[bug] uboot 2022.07 hangs on rpi 2 with attached usb storage
Jan Palus
jpalus at fastmail.com
Sat Jul 23 21:01:33 CEST 2022
On 23.07.2022 10:42, Simon Glass wrote:
> Hi Jan,
>
> On Sat, 23 Jul 2022 at 09:03, Jan Palus <jpalus at fastmail.com> wrote:
> >
> > On 23.07.2022 16:43, Jan Palus wrote:
> > > On 23.07.2022 16:19, Jan Palus wrote:
> > > > On 22.07.2022 02:59, Simon Glass wrote:
> > > > > Hi Jan,
> > > > >
> > > > > On Mon, 18 Jul 2022 at 11:48, Jan Palus <jpalus at fastmail.com> wrote:
> > > > > >
> > > > > > u-boot 2022.07 boots fine without any USB devices attached to
> > > > > > RaspberryPi 2 however it hangs early on if external USB drive is
> > > > > > connected, right after:
> > > > > >
> > > > > > Request Sense returned 02 04 01
> > > > > >
> > > > > > git bisect indicates first commit to cause regression is:
> > > > > >
> > > > > > 8c9812a5d557c4eacf164147d7380b3af1b222ec is the first bad commit
> > > > > > commit 8c9812a5d557c4eacf164147d7380b3af1b222ec
> > > > > > Author: AKASHI Takahiro <takahiro.akashi at linaro.org>
> > > > > > Date: Tue Mar 8 20:36:40 2022 +0900
> > > > > >
> > > > > > usb: storage: call device_probe() after scanning
> > > > > >
> > > > > > Every time a usb bus/port is scanned and a new device is detected,
> > > > > > we want to call device_probe() as it will give us a chance to run
> > > > > > additional post-processings for some purposes.
> > > > > >
> > > > > > In particular, support for creating partitions on a device will be added.
> > > > > >
> > > > > > Signed-off-by: AKASHI Takahiro <takahiro.akashi at linaro.org>
> > > > > > Reviewed-by: Simon Glass <sjg at chromium.org>
> > > > > >
> > > > > > Reverting this commit fixes the issue.
> > > > > >
> > > > > > Note that USB drive is TOSHIBA MQ04UBD200 and it's not used for booting.
> > > > > > Also note that without this change 0 storage devices are detected even
> > > > > > when drive is attached.
> > > > >
> > > > > I am not sure what is going on here. Can you provide the full console
> > > > > trace of the boot? Any idea where it is hanging?
> > > >
> > > ...
> > > >
> > > > Now the place where it hangs is:
> > > >
> > > > part_efi.c:
> > > >
> > > > static int part_test_efi(struct blk_desc *dev_desc)
> > > > {
> > > > ALLOC_CACHE_ALIGN_BUFFER_PAD(legacy_mbr, legacymbr, 1, dev_desc->blksz);
> > > >
> > > > where dev_desc->blksz is 3782209548.
> > > >
> > >
> > > So it appears block size is read incorrectly? Should be 512 but not sure
> > > where this value 3782209548 is coming from, it's not block capacity
> > > either. After plugging in Linux reports:
> > >
> > > sd 0:0:0:0: [sda] 3907029168 512-byte logical blocks: (2.00 TB/1.82 TiB)
> >
> > Since this was logged:
> >
> > Device NOT ready
> > Request Sense returned 02 04 01
> >
> > then it seems capacity/block size were never determined (happens right
> > after these log messages if they *don't* occur) so I guess they are
> > random values and this usb storage should never have been probed? I'll
> > stop here due to my cluelessness.
>
> Are you able to post the full console log? It should start with the
> 'U-Boot' banner and end with the hang
Sure. Full log without debug logging:
U-Boot 2022.07 (Jul 23 2022 - 20:53:41 +0200)
DRAM: 832 MiB
RPI 2 Model B (0xa01041)
Core: 64 devices, 14 uclasses, devicetree: embed
MMC: mmc at 7e202000: 0
Loading Environment from FAT... Unable to read "uboot.env" from
mmc0:1...
In: serial
Out: vidconsole
Err: vidconsole
Net: No ethernet found.
starting USB...
