On Wed, Nov 09, 2016 at 04:27:40PM +0530, Ritesh Raj Sarraf wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA512 > > On Wed, 2016-11-09 at 09:15 +1100, Vincent McIntyre wrote: > > This is a problem because I need to blacklist DELL, > > multipath -l -v 3 gives me the listing below. > > Note that at this point I have no fibre channel links plugged in, > > I don't trust this package that far yet. > > > > Farther below, backtrace for the segfaulting configuration. > > I also tried blacklisting the 'product' (PERC 6/i) instead of > > 'vendor', that segfaulted too. > > It would appear the segfault only occurs on a blacklist match. > > > > Please consider upgrading the severity of this again. > > Hello Vincent, > > Are you in a position to build debian packages by yourself ? > If so, can you cherry-pick this [1] commit and try it on top of the Jessie > version of multipath-tools ? > > [1] > https://anonscm.debian.org/cgit/pkg-lvm/multipath-tools.git/commit/?id=5195a > bd56cdfbc12c32c0ad3127a32643d11db4b
Thanks for the fast response. First, try the existing package with a product as well: # grep -v ^# /etc/multipath.conf blacklist { devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*" devnode "^hd[a-z][[0-9]*]" devnode "^cciss!c[0-9]d[0-9]*[p[0-9]*]" device { vendor DELL product "PERC H800" } } # multipath -l -v 3 Nov 10 10:22:08 | libdevmapper version 1.02.90 (2014-09-01) Nov 10 10:22:08 | DM multipath kernel driver v1.11.0 Nov 10 10:22:08 | loading /lib/multipath/libcheckdirectio.so checker Nov 10 10:22:08 | loading /lib/multipath/libprioconst.so prioritizer Nov 10 10:22:08 | sda: blacklisted, udev property missing Nov 10 10:22:08 | sdb: udev property ID_WWN whitelisted Nov 10 10:22:08 | sdb: not found in pathvec Nov 10 10:22:08 | sdb: mask = 0x21 Nov 10 10:22:08 | sdb: dev_t = 8:16 Nov 10 10:22:08 | sdb: size = 11717836800 Nov 10 10:22:08 | sdb: vendor = DELL Nov 10 10:22:08 | sdb: product = PERC 6/i Nov 10 10:22:08 | sdb: rev = 1.22 Nov 10 10:22:08 | sdb: h:b:t:l = 0:2:1:0 Nov 10 10:22:08 | sdb: path state = running Nov 10 10:22:08 | sdc: udev property ID_WWN whitelisted Nov 10 10:22:08 | sdc: not found in pathvec Nov 10 10:22:08 | sdc: mask = 0x21 Nov 10 10:22:08 | sdc: dev_t = 8:32 Nov 10 10:22:08 | sdc: size = 39059456000 Nov 10 10:22:08 | sdc: vendor = DELL Nov 10 10:22:08 | sdc: product = PERC H800 Nov 10 10:22:08 | sdc: rev = 2.10 Nov 10 10:22:08 | sdc: h:b:t:l = 2:2:0:0 Nov 10 10:22:08 | (null): (DELL:PERC H800) vendor/product blacklisted Nov 10 10:22:08 | sr0: blacklisted, udev property missing Nov 10 10:22:08 | loop0: blacklisted, udev property missing Nov 10 10:22:08 | loop1: blacklisted, udev property missing Nov 10 10:22:08 | loop2: blacklisted, udev property missing Nov 10 10:22:08 | loop3: blacklisted, udev property missing Nov 10 10:22:08 | loop4: blacklisted, udev property missing Nov 10 10:22:08 | loop5: blacklisted, udev property missing Nov 10 10:22:08 | loop6: blacklisted, udev property missing Nov 10 10:22:08 | loop7: blacklisted, udev property missing Nov 10 10:22:08 | dm-0: blacklisted, udev property missing Nov 10 10:22:08 | dm-1: blacklisted, udev property missing Nov 10 10:22:08 | dm-10: blacklisted, udev property missing Nov 10 10:22:08 | dm-11: blacklisted, udev property missing Nov 10 10:22:08 | dm-12: blacklisted, udev property missing Nov 10 10:22:08 | dm-13: blacklisted, udev property missing Nov 10 10:22:08 | dm-2: blacklisted, udev property missing Nov 10 10:22:08 | dm-3: blacklisted, udev property missing Nov 10 10:22:08 | dm-4: blacklisted, udev property missing Nov 10 10:22:08 | dm-5: blacklisted, udev property missing Nov 10 10:22:08 | dm-6: blacklisted, udev property missing Nov 10 10:22:08 | dm-7: blacklisted, udev property missing Nov 10 10:22:08 | dm-8: blacklisted, udev property missing Nov 10 10:22:08 | dm-9: blacklisted, udev property missing ===== paths list ===== uuid hcil dev dev_t pri dm_st chk_st vend/prod/rev dev_st 0:2:1:0 sdb 8:16 -1 undef undef DELL,PERC 6/i running Nov 10 10:22:08 | params = 0 0 1 1 service-time 0 1 2 8:16 1 1 Nov 10 10:22:08 | status = 2 0 0 0 1 1 A 0 1 2 8:16 A 0 0 1 Nov 10 10:22:08 | 36782bcb0091105001b7d74a00b7be1cb: disassemble map [0 0 1 1 service-time 0 1 2 8:16 1 1 ] Nov 10 10:22:08 | 36782bcb0091105001b7d74a00b7be1cb: disassemble status [2 0 0 0 1 1 A 0 1 2 8:16 A 0 0 1 ] 36782bcb0091105001b7d74a00b7be1cb dm-2 DELL,PERC 6/i size=5.5T features='0' hwhandler='0' wp=rw `-+- policy='service-time 0' prio=0 status=active `- 0:2:1:0 sdb 8:16 active undef running Nov 10 10:22:08 | params = 0 0 1 1 service-time 0 1 2 8:32 1 1 Nov 10 10:22:08 | status = 2 0 0 0 1 1 A 0 1 2 8:32 A 0 0 1 Nov 10 10:22:08 | 36c81f660d4620f001b7c65f99ab4cfb8: disassemble map [0 0 1 1 service-time 0 1 2 8:32 1 1 ] Nov 10 10:22:08 | 8:32: not found in pathvec Nov 10 10:22:08 | 36c81f660d4620f001b7c65f99ab4cfb8: disassemble status [2 0 0 0 1 1 A 0 1 2 8:32 A 0 0 1 ] 36c81f660d4620f001b7c65f99ab4cfb8 dm-3 , size=18T features='0' hwhandler='0' wp=rw `-+- policy='service-time 0' prio=0 status=active `- #:#:#:# - #:# active undef running Nov 10 10:22:08 | unloading const prioritizer Nov 10 10:22:08 | unloading directio checker Now upgrade to patched version and rerun with the same config # multipath -l -v 3 Nov 10 10:25:34 | libdevmapper version 1.02.90 (2014-09-01) Nov 10 10:25:34 | DM multipath kernel driver v1.11.0 Nov 10 10:25:34 | loading /lib/multipath/libcheckdirectio.so checker Nov 10 10:25:34 | loading /lib/multipath/libprioconst.so prioritizer Nov 10 10:25:34 | sda: blacklisted, udev property missing Nov 10 10:25:34 | sdb: udev property ID_WWN whitelisted Nov 10 10:25:34 | sdb: not found in pathvec Nov 10 10:25:34 | sdb: mask = 0x21 Nov 10 10:25:34 | sdb: dev_t = 8:16 Nov 10 10:25:34 | sdb: size = 11717836800 Nov 10 10:25:34 | sdb: vendor = DELL Nov 10 10:25:34 | sdb: product = PERC 6/i Nov 10 10:25:34 | sdb: rev = 1.22 Nov 10 10:25:34 | sdb: h:b:t:l = 0:2:1:0 Nov 10 10:25:34 | sdb: path state = running Nov 10 10:25:34 | sdc: udev property ID_WWN whitelisted Nov 10 10:25:34 | sdc: not found in pathvec Nov 10 10:25:34 | sdc: mask = 0x21 Nov 10 10:25:34 | sdc: dev_t = 8:32 Nov 10 10:25:34 | sdc: size = 39059456000 Nov 10 10:25:34 | sdc: vendor = DELL Nov 10 10:25:34 | sdc: product = PERC H800 Nov 10 10:25:34 | sdc: rev = 2.10 Nov 10 10:25:34 | sdc: h:b:t:l = 2:2:0:0 Nov 10 10:25:34 | (null): (DELL:PERC H800) vendor/product blacklisted Nov 10 10:25:34 | sr0: blacklisted, udev property