And are you sure it is present only in -1062.18.1.el7 kernel? I think it is present in all -1062.* kernels..
On Wed, Apr 15, 2020 at 04:25:41PM +0000, Felipe Knop wrote: > Laurence, > > The problem affects all the Scale releases / PTFs. > > Felipe > > ---- > Felipe Knop k...@us.ibm.com > GPFS Development and Security > IBM Systems > IBM Building 008 > 2455 South Rd, Poughkeepsie, NY 12601 > (845) 433-9314 T/L 293-9314 > > > > > ----- Original message ----- > From: "Schuler, Laurence (GSFC-606.4)[ADNET SYSTEMS INC]" > <laurence.schu...@nasa.gov> > Sent by: gpfsug-discuss-boun...@spectrumscale.org > To: gpfsug main discussion list <gpfsug-discuss@spectrumscale.org> > Cc: > Subject: Re: [gpfsug-discuss] [EXTERNAL] Kernel crashes with Spectrum > Scale and RHEL 7.7 3.10.0-1062.18.1.el7 kernel > Date: Wed, Apr 15, 2020 12:10 PM > > > Will this impact *any* version of Spectrum Scale? > > > > -Laurence > > > > From: <gpfsug-discuss-boun...@spectrumscale.org> on behalf of Felipe > Knop <k...@us.ibm.com> > Reply-To: gpfsug main discussion list <gpfsug-discuss@spectrumscale.org> > Date: Wednesday, April 15, 2020 at 11:30 AM > To: "gpfsug-discuss@spectrumscale.org" > <gpfsug-discuss@spectrumscale.org> > Subject: [EXTERNAL] [gpfsug-discuss] Kernel crashes with Spectrum Scale > and RHEL 7.7 3.10.0-1062.18.1.el7 kernel > > > > All, > > > > A problem has been identified with Spectrum Scale when running on RHEL > 7.7 and kernel 3.10.0-1062.18.1.el7. While a fix is being currently > developed, customers should not move up to this kernel level. > > > > The new kernel was issued on March 17 via the following errata: > [1]https://access.redhat.com/errata/RHSA-2020:0834 > > > > When this kernel is used with Scale, system crashes have been observed. > The following are a couple of examples of kernel stack traces for the > crash: > > > > > > [ 2915.625015] BUG: unable to handle kernel NULL pointer dereference at > 0000000000000040 > [ 2915.633770] IP: [<ffffffffc0e2cf90>] > cxiDropSambaDCacheEntry+0x190/0x1b0 [mmfslinux] > > [ 2915.914097] [<ffffffffc0e3d28c>] gpfs_i_rmdir+0x29c/0x310 > [mmfslinux] > [ 2915.921381] [<ffffffffb9663130>] ? > take_dentry_name_snapshot+0xf0/0xf0 > [ 2915.928760] [<ffffffffb9664f60>] ? shrink_dcache_parent+0x60/0x90 > [ 2915.935656] [<ffffffffb96577cc>] vfs_rmdir+0xdc/0x150 > [ 2915.941388] [<ffffffffb965cca1>] do_rmdir+0x1f1/0x220 > [ 2915.947119] [<ffffffffb964ce66>] ? __fput+0x186/0x260 > [ 2915.952849] [<ffffffffb964d02e>] ? ____fput+0xe/0x10 > [ 2915.958484] [<ffffffffb94c2e60>] ? task_work_run+0xc0/0xe0 > [ 2915.964701] [<ffffffffb965df05>] SyS_unlinkat+0x25/0x40 > > > > [1224278.495993] [<ffffffff88e63918>] __dentry_kill+0x128/0x190 > [1224278.496678] [<ffffffff88e63a36>] dput+0xb6/0x1a0 > [1224278.497378] [<ffffffff88e64116>] d_prune_aliases+0xb6/0xf0 > [1224278.498083] [<ffffffffc0c2c0ea>] cxiPruneDCacheEntry+0x13a/0x1c0 > [mmfslinux] > [1224278.498798] [<ffffffffc0eba608>] > _ZN10gpfsNode_t16invalidateOSNodeEPS_Pvij+0x108/0x350 [mmfs26] > > > > > > RHEL 7.8 is also impacted by the same problem, but validation of Scale > with 7.8 is still under way. > > > > > > Felipe > > > > ---- > Felipe Knop k...@us.ibm.com > GPFS Development and Security > IBM Systems > IBM Building 008 > 2455 South Rd, Poughkeepsie, NY 12601 > (845) 433-9314 T/L 293-9314 > > > > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at spectrumscale.org > [2]http://gpfsug.org/mailman/listinfo/gpfsug-discuss > > > > References > > Visible links > 1. https://access.redhat.com/errata/RHSA-2020:0834 > 2. http://gpfsug.org/mailman/listinfo/gpfsug-discuss > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at spectrumscale.org > http://gpfsug.org/mailman/listinfo/gpfsug-discuss -- Lukáš Hejtmánek Linux Administrator only because Full Time Multitasking Ninja is not an official job title _______________________________________________ gpfsug-discuss mailing list gpfsug-discuss at spectrumscale.org http://gpfsug.org/mailman/listinfo/gpfsug-discuss