Bus usb at 7e980000: USB DWC2
scanning bus usb at 7e980000 for devices... Device NOT ready
Request Sense returned 02 04 01
And with debug logging:
U-Boot 2022.07 (Jul 23 2022 - 20:58:39 +0200)
DRAM: size=18, ptr=388, limit=400: 7fffe50
size=4, ptr=38c, limit=400: 7fffe68
832 MiB
bind node aliases
Device 'aliases' has no compatible string
bind node chosen
Device 'chosen' has no compatible string
bind node reserved-memory
Device 'reserved-memory' has no compatible string
bind node thermal-zones
Device 'thermal-zones' has no compatible string
bind node soc
- attempt to match compatible string 'simple-bus'
- found match at 'simple_bus': 'simple-bus' matches 'simple-bus'
bind node timer at 7e003000
- attempt to match compatible string 'brcm,bcm2835-system-timer'
No match for node 'timer at 7e003000'
bind node txp at 7e004000
- attempt to match compatible string 'brcm,bcm2835-txp'
No match for node 'txp at 7e004000'
bind node cprman at 7e101000
- attempt to match compatible string 'brcm,bcm2835-cprman'
No match for node 'cprman at 7e101000'
bind node mailbox at 7e00b880
- attempt to match compatible string 'brcm,bcm2835-mbox'
No match for node 'mailbox at 7e00b880'
bind node gpio at 7e200000
- attempt to match compatible string 'brcm,bcm2835-gpio'
- found match at 'bcm283x_pinctrl': 'brcm,bcm2835-gpio' matches 'brcm,bcm2835-gpio'
bind node serial at 7e201000
- attempt to match compatible string 'arm,pl011'
- found match at 'serial_pl01x': 'arm,pl011' matches 'arm,pl011'
- seq=0
bind node mmc at 7e202000
- attempt to match compatible string 'brcm,bcm2835-sdhost'
- found match at 'bcm2835-sdhost': 'brcm,bcm2835-sdhost' matches 'brcm,bcm2835-sdhost'
bind node i2c at 7e205000
- attempt to match compatible string 'brcm,bcm2835-i2c'
No match for node 'i2c at 7e205000'
bind node aux at 7e215000
- attempt to match compatible string 'brcm,bcm2835-aux'
No match for node 'aux at 7e215000'
bind node pwm at 7e20c000
- attempt to match compatible string 'brcm,bcm2835-pwm'
No match for node 'pwm at 7e20c000'
bind node hvs at 7e400000
- attempt to match compatible string 'brcm,bcm2835-hvs'
No match for node 'hvs at 7e400000'
bind node i2c at 7e804000
- attempt to match compatible string 'brcm,bcm2835-i2c'
No match for node 'i2c at 7e804000'
bind node usb at 7e980000
- attempt to match compatible string 'brcm,bcm2835-usb'
- found match at 'dwc2_usb': 'brcm,bcm2835-usb' matches 'brcm,bcm2835-usb'
bind node usb1 at 1
- attempt to match compatible string 'usb424,9514'
No match for node 'usb1 at 1'
bind node dma at 7e007000
- attempt to match compatible string 'brcm,bcm2835-dma'
No match for node 'dma at 7e007000'
bind node interrupt-controller at 7e00b200
- attempt to match compatible string 'brcm,bcm2836-armctrl-ic'
No match for node 'interrupt-controller at 7e00b200'
bind node watchdog at 7e100000
- attempt to match compatible string 'brcm,bcm2835-pm'
- attempt to match compatible string 'brcm,bcm2835-pm-wdt'
No match for node 'watchdog at 7e100000'
bind node rng at 7e104000
- attempt to match compatible string 'brcm,bcm2835-rng'
No match for node 'rng at 7e104000'
bind node pixelvalve at 7e206000
- attempt to match compatible string 'brcm,bcm2835-pixelvalve0'
No match for node 'pixelvalve at 7e206000'
bind node pixelvalve at 7e207000
- attempt to match compatible string 'brcm,bcm2835-pixelvalve1'
No match for node 'pixelvalve at 7e207000'
bind node thermal at 7e212000
- attempt to match compatible string 'brcm,bcm2836-thermal'
No match for node 'thermal at 7e212000'
bind node i2c at 7e805000
- attempt to match compatible string 'brcm,bcm2835-i2c'
No match for node 'i2c at 7e805000'
bind node vec at 7e806000
- attempt to match compatible string 'brcm,bcm2835-vec'
No match for node 'vec at 7e806000'
bind node pixelvalve at 7e807000
- attempt to match compatible string 'brcm,bcm2835-pixelvalve2'
No match for node 'pixelvalve at 7e807000'
bind node hdmi at 7e902000
- attempt to match compatible string 'brcm,bcm2835-hdmi'
- found match at 'bcm2835_video': 'brcm,bcm2835-hdmi' matches 'brcm,bcm2835-hdmi'
bind node v3d at 7ec00000
- attempt to match compatible string 'brcm,bcm2835-v3d'
No match for node 'v3d at 7ec00000'
bind node gpu
- attempt to match compatible string 'brcm,bcm2835-vc4'
No match for node 'gpu'
bind node local_intc at 40000000
- attempt to match compatible string 'brcm,bcm2836-l1-intc'
No match for node 'local_intc at 40000000'
bind node firmware
- attempt to match compatible string 'raspberrypi,bcm2835-firmware'