missing Nov 10 10:25:34 | loop0: blacklisted, udev property missing Nov 10 10:25:34 | loop1: blacklisted, udev property missing Nov 10 10:25:34 | loop2: blacklisted, udev property missing Nov 10 10:25:34 | loop3: blacklisted, udev property missing Nov 10 10:25:34 | loop4: blacklisted, udev property missing Nov 10 10:25:34 | loop5: blacklisted, udev property missing Nov 10 10:25:34 | loop6: blacklisted, udev property missing Nov 10 10:25:34 | loop7: blacklisted, udev property missing Nov 10 10:25:34 | dm-0: blacklisted, udev property missing Nov 10 10:25:34 | dm-1: blacklisted, udev property missing Nov 10 10:25:34 | dm-10: blacklisted, udev property missing Nov 10 10:25:34 | dm-11: blacklisted, udev property missing Nov 10 10:25:34 | dm-12: blacklisted, udev property missing Nov 10 10:25:34 | dm-13: blacklisted, udev property missing Nov 10 10:25:34 | dm-2: blacklisted, udev property missing Nov 10 10:25:34 | dm-3: blacklisted, udev property missing Nov 10 10:25:34 | dm-4: blacklisted, udev property missing Nov 10 10:25:34 | dm-5: blacklisted, udev property missing Nov 10 10:25:34 | dm-6: blacklisted, udev property missing Nov 10 10:25:34 | dm-7: blacklisted, udev property missing Nov 10 10:25:34 | dm-8: blacklisted, udev property missing Nov 10 10:25:34 | dm-9: blacklisted, udev property missing ===== paths list ===== uuid hcil dev dev_t pri dm_st chk_st vend/prod/rev dev_st 0:2:1:0 sdb 8:16 -1 undef undef DELL,PERC 6/i running Nov 10 10:25:34 | params = 0 0 1 1 service-time 0 1 2 8:16 1 1 Nov 10 10:25:34 | status = 2 0 0 0 1 1 A 0 1 2 8:16 A 0 0 1 Nov 10 10:25:34 | 36782bcb0091105001b7d74a00b7be1cb: disassemble map [0 0 1 1 service-time 0 1 2 8:16 1 1 ] Nov 10 10:25:34 | 36782bcb0091105001b7d74a00b7be1cb: disassemble status [2 0 0 0 1 1 A 0 1 2 8:16 A 0 0 1 ] 36782bcb0091105001b7d74a00b7be1cb dm-2 DELL,PERC 6/i size=5.5T features='0' hwhandler='0' wp=rw `-+- policy='service-time 0' prio=0 status=active `- 0:2:1:0 sdb 8:16 active undef running Nov 10 10:25:34 | params = 0 0 1 1 service-time 0 1 2 8:32 1 1 Nov 10 10:25:34 | status = 2 0 0 0 1 1 A 0 1 2 8:32 A 0 0 1 Nov 10 10:25:34 | 36c81f660d4620f001b7c65f99ab4cfb8: disassemble map [0 0 1 1 service-time 0 1 2 8:32 1 1 ] Nov 10 10:25:34 | 8:32: not found in pathvec Nov 10 10:25:34 | 36c81f660d4620f001b7c65f99ab4cfb8: disassemble status [2 0 0 0 1 1 A 0 1 2 8:32 A 0 0 1 ] 36c81f660d4620f001b7c65f99ab4cfb8 dm-3 , size=18T features='0' hwhandler='0' wp=rw `-+- policy='service-time 0' prio=0 status=active `- #:#:#:# - #:# active undef running Nov 10 10:25:34 | unloading const prioritizer Nov 10 10:25:34 | unloading directio checker Now change multipath.conf to the crashy version # grep -v ^# /etc/multipath.conf blacklist { devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*" devnode "^hd[a-z][[0-9]*]" devnode "^cciss!c[0-9]d[0-9]*[p[0-9]*]" device { vendor DELL } } # multipath -l -v 3 Nov 10 10:26:40 | libdevmapper version 1.02.90 (2014-09-01) Nov 10 10:26:40 | DM multipath kernel driver v1.11.0 Nov 10 10:26:40 | loading /lib/multipath/libcheckdirectio.so checker Nov 10 10:26:40 | loading /lib/multipath/libprioconst.so prioritizer Nov 10 10:26:40 | sda: blacklisted, udev property missing Nov 10 10:26:40 | sdb: udev