From: bugzilla-daemon@freedesktop.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 106159] When connecting or disconnecting a displayport to a DP hub with 4.16.2+ kernel, hard freeze with frozen video output
Date: Thu, 26 Apr 2018 14:02:06 +0000 [thread overview]
Message-ID: <bug-106159-502-RNgSahtfbh@http.bugs.freedesktop.org/> (raw)
In-Reply-To: <bug-106159-502@http.bugs.freedesktop.org/>
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https://bugs.freedesktop.org/show_bug.cgi?id=106159
--- Comment #15 from Joel Sass <sass.joel@gmail.com> ---
Created attachment 139132
--> https://bugs.freedesktop.org/attachment.cgi?id=139132&action=edit
This is the dmesg from an ssh session after attaching a monitor to my MST hub
root@nope:~/errors# uname -a
Linux nope 4.16.0-rc7+ #2 SMP Thu Apr 26 08:45:00 EDT 2018 x86_64 x86_64 x86_64
GNU/Linux
Kernel git acquired here:
https://cgit.freedesktop.org/~agd5f/linux/log/?h=drm-fixes-4.17
Key message from dmesg:
[ 526.900234] Call Trace:
[ 526.900280] dm_dp_mst_get_modes+0xce/0x120 [amdgpu]
[ 526.900288] drm_helper_probe_single_connector_modes+0x199/0x6c0
[drm_kms_helper]
[ 526.900294] ? jbd2_journal_stop+0xf3/0x3e0
[ 526.900297] ? __ext4_journal_stop+0x37/0xa0
[ 526.900309] drm_mode_getconnector+0x2c4/0x300 [drm]
[ 526.900314] ? _cond_resched+0x16/0x40
[ 526.900324] ? drm_mode_connector_property_set_ioctl+0x60/0x60 [drm]
[ 526.900333] drm_ioctl_kernel+0x67/0xb0 [drm]
[ 526.900342] drm_ioctl+0x2a9/0x350 [drm]
[ 526.900352] ? drm_mode_connector_property_set_ioctl+0x60/0x60 [drm]
[ 526.900381] amdgpu_drm_ioctl+0x46/0x80 [amdgpu]
[ 526.900385] do_vfs_ioctl+0xa2/0x5f0
[ 526.900389] ? vfs_write+0x162/0x1a0
[ 526.900391] SyS_ioctl+0x74/0x80
[ 526.900395] do_syscall_64+0x60/0x110
[ 526.900399] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
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next prev parent reply other threads:[~2018-04-26 14:02 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-20 18:51 [Bug 106159] When connecting or disconnecting a displayport to a DP hub with 4.16.2+ kernel, hard freeze with frozen video output bugzilla-daemon
2018-04-20 18:52 ` bugzilla-daemon
2018-04-20 18:52 ` bugzilla-daemon
2018-04-20 18:53 ` bugzilla-daemon
2018-04-24 19:30 ` bugzilla-daemon
2018-04-24 19:31 ` bugzilla-daemon
2018-04-24 20:34 ` bugzilla-daemon
2018-04-24 21:37 ` bugzilla-daemon
2018-04-25 15:23 ` bugzilla-daemon
2018-04-25 15:24 ` bugzilla-daemon
2018-04-25 15:25 ` bugzilla-daemon
2018-04-25 20:58 ` bugzilla-daemon
2018-04-25 21:01 ` bugzilla-daemon
2018-04-25 21:15 ` bugzilla-daemon
2018-04-26 13:57 ` bugzilla-daemon
2018-04-26 14:02 ` bugzilla-daemon [this message]
2018-04-26 14:06 ` bugzilla-daemon
2018-06-27 15:25 ` bugzilla-daemon
2019-11-19 8:35 ` bugzilla-daemon
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