- attempt to match compatible string 'simple-mfd'
- found match at 'simple_bus': 'simple-bus' matches 'simple-mfd'
bind node power
- attempt to match compatible string 'raspberrypi,bcm2835-power'
No match for node 'power'
bind node mailbox at 7e00b840
- attempt to match compatible string 'brcm,bcm2836-vchiq'
- attempt to match compatible string 'brcm,bcm2835-vchiq'
No match for node 'mailbox at 7e00b840'
bind node clocks
Device 'clocks' has no compatible string
bind node phy
- attempt to match compatible string 'usb-nop-xceiv'
No match for node 'phy'
bind node arm-pmu
- attempt to match compatible string 'arm,cortex-a7-pmu'
No match for node 'arm-pmu'
bind node timer
- attempt to match compatible string 'arm,armv7-timer'
No match for node 'timer'
bind node cpus
Device 'cpus' has no compatible string
bind node leds
- attempt to match compatible string 'gpio-leds'
No match for node 'leds'
bind node memory at 0
Device 'memory at 0' has no compatible string
bind node smbios
- attempt to match compatible string 'u-boot,sysinfo-smbios'
- found match at 'sysinfo_smbios': 'u-boot,sysinfo-smbios' matches 'u-boot,sysinfo-smbios'
bind node smbios
Device 'smbios' has no compatible string
bind node __symbols__
Device '__symbols__' has no compatible string
bind node clk-osc
- attempt to match compatible string 'fixed-clock'
No match for node 'clk-osc'
bind node clk-usb
- attempt to match compatible string 'fixed-clock'
No match for node 'clk-usb'
0
- 0 'gpio at 7e200000'
- found
0
- 0 'gpio at 7e200000'
- found
pinconfig gpioout: set_state_simple op missing
0
- 0 'gpio at 7e200000'
- found
pinconfig alt0: set_state_simple op missing
0
- 0 'gpio at 7e200000'
- found
pinconfig i2s_alt0: set_state_simple op missing
simple_bus soc: set_state_simple op missing
RPI 2 Model B (0xa01041)
0
- 0 'gpio at 7e200000'
- found
pinconfig uart0_gpio14: set_state_simple op missing
Core: 64 devices, 14 uclasses, devicetree: embed
MMC: 0
- 0 'mmc at 7e202000'
- found
0
- 0 'gpio at 7e200000'
- found
pinconfig sdhost_gpio48: set_state_simple op missing
Sending event 4/(unknown) to spy 'efi_disk add'
bcm2835-sdhost mmc at 7e202000: f_max 250000000, f_min 122129
bcm2835-sdhost mmc at 7e202000: bcm2835_probe -> OK
Sending event 4/(unknown) to spy 'efi_disk add'
1
- 0 'mmc at 7e202000'
- not found
mmc at 7e202000: 0
Loading Environment from FAT... Sending event 4/(unknown) to spy 'efi_disk add'
Sending event 4/(unknown) to spy 'efi_disk add'
Sending event 4/(unknown) to spy 'efi_disk add'
<2, 0, 1024>
<8, 0, 64>
<8488, 256, 128>
FAT read(sect=8098), clust_size=1, read_size=1
FAT read(sect=94922), clust_size=1, read_size=1
FAT read(sect=152022), clust_size=1, read_size=1
FAT read(sect=170944), clust_size=1, read_size=1
FAT read(sect=8108), clust_size=1, read_size=1
FAT read(sect=81128), clust_size=1, read_size=1
FAT read(sect=54597), clust_size=1, read_size=1
FAT read(sect=28307), clust_size=1, read_size=1
FAT read(sect=173533), clust_size=1, read_size=1
FAT read(sect=235690), clust_size=1, read_size=1
FAT read(sect=156342), clust_size=1, read_size=1
Unable to read "uboot.env" from mmc0:1...
0
- 0 'hdmi at 7e902000'
- found
0
- 0 'gpio at 7e200000'
- found
bcm2835_video hdmi at 7e902000: set_state_simple op missing
Sending event 4/(unknown) to spy 'efi_disk add'
Sending event 4/(unknown) to spy 'efi_disk add'
In: serial
Out: vidconsole
Err: vidconsole
0
- not found
Net: No ethernet found.
starting USB...
Bus usb at 7e980000: 0
- 0 'gpio at 7e200000'
- found
dwc2_usb usb at 7e980000: set_state_simple op missing
dwc2_usb usb at 7e980000: Can't get reset: -524
dwc2_usb usb at 7e980000: Core Release: 2.80a
USB DWC2
Sending event 4/(unknown) to spy 'efi_disk add'
scanning bus usb at 7e980000 for devices... bind node usb1 at 1
- attempt to match compatible string 'usb424,9514'
No match for node 'usb1 at 1'
0
- 0 'gpio at 7e200000'
- found
usb_hub usb_hub: set_state_simple op missing
bind node usbether at 1
- attempt to match compatible string 'usb424,ec00'
No match for node 'usbether at 1'
0
- 0 'gpio at 7e200000'
- found
usb_hub usb_hub: set_state_simple op missing
Sending event 4/(unknown) to spy 'efi_disk add'
- seq=0
0
- 0 'gpio at 7e200000'
- found
smsc95xx_eth smsc95xx_eth: set_state_simple op missing
Sending event 4/(unknown) to spy 'efi_disk add'
Device NOT ready
Request Sense returned 02 04 01
> Takahiro-san, so you have any ideas?
>
> Regards,
> Simon
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