Date: Tue, 8 Mar 2016 12:30:10 +0300 From: Chagin Dmitry <dchagin@freebsd.org> To: Nils Beyer <nbe@renzel.net> Cc: freebsd-emulation@freebsd.org Subject: Re: citrix_ica - "wfica" generates deadlock in linux_sys_futex... Message-ID: <20160308093009.GA31396@chd.heemeyer.club> In-Reply-To: <2225619.DhA8sIh2h8@asbach.renzel.net> References: <1710849.HCaPmFIAXo@asbach.renzel.net> <20160308075527.GA29364@chd.heemeyer.club> <1794078.TnZCHkfeGo@asbach.renzel.net> <20160308085140.GA30833@chd.heemeyer.club> <2225619.DhA8sIh2h8@asbach.renzel.net>
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On Tue, Mar 08, 2016 at 10:03:50AM +0100, Nils Beyer wrote: > Chagin Dmitry wrote: > >>>> using 10.3-RC1 (r296451M) "wfica" from citrix_ica generates a deadlock > >>>> in linux_sys_futex: > >>>> ============================================================================== > >>>> #tail -50 ktrace.wfica.log > >>> > >>> nice, please, do kdump -HAR -m256 > xxx.log and place a whole log > >>> somewhere > >> > >> done: > >> > >> http://www.renzel.net/_upload_/ktrace.wfica.log > > > > thanks, do u have same log but for working wfica? > > here (kernel from 10.2-RELEASE): > > http://www.renzel.net/_upload_/ktrace.wfica.working.log.gz > so, my assumptions confirmed, in kernel from 10.2: 1649 100695 wfica 0.000042 CALL L32 linux_ipc(0x2,0x1e240,0x1,0x7b6,0,0x2d4ca598) 1649 100695 wfica 0.000010 RET L32 linux_ipc 65536/0x10000 ^^^^^ succeded 1649 100695 wfica 0.000007 CALL L32 linux_ipc(0x3,0x10000,0,0x111,0x2d4ca588,0x2d4ca598) 1649 100695 wfica 0.000008 RET L32 linux_ipc 0 in new kernel: 1828 100750 wfica 0.000031 CALL L32 linux_ipc(0x2,0x1e240,0x1,0x7b6,0,0x2d4cb598) 1828 100750 wfica 0.000010 RET L32 linux_ipc -1 errno 17 File exists 1828 100750 wfica 0.000008 CALL L32 linux_ipc(0x2,0x1e240,0x1,0x1b6,0,0x2d4cb598) 1828 100750 wfica 0.000007 RET L32 linux_ipc 65536/0x10000 this is strange as no ipc changes are made in stable/10
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