On Wed, Aug 18, 2021 at 8:52 PM Jarkko Nikula <jarkko.nikula@xxxxxxxxxx> wrote:
>
> Hi
>
> My old Thinkpad T410i won't resume properly anymore after suspend or
> hibernation after v5.12 including today's head 614cb2751d31 ("Merge tag
> 'trace-v5.14-rc6' of
> git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace").
>
> I bisected regression to commit 64f7c698bea9 ("drm/nouveau/fifo: add
> engine_id hook").
>
thanks for the report. We already had an user on IRC reporting this.
There might be a proper patch soon to fix this issue.
> Issue is that Xorg screen is completely messed up, like screen is filled
> with random pixels and changing patterns. Text console is fine but Xorg
> doesn't get better when switching between them.
>
> $ sudo lspci -s 01:00.0 -nnv
> 01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GT218M [NVS
> 3100M] [10de:0a6c] (rev a2) (prog-if 00 [VGA controller])
> Subsystem: Lenovo ThinkPad T410 [17aa:2142]
> Flags: bus master, fast devsel, latency 0, IRQ 30
> Memory at cc000000 (32-bit, non-prefetchable) [size=16M]
> Memory at d0000000 (64-bit, prefetchable) [size=256M]
> Memory at ce000000 (64-bit, prefetchable) [size=32M]
> I/O ports at 2000 [size=128]
> Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
> Capabilities: [60] Power Management version 3
> Capabilities: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+
> Capabilities: [78] Express Endpoint, MSI 00
> Capabilities: [b4] Vendor Specific Information: Len=14 <?>
> Capabilities: [100] Virtual Channel
> Capabilities: [128] Power Budgeting <?>
> Capabilities: [600] Vendor Specific Information: ID=0001 Rev=1
> Len=024 <?>
> Kernel driver in use: nouveau
> Kernel modules: nouveau
>
> "dmesg | grep -i nouveau" before suspend:
> [ 0.698044] nouveau 0000:01:00.0: vgaarb: deactivate vga console
> [ 0.699574] nouveau 0000:01:00.0: NVIDIA GT218 (0a8600a2)
> [ 0.737665] nouveau 0000:01:00.0: bios: version 70.18.88.00.06
> [ 0.738228] nouveau 0000:01:00.0: fb: 256 MiB GDDR3
> [ 0.838796] nouveau 0000:01:00.0: DRM: VRAM: 256 MiB
> [ 0.838798] nouveau 0000:01:00.0: DRM: GART: 1048576 MiB
> [ 0.838802] nouveau 0000:01:00.0: DRM: TMDS table version 2.0
> [ 0.838804] nouveau 0000:01:00.0: DRM: DCB version 4.0
> [ 0.838807] nouveau 0000:01:00.0: DRM: DCB outp 00: 01800323 00010034
> [ 0.838809] nouveau 0000:01:00.0: DRM: DCB outp 01: 02811300 00000000
> [ 0.838811] nouveau 0000:01:00.0: DRM: DCB outp 02: 028223a6 0f220010
> [ 0.838813] nouveau 0000:01:00.0: DRM: DCB outp 03: 02822362 00020010
> [ 0.838815] nouveau 0000:01:00.0: DRM: DCB outp 04: 048333b6 0f220010
> [ 0.838817] nouveau 0000:01:00.0: DRM: DCB outp 05: 04833372 00020010
> [ 0.838819] nouveau 0000:01:00.0: DRM: DCB outp 06: 088443c6 0f220010
> [ 0.838821] nouveau 0000:01:00.0: DRM: DCB outp 07: 08844382 00020010
> [ 0.838823] nouveau 0000:01:00.0: DRM: DCB conn 00: 00000040
> [ 0.838825] nouveau 0000:01:00.0: DRM: DCB conn 01: 00000100
> [ 0.838827] nouveau 0000:01:00.0: DRM: DCB conn 02: 00101246
> [ 0.838828] nouveau 0000:01:00.0: DRM: DCB conn 03: 00202346
> [ 0.838830] nouveau 0000:01:00.0: DRM: DCB conn 04: 00410446
> [ 0.841812] nouveau 0000:01:00.0: DRM: MM: using COPY for buffer copies
> [ 1.268466] nouveau 0000:01:00.0: DRM: allocated 1440x900 fb:
> 0x50000, bo (____ptrval____)
> [ 1.268527] fbcon: nouveaudrmfb (fb0) is primary device
> [ 2.600674] nouveau 0000:01:00.0: [drm] fb0: nouveaudrmfb frame
> buffer device
> [ 2.632208] [drm] Initialized nouveau 1.3.1 20120801 for 0000:01:00.0
> on minor 0
>
> Around suspend/resume dmesg is overrun with these kind of errors:
>
> [ 80.883468] nouveau 0000:01:00.0: fb: trapped read at 00005756c0 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 01 []
> reason 00000006 [NULL_DMAOBJ]
> [ 80.883479] nouveau 0000:01:00.0: ce: intr 00000300
> [ 80.883504] nouveau 0000:01:00.0: fb: trapped read at 0000576000 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 01 []
> reason 00000006 [NULL_DMAOBJ]
> [ 80.883515] nouveau 0000:01:00.0: ce: intr 00000300
> [ 80.883523] nouveau 0000:01:00.0: fb: trapped read at 0000579170 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 01 []
> reason 00000006 [NULL_DMAOBJ]
> [ 80.883535] nouveau 0000:01:00.0: ce: intr 00000300
> [ 80.883557] nouveau 0000:01:00.0: fb: trapped write at 000057dbd0 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 02 []
> reason 00000006 [NULL_DMAOBJ]
> ...
> [ 81.435778] OOM killer enabled.
> [ 81.435780] Restarting tasks ...
> [ 81.436020] systemd-journald[248]: /dev/kmsg buffer overrun, some
> messages lost.
> [ 81.443134] done.
> [ 81.445883] nouveau 0000:01:00.0: ce: intr 00000300
> [ 81.445908] nouveau 0000:01:00.0: fb: trapped read at 0000026000 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 01 []
> reason 00000006 [NULL_DMAOBJ]
> [ 81.445932] nouveau 0000:01:00.0: ce: intr 00000300
> ...
> [ 81.977050] nouveau 0000:01:00.0: fb: trapped write at 00219728b0 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 02 []
> reason 00000006 [NULL_DMAOBJ]
> [ 81.983342] nouveau 0000:01:00.0: ce: intr 00000300
> [ 81.989505] nouveau 0000:01:00.0: fb: trapped write at 0021bbd2c0 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 02 []
> reason 00000006 [NULL_DMAOBJ]
> [ 81.995758] nouveau 0000:01:00.0: ce: intr 00000300
> [ 82.001600] nouveau 0000:01:00.0: fb: trapped write at 0021e13320 on
> channel 1 [0fbce000 DRM] engine 0d [PCE0] client 13 [] subclient 02 []
> reason 00000006 [NULL_DMAOBJ]
> [ 82.006931] nouveau 0000:01:00.0: gr: TRAP_PROP - TP 0 - 00000040
> [RT_FAULT] - Address 0020230000
> [ 82.012021] nouveau 0000:01:00.0: gr: TRAP_PROP - TP 0 - e0c:
> 00000000, e18: 00000000, e1c: 00000000, e20: 00002a00, e24: 00030000
> [ 82.017184] nouveau 0000:01:00.0: gr: 00200000 [] ch 4 [000f8c8000
> Xorg[628]] subc 3 class 8597 mthd 15f0 data 00170017
> [ 82.022332] nouveau 0000:01:00.0: fb: trapped write at 002026bd00 on
> channel 4 [0f8c8000 Xorg[628]] engine 00 [PGRAPH] client 0b [PROP]
> subclient 00 [RT0] reason 00000002 [PAGE_NOT_PRESENT]
>
> Jarkko
>
