port-evbarm/60536: NetBSD 11.0 GENERIC64 fails to boot from USB stick

"[email protected] via gnats" <[email protected]> Mon, 3 Aug 2026 23:25:01 +0000 (UTC)
Newsgroups gmane.os.netbsd.bugs
Message-ID <[email protected]>
>Number:         60536
>Category:       port-evbarm
>Synopsis:       mbr img fails to boot from USB stick
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    port-evbarm-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Aug 03 23:25:00 +0000 2026
>Originator:     [email protected]
>Release:        NetBSD 11.0 (GENERIC64) #0: Thu Jul 30 15:23:12 UTC 2026
>Organization:
	
>Environment:
This is the reporting machine:  System: NetBSD SS.Culver.Net 11.0_RC5 NetBSD 11.0_RC5 (GENERIC) #0: Tue Jun 16 15:48:07 UTC 2026 [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC amd64
Architecture: x86_64
Machine: arm64
>Description:
	RPI 3B+ does not see USB stick upon boot
>How-To-Repeat:
	put mbr img file via dd onto USB stick, attempt to book
        see console messages:

[   1.0000000] NetBSD/evbarm (fdt) booting ...
[   1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
[   1.0000000]     2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013,
[   1.0000000]     2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023,
[   1.0000000]     2024, 2025, 2026
[   1.0000000]     The NetBSD Foundation, Inc.  All rights reserved.
[   1.0000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
[   1.0000000]     The Regents of the University of California.  All rights reserved.

