Correct: Impish 5.13 kernel is not affected by this issue as that
assertion doesn't even exist.
** Also affects: linux (Ubuntu Impish)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.14 (Ubuntu Impish)
Importance: Undecided
Status: New
** Changed in: linux-oem-5.14 (Ubuntu Impish)
Status: New => Invalid
** Changed in: linux (Ubuntu Impish)
Status: New => In Progress
** Changed in: linux (Ubuntu Impish)
Status: In Progress => Invalid
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https://bugs.launchpad.net/bugs/1961746
Title:
assertion triggered in link_enc_cfg_validate in amdgpu on resume from
s2idle
Status in HWE Next:
New
Status in linux package in Ubuntu:
In Progress
Status in linux-oem-5.14 package in Ubuntu:
Invalid
Status in linux source package in Focal:
Invalid
Status in linux-oem-5.14 source package in Focal:
In Progress
Status in linux source package in Impish:
Invalid
Status in linux-oem-5.14 source package in Impish:
Invalid
Status in linux source package in Jammy:
In Progress
Status in linux-oem-5.14 source package in Jammy:
Invalid
Bug description:
The following WARNING shows up on resume from s2idle on HP Z13/Z16:
[ 136.701141] ------------[ cut here ]------------
[ 136.701146] WARNING: CPU: 0 PID: 1630 at
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_enc_cfg.c:588
link_enc_cfg_validate+0x1f6/0x240 [amdgpu]
[ 136.701417] Modules linked in: hid_logitech_hidpp hid_logitech_dj
michael_mic rfcomm snd_usb_audio snd_usbmidi_lib cmac algif_hash r8153_ecm
algif_skcipher qrtr_mhi r8152 af_alg cdc_mbim cdc_wdm cdc_ncm cdc_ether usbnet
joydev mii intel_rapl_msr intel_rapl_common bnep edac_mce_amd snd_acp6x_pdm_dma
snd_soc_dmic snd_soc_acp6x_mach snd_soc_core snd_compress ac97_bus
snd_pcm_dmaengine qrtr ns snd_ctl_led ath11k_pci ath11k snd_hda_codec_realtek
nls_iso8859_1 qmi_helpers snd_hda_codec_generic amdgpu mac80211 kvm iommu_v2
gpu_sched drm_ttm_helper snd_hda_codec_hdmi btusb crct10dif_pclmul ttm btrtl
thinkpad_acpi ghash_clmulni_intel uvcvideo btbcm snd_seq_midi btintel
snd_hda_intel nvram videobuf2_vmalloc snd_seq_midi_event snd_intel_dspcfg
aesni_intel drm_kms_helper videobuf2_memops snd_intel_sdw_acpi bluetooth
videobuf2_v4l2 videobuf2_common think_lmi crypto_simd cec input_leds
snd_hda_codec videodev cryptd platform_profile usbhid efi_pstore ecdh_generic
serio_raw rapl cfg80211 wmi_bmof
[ 136.701485] firmware_attributes_class ecc ledtrig_audio mc rc_core
snd_rawmidi snd_hda_core snd_pci_acp6x snd_hwdep i2c_algo_bit fb_sys_fops mhi
snd_seq syscopyarea snd_pcm sysfillrect libarc4 sysimgblt snd_rn_pci_acp3x
snd_seq_device snd_pci_acp3x snd_timer ccp snd soundcore hid_sensor_accel_3d
hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_trigger
industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common mac_hid amd_pmc
industrialio acpi_tad sch_fq_codel msr parport_pc ppdev lp drm parport
ip_tables x_tables autofs4 hid_sensor_hub hid_generic crc32_pclmul psmouse nvme
i2c_piix4 nvme_core xhci_pci amd_sfh xhci_pci_renesas wmi i2c_hid_acpi video
i2c_hid hid
[ 136.701526] CPU: 0 PID: 1630 Comm: Xorg Not tainted 5.14.0-1022-oem
#24-Ubuntu
[ 136.701530] Hardware name: LENOVO 21D2SIT061/21D2SIT061, BIOS N3GET11WQ
