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Date
[Bug 1471304] [NEW] ASIC hang happened

To: desktop-packages@xxxxxxxxxxxxxxxxxxx
From: LAZA <1471304@xxxxxxxxxxxxxxxxxx>
Date: Fri, 03 Jul 2015 16:36:05 -0000
Reply-to: Bug 1471304 <1471304@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Public bug reported:

My PC workes 24/7 and crunching BOINC.
Since a few days at morning th PC is dead, not responding to keyboard and mouse but shuts down if i press the Power button.

Searching around in the logs, i found the "ASIC hang happened" error and searching the net some hits more:
https://community.amd.com/message/2654413#2654413
https://community.amd.com/message/2606637#2606637

In /var/log/syslog i got this:

Jul  3 00:48:51 T3500 kernel: [20476.048070] <6>[fglrx] ASIC hang happened
Jul  3 00:48:51 T3500 kernel: [20476.048077] CPU: 3 PID: 1206 Comm: Xorg Tainted: P          IOE  3.19.0-21-generic #21~14.04.1-Ubuntu
Jul  3 00:48:51 T3500 kernel: [20476.048078] Hardware name: Dell Inc. Precision WorkStation T3500  /09KPNV, BIOS A17 05/28/2013
Jul  3 00:48:51 T3500 kernel: [20476.048079]  00000001004d0204 ffff880305893bc8 ffffffff817ae4c0 00000000001459de
Jul  3 00:48:51 T3500 kernel: [20476.048081]  0000000000000000 ffff880305893bd8 ffffffffc05d999e 00000001004d0203
Jul  3 00:48:51 T3500 kernel: [20476.048083]  ffffffffc05e91fc 0000000000000000 ffffffffc06a959e ffff880305893c48
Jul  3 00:48:51 T3500 kernel: [20476.048085] Call Trace:
Jul  3 00:48:51 T3500 kernel: [20476.048091]  [<ffffffff817ae4c0>] dump_stack+0x45/0x57
Jul  3 00:48:51 T3500 kernel: [20476.048143]  [<ffffffffc05d999e>] KCL_DEBUG_OsDump+0xe/0x10 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048173]  [<ffffffffc05e91fc>] firegl_hardwareHangRecovery+0x1c/0x30 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048233]  [<ffffffffc06a959e>] ? _ZN4Asic9WaitUntil15ResetASICIfHungEv+0x1e/0x30 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048290]  [<ffffffffc06a9509>] ? _ZN4Asic9WaitUntil15WaitForCompleteEv+0xb9/0x130 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048348]  [<ffffffffc06a5e15>] ? _ZN4Asic19PM4ElapsedTimeStampEj14_LARGE_INTEGER12_QS_CP_RING_+0xd5/0x160 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048409]  [<ffffffffc06c43b2>] ? _ZNK6AsicCI19insertEventWriteEOPE12_QS_CP_RING_RPjjRmR14_LARGE_INTEGERj+0xb2/0x170 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048468]  [<ffffffffc06ae0d9>] ? _ZN15ExecutableUnits35flush_all_and_invalidate_HDP_cachesE12_QS_CP_RING_+0xc9/0xf0 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048527]  [<ffffffffc06adfbe>] ? _ZN15ExecutableUnits8ringIdleE12_QS_CP_RING_+0x5e/0xb0 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048578]  [<ffffffffc0684b8d>] ? _Z17uQSPm4SynchronizemP18_QS_SYNC_PACKET_IN+0x4d/0x50 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048629]  [<ffffffffc067f888>] ? _Z8uCWDDEQCmjjPvjS_+0x648/0x1240 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048679]  [<ffffffffc0675aea>] ? CMMQS_uCWDDEQC+0xa/0x10 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048714]  [<ffffffffc0616d1f>] ? firegl_cmmqs_CWDDE_32+0x36f/0x480 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048749]  [<ffffffffc06155be>] ? firegl_cmmqs_CWDDE32+0x8e/0x140 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048753]  [<ffffffff8107d7d7>] ? capable+0x17/0x20
Jul  3 00:48:51 T3500 kernel: [20476.048787]  [<ffffffffc0615530>] ? firegl_cmmqs_disabledriver+0x120/0x120 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048817]  [<ffffffffc05e3718>] ? firegl_ioctl+0x1f8/0x260 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048819]  [<ffffffff810dd388>] ? __hrtimer_start_range_ns+0x278/0x3a0
Jul  3 00:48:51 T3500 kernel: [20476.048842]  [<ffffffffc05d11de>] ? ip_firegl_unlocked_ioctl+0xe/0x20 [fglrx]
Jul  3 00:48:51 T3500 kernel: [20476.048844]  [<ffffffff811ff888>] ? do_vfs_ioctl+0x2f8/0x510
Jul  3 00:48:51 T3500 kernel: [20476.048847]  [<ffffffff8168fce2>] ? __sys_recvmsg+0x42/0x80
Jul  3 00:48:51 T3500 kernel: [20476.048848]  [<ffffffff811ffb21>] ? SyS_ioctl+0x81/0xa0
Jul  3 00:48:51 T3500 kernel: [20476.048851]  [<ffffffff817b5ecd>] ? system_call_fastpath+0x16/0x1b
Jul  3 00:48:51 T3500 kernel: [20476.048854] pubdev:0xffffffffc10dd9a0, num of device:1 , name:fglrx, major 15, minor 20. 
Jul  3 00:48:51 T3500 kernel: [20476.048856] device 0 : 0xffff88030e0d8000 .
Jul  3 00:48:51 T3500 kernel: [20476.048857] Asic ID:0x6658, revision:0x15, MMIOReg:0xffffc90006b80000.
