From mboxrd@z Thu Jan  1 00:00:00 1970
From: bugzilla-daemon@freedesktop.org
Subject: [Bug 104608] [r600, RV635] Removing radeon module results in BUG:
 unable to handle kernel NULL pointer dereference at 0000000000000258
Date: Fri, 12 Jan 2018 19:00:12 +0000
Message-ID: <bug-104608-502@http.bugs.freedesktop.org/>
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--===============1273581620==
Content-Type: multipart/alternative; boundary="15157836120.cfbf.3437"
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--15157836120.cfbf.3437
Date: Fri, 12 Jan 2018 19:00:12 +0000
MIME-Version: 1.0
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated

https://bugs.freedesktop.org/show_bug.cgi?id=3D104608

            Bug ID: 104608
           Summary: [r600, RV635] Removing radeon module results in BUG:
                    unable to handle kernel NULL pointer dereference at
                    0000000000000258
           Product: DRI
           Version: unspecified
          Hardware: All
                OS: Linux (All)
            Status: NEW
          Severity: critical
          Priority: medium
         Component: DRM/Radeon
          Assignee: dri-devel@lists.freedesktop.org
          Reporter: vedran@miletic.net

(Reported to Fedora: https://bugzilla.redhat.com/show_bug.cgi?id=3D1534012)

Description of problem:
Removing radeon module using modprobe -r results in BUG: unable to handle
kernel NULL pointer dereference at 0000000000000258

Version-Release number of selected component (if applicable):
4.14.13-300.fc27.x86_64

How reproducible:
Didn't try.

Steps to Reproduce:
1. sudo modprobe -r radeon
2.
3.

Actual results:
[115942.917095] BUG: unable to handle kernel NULL pointer dereference at
0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.917144] IP: mutex_lock+0x1d/0x40=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.917174] PGD 0 P4D 0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917207] Oops: 0002 [#1] SMP PTI=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.917238] Modules linked in: tun ip6t_rpfilter ip6t_REJECT nf_reject_=
ipv6
xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc
ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle
ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4
nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_raw iptable_security
ebtable_filter ebtables ip6table_filter ip6_tables snd_hda_codec_realtek
snd_hda_codec_generic sunrpc snd_hda_codec_hdmi ppdev snd_hda_intel iTCO_wdt
iTCO_vendor_support snd_hda_codec snd_hda_core coretemp snd_hwdep snd_pcm
i2c_i801 snd_timer snd parport_pc lpc_ich soundcore parport asus_atk0110 sh=
pchp
acpi_cpufreq xfs libcrc32c ata_generic pata_acpi amdkfd amd_iommu_v2 radeon=
(-)
serio_raw r8169 firewire_ohci i2c_algo_bit firewire_core
[115942.917377]  pata_marvell mii crc_itu_t drm_kms_helper ttm drm=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.917417] CPU: 0 PID: 6778 Comm: modprobe Not tainted
4.14.13-300.fc27.x86_64 #1=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917488] Hardware name: System manufacturer System Product Name/P5QL=
-EM,
BIOS 0802    05/12/2010=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917558] task: ffff96b09a4b3c00 task.stack: ffffb500c13b4000=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.917610] RIP: 0010:mutex_lock+0x1d/0x40=20=20=20=20=20=20=20=20=20=
=20=20=20=20
[115942.917659] RSP: 0018:ffffb500c13b7cf0 EFLAGS: 00010246
[115942.917710] RAX: 0000000000000000 RBX: 0000000000000258 RCX:
000000010020000f=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917779] RDX: ffff96b09a4b3c00 RSI: ffff96b095a0ef20 RDI:
0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917849] RBP: ffffb500c13b7cf8 R08: ffff96b093a19a80 R09:
000000010020000f=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917918] R10: ffffb500c13b7cc8 R11: 0000000000000000 R12:
0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917987] R13: ffff96b095a0ef20 R14: ffffffffc0625210 R15:
ffff96b09a50f100=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918064] FS:  00007faa7058c0c0(0000) GS:ffff96b09fc00000(0000)
knlGS:0000000000000000=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20
[115942.918065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] CR2: 0000000000000258 CR3: 0000000050256000 CR4:
00000000000006f0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] Call Trace:=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065]  drm_mode_object_unregister+0x23/0x50 [drm]
[115942.918065]  drm_framebuffer_unregister_private+0x1a/0x20 [drm]=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.918065]  radeon_fbdev_fini+0x56/0x80 [radeon]=20=20=20=20=20=20
[115942.918065]  radeon_modeset_fini+0x72/0xb0 [radeon]=20=20=20=20
[115942.918065]  radeon_driver_unload_kms+0x43/0x80 [radeon]=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065]  drm_dev_unregister+0x43/0xf0 [drm]=20=20=20=20=20=20=20=20
[115942.918065]  drm_put_dev+0x32/0x70 [drm]=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  radeon_pci_remove+0x15/0x20 [radeon]=20=20=20=20=20=20
[115942.918065]  pci_device_remove+0x39/0xb0=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  device_release_driver_internal+0x158/0x210
[115942.918065]  driver_detach+0x38/0x70=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.918065]  bus_remove_driver+0x59/0xd0=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  driver_unregister+0x2c/0x40=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  pci_unregister_driver+0x22/0xb0=20=20=20=20=20=20=20=20=20=
=20=20
[115942.918065]  radeon_exit+0x15/0x6f [radeon]=20=20=20=20=20=20=20=20=20=
=20=20=20
[115942.918065]  SyS_delete_module+0x1a8/0x2b0=20=20=20=20=20=20=20=20=20=
=20=20=20=20
[115942.918065]  ? exit_to_usermode_loop+0x8f/0xb0=20=20=20=20=20=20=20=20=
=20
[115942.918065]  entry_SYSCALL_64_fastpath+0x20/0x83=20=20=20=20=20=20=20
[115942.918065] RIP: 0033:0x7faa6fa54077=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.918065] RSP: 002b:00007ffd42b9ccc8 EFLAGS: 00000206 ORIG_RAX:
00000000000000b0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RAX: ffffffffffffffda RBX: 0000000000000003 RCX:
00007faa6fa54077=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RDX: 0000000000000000 RSI: 0000000000000800 RDI:
0000559fc225dd98=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RBP: 0000000000000000 R08: 00007ffd42b9bc71 R09:
0000000000000000=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] R10: 00007faa6face100 R11: 0000000000000206 R12:
0000559fc225dd30=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] R13: 00007ffd42b9bce0 R14: 0000559fc225dd98 R15:
00007ffd42b9e0b0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] Code: ff 5d c3 90 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66=
 90
55 48 89 e5 53 48 89 fb e8 ce e2 ff ff 65 48 8b 14 25 00 5c 01 00 31 c0 <f0=
> 48
0f b1 13 48 85 c0 74 08 48 89 df e8 b1 ff ff ff 5b 5d c3=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RIP: mutex_lock+0x1d/0x40 RSP: ffffb500c13b7cf0=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] CR2: 0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20
[115942.920031] ---[ end trace c2bf9af6c48b5a97 ]---