[   1.0000000] NetBSD 11.0 (GENERIC64) #0: Thu Jul 30 15:23:12 UTC 2026
[   1.0000000]  [email protected]:/usr/src/sys/arch/evbarm/compile/GENERIC64
[   1.0000000] total memory = 930 MB
[   1.0000000] avail memory = 895 MB
[   1.0000000] armfdt0 (root)
[   1.0000000] simplebus0 at armfdt0: Raspberry Pi 3 Model B Plus Rev 1.4
[   1.0000000] simplebus1 at simplebus0
[   1.0000000] simplebus2 at simplebus0
[   1.0000000] cpus0 at simplebus0
[   1.0000000] simplebus3 at simplebus0
[   1.0000000] cpu0 at cpus0: Arm Cortex-A53 r0p4 (v8-A), id 0x0
[   1.0000000] cpu0: package 0, core 0, smt 0, numa 0
[   1.0000000] cpu1 at cpus0: Arm Cortex-A53 r0p4 (v8-A), id 0x1
[   1.0000000] cpu1: package 0, core 1, smt 0, numa 0
[   1.0000000] cpu2 at cpus0: Arm Cortex-A53 r0p4 (v8-A), id 0x2
[   1.0000000] cpu2: package 0, core 2, smt 0, numa 0
[   1.0000000] cpu3 at cpus0: Arm Cortex-A53 r0p4 (v8-A), id 0x3
[   1.0000000] cpu3: package 0, core 3, smt 0, numa 0
[   1.0000000] bcmicu0 at simplebus1
[   1.0000000] fclock0 at simplebus2: 19200000 Hz fixed clock (osc)
[   1.0000000] bcmcprman0 at simplebus1: BCM283x Clock Controller
[   1.0000000] syscon0 at simplebus1: couldn't get registers
[   1.0000000] bcmaux0 at simplebus1
[   1.0000000] fclock1 at simplebus2: 480000000 Hz fixed clock (otg)
[   1.0000000] bcmicu1 at simplebus1: Multiprocessor
[   1.0000000] gtmr0 at simplebus0: Generic Timer
[   1.0000000] gtmr0: interrupting on local_intc irq 3
[   1.0000000] armgtmr0 at gtmr0: Generic Timer (19200 kHz, virtual)
[   1.0000040] bcmgpio0 at simplebus1: GPIO controller 2835
[   1.0000040] bcmgpio0: pins 0..31 interrupting on icu irq 49
[   1.0000040] bcmgpio0: pins 32..54 interrupting on icu irq 50
[   1.0000040] gpio0 at bcmgpio0: 54 pins
[   1.0000040] plcom0 at simplebus1: ARM PL011 UART
[   1.0000040] plcom0: txfifo 16 bytes
[   1.0000040] plcom0: interrupting on icu irq 57
[   1.0000040] com0 at simplebus1: BCM AUX UART, 1-byte FIFO
[   1.0000040] com0: console
[   1.0000040] com0: interrupting on icu irq 29, clock 800000000 Hz
[   1.0000040] mmcpwrseq0 at simplebus0: couldn't get reset GPIOs
[   1.0000040] /soc/thermal@7e212000 at simplebus1 not configured
[   1.0000040] bcmdmac0 at simplebus1: DMA0 DMA2 DMA4 DMA5 DMA6 DMA7 DMA8 DMA9 DMA10 DMA11
[   1.0000040] /soc/power at simplebus1 not configured
[   1.0000040] /phy at simplebus0 not configured
[   1.0000040] bsciic0 at simplebus1: Broadcom Serial Controller
[   1.0000040] bsciic0: interrupting on icu irq 53
[   1.0000040] iic0 at bsciic0: I2C bus
[   1.0000040] bcmmbox0 at simplebus1: VC mailbox
[   1.0000040] bcmmbox0: interrupting on icu irq 65
[   1.0000040] vcmbox0 at bcmmbox0
[   1.0000040] /soc/timer@7e003000 at simplebus1 not configured
[   1.0000040] /soc/txp@7e004000 at simplebus1 not configured
[   1.0000040] bcmsdhost0 at simplebus1: SD HOST controller
[   1.0000040] bcmsdhost0: interrupting on icu irq 56
[   1.0000040] bsciic1 at simplebus1: Broadcom Serial Controller
[   1.0000040] bsciic1: interrupting on icu irq 53
[   1.0000040] iic1 at bsciic1: I2C bus
[   1.0000040] /soc/pwm@7e20c000 at simplebus1 not configured
[   1.0000040] sdhc0 at simplebus1: SDHC controller
[   1.0000040] sdhc0: interrupting on icu irq 62
[   1.0000040] bsciic2 at simplebus1: Broadcom Serial Controller
[   1.0000040] bsciic2: interrupting on icu irq 53
[   1.0000040] iic2 at bsciic2: I2C bus
[   1.0000040] dwctwo0 at simplebus1: USB controller
[   1.0000040] dwctwo0: interrupting on icu irq 9
[   1.0000040] bcmpmwdog0 at simplebus1: Power management, Reset and Watchdog controller
[   1.0000040] /soc/vec@7e806000 at simplebus1 not configured
[   1.0000040] /soc/hdmi@7e902000 at simplebus1 not configured
[   1.0000040] /soc/gpu at simplebus1 not configured
[   1.0000040] genfb0 at simplebus1
[   1.0000040] wsdisplay0 at genfb0 kbdmux 1
[   1.0000040] vchiq0 at simplebus1: BCM2835 VCHIQ
[   1.0000040] armpmu0 at simplebus0: Performance Monitor Unit
[   1.0000040] gpioleds0 at simplebus0: ACT
[   1.0000040] bcmrng0 at simplebus1: RNG
[   1.0000040] entropy: ready
[   1.4347140] sdmmc0 at bcmsdhost0
[   1.4347140] sdhc0: SDHC 3.0, rev 153, platform DMA, 200000 kHz, HS 3.3V, re-tuning mode 1, 1024 byte blocks
[   1.4447158] sdmmc1 at sdhc0 slot 0
[   1.4647172] usb0 at dwctwo0: USB revision 2.0
[   1.4747211] armpmu0: interrupting on local_intc irq 9
[   1.4847202] uhub0 at usb0: NetBSD (0x0000) DWC2 root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[   1.5647257] sdmmc0: direct I/O error 5, r=6 p=0xffffc000b14fce5c write
[   1.5747270] sdmmc0: couldn't enable card: 5
[   1.6447317] sdmmc1: 4-bit width, 50.000 MHz
[   1.6547325] sdmmc1: SDIO function
[   1.6547325] bwfm0 at sdmmc1 function 1
[   1.6647337] (manufacturer 0x2d0, product 0xa9a6) at sdmmc1 function 2 not configured
[   1.6747367] (manufacturer 0x2d0, product 0xa9a6, standard function interface code 0x2) at sdmmc1 function 3 not configured
[   1.6859020] swwdog0: software watchdog initialized
[   1.6859020] WARNING: 3 errors while detecting hardware; check system log.
[   1.6947367] boot device: <unknown>
[   1.6947367] unknown device major 0xffffffffffffffff
[   2.6948019] unknown device major 0xffffffffffffffff
[   3.6948676] unknown device major 0xffffffffffffffff
[   4.6949329] unknown device major 0xffffffffffffffff
[   5.6949985] unknown device major 0xffffffffffffffff
[   6.6950630] unknown device major 0xffffffffffffffff
[   7.6951277] unknown device major 0xffffffffffffffff
[   8.6951923] unknown device major 0xffffffffffffffff
[   9.6952575] unknown device major 0xffffffffffffffff
[  10.6953225] unknown device major 0xffffffffffffffff
[  11.6953873] unknown device major 0xffffffffffffffff
[  12.6954522] unknown device major 0xffffffffffffffff
[  13.6955169] unknown device major 0xffffffffffffffff
[  14.6955817] unknown device major 0xffffffffffffffff
[  15.6956464] unknown device major 0xffffffffffffffff
[  16.6957110] unknown device major 0xffffffffffffffff
[  17.6957758] unknown device major 0xffffffffffffffff
[  18.6958405] unknown device major 0xffffffffffffffff
[  19.6959056] unknown device major 0xffffffffffffffff
[  20.6959704] unknown device major 0xffffffffffffffff
[  21.6960352] unknown device major 0xffffffffffffffff
[  21.7060371] root device: sd0a
[  28.6264878] use one of: bwfm0 ddb halt reboot
[  28.6264878] root device: halt
[  41.8573541] syncing disks... done
[  41.8573541] unmounting file systems...
[  41.8673556] unmounting done
[  41.8673556] The operating system has halted.
[  41.8773555] Please press any key to reboot.


>Fix: