Date: Thu, 31 May 2018 21:30:54 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 228654] ACPI suspend with bounce kills USB Message-ID: <bug-228654-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D228654 Bug ID: 228654 Summary: ACPI suspend with bounce kills USB Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: yuri@freebsd.org Version: > FreeBSD xxx 12.0-CURRENT FreeBSD 12.0-CURRENT #1 r334417M: Thu May 31 07:= 47:47 PDT 2018 unknown@nohost.com:/usr/obj/usr/src/amd64.amd64/sys/GENE= RIC amd64 Commands (from https://www.freebsd.org/doc/handbook/acpi-overview.html): > # sysctl debug.bootverbose=3D1 > # sysctl debug.acpi.suspend_bounce=3D1 > # acpiconf -s 3 cause USB to be deactivated with these messages: > May 31 14:09:12 xxx acpi[1801]: resumed at 20180531 14:09:12 > May 31 14:09:12 xxx kernel: uhub2: 4 ports with 4 removable, self powered > May 31 14:09:12 xxx kernel: random: harvesting attach, 8 bytes (4 bits) f= rom uhub2 > May 31 14:09:13 xxx kernel: uhub_reattach_port: giving up port reset - de= vice vanished Symptoms: USB mouse doesn't come back from the simulated suspend. Unplugging/repluggi= ng the mouse doesn't bring it back either. Only reboot helps. USB is identified as: > May 31 14:17:27 xxx kernel: ugen1.1: <AMD EHCI root HUB> at usbus1 > May 31 14:17:27 xxx kernel: ugen0.1: <0x1022 XHCI root HUB> at usbus0 > May 31 14:17:27 xxx kernel: uhub0: <AMD EHCI root HUB, class 9/0, rev 2.0= 0/1.00, addr 1> on usbus1 > May 31 14:17:27 xxx kernel: uhub1: <0x1022 XHCI root HUB, class 9/0, rev = 3.00/1.00, addr 1> on usbus0 --=20 You are receiving this mail because: You are the assignee for the bug.=
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