Stray IRQ 35 when using /dev/led on RPi

Michael Tuexen tuexen at freebsd.org
Fri Nov 13 09:49:31 UTC 2015


Dear all,

when using

morse -l "FreeBSD" > /dev/led/act

on a RPi running FreeBSD head as of yesterday I get lots of

Nov 13 10:43:56 rpi2 kernel: gpio0: Stray IRQ 35
Nov 13 10:44:00 rpi2 last message repeated 19 times
Nov 13 10:46:37 rpi2 last message repeated 92 times

messages on the console.

When using vmstat -ia I get

root at rpi2:/usr/home/tuexen # vmstat -ia
interrupt                          total       rate
                                       0          0
irq1: mbox0                        19579          0
irq2: vchiq0                           4          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
irq17: bcm283x_dwco           4248911995          7
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
irq24: bcm_dma0                        0          0
irq25: bcm_dma0                        0          0
irq26: bcm_dma0                  2510498         14
irq27: bcm_dma0                        0          0
irq28: bcm_dma0                        0          0
irq29: bcm_dma0                        0          0
irq30: bcm_dma0                        0          0
irq31: bcm_dma0                        0          0
irq32: bcm_dma0                        0          0
irq33: bcm_dma0                        0          0
irq34: bcm_dma0                        0          0
irq35: bcm_dma0                        0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
irq57: gpio0                           0          0
irq58: gpio0                        2457          0
irq59: gpio0                           0          0
irq60: gpio0                           0          0
irq61: iichb0                          0          0
irq62: spi0                            0          0
                                       0          0
                                       0          0
irq65: uart0                        1839          0
                                       0          0
                                       0          0
                                       0          0
                                       0          0
irq70: sdhci_bcm0                 858378          5
                                       0          0
irq72: generic_time                    0          0
irq73: generic_time             40798880         12
                                       0          0
irq75: generic_time                    0          0
irq76: ipi                      18621941          8
                                       0          0
.......
Total                         4311725571      24383
root at rpi2:/usr/home/tuexen # 

Any idea whats wrong?

Best regards
Michael



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