Expected results:
No error.

Additional info:
01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc.
[AMD/ATI] RV635 [Radeon HD 3650/3750/4570/4580] [1002:9598]

--=20
You are receiving this mail because:
You are the assignee for the bug.=

--15157836120.cfbf.3437
Date: Fri, 12 Jan 2018 19:00:12 +0000
MIME-Version: 1.0
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated

<html>
    <head>
      <base href=3D"https://bugs.freedesktop.org/">
    </head>
    <body><table border=3D"1" cellspacing=3D"0" cellpadding=3D"8">
        <tr>
          <th>Bug ID</th>
          <td><a class=3D"bz_bug_link=20
          bz_status_NEW "
   title=3D"NEW - [r600, RV635] Removing radeon module results in BUG: unab=
le to handle kernel NULL pointer dereference at 0000000000000258"
   href=3D"https://bugs.freedesktop.org/show_bug.cgi?id=3D104608">104608</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[r600, RV635] Removing radeon module results in BUG: unable t=
o handle kernel NULL pointer dereference at 0000000000000258
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>critical
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>DRM/Radeon
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>dri-devel&#64;lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>vedran&#64;miletic.net
          </td>
        </tr></table>
      <p>
        <div>
        <pre>(Reported to Fedora: <a href=3D"https://bugzilla.redhat.com/sh=
ow_bug.cgi?id=3D1534012">https://bugzilla.redhat.com/show_bug.cgi?id=3D1534=
012</a>)

Description of problem:
Removing radeon module using modprobe -r results in BUG: unable to handle
kernel NULL pointer dereference at 0000000000000258

Version-Release number of selected component (if applicable):
4.14.13-300.fc27.x86_64

How reproducible:
Didn't try.

Steps to Reproduce:
1. sudo modprobe -r radeon
2.
3.