(0.11 ) 01/14/2022
[ 136.701532] RIP: 0010:link_enc_cfg_validate+0x1f6/0x240 [amdgpu]
[ 136.701930] Code: 83 7d 10 00 74 24 0f b6 83 e0 01 00 00 49 83 c4 01 44 39
e0 7f d4 45 84 ff 74 0f 80 7d 8b 00 74 09 0f b6 45 90 44 20 f0 75 04 <0f> 0b 31
c0 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 8b 4d c8
[ 136.701933] RSP: 0018:ffffa7c28284f980 EFLAGS: 00010246
[ 136.701936] RAX: 0000000000000000 RBX: ffff8e9304ac0000 RCX:
0000000000000000
[ 136.701937] RDX: 0000020100000000 RSI: ffffa7c28284f8b8 RDI:
ffff8e930a628000
[ 136.701939] RBP: ffffa7c28284f9f8 R08: 0000000000000014 R09:
ffff8e937ad00000
[ 136.701940] R10: 0000000000000031 R11: 0000000000000000 R12:
0000000000000001
[ 136.701941] R13: ffff8e934a160800 R14: 0000000000000000 R15:
0000000000000001
[ 136.701942] FS: 00007f546a3a4a40(0000) GS:ffff8e9a5da00000(0000)
knlGS:0000000000000000
[ 136.701944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 136.701945] CR2: 00007f70efb5f500 CR3: 00000001100f6000 CR4:
0000000000750ef0
[ 136.701947] PKRU: 55555554
[ 136.701948] Call Trace:
[ 136.701950] <TASK>
[ 136.701953] link_enc_cfg_link_encs_assign+0x1c9/0x3b0 [amdgpu]
[ 136.702129] dc_validate_global_state+0x57/0x330 [amdgpu]
[ 136.702310] ? drm_modeset_lock+0x8e/0xb0 [drm]
[ 136.702357] ? __raw_callee_save___native_queued_spin_unlock+0x15/0x23
[ 136.702366] amdgpu_dm_atomic_check+0x8e2/0xef0 [amdgpu]
[ 136.702558] ? __slab_alloc+0x20/0x40
[ 136.702562] ? __kmalloc_track_caller+0x1aa/0x490
[ 136.702565] ? amdgpu_dm_connector_atomic_duplicate_state+0x2a/0xd0
[amdgpu]
[ 136.702735] drm_atomic_check_only+0x5a5/0x8c0 [drm]
[ 136.702760] drm_atomic_commit+0x18/0x50 [drm]
[ 136.702779] drm_atomic_helper_set_config+0x7c/0xc0 [drm_kms_helper]
[ 136.702803] drm_mode_setcrtc+0x1fb/0x7b0 [drm]
[ 136.702846] ? drm_mode_getcrtc+0x190/0x190 [drm]
[ 136.702880] drm_ioctl_kernel+0xae/0xf0 [drm]
[ 136.702901] drm_ioctl+0x257/0x410 [drm]
[ 136.702939] ? drm_mode_getcrtc+0x190/0x190 [drm]
[ 136.702980] amdgpu_drm_ioctl+0x4e/0x80 [amdgpu]
[ 136.703135] __x64_sys_ioctl+0x91/0xc0
[ 136.703141] do_syscall_64+0x3b/0xc0
[ 136.703147] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 136.703152] RIP: 0033:0x7f546a70450b
[ 136.703154] Code: 0f 1e fa 48 8b 05 85 39 0d 00 64 c7 00 26 00 00 00 48 c7
c0 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01
f0 ff ff 73 01 c3 48 8b 0d 55 39 0d 00 f7 d8 64 89 01 48
[ 136.703156] RSP: 002b:00007fff039684f8 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[ 136.703159] RAX: ffffffffffffffda RBX: 00007fff03968530 RCX:
00007f546a70450b
[ 136.703160] RDX: 00007fff03968530 RSI: 00000000c06864a2 RDI:
000000000000000c
[ 136.703161] RBP: 00000000c06864a2 R08: 0000000000000000 R09:
000055d0e925e820
[ 136.703162] R10: 0000000000000000 R11: 0000000000000246 R12:
0000000000000000
[ 136.703163] R13: 000000000000000c R14: 000055d0e8279c10 R15:
0000000000000000
[ 136.703166] </TASK>
[ 136.703167] ---[ end trace 5f977edd732e58fd ]---
This is fixed by the following commit which will be going into 5.18:
https://cgit.freedesktop.org/drm/drm/commit/drivers/gpu/drm/amd/display/dc/core/dc_resource.c?id=6d33f0e820bfbc4f0b9b2f23d0d30df4bd6c3001
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