[Bug 101460] New: general protection fault in i915_gem_object_info

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=101460

            Bug ID: 101460
           Summary: general protection fault in i915_gem_object_info
           Product: DRI
           Version: unspecified
          Hardware: Other
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: abhay.kumar at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 131990
  --> https://bugs.freedesktop.org/attachment.cgi?id=131990&action=edit
crash log.

[    6.992374] Bluetooth: L2CAP socket layer initialized
[    6.992386] Bluetooth: SCO socket layer initialized
[   22.000173] general protection fault: 0000 [#1] PREEMPT SMP
[   22.000181] Modules linked in: uinput acpi_als kfifo_buf industrialio
bluetooth ecdh_generic lzo zram fuse cfg80211(O) compat(O) ip6table_filter asix
usbnet mii
[   22.000202] CPU: 1 PID: 733 Comm: chrome Tainted: G     U     O   
4.12.0-rc4-cros-be-ga02eede86890-dirty #1
[   22.000205] Hardware name: Intel glkrvp/glkrvp, BIOS
Intel_glkrvp.9623.0.2017_06_09_1457 06/09/2017
[   22.000208] task: ffffa27fb7ac4100 task.stack: ffffae7001044000
[   22.000216] RIP: 0010:per_file_stats+0x6a/0xc3
[   22.000219] RSP: 0018:ffffae7001047c88 EFLAGS: 00010287
[   22.000222] RAX: deacffffffffff20 RBX: ffffa27fa5a51e60 RCX:
dead000000000100
[   22.000224] RDX: ffffae7001047d18 RSI: ffffa27fb79317d0 RDI:
ffffa27fb7b71500
[   22.000226] RBP: ffffae7001047c88 R08: ffffa27fb7b713a8 R09:
0000000000000000
[   22.000229] R10: ffffa27fba14c4e0 R11: 00000000000000c0 R12:
ffffa27fb66d8c38
[   22.000231] R13: ffffffff8ebf1f08 R14: ffffae7001047d18 R15:
ffffa27fba148108
[   22.000234] FS:  00007f5251d8c780(0000) GS:ffffa27fbfc80000(0000)
knlGS:0000000000000000
[   22.000236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.000239] CR2: 00002eb770bd7000 CR3: 000000017794e000 CR4:
00000000003406e0
[   22.000241] Call Trace:
[   22.000248]  idr_for_each+0x4a/0xd1
[   22.000252]  i915_gem_object_info+0x28c/0x36e
[   22.000258]  seq_read+0x1a9/0x38d
[   22.000264]  full_proxy_read+0x5c/0x8b
[   22.000269]  __vfs_read+0x35/0xc0
[   22.000273]  ? fsnotify_perm+0x64/0x6f
[   22.000276]  ? security_file_permission+0x3b/0x42
[   22.000280]  vfs_read+0xa9/0xc5
[   22.000283]  SyS_read+_fastpath+0x13/0x94
[   22.000292] RIP: 0033:0x7f52521ddf0x5f/0xa3
[   22.000289]  entry_SYSCALL_644d
[   22.000295] RSP: 002b:00007ffdcf82d400 EFLAGS: 00000293 ORIG_RAX:
0000000000000000
[   22.000298] RAX: ffffffffffffffda RBX: 00002eb76f1bcd80 RCX:
00007f52521ddf4d
[   22.000300] RDX: 0000000000010000 RSI: 00002eb770bd7000 RDI:
0000000000000072
[   22.000302] RBP: 00007ffdcf82d440 R08: 00007f5251d8c780 R09:
00002eb770bd7000
[   22.000304] R10: 0000000000000000 R11: 0000000000000293 R12:
0000000000000000
[   22.000306] R13: 0000000000000000 R14: 0000000000000463 R15:
ffffffffffffffff
[   22.000309] Code: 48 8b 86 d8 00 00 00 48 01 42 28 48 8b 86 10 01 00 00 48
81 c6 10 01 00 00 48 2d e0 01 00 00 48 8d 88 e0 01 00 00 48 39 f1 74 55 <f6> 80
98 00 00 00 01 74 3d f6 80 e1 00 00 00 01 74 0a 48 8b 48 
[   22.000349] RIP: per_file_stats+0x6a/0xc3 RSP: ffffae7001047c88
[   22.000352] ---[ end trace 9d32ae44854cdd18 ]---
[   22.003475] Kernel panic - not syncing: Fatal exception
[   22.003499] Kernel Offset: 0xd800000 from 0xffffffff81000000 (relocation
range: 0xffffffff80000000-0xffffffffbfffffff)
[   22.006554] ACPI MEMORY or I/O RESET_REG.

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