Jul  3 00:48:51 T3500 kernel: [20476.048858] FB phys addr: 0xe0000000, MC :0xf400000000, Total FB size :0x40000000.
Jul  3 00:48:51 T3500 kernel: [20476.048860] gart table MC:0xf40f6b8000, Physical:0xef6b8000, size:0x547000.
Jul  3 00:48:51 T3500 kernel: [20476.048861] mc_node :FB, total 1 zones
Jul  3 00:48:51 T3500 kernel: [20476.048862]     MC start:0xf400000000, Physical:0xe0000000, size:0xfd00000.
Jul  3 00:48:51 T3500 kernel: [20476.048864]     Mapped heap -- Offset:0x0, size:0xf6b4000, reference count:192, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048865]     Mapped heap -- Offset:0x0, size:0x1000000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048867]     Mapped heap -- Offset:0xf6b4000, size:0x4000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048868]     Mapped heap -- Offset:0xf6b8000, size:0x548000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048869]     Mapped heap -- Offset:0xfc00000, size:0x100000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048870] mc_node :INV_FB, total 1 zones
Jul  3 00:48:51 T3500 kernel: [20476.048871]     MC start:0xf40fd00000, Physical:0xefd00000, size:0x30300000.
Jul  3 00:48:51 T3500 kernel: [20476.048873]     Mapped heap -- Offset:0x302ee000, size:0x12000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048874] mc_node :GART_USWC, total 4 zones
Jul  3 00:48:51 T3500 kernel: [20476.048875]     MC start:0xff80900000, Physical:0x0, size:0x78000000.
Jul  3 00:48:51 T3500 kernel: [20476.048876]     Mapped heap -- Offset:0x0, size:0x2000000, reference count:5, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048877] mc_node :GART_CACHEABLE, total 4 zones
Jul  3 00:48:51 T3500 kernel: [20476.048878]     MC start:0xff50400000, Physical:0x0, size:0x30500000.
Jul  3 00:48:51 T3500 kernel: [20476.048880]     Mapped heap -- Offset:0x7600000, size:0x800000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048881]     Mapped heap -- Offset:0x6d00000, size:0x900000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048882]     Mapped heap -- Offset:0x6300000, size:0xa00000, reference count:4, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048883]     Mapped heap -- Offset:0x4f00000, size:0xa00000, reference count:16, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048885]     Mapped heap -- Offset:0xa500000, size:0xa00000, reference count:2, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048886]     Mapped heap -- Offset:0x5900000, size:0xa00000, reference count:11, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048887]     Mapped heap -- Offset:0x3e00000, size:0x800000, reference count:34, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048889]     Mapped heap -- Offset:0x4600000, size:0x900000, reference count:6, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048890]     Mapped heap -- Offset:0x3400000, size:0xa00000, reference count:34, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048891]     Mapped heap -- Offset:0x2a00000, size:0xa00000, reference count:5, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048893]     Mapped heap -- Offset:0x2000000, size:0xa00000, reference count:24, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048894]     Mapped heap -- Offset:0x1600000, size:0xa00000, reference count:50, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048895]     Mapped heap -- Offset:0xc00000, size:0xa00000, reference count:5, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048896]     Mapped heap -- Offset:0x200000, size:0xa00000, reference count:4, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048898]     Mapped heap -- Offset:0x0, size:0x200000, reference count:13, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048899]     Mapped heap -- Offset:0xef000, size:0x11000, reference count:1, mapping count:0,
Jul  3 00:48:51 T3500 kernel: [20476.048900] mc_node :PEER_FB_GART, total 1 zones
Jul  3 00:48:51 T3500 kernel: [20476.048901]     MC start:0xfff8900000, Physical:0x0, size:0x1000.
Jul  3 00:48:51 T3500 kernel: [20476.048922] GRBM : 0xa0003028, SRBM : 0x20000e40 .
Jul  3 00:48:51 T3500 kernel: [20476.048924] CP_RB_BASE : 0xff809000, CP_RB_RPTR : 0x5e00 , CP_RB_WPTR :0x5e00.
Jul  3 00:48:51 T3500 kernel: [20476.048927] CP_IB1_BUFSZ:0x0, CP_IB1_BASE_HI:0xff, CP_IB1_BASE_LO:0x81583000.
Jul  3 00:48:51 T3500 kernel: [20476.048928] last submit IB buffer -- MC :0xff81583000,phys:0x306342000.
Jul  3 00:48:51 T3500 kernel: [20476.048930] Dump the trace queue.
Jul  3 00:48:51 T3500 kernel: [20476.048931] End of dump

