NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29]

2015-12-17 Thread Sebastian Herbszt
I got the following lockup on openSUSEs 4.4.0-rc5-2.g1e923a3-default kernel while unloading the lpfc module: [ 444.088002] NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29] [ 444.088002] Modules linked in: lpfc(-) qla2x00tgt(O) qla2xxx_scst(O) scst_vdisk(O

Re: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29]

2015-12-31 Thread Sebastian Herbszt
I wrote: > I got the following lockup on openSUSEs 4.4.0-rc5-2.g1e923a3-default kernel > while unloading the lpfc module: > > [ 444.088002] NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! > [kworker/1:1:29] > [ 444.088002] Modules linked in: lpfc(-) qla2x00tgt

Re: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29]

2016-01-03 Thread Christoph Hellwig
On Thu, Dec 31, 2015 at 06:04:15PM +0100, Sebastian Herbszt wrote: > I still get this on 4.4.0-rc7-1.g276c9f4-default. Since this did not > happen on 4.3 I checked the scsi changes and found the following commit: > > scsi: restart list search after unlock in scsi_remove_target > > Christoph, can

Re: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29]

2016-01-03 Thread Sebastian Herbszt
Christoph Hellwig wrote: > On Thu, Dec 31, 2015 at 06:04:15PM +0100, Sebastian Herbszt wrote: > > I still get this on 4.4.0-rc7-1.g276c9f4-default. Since this did not > > happen on 4.3 I checked the scsi changes and found the following commit: > > > > scsi: restart list search after unlock in scsi

Re: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29]

2016-01-05 Thread Sebastian Herbszt
I wrote: > Christoph Hellwig wrote: > > On Thu, Dec 31, 2015 at 06:04:15PM +0100, Sebastian Herbszt wrote: > > > I still get this on 4.4.0-rc7-1.g276c9f4-default. Since this did not > > > happen on 4.3 I checked the scsi changes and found the following commit: > > > > > > scsi: restart list search

Re: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29]

2016-01-05 Thread Christoph Hellwig
On Tue, Jan 05, 2016 at 09:06:00PM +0100, Sebastian Herbszt wrote: > > I can give it a try but it will likely take a few days. > > > > [1] http://marc.info/?l=linux-scsi&m=144771953020415&w=2 > > Bart's patch mentioned above seems to fix my issue. Bart, can you resend that patch with a a Reporte