Hello everybody, I'm getting a lock order reversal from pcm over last days, which look like this:
Dec 15 16:47:54 mephisto kernel: lock order reversal Dec 15 16:47:54 mephisto kernel: 1st 0xc390e640 pcm0 @ ../../../dev/sound/pcm/sound.c:132 Dec 15 16:47:54 mephisto kernel: 2nd 0xc390e500 pcm0:play:0 @ ../../../dev/sound/pcm/sound.c:189 I don't know if this is important, but I also get complete freezes of my box somtimes and I don't know if there is a connection between this two things Here are some additional information: # cat /dev/sndstat FreeBSD Audio Driver (newpcm) Installed devices: pcm0: <Creative EMU10K1> at io 0xdf80 irq 9 (4p/2r/0v channels duplex default) # uname -a FreeBSD mephisto.cthulhu.net 5.0-CURRENT FreeBSD 5.0-CURRENT #0: Thu Dec 13 17:48:44 CET 2001 *cut* my dmesg ouput is attached. if this is irrelevant please ignore this mail and sorry for my bad english, it isn't my native language ... Christopher Sharp -- FreeBSD the Power for Everything ! Christopher Sharp <[EMAIL PROTECTED]>
Copyright (c) 1992-2001 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 5.0-CURRENT #0: Thu Dec 13 17:48:44 CET 2001 [EMAIL PROTECTED]:/usr/src/sys/i386/compile/KERNEL Preloaded elf kernel "/boot/kernel/kernel" at 0xc054b000. Timecounter "i8254" frequency 1193182 Hz Timecounter "TSC" frequency 350798022 Hz CPU: AMD-K6(tm) 3D processor (350.80-MHz 586-class CPU) Origin = "AuthenticAMD" Id = 0x58c Stepping = 12 Features=0x8021bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,PGE,MMX> AMD Features=0x80000800<SYSCALL,3DNow!> real memory = 268435456 (262144K bytes) avail memory = 255389696 (249404K bytes) K6-family MTRR support enabled (2 registers) Using $PIR table, 7 entries at 0xc00f7c00 npx0: <math processor> on motherboard npx0: INT 16 interface pcib0: <AcerLabs M1541 (Aladdin-V) PCI host bridge> at pcibus 0 on motherboard pci0: <PCI bus> on pcib0 pcib1: <PCI-PCI bridge> at device 1.0 on pci0 pci1: <PCI bus> on pcib1 pci1: <display, VGA> at device 0.0 (no driver attached) pci0: <bridge, PCI-unknown> at device 3.0 (no driver attached) isab0: <PCI-ISA bridge> at device 7.0 on pci0 isa0: <ISA bus> on isab0 ahc0: <Adaptec 2940 Ultra SCSI adapter> port 0xdc00-0xdcff mem 0xdffff000-0xdfffffff irq 10 at device 14.0 on pci0 aic7880: Ultra Wide Channel A, SCSI Id=7, 16/255 SCBs atapci0: <AcerLabs Aladdin ATA33 controller> port 0xffa0-0xffaf irq 0 at device 15.0 on pci0 ata0: at 0x1f0 irq 14 on atapci0 ata1: at 0x170 irq 15 on atapci0 pcm0: <Creative EMU10K1> port 0xdf80-0xdf9f irq 9 at device 16.0 on pci0 ed0: <NE2000 PCI Ethernet (RealTek 8029)> port 0xdf40-0xdf5f irq 5 at device 18.0 on pci0 ed0: address 00:50:ba:bc:f0:77, type NE2000 (16 bit) ata-: ata0 already exists, skipping it ata-: ata1 already exists, skipping it ed-: ed0 already exists, skipping it sc-: sc0 already exists, skipping it vga-: vga0 already exists, skipping it orm0: <Option ROMs> at iomem 0xc0000-0xc9fff,0xcc000-0xcc7ff on isa0 atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0 atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0 kbd0 at atkbd0 psm0: <PS/2 Mouse> irq 12 on atkbdc0 psm0: model IntelliMouse Explorer, device ID 4 fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0 pmtimer0 on isa0 ppc0: parallel port not found. sc0: <System console> at flags 0x100 on isa0 sc0: VGA <16 virtual consoles, flags=0x300> sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0 sio0: type 16550A sio1 at port 0x2f8-0x2ff irq 3 on isa0 sio1: type 16550A vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 unknown: <PNP0303> can't assign resources unknown: <PNP0a03> can't assign resources unknown: <PNP0501> can't assign resources unknown: <PNP0501> can't assign resources unknown: <PNP0700> can't assign resources unknown: <PNP0f13> can't assign resources ad0: 28629MB <QUANTUM FIREBALLlct20 30> [58168/16/63] at ata0-master UDMA33 acd0: CDROM <CRD-8320B> at ata1-slave PIO4 Waiting 15 seconds for SCSI devices to settle Mounting root from ufs:/dev/ad0s2a cd0 at ahc0 bus 0 target 6 lun 0 cd0: <YAMAHA CRW4416S 1.0h> Removable CD-ROM SCSI-2 device cd0: 8.333MB/s transfers (8.333MHz, offset 15) cd0: Attempt to query device size failed: NOT READY, Medium not present - tray closed