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: fglrx-updates 2:15.200-0ubuntu0.3
ProcVersionSignature: Ubuntu 3.19.0-21.21~14.04.1-generic 3.19.8
Uname: Linux 3.19.0-21-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 2.14.1-0ubuntu3.11
Architecture: amd64
Date: Fri Jul  3 18:30:44 2015
InstallationDate: Installed on 2015-06-25 (8 days ago)
InstallationMedia: Xubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
SourcePackage: fglrx-installer-updates
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: fglrx-installer-updates (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug third-party-packages trusty

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to fglrx-installer-updates in Ubuntu.
https://bugs.launchpad.net/bugs/1471304

Title:
  ASIC hang happened

Status in fglrx-installer-updates package in Ubuntu:
  New

Bug description:
  My PC workes 24/7 and crunching BOINC.
  Since a few days at morning th PC is dead, not responding to keyboard and mouse but shuts down if i press the Power button.

  Searching around in the logs, i found the "ASIC hang happened" error and searching the net some hits more:
  https://community.amd.com/message/2654413#2654413
  https://community.amd.com/message/2606637#2606637

  In /var/log/syslog i got this:

  Jul  3 00:48:51 T3500 kernel: [20476.048070] <6>[fglrx] ASIC hang happened
  Jul  3 00:48:51 T3500 kernel: [20476.048077] CPU: 3 PID: 1206 Comm: Xorg Tainted: P          IOE  3.19.0-21-generic #21~14.04.1-Ubuntu
  Jul  3 00:48:51 T3500 kernel: [20476.048078] Hardware name: Dell Inc. Precision WorkStation T3500  /09KPNV, BIOS A17 05/28/2013
  Jul  3 00:48:51 T3500 kernel: [20476.048079]  00000001004d0204 ffff880305893bc8 ffffffff817ae4c0 00000000001459de
  Jul  3 00:48:51 T3500 kernel: [20476.048081]  0000000000000000 ffff880305893bd8 ffffffffc05d999e 00000001004d0203
  Jul  3 00:48:51 T3500 kernel: [20476.048083]  ffffffffc05e91fc 0000000000000000 ffffffffc06a959e ffff880305893c48
  Jul  3 00:48:51 T3500 kernel: [20476.048085] Call Trace:
  Jul  3 00:48:51 T3500 kernel: [20476.048091]  [<ffffffff817ae4c0>] dump_stack+0x45/0x57
  Jul  3 00:48:51 T3500 kernel: [20476.048143]  [<ffffffffc05d999e>] KCL_DEBUG_OsDump+0xe/0x10 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048173]  [<ffffffffc05e91fc>] firegl_hardwareHangRecovery+0x1c/0x30 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048233]  [<ffffffffc06a959e>] ? _ZN4Asic9WaitUntil15ResetASICIfHungEv+0x1e/0x30 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048290]  [<ffffffffc06a9509>] ? _ZN4Asic9WaitUntil15WaitForCompleteEv+0xb9/0x130 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048348]  [<ffffffffc06a5e15>] ? _ZN4Asic19PM4ElapsedTimeStampEj14_LARGE_INTEGER12_QS_CP_RING_+0xd5/0x160 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048409]  [<ffffffffc06c43b2>] ? _ZNK6AsicCI19insertEventWriteEOPE12_QS_CP_RING_RPjjRmR14_LARGE_INTEGERj+0xb2/0x170 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048468]  [<ffffffffc06ae0d9>] ? _ZN15ExecutableUnits35flush_all_and_invalidate_HDP_cachesE12_QS_CP_RING_+0xc9/0xf0 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048527]  [<ffffffffc06adfbe>] ? _ZN15ExecutableUnits8ringIdleE12_QS_CP_RING_+0x5e/0xb0 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048578]  [<ffffffffc0684b8d>] ? _Z17uQSPm4SynchronizemP18_QS_SYNC_PACKET_IN+0x4d/0x50 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048629]  [<ffffffffc067f888>] ? _Z8uCWDDEQCmjjPvjS_+0x648/0x1240 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048679]  [<ffffffffc0675aea>] ? CMMQS_uCWDDEQC+0xa/0x10 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048714]  [<ffffffffc0616d1f>] ? firegl_cmmqs_CWDDE_32+0x36f/0x480 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048749]  [<ffffffffc06155be>] ? firegl_cmmqs_CWDDE32+0x8e/0x140 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048753]  [<ffffffff8107d7d7>] ? capable+0x17/0x20