property ID_WWN whitelisted Nov 10 10:26:40 | sdb: not found in pathvec Nov 10 10:26:40 | sdb: mask = 0x21 Nov 10 10:26:40 | sdb: dev_t = 8:16 Nov 10 10:26:40 | sdb: size = 11717836800 Nov 10 10:26:40 | sdb: vendor = DELL Nov 10 10:26:40 | sdb: product = PERC 6/i Nov 10 10:26:40 | sdb: rev = 1.22 Nov 10 10:26:40 | sdb: h:b:t:l = 0:2:1:0 Nov 10 10:26:40 | (null): (DELL:PERC 6/i) vendor/product blacklisted Nov 10 10:26:40 | sdc: udev property ID_WWN whitelisted Nov 10 10:26:40 | sdc: not found in pathvec Nov 10 10:26:40 | sdc: mask = 0x21 Nov 10 10:26:40 | sdc: dev_t = 8:32 Nov 10 10:26:40 | sdc: size = 39059456000 Nov 10 10:26:40 | sdc: vendor = DELL Nov 10 10:26:40 | sdc: product = PERC H800 Nov 10 10:26:40 | sdc: rev = 2.10 Nov 10 10:26:40 | sdc: h:b:t:l = 2:2:0:0 Nov 10 10:26:40 | (null): (DELL:PERC H800) vendor/product blacklisted Nov 10 10:26:40 | sr0: blacklisted, udev property missing Nov 10 10:26:40 | loop0: blacklisted, udev property missing Nov 10 10:26:40 | loop1: blacklisted, udev property missing Nov 10 10:26:40 | loop2: blacklisted, udev property missing Nov 10 10:26:40 | loop3: blacklisted, udev property missing Nov 10 10:26:40 | loop4: blacklisted, udev property missing Nov 10 10:26:40 | loop5: blacklisted, udev property missing Nov 10 10:26:40 | loop6: blacklisted, udev property missing Nov 10 10:26:40 | loop7: blacklisted, udev property missing Nov 10 10:26:40 | dm-0: blacklisted, udev property missing Nov 10 10:26:40 | dm-1: blacklisted, udev property missing Nov 10 10:26:40 | dm-10: blacklisted, udev property missing Nov 10 10:26:40 | dm-11: blacklisted, udev property missing Nov 10 10:26:40 | dm-12: blacklisted, udev property missing Nov 10 10:26:40 | dm-13: blacklisted, udev property missing Nov 10 10:26:40 | dm-2: blacklisted, udev property missing Nov 10 10:26:40 | dm-3: blacklisted, udev property missing Nov 10 10:26:40 | dm-4: blacklisted, udev property missing Nov 10 10:26:40 | dm-5: blacklisted, udev property missing Nov 10 10:26:40 | dm-6: blacklisted, udev property missing Nov 10 10:26:40 | dm-7: blacklisted, udev property missing Nov 10 10:26:40 | dm-8: blacklisted, udev property missing Nov 10 10:26:40 | dm-9: blacklisted, udev property missing ===== no paths ===== Nov 10 10:26:40 | params = 0 0 1 1 service-time 0 1 2 8:16 1 1 Nov 10 10:26:40 | status = 2 0 0 0 1 1 A 0 1 2 8:16 A 0 0 1 Nov 10 10:26:40 | 36782bcb0091105001b7d74a00b7be1cb: disassemble map [0 0 1 1 service-time 0 1 2 8:16 1 1 ] Nov 10 10:26:40 | 8:16: not found in pathvec Nov 10 10:26:40 | 36782bcb0091105001b7d74a00b7be1cb: disassemble status [2 0 0 0 1 1 A 0 1 2 8:16 A 0 0 1 ] 36782bcb0091105001b7d74a00b7be1cb dm-2 , size=5.5T features='0' hwhandler='0' wp=rw `-+- policy='service-time 0' prio=0 status=active `- #:#:#:# - #:# active undef running Nov 10 10:26:40 | params = 0 0 1 1 service-time 0 1 2 8:32 1 1 Nov 10 10:26:40 | status = 2 0 0 0 1 1 A 0 1 2 8:32 A 0 0 1 Nov 10 10:26:40 | 36c81f660d4620f001b7c65f99ab4cfb8: disassemble map [0 0 1 1 service-time 0 1 2 8:32 1 1 ] Nov 10 10:26:40 | 8:32: not found in pathvec Nov 10 10:26:40 | 36c81f660d4620f001b7c65f99ab4cfb8: disassemble status [2 0 0 0 1 1 A 0 1 2 8:32 A 0 0 1 ] 36c81f660d4620f001b7c65f99ab4cfb8 dm-3 , size=18T