Date: Sun, 28 Oct 2007 18:35:02 GMT From: Zuikov Artyom <4ertus2@mail.ru> To: freebsd-gnats-submit@FreeBSD.org Subject: usb/117613: uhci interrupt storm & USB leaked memory on destroy Message-ID: <200710281835.l9SIZ2L2026814@www.freebsd.org> Resent-Message-ID: <200710281840.l9SIe1Gm014956@freefall.freebsd.org>
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>Number: 117613 >Category: usb >Synopsis: uhci interrupt storm & USB leaked memory on destroy >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-usb >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Oct 28 18:40:01 UTC 2007 >Closed-Date: >Last-Modified: >Originator: Zuikov Artyom >Release: 6.3-PRERELEASE >Organization: >Environment: FreeBSD 4ertus2 6.3-PRERELEASE FreeBSD 6.3-PRERELEASE #6: Sun Oct 28 20:31:08 UTC 2007 42@4ertus2:/usr/obj/usr/src/sys/COMP42 i386 >Description: # KERNCONF # cpu I686_CPU # cat /etc/make.conf | grep CFLAGS CFLAGS= -O2 -pipe # kldload usb && pciconf -l && sleep 4 && kldunload usb hostb0@pci0:0:0: class=0x060000 card=0x80331043 chip=0x03051106 rev=0x03 hdr=0x00 pcib1@pci0:1:0: class=0x060400 card=0x00000000 chip=0x83051106 rev=0x00 hdr=0x01 isab0@pci0:4:0: class=0x060100 card=0x80331043 chip=0x06861106 rev=0x22 hdr=0x00 atapci0@pci0:4:1: class=0x01018a card=0x00000000 chip=0x05711106 rev=0x10 hdr=0x00 uhci0@pci0:4:2: class=0x0c0300 card=0x12340925 chip=0x30381106 rev=0x10 hdr=0x00 uhci1@pci0:4:3: class=0x0c0300 card=0x12340925 chip=0x30381106 rev=0x10 hdr=0x00 hostb1@pci0:4:4: class=0x060000 card=0x80331043 chip=0x30571106 rev=0x30 hdr=0x00 pcm0@pci0:10:0: class=0x040100 card=0x80271102 chip=0x00021102 rev=0x08 hdr=0x00 emujoy0@pci0:10:1: class=0x098000 card=0x00201102 chip=0x70021102 rev=0x08 hdr=0x00 dc0@pci0:11:0: class=0x020000 card=0x00000000 chip=0x00191011 rev=0x41 hdr=0x00 nvidia0@pci1:0:0: class=0x030000 card=0x00000000 chip=0x017110de rev=0xa3 hdr=0x00 # dmesg uhci0: <VIA 83C572 USB controller> port 0xd400-0xd41f irq 6 at device 4.2 on pci0 uhci0: [GIANT-LOCKED] interrupt storm detected on "irq6:"; throttling interrupt source usb0: <VIA 83C572 USB controller> on uhci0 usb0: USB revision 1.0 uhub0: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub0: 2 ports with 2 removable, self powered uhci1: <VIA 83C572 USB controller> port 0xd000-0xd01f irq 6 at device 4.3 on pci0 uhci1: [GIANT-LOCKED] usb1: <VIA 83C572 USB controller> on uhci1 usb1: USB revision 1.0 uhub1: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub1: 2 ports with 2 removable, self powered interrupt storm detected on "irq6:"; throttling interrupt source interrupt storm detected on "irq6:"; throttling interrupt source interrupt storm detected on "irq6:"; throttling interrupt source interrupt storm detected on "irq6:"; throttling interrupt source interrupt storm detected on "irq6:"; throttling interrupt source (null): at uhub0 port 1 (addr 2) disconnected uhub0: detached uhub1: detached usb0: detached usb1: detached uhci0: detached uhci1: detached Warning: memory type USBdev leaked memory on destroy (12 allocations, 6144 bytes leaked). Warning: memory type USB leaked memory on destroy (27 allocations, 2048 bytes leaked). stray irq6 >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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