  Jul  3 00:48:51 T3500 kernel: [20476.048787]  [<ffffffffc0615530>] ? firegl_cmmqs_disabledriver+0x120/0x120 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048817]  [<ffffffffc05e3718>] ? firegl_ioctl+0x1f8/0x260 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048819]  [<ffffffff810dd388>] ? __hrtimer_start_range_ns+0x278/0x3a0
  Jul  3 00:48:51 T3500 kernel: [20476.048842]  [<ffffffffc05d11de>] ? ip_firegl_unlocked_ioctl+0xe/0x20 [fglrx]
  Jul  3 00:48:51 T3500 kernel: [20476.048844]  [<ffffffff811ff888>] ? do_vfs_ioctl+0x2f8/0x510
  Jul  3 00:48:51 T3500 kernel: [20476.048847]  [<ffffffff8168fce2>] ? __sys_recvmsg+0x42/0x80
  Jul  3 00:48:51 T3500 kernel: [20476.048848]  [<ffffffff811ffb21>] ? SyS_ioctl+0x81/0xa0
  Jul  3 00:48:51 T3500 kernel: [20476.048851]  [<ffffffff817b5ecd>] ? system_call_fastpath+0x16/0x1b
  Jul  3 00:48:51 T3500 kernel: [20476.048854] pubdev:0xffffffffc10dd9a0, num of device:1 , name:fglrx, major 15, minor 20. 
  Jul  3 00:48:51 T3500 kernel: [20476.048856] device 0 : 0xffff88030e0d8000 .
  Jul  3 00:48:51 T3500 kernel: [20476.048857] Asic ID:0x6658, revision:0x15, MMIOReg:0xffffc90006b80000.
  Jul  3 00:48:51 T3500 kernel: [20476.048858] FB phys addr: 0xe0000000, MC :0xf400000000, Total FB size :0x40000000.
  Jul  3 00:48:51 T3500 kernel: [20476.048860] gart table MC:0xf40f6b8000, Physical:0xef6b8000, size:0x547000.
  Jul  3 00:48:51 T3500 kernel: [20476.048861] mc_node :FB, total 1 zones
  Jul  3 00:48:51 T3500 kernel: [20476.048862]     MC start:0xf400000000, Physical:0xe0000000, size:0xfd00000.
  Jul  3 00:48:51 T3500 kernel: [20476.048864]     Mapped heap -- Offset:0x0, size:0xf6b4000, reference count:192, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048865]     Mapped heap -- Offset:0x0, size:0x1000000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048867]     Mapped heap -- Offset:0xf6b4000, size:0x4000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048868]     Mapped heap -- Offset:0xf6b8000, size:0x548000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048869]     Mapped heap -- Offset:0xfc00000, size:0x100000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048870] mc_node :INV_FB, total 1 zones
  Jul  3 00:48:51 T3500 kernel: [20476.048871]     MC start:0xf40fd00000, Physical:0xefd00000, size:0x30300000.
  Jul  3 00:48:51 T3500 kernel: [20476.048873]     Mapped heap -- Offset:0x302ee000, size:0x12000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048874] mc_node :GART_USWC, total 4 zones
  Jul  3 00:48:51 T3500 kernel: [20476.048875]     MC start:0xff80900000, Physical:0x0, size:0x78000000.
  Jul  3 00:48:51 T3500 kernel: [20476.048876]     Mapped heap -- Offset:0x0, size:0x2000000, reference count:5, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048877] mc_node :GART_CACHEABLE, total 4 zones
  Jul  3 00:48:51 T3500 kernel: [20476.048878]     MC start:0xff50400000, Physical:0x0, size:0x30500000.
