iso8859_1 x86_pkg_temp_thermal intel_powerclamp coretemp arc4 kvm_intel kvm ath9k ath9k_common psmou
  se ath9k_hw serio_raw snd_hda_codec_via ath snd_hda_codec_hdmi snd_hda_intel mac80211 uvcvideo videobuf2_vmalloc snd_hda_codec videobuf2_memops videobuf2_core lpc_ich snd_hwdep snd_pcm videodev cfg80211 rtsx_pci_m
  s memstick dm_multipath scsi_dh ath3k btusb snd_page_alloc bluetooth mei_me snd_seq_midi snd_seq_midi_event mei snd_rawmidi snd_seq snd_seq_device snd_timer snd mac_hid soundcore lp parport btrfs xor raid6_pq libc
  rc32c dm_crypt rtsx_pci_sdmmc i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd i2c_algo_bit drm_kms_helper ahci e1000e libahci drm rtsx_pci 
  ptp pps_core wmi video
  Mar 21 14:17:49 RedTail kernel: [58101.988405] CPU: 7 PID: 19627 Comm: chrome Not tainted 3.13.0-18-generic #38-Ubuntu
  Mar 21 14:17:49 RedTail kernel: [58101.988424] Hardware name: System76, Inc. Galago UltraPro/Galago UltraPro, BIOS 4.6.5 07/09/2013
  Mar 21 14:17:49 RedTail kernel: [58101.988456] task: ffff88003e62c7d0 ti: ffff8802d47c6000 task.ti: ffff8802d47c6000
  Mar 21 14:17:49 RedTail kernel: [58101.988476] RIP: 0010:[<ffffffff8137dc2d>]  [<ffffffff8137dc2d>] swiotlb_tbl_map_single+0x28d/0x2a0
  Mar 21 14:17:49 RedTail kernel: [58101.988503] RSP: 0018:ffff8802d47c7a70  EFLAGS: 00010246
  Mar 21 14:17:49 RedTail kernel: [58101.988517] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
  Mar 21 14:17:49 RedTail kernel: [58101.988535] RDX: 0005800000000000 RSI: 00000000d4abd000 RDI: 0000000000000000
  Mar 21 14:17:49 RedTail kernel: [58101.988553] RBP: ffff8802d47c7ad0 R08: 0000000000000000 R09: ffff880402f726d0
  Mar 21 14:17:49 RedTail kernel: [58101.988571] R10: 000000001ea06000 R11: 0000000000000062 R12: ffff880409239098
  Mar 21 14:17:49 RedTail kernel: [58101.988589] R13: 0000000000000001 R14: 0000160000000000 R15: 0000000000200000
  Mar 21 14:17:49 RedTail kernel: [58101.988607] FS:  00007fa8d07d5a00(0000) GS:ffff88041fbc0000(0000) knlGS:0000000000000000
  Mar 21 14:17:49 RedTail kernel: [58101.988627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  Mar 21 14:17:49 RedTail kernel: [58101.988642] CR2: 00002f6213eea004 CR3: 0000000362cb9000 CR4: 00000000001407e0
  Mar 21 14:17:49 RedTail kernel: [58101.988660] Stack:
  Mar 21 14:17:49 RedTail kernel: [58101.988667]  000000001fa944c0 0005800000000000 ffff88039dff9e40 0000000000000000
  Mar 21 14:17:49 RedTail kernel: [58101.988691]  ffff880409239098 0000000000000000 00000000001a957a 0000000000000000
  Mar 21 14:17:49 RedTail kernel: [58101.988723]  ffff880409239098 0000000000000040 0000160000000000 ffff88021bf3f800
  Mar 21 14:17:49 RedTail kernel: [58101.988759] Call Trace:
  Mar 21 14:17:49 RedTail kernel: [58101.988777]  [<ffffffff8137e5ca>] swiotlb_map_sg_attrs+0xba/0x150
  Mar 21 14:17:49 RedTail kernel: [58101.988820]  [<ffffffffa0186db2>] i915_gem_gtt_prepare_object+0x82/0xb0 [i915]
  Mar 21 14:17:49 RedTail kernel: [58101.988854]  [<ffffffffa017ee5a>] i915_gem_object_pin+0x47a/0x720 [i915]
  Mar 21 14:17:49 RedTail kernel: [58101.988880]  [<ffffffffa01829ac>] i915_gem_execbuffer_reserve_vma.isra.12+0x6c/0x1e0 [i915]
  Mar 21 14:17:49 RedTail kernel: [58101.988909]  [<ffffffffa0182df0>] i915_gem_execbuffer_reserve+0x2d0/0x2f0 [i915]
  Mar 21 14:17:49 RedTail kernel: [58101.988935]  [<ffffffffa0183cfd>] i915_gem_do_execbuffer.isra.22+0x4cd/0xff0 [i915]
  Mar 21 14:17:49 RedTail kernel: [58101.988958]  [<ffffffff811564ee>] ? __alloc_pages_nodemask+0x14e/0x290
  Mar 21 14:17:49 RedTail kernel: [58101.988982]  [<ffffffffa0184cb1>] ? i915_gem_execbuffer2+0x51/0x280 [i915]
  Mar 21 14:17:49 RedTail kernel: [58101.989008]  [<ffffffffa0184cfd>] i915_gem_execbuffer2+0x9d/0x280 [i915]
  Mar 21 14:17:49 RedTail kernel: [58101.989036]  [<ffffffffa003cc22>] drm_ioctl+0x502/0x630 [drm]
  Mar 21 14:17:49 RedTail kernel: [58101.989056]  [<ffffffff8162a4c5>] ? sk_run_filter+0x295/0x700
  Mar 21 14:17:49 RedTail kernel: [58101.989074]  [<ffffffff811cba30>] do_vfs_ioctl+0x2e0/0x4c0
  Mar 21 14:17:49 RedTail kernel: [58101.989091]  [<ffffffff8110c683>] ? __secure_computing+0x73/0x260
  Mar 21 14:17:49 RedTail kernel: [58101.989108]  [<ffffffff811cbc91>] SyS_ioctl+0x81/0xa0
  Mar 21 14:17:49 RedTail kernel: [58101.989123]  [<ffffffff81721c7f>] tracesys+0xe1/0xe6
  Mar 21 14:17:49 RedTail kernel: [58101.989136] Code: 48 c7 c7 d4 9e fb 81 e8 82 b2 39 00 eb 8c 89 f6 41 bf 00 00 20 00 48 8d 86 ff 07 00 00 48 89 45 d0 48 c1 6d d0 0b e9 e7 fd ff ff <0f> 0b 48 c7 c7 00 b0 a8 81 31
   c0 e8 50 be 38 00 0f 1f 00 55 48 
  Mar 21 14:17:49 RedTail kernel: [58101.989217] RIP  [<ffffffff8137dc2d>] swiotlb_tbl_map_single+0x28d/0x2a0
  Mar 21 14:17:49 RedTail kernel: [58101.989235]  RSP <ffff8802d47c7a70>
  Mar 21 14:17:49 RedTail kernel: [58101.997847] ---[ end trace aa4c53b4f17bc057 ]---

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