seems stable kernel line misses this one: http://git.kernel.org/cgit/linux/kernel/git/jejb/scsi.git/commit/?id=5e5ec1759dd663a1d5a2f10930224dd009e500e8 Am 12.11.2016 um 12:47 schrieb Stefan Priebe:
Hello, the mentioned commit introduces a regression to me into v4.4.31. After upgrading from 4.4.30 to 4.4.31 my megasas controller no longer exports any drives to the os. dmesg: Nov 12 11:09:54 cloud2-1394 kernel: [ 17.381898] scsi 0:2:13:0: Direct-Access PQ: 0 ANSI: 0 Nov 12 11:09:54 cloud2-1394 kernel: [ 17.381991] sd 0:2:13:0: Attached scsi generic sg23 type 0 Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382051] sd 0:2:13:0: [sdx] Sector size 0 reported, assuming 512. Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382055] sd 0:2:13:0: [sdx] 1 512-byte logical blocks: (512 B/512 B) Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382056] sd 0:2:13:0: [sdx] 0-byte physical blocks Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382088] sd 0:2:13:0: [sdx] Write Protect is off Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382091] sd 0:2:13:0: [sdx] Mode Sense: 00 00 00 00 Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382109] sd 0:2:13:0: [sdx] Asking for cache data failed Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382111] sd 0:2:13:0: [sdx] Assuming drive cache: write through Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382237] sd 0:2:13:0: [sdx] Sector size 0 reported, assuming 512. Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382450] sd 0:2:13:0: [sdx] Sector size 0 reported, assuming 512. Nov 12 11:09:54 cloud2-1394 kernel: [ 17.382484] sd 0:2:13:0: [sdx] Attached SCSI disk Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443552] scsi 0:2:14:0: Direct-Access PQ: 0 ANSI: 0 Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443654] sd 0:2:14:0: [sdy] Sector size 0 reported, assuming 512. Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443655] sd 0:2:14:0: Attached scsi generic sg24 type 0 Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443659] sd 0:2:14:0: [sdy] 1 512-byte logical blocks: (512 B/512 B) Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443661] sd 0:2:14:0: [sdy] 0-byte physical blocks Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443680] sd 0:2:14:0: [sdy] Write Protect is off Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443683] sd 0:2:14:0: [sdy] Mode Sense: 00 00 00 00 Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443702] sd 0:2:14:0: [sdy] Asking for cache data failed Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443707] sd 0:2:14:0: [sdy] Assuming drive cache: write through Nov 12 11:09:54 cloud2-1394 kernel: [ 17.443834] sd 0:2:14:0: [sdy] Sector size 0 reported, assuming 512. Nov 12 11:09:54 cloud2-1394 kernel: [ 17.444038] sd 0:2:14:0: [sdy] Sector size 0 reported, assuming 512. Nov 12 11:09:54 cloud2-1394 kernel: [ 17.444083] sd 0:2:14:0: [sdy] Attached SCSI disk Greets, Stefan
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