  Jul  3 00:48:51 T3500 kernel: [20476.048880]     Mapped heap -- Offset:0x7600000, size:0x800000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048881]     Mapped heap -- Offset:0x6d00000, size:0x900000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048882]     Mapped heap -- Offset:0x6300000, size:0xa00000, reference count:4, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048883]     Mapped heap -- Offset:0x4f00000, size:0xa00000, reference count:16, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048885]     Mapped heap -- Offset:0xa500000, size:0xa00000, reference count:2, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048886]     Mapped heap -- Offset:0x5900000, size:0xa00000, reference count:11, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048887]     Mapped heap -- Offset:0x3e00000, size:0x800000, reference count:34, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048889]     Mapped heap -- Offset:0x4600000, size:0x900000, reference count:6, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048890]     Mapped heap -- Offset:0x3400000, size:0xa00000, reference count:34, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048891]     Mapped heap -- Offset:0x2a00000, size:0xa00000, reference count:5, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048893]     Mapped heap -- Offset:0x2000000, size:0xa00000, reference count:24, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048894]     Mapped heap -- Offset:0x1600000, size:0xa00000, reference count:50, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048895]     Mapped heap -- Offset:0xc00000, size:0xa00000, reference count:5, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048896]     Mapped heap -- Offset:0x200000, size:0xa00000, reference count:4, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048898]     Mapped heap -- Offset:0x0, size:0x200000, reference count:13, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048899]     Mapped heap -- Offset:0xef000, size:0x11000, reference count:1, mapping count:0,
  Jul  3 00:48:51 T3500 kernel: [20476.048900] mc_node :PEER_FB_GART, total 1 zones
  Jul  3 00:48:51 T3500 kernel: [20476.048901]     MC start:0xfff8900000, Physical:0x0, size:0x1000.
  Jul  3 00:48:51 T3500 kernel: [20476.048922] GRBM : 0xa0003028, SRBM : 0x20000e40 .
  Jul  3 00:48:51 T3500 kernel: [20476.048924] CP_RB_BASE : 0xff809000, CP_RB_RPTR : 0x5e00 , CP_RB_WPTR :0x5e00.
  Jul  3 00:48:51 T3500 kernel: [20476.048927] CP_IB1_BUFSZ:0x0, CP_IB1_BASE_HI:0xff, CP_IB1_BASE_LO:0x81583000.
  Jul  3 00:48:51 T3500 kernel: [20476.048928] last submit IB buffer -- MC :0xff81583000,phys:0x306342000.
  Jul  3 00:48:51 T3500 kernel: [20476.048930] Dump the trace queue.
  Jul  3 00:48:51 T3500 kernel: [20476.048931] End of dump

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: fglrx-updates 2:15.200-0ubuntu0.3
  ProcVersionSignature: Ubuntu 3.19.0-21.21~14.04.1-generic 3.19.8
  Uname: Linux 3.19.0-21-generic x86_64
  NonfreeKernelModules: fglrx
  ApportVersion: 2.14.1-0ubuntu3.11
  Architecture: amd64
  Date: Fri Jul  3 18:30:44 2015
  InstallationDate: Installed on 2015-06-25 (8 days ago)
  InstallationMedia: Xubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
  SourcePackage: fglrx-installer-updates
  UpgradeStatus: No upgrade log present (probably fresh install)

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Follow ups

[Bug 1471304] Re: ASIC hang happened
From: Launchpad Bug Tracker, 2015-10-14
[Bug 1471304] Re: ASIC hang happened
From: LAZA, 2015-07-04
[Bug 1471304] [NEW] ASIC hang happened
From: LAZA, 2015-07-03
References

[Bug 1471304] [NEW] ASIC hang happened
From: LAZA, 2015-07-03