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SLES 11 SP2 fails to boot after upgrading to kernel 3.0.101- to ALUA enabled storages

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SUSE Linux Enterprise Server 11 Service Pack 2


After updating to SLES 11 SP2 kernel 3.0.101- a SAN attached system fails to boot or encounters a system crash after rescanning SCSI devices showing messages similar to:
[  854.252665]  [<ffffffffa01ce2ab>] alua_initialize+0x3b/0xc0 [scsi_dh_alua]
[  854.252674]  [<ffffffffa01cf03b>] alua_bus_attach+0x7b/0x1d0 [scsi_dh_alua]
[  854.252683]  [<ffffffffa005023a>] scsi_dh_handler_attach+0x2a/0x80 [scsi_dh]
[  854.252690]  [<ffffffff804012a7>] notifier_call_chain+0x37/0x70
[  854.252698]  [<ffffffff8006e7db>] __blocking_notifier_call_chain+0x5b/0x90
[  854.252707]  [<ffffffff802d07a2>] device_add+0x2b2/0x4e0
[  854.252724]  [<ffffffffa00100b1>] scsi_sysfs_add_sdev+0xb1/0x310 [scsi_mod]
[  854.252748]  [<ffffffffa000cec8>] scsi_add_lun+0x528/0x540 [scsi_mod]
[  854.252767]  [<ffffffffa000d3d9>] scsi_probe_and_add_lun+0x1b9/0x480 [scsi_mod]
[  854.252787]  [<ffffffffa000e09f>] __scsi_scan_target+0x8f/0x1f0 [scsi_mod]
[  854.252807]  [<ffffffffa000e701>] scsi_scan_target+0xd1/0xf0 [scsi_mod]
[  854.252824]  [<ffffffffa009247d>] fc_user_scan+0xfd/0x1b0 [scsi_transport_fc]
[  854.252837]  [<ffffffffa000f44f>] scsi_scan+0xbf/0xe0 [scsi_mod]
[  854.252858]  [<ffffffffa000f483>] store_scan+0x13/0x20 [scsi_mod]
[  854.252875]  [<ffffffff8019fcee>] sysfs_write_file+0xce/0x160
[  854.252883]  [<ffffffff8012b3be>] vfs_write+0xce/0x140
[  854.252889]  [<ffffffff8012b533>] sys_write+0x53/0xa0
[  854.252894]  [<ffffffff80405373>] system_call_fastpath+0x16/0x1b
[  854.252900]  [<00007fee9dbd3520>] 0x7fee9dbd351f


Fixed for SLES 11 SP2 as of kernel 3.0.101-


A regression in the SP2 maintenance kernel.


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  • Document ID:7014501
  • Creation Date: 04-Feb-2014
  • Modified Date:12-Oct-2022
    • SUSE Linux Enterprise Server

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