[fiji, polaris10] BUG: unable to handle kernel NULL pointer dereference when waking up displays with amdgpu.dc=1
Submitted by Vedran Miletić
Assigned to Default DRI bug account
Link to original bug (#104611)
Description
Created attachment 136703
dmesg
Using Fedora rawhide (28) with kernel 4.15.0-0.rc7.git4.1.fc28.x86_64 on
01:00.1 Audio device [0403]: Advanced Micro Devices, Inc. [AMD/ATI] Fiji HDMI/DP Audio [Radeon R9 Nano / FURY/FURY X] [1002:aae8]
If I let displays go to sleep and then wake them up, I get:
[ 1464.218367] BUG: unable to handle kernel NULL pointer dereference at 0000000000000208
[ 1464.218407] IP: create_stream_for_sink+0x1cc/0x3c0 [amdgpu]
[ 1464.218409] PGD 80000003c89ae067 P4D 80000003c89ae067 PUD 404d9d067 PMD 0
[ 1464.218414] Oops: 0000 [#1 (closed)] SMP PTI
[ 1464.218415] Modules linked in: fuse rpcsec_gss_krb5 nfsv4 dns_resolver nfs lockd grace fscache intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp joydev kvm irqbypass crct10dif_pclmul snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec snd_hda_core intel_cstate eeepc_wmi asus_wmi iTCO_wdt mei_wdt iTCO_vendor_support sparse_keymap snd_seq snd_hwdep rfkill intel_uncore snd_seq_device wmi_bmof ppdev snd_pcm intel_rapl_perf snd_timer parport_pc parport shpchp snd i2c_i801 soundcore mei_me video mei lpc_ich wmi auth_rpcgss binfmt_misc sunrpc amdkfd amd_iommu_v2 amdgpu chash i2c_algo_bit drm_kms_helper ttm crc32c_intel drm r8169 mii hid_cherry
[ 1464.218465] CPU: 7 PID: 1474 Comm: Xorg Not tainted 4.15.0-0.rc7.git4.1.fc28.x86_64 #1 (closed)
[ 1464.218467] Hardware name: Transtec AG /B85M-E, BIOS 3505 11/28/2016
[ 1464.218490] RIP: 0010:create_stream_for_sink+0x1cc/0x3c0 [amdgpu]
[ 1464.218491] RSP: 0018:ffffadcac9c7b900 EFLAGS: 00010286
[ 1464.218493] RAX: 0000000000000870 RBX: ffff9063805b0000 RCX: 0000000000000000
[ 1464.218494] RDX: 0000000000000013 RSI: 0000000000000002 RDI: ffff906337f5b08c
[ 1464.218495] RBP: ffffadcac9c7ba40 R08: 0000000000000000 R09: 0000000000000f00
[ 1464.218497] R10: ffff906337f5b000 R11: 0000000000000870 R12: ffff906337f5b000
[ 1464.218498] R13: 0000000000000000 R14: ffff906345723e80 R15: ffff906337f5d000
[ 1464.218499] FS: 00007f3de9b77a80(0000) GS:ffff90638d400000(0000) knlGS:0000000000000000
[ 1464.218500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1464.218502] CR2: 0000000000000208 CR3: 0000000405d86001 CR4: 00000000001606e0
[ 1464.218503] Call Trace:
[ 1464.218508] ? __lock_is_held+0x65/0xb0
[ 1464.218534] dm_update_crtcs_state+0xef/0x3a0 [amdgpu]
[ 1464.218555] ? dm_update_crtcs_state+0xef/0x3a0 [amdgpu]
[ 1464.218577] ? dc_resource_state_copy_construct+0xcc/0x110 [amdgpu]
[ 1464.218598] amdgpu_dm_atomic_check+0x210/0x480 [amdgpu]
[ 1464.218611] drm_atomic_check_only+0x387/0x560 [drm]
[ 1464.218618] ? drm_connector_list_iter_end+0x5a/0x70 [drm]
[ 1464.218624] drm_atomic_commit+0x18/0x50 [drm]
[ 1464.218630] drm_atomic_connector_commit_dpms+0xef/0x100 [drm]
[ 1464.218637] set_property_atomic+0xce/0x150 [drm]
[ 1464.218646] drm_mode_obj_set_property_ioctl+0xf9/0x1b0 [drm]
[ 1464.218652] ? drm_mode_connector_set_obj_prop+0x80/0x80 [drm]
[ 1464.218657] drm_mode_connector_property_set_ioctl+0x3f/0x60 [drm]
[ 1464.218663] drm_ioctl_kernel+0x5d/0xb0 [drm]
[ 1464.218669] drm_ioctl+0x31b/0x3d0 [drm]
[ 1464.218674] ? drm_mode_connector_set_obj_prop+0x80/0x80 [drm]
[ 1464.218678] ? trace_hardirqs_on_caller+0xf4/0x190
[ 1464.218679] ? trace_hardirqs_on+0xd/0x10
[ 1464.218694] amdgpu_drm_ioctl+0x4f/0x90 [amdgpu]
[ 1464.218697] do_vfs_ioctl+0xa6/0x6c0
[ 1464.218699] ? __fget+0x124/0x210
[ 1464.218702] SyS_ioctl+0x79/0x90
[ 1464.218706] entry_SYSCALL_64_fastpath+0x25/0x9c
[ 1464.218707] RIP: 0033:0x7f3de6e72877
[ 1464.218708] RSP: 002b:00007fffabff2c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 1464.218710] RAX: ffffffffffffffda RBX: 0000000000000200 RCX: 00007f3de6e72877
[ 1464.218712] RDX: 00007fffabff2cd0 RSI: 00000000c01064ab RDI: 000000000000000c
[ 1464.218713] RBP: 0000000000000040 R08: 0000000001fd7390 R09: 0000000000000018
[ 1464.218714] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000001bf1810
[ 1464.218715] R13: 0000000000000000 R14: 0000000001bf1a00 R15: 0000000001bf0990
[ 1464.218719] Code: da 4c 89 e7 e8 56 fc ff ff 4c 89 f6 4c 89 ef 4c 89 e2 e8 28 f0 ff ff 4c 8b ab c0 04 00 00 49 8d bc 24 8c 00 00 00 ba 13 00 00 00 <41> 0f b7 85 08 02 00 00 49 8d b5 12 02 00 00 41 89 84 24 a0 00
[ 1464.218780] RIP: create_stream_for_sink+0x1cc/0x3c0 [amdgpu] RSP: ffffadcac9c7b900
[ 1464.218781] CR2: 0000000000000208
[ 1464.218783] ---[ end trace 0e302a5838408694 ]---
Without DC this works fine.
Attachment 136703, "dmesg":
file_104611.txt