features='0' hwhandler='0' wp=rw `-+- policy='service-time 0' prio=0 status=active `- #:#:#:# - #:# active undef running Nov 10 10:26:40 | unloading const prioritizer Nov 10 10:26:40 | unloading directio checker Reboot, check again # multipath -l -v 3 Nov 10 10:33:49 | libdevmapper version 1.02.90 (2014-09-01) Nov 10 10:33:49 | DM multipath kernel driver v1.11.0 Nov 10 10:33:49 | loading /lib/multipath/libcheckdirectio.so checker Nov 10 10:33:49 | loading /lib/multipath/libprioconst.so prioritizer Nov 10 10:33:49 | sda: udev property ID_WWN whitelisted Nov 10 10:33:49 | sda: not found in pathvec Nov 10 10:33:49 | sda: mask = 0x21 Nov 10 10:33:49 | sda: dev_t = 8:0 Nov 10 10:33:49 | sda: size = 584843264 Nov 10 10:33:49 | sda: vendor = DELL Nov 10 10:33:49 | sda: product = PERC 6/i Nov 10 10:33:49 | sda: rev = 1.22 Nov 10 10:33:49 | sda: h:b:t:l = 0:2:0:0 Nov 10 10:33:49 | (null): (DELL:PERC 6/i) vendor/product blacklisted Nov 10 10:33:49 | sdb: udev property ID_WWN whitelisted Nov 10 10:33:49 | sdb: not found in pathvec Nov 10 10:33:49 | sdb: mask = 0x21 Nov 10 10:33:49 | sdb: dev_t = 8:16 Nov 10 10:33:49 | sdb: size = 11717836800 Nov 10 10:33:49 | sdb: vendor = DELL Nov 10 10:33:49 | sdb: product = PERC 6/i Nov 10 10:33:49 | sdb: rev = 1.22 Nov 10 10:33:49 | sdb: h:b:t:l = 0:2:1:0 Nov 10 10:33:49 | (null): (DELL:PERC 6/i) vendor/product blacklisted Nov 10 10:33:49 | sdc: udev property ID_WWN whitelisted Nov 10 10:33:49 | sdc: not found in pathvec Nov 10 10:33:49 | sdc: mask = 0x21 Nov 10 10:33:49 | sdc: dev_t = 8:32 Nov 10 10:33:49 | sdc: size = 39059456000 Nov 10 10:33:49 | sdc: vendor = DELL Nov 10 10:33:49 | sdc: product = PERC H800 Nov 10 10:33:49 | sdc: rev = 2.10 Nov 10 10:33:49 | sdc: h:b:t:l = 2:2:0:0 Nov 10 10:33:49 | (null): (DELL:PERC H800) vendor/product blacklisted Nov 10 10:33:49 | sr0: blacklisted, udev property missing Nov 10 10:33:49 | loop0: blacklisted, udev property missing Nov 10 10:33:49 | loop1: blacklisted, udev property missing Nov 10 10:33:49 | loop2: blacklisted, udev property missing Nov 10 10:33:49 | loop3: blacklisted, udev property missing Nov 10 10:33:49 | loop4: blacklisted, udev property missing Nov 10 10:33:49 | loop5: blacklisted, udev property missing Nov 10 10:33:49 | loop6: blacklisted, udev property missing Nov 10 10:33:49 | loop7: blacklisted, udev property missing Nov 10 10:33:49 | dm-0: blacklisted, udev property missing Nov 10 10:33:49 | dm-1: blacklisted, udev property missing Nov 10 10:33:49 | dm-2: blacklisted, udev property missing Nov 10 10:33:49 | dm-3: blacklisted, udev property missing Nov 10 10:33:49 | dm-4: blacklisted, udev property missing Nov 10 10:33:49 | dm-5: blacklisted, udev property missing Nov 10 10:33:49 | dm-6: blacklisted, udev property missing Nov 10 10:33:49 | dm-7: blacklisted, udev property missing Nov 10 10:33:49 | dm-8: blacklisted, udev property missing Nov 10 10:33:49 | dm-9: blacklisted, udev property missing ===== no paths ===== Nov 10 10:33:49 | unloading const prioritizer Nov 10 10:33:49 | unloading directio checker So the patch you pointed to seems to fix this issue. Thanks! However there seem to be other severe issues, which look similar to 782487 / 782488. I'll open separate bugs for those. Vince