Actual results:
[115942.917095] BUG: unable to handle kernel NULL pointer dereference at
0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.917144] IP: mutex_lock+0x1d/0x40=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.917174] PGD 0 P4D 0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917207] Oops: 0002 [#1] SMP PTI=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.917238] Modules linked in: tun ip6t_rpfilter ip6t_REJECT nf_reject_=
ipv6
xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc
ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle
ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4
nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_raw iptable_security
ebtable_filter ebtables ip6table_filter ip6_tables snd_hda_codec_realtek
snd_hda_codec_generic sunrpc snd_hda_codec_hdmi ppdev snd_hda_intel iTCO_wdt
iTCO_vendor_support snd_hda_codec snd_hda_core coretemp snd_hwdep snd_pcm
i2c_i801 snd_timer snd parport_pc lpc_ich soundcore parport asus_atk0110 sh=
pchp
acpi_cpufreq xfs libcrc32c ata_generic pata_acpi amdkfd amd_iommu_v2 radeon=
(-)
serio_raw r8169 firewire_ohci i2c_algo_bit firewire_core
[115942.917377]  pata_marvell mii crc_itu_t drm_kms_helper ttm drm=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.917417] CPU: 0 PID: 6778 Comm: modprobe Not tainted
4.14.13-300.fc27.x86_64 #1=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917488] Hardware name: System manufacturer System Product Name/P5QL=
-EM,
BIOS 0802    05/12/2010=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917558] task: ffff96b09a4b3c00 task.stack: ffffb500c13b4000=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.917610] RIP: 0010:mutex_lock+0x1d/0x40=20=20=20=20=20=20=20=20=20=
=20=20=20=20
[115942.917659] RSP: 0018:ffffb500c13b7cf0 EFLAGS: 00010246
[115942.917710] RAX: 0000000000000000 RBX: 0000000000000258 RCX:
000000010020000f=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917779] RDX: ffff96b09a4b3c00 RSI: ffff96b095a0ef20 RDI:
0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917849] RBP: ffffb500c13b7cf8 R08: ffff96b093a19a80 R09:
000000010020000f=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917918] R10: ffffb500c13b7cc8 R11: 0000000000000000 R12:
0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.917987] R13: ffff96b095a0ef20 R14: ffffffffc0625210 R15:
ffff96b09a50f100=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918064] FS:  00007faa7058c0c0(0000) GS:ffff96b09fc00000(0000)
knlGS:0000000000000000=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20
[115942.918065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] CR2: 0000000000000258 CR3: 0000000050256000 CR4:
00000000000006f0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] Call Trace:=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065]  drm_mode_object_unregister+0x23/0x50 [drm]
[115942.918065]  drm_framebuffer_unregister_private+0x1a/0x20 [drm]=20=20=
=20=20=20=20=20=20=20=20=20=20=20
[115942.918065]  radeon_fbdev_fini+0x56/0x80 [radeon]=20=20=20=20=20=20
[115942.918065]  radeon_modeset_fini+0x72/0xb0 [radeon]=20=20=20=20
[115942.918065]  radeon_driver_unload_kms+0x43/0x80 [radeon]=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065]  drm_dev_unregister+0x43/0xf0 [drm]=20=20=20=20=20=20=20=20
[115942.918065]  drm_put_dev+0x32/0x70 [drm]=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  radeon_pci_remove+0x15/0x20 [radeon]=20=20=20=20=20=20
[115942.918065]  pci_device_remove+0x39/0xb0=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  device_release_driver_internal+0x158/0x210
[115942.918065]  driver_detach+0x38/0x70=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.918065]  bus_remove_driver+0x59/0xd0=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  driver_unregister+0x2c/0x40=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20
[115942.918065]  pci_unregister_driver+0x22/0xb0=20=20=20=20=20=20=20=20=20=
=20=20
[115942.918065]  radeon_exit+0x15/0x6f [radeon]=20=20=20=20=20=20=20=20=20=
=20=20=20
[115942.918065]  SyS_delete_module+0x1a8/0x2b0=20=20=20=20=20=20=20=20=20=
=20=20=20=20
[115942.918065]  ? exit_to_usermode_loop+0x8f/0xb0=20=20=20=20=20=20=20=20=
=20
[115942.918065]  entry_SYSCALL_64_fastpath+0x20/0x83=20=20=20=20=20=20=20
[115942.918065] RIP: 0033:0x7faa6fa54077=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
[115942.918065] RSP: 002b:00007ffd42b9ccc8 EFLAGS: 00000206 ORIG_RAX:
00000000000000b0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RAX: ffffffffffffffda RBX: 0000000000000003 RCX:
00007faa6fa54077=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RDX: 0000000000000000 RSI: 0000000000000800 RDI:
0000559fc225dd98=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RBP: 0000000000000000 R08: 00007ffd42b9bc71 R09:
0000000000000000=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] R10: 00007faa6face100 R11: 0000000000000206 R12:
0000559fc225dd30=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] R13: 00007ffd42b9bce0 R14: 0000559fc225dd98 R15:
00007ffd42b9e0b0=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] Code: ff 5d c3 90 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66=
 90
55 48 89 e5 53 48 89 fb e8 ce e2 ff ff 65 48 8b 14 25 00 5c 01 00 31 c0 &lt=
;f0&gt; 48
0f b1 13 48 85 c0 74 08 48 89 df e8 b1 ff ff ff 5b 5d c3=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] RIP: mutex_lock+0x1d/0x40 RSP: ffffb500c13b7cf0=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20
[115942.918065] CR2: 0000000000000258=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20
[115942.920031] ---[ end trace c2bf9af6c48b5a97 ]---

Expected results:
No error.

Additional info:
01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc.
[AMD/ATI] RV635 [Radeon HD 3650/3750/4570/4580] [1002:9598]</pre>
        </div>
      </p>


      <hr>
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