http://bugzilla.kernel.org/show_bug.cgi?id=13873 Summary: QLA2xxx driver causes kernel oops with a qla2200 Product: SCSI Drivers Version: 2.5 Kernel Version: 2.6.30 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: QLOGIC QLA2XXX AssignedTo: scsi_drivers-qla2xxx@xxxxxxxxxxxxxxxxxxxx ReportedBy: tageorgiou@xxxxxxxxx CC: tageorgiou@xxxxxxxxx Regression: No Sometimes, the kernel oopses with the qla2xxx module loaded. Sometimes it does not do so for a while. Here is a sample backtrace: [ 2021.692201] sd 1:0:3:0: [sdf] Attached SCSI disk [ 2032.157034] rport-1:0-6: blocked FC remote port time out: removing target and saving binding [ 2032.157413] ready [ 2032.157456] BUG: unable to handle kernel <5>sd 1:0:4:0: [sdh] READ CAPACITY failed [ 2032.157481] sd 1:0:4:0: [sdh] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 2032.157491] sd 1:0:4:0: [sdh] Sense not available. [ 2032.157514] sd 1:0:4:0: [sdh] Write Protect is off [ 2032.157518] sd 1:0:4:0: [sdh] Mode Sense: 00 00 00 00 [ 2032.157532] sd 1:0:4:0: [sdh] Asking for cache data failed [ 2032.157535] sd 1:0:4:0: [sdh] Assuming drive cache: write through [ 2032.157681] sd 1:0:4:0: [sdh] Attached SCSI disk [ 2032.709189] NULL pointer dereference at 0000000000000010 [ 2032.709189] IP: [<ffffffff812b8dc2>] device_del+0x10/0x19e [ 2032.709189] PGD 19850c067 PUD 198491067 PMD 0 [ 2032.709189] Oops: 0000 [#1] SMP [ 2032.709189] last sysfs file: /sys/devices/pci0000:00/0000:00:06.0/0000:05:00.2/0000:0a:01.0/host1/rport-1:0-6/target1:0:4/fc_transport/target1:0:4/port_name [ 2032.709189] CPU 1 [ 2032.709189] Modules linked in: qla2xxx [ 2032.709189] Pid: 5759, comm: fc_wq_1 Not tainted 2.6.30-gentoo-r4dl380 #2 ProLiant DL380 G4 [ 2032.709189] RIP: 0010:[<ffffffff812b8dc2>] [<ffffffff812b8dc2>] device_del+0x10/0x19e [ 2032.709189] RSP: 0018:ffff880196439c70 EFLAGS: 00010282 [ 2032.709189] RAX: ffffffff812ff00e RBX: 0000000000000010 RCX: 00000000ffffffff [ 2032.709189] RDX: ffff880199f1b520 RSI: ffffffff812e47ed RDI: 0000000000000010 [ 2032.709189] RBP: ffff880196439c90 R08: 0000000000000000 R09: 000000000000261c [ 2032.709189] R10: 0000000096439c90 R11: ffff88018a8a32e8 R12: ffff880199f1b520 [ 2032.709189] R13: 0000000000000010 R14: 0000000000000000 R15: ffff88019ada0e80 [ 2032.709189] FS: 0000000000000000(0000) GS:ffff88002804d000(0000) knlGS:0000000000000000 [ 2032.709189] CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b [ 2032.709189] CR2: 0000000000000010 CR3: 0000000190156000 CR4: 00000000000006e0 [ 2032.709189] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2032.709189] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 2032.709189] Process fc_wq_1 (pid: 5759, threadinfo ffff880196438000, task ffff88019ada0e80) [ 2032.709189] Stack: [ 2032.709189] 0000000000000000 0000000000000000 ffff880199f1b520 0000000000000010 [ 2032.709189] ffff880196439cc0 ffffffff812ff031 0000000000000004 ffff880199f1b520 [ 2032.709189] ffffffff818115a8 ffffffff8180ede0 ffff880196439ce0 ffffffff812e8222 [ 2032.709189] Call Trace: [ 2032.709189] [<ffffffff812ff031>] sd_remove+0x23/0x6e [ 2032.709189] [<ffffffff812e8222>] scsi_bus_remove+0x38/0x3f [ 2032.709189] [<ffffffff812baf48>] __device_release_driver+0x7a/0x9f [ 2032.709189] [<ffffffff812bb02c>] device_release_driver+0x1e/0x2b [ 2032.709189] [<ffffffff812ba633>] bus_remove_device+0x96/0xb4 [ 2032.709189] [<ffffffff812b8ee4>] device_del+0x132/0x19e [ 2032.709189] [<ffffffff812e84fb>] __scsi_remove_device+0x44/0x81 [ 2032.709189] [<ffffffff812e8559>] scsi_remove_device+0x21/0x2e [ 2032.709189] [<ffffffff812e85ff>] __scsi_remove_target+0x87/0xc5 [ 2032.709189] [<ffffffff812e8685>] ? __remove_child+0x0/0x25 [ 2032.709189] [<ffffffff812e86a3>] __remove_child+0x1e/0x25 [ 2032.709189] [<ffffffff812e8685>] ? __remove_child+0x0/0x25 [ 2032.709189] [<ffffffff812b8975>] device_for_each_child+0x38/0x6f [ 2032.709189] [<ffffffff812e8678>] scsi_remove_target+0x3b/0x48 [ 2032.709189] [<ffffffff812efc3e>] fc_starget_delete+0x21/0x26 [ 2032.709189] [<ffffffff81047e86>] worker_thread+0x131/0x1ca [ 2032.709189] [<ffffffff812efc1d>] ? fc_starget_delete+0x0/0x26 [ 2032.709189] [<ffffffff8104b978>] ? autoremove_wake_function+0x0/0x38 [ 2032.709189] [<ffffffff81047d55>] ? worker_thread+0x0/0x1ca [ 2032.709189] [<ffffffff81047d55>] ? worker_thread+0x0/0x1ca [ 2032.709189] [<ffffffff8104b586>] kthread+0x56/0x83 [ 2032.709189] [<ffffffff8100caba>] child_rip+0xa/0x20 [ 2032.709189] [<ffffffff8104b530>] ? kthread+0x0/0x83 [ 2032.709189] [<ffffffff8100cab0>] ? child_rip+0x0/0x20 [ 2032.709189] Code: 48 6b c0 28 49 8d 74 05 00 48 83 3e 00 75 df 5e 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 e5 41 55 41 54 53 48 83 ec 08 48 89 fb <4c> 8b 2f 48 8b 47 78 48 85 c0 74 18 48 8b 78 70 48 81 c7 c0 00 [ 2032.709189] RIP [<ffffffff812b8dc2>] device_del+0x10/0x19e [ 2032.709189] RSP <ffff880196439c70> [ 2032.709189] CR2: 0000000000000010 [ 2032.709694] ---[ end trace d34a21a81741a1cf ]--- [ 2032.838964] rport-0:0-5: blocked FC remote port time out: removing target and saving binding [ 2032.839334] BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 [ 2032.839338] IP: [<ffffffff812b8dc2>] device_del+0x10/0x19e [ 2032.839345] PGD 190116067 PUD 19713f067 PMD 0 [ 2032.839349] Oops: 0000 [#2] SMP [ 2032.839352] last sysfs file: /sys/devices/pci0000:00/0000:00:06.0/0000:05:00.2/0000:0a:01.0/host1/rport-1:0-5/target1:0:3/1:0:3:0/block/sdf/uevent [ 2032.839356] CPU 1 [ 2032.839357] Modules linked in: qla2xxx [ 2032.839362] Pid: 5718, comm: fc_wq_0 Tainted: G D 2.6.30-gentoo-r4dl380 #2 ProLiant DL380 G4 [ 2032.839365] RIP: 0010:[<ffffffff812b8dc2>] [<ffffffff812b8dc2>] device_del+0x10/0x19e [ 2032.839371] RSP: 0018:ffff8801971bdc70 EFLAGS: 00010282 [ 2032.839374] RAX: ffffffff812ff00e RBX: 0000000000000010 RCX: 00000000ffffffff [ 2032.839377] RDX: ffff880199f1f520 RSI: ffffffff812e47ed RDI: 0000000000000010 [ 2032.839380] RBP: ffff8801971bdc90 R08: 0000000000000000 R09: 000000000000259c [ 2032.839384] R10: 00000000971bdc90 R11: ffff88018a8a19d0 R12: ffff880199f1f520 [ 2032.839387] R13: 0000000000000010 R14: 0000000000000000 R15: ffff880198535e40 [ 2032.839390] FS: 0000000000000000(0000) GS:ffff88002804d000(0000) knlGS:0000000000000000 [ 2032.839394] CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b [ 2032.839397] CR2: 0000000000000010 CR3: 000000019713a000 CR4: 00000000000006e0 [ 2032.839400] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2032.839404] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 2032.839407] Process fc_wq_0 (pid: 5718, threadinfo ffff8801971bc000, task ffff880198535e40) [ 2032.839410] Stack: [ 2032.839411] 0000000000000000 0000000000000000 ffff880199f1f520 0000000000000010 [ 2032.839415] ffff8801971bdcc0 ffffffff812ff031 0000000000000004 ffff880199f1f520 [ 2032.839419] ffffffff818115a8 ffffffff8180ede0 ffff8801971bdce0 ffffffff812e8222 [ 2032.839424] Call Trace: [ 2032.839426] [<ffffffff812ff031>] sd_remove+0x23/0x6e [ 2032.839432] [<ffffffff812e8222>] scsi_bus_remove+0x38/0x3f [ 2032.839438] [<ffffffff812baf48>] __device_release_driver+0x7a/0x9f [ 2032.839442] [<ffffffff812bb02c>] device_release_driver+0x1e/0x2b [ 2032.839446] [<ffffffff812ba633>] bus_remove_device+0x96/0xb4 [ 2032.839451] [<ffffffff812b8ee4>] device_del+0x132/0x19e [ 2032.839455] [<ffffffff812e84fb>] __scsi_remove_device+0x44/0x81 [ 2032.839460] [<ffffffff812e8559>] scsi_remove_device+0x21/0x2e [ 2032.839464] [<ffffffff812e85ff>] __scsi_remove_target+0x87/0xc5 [ 2032.839469] [<ffffffff812e8685>] ? __remove_child+0x0/0x25 [ 2032.839473] [<ffffffff812e86a3>] __remove_child+0x1e/0x25 [ 2032.839477] [<ffffffff812e8685>] ? __remove_child+0x0/0x25 [ 2032.839481] [<ffffffff812b8975>] device_for_each_child+0x38/0x6f [ 2032.839486] [<ffffffff812e8678>] scsi_remove_target+0x3b/0x48 [ 2032.839490] [<ffffffff812efc3e>] fc_starget_delete+0x21/0x26 [ 2032.839495] [<ffffffff81047e86>] worker_thread+0x131/0x1ca [ 2032.839499] [<ffffffff812efc1d>] ? fc_starget_delete+0x0/0x26 [ 2032.839504] [<ffffffff8104b978>] ? autoremove_wake_function+0x0/0x38 [ 2032.839508] [<ffffffff81047d55>] ? worker_thread+0x0/0x1ca [ 2032.839512] [<ffffffff81047d55>] ? worker_thread+0x0/0x1ca [ 2032.839516] [<ffffffff8104b586>] kthread+0x56/0x83 [ 2032.839520] [<ffffffff8100caba>] child_rip+0xa/0x20 [ 2032.839524] [<ffffffff8104b530>] ? kthread+0x0/0x83 [ 2032.839528] [<ffffffff8100cab0>] ? child_rip+0x0/0x20 [ 2032.839532] Code: 48 6b c0 28 49 8d 74 05 00 48 83 3e 00 75 df 5e 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 e5 41 55 41 54 53 48 83 ec 08 48 89 fb <4c> 8b 2f 48 8b 47 78 48 85 c0 74 18 48 8b 78 70 48 81 c7 c0 00 [ 2032.839562] RIP [<ffffffff812b8dc2>] device_del+0x10/0x19e [ 2032.839567] RSP <ffff8801971bdc70> [ 2032.839569] CR2: 0000000000000010 [ 2032.839572] ---[ end trace d34a21a81741a1d0 ]--- [ 2032.839594] ready [ 2032.839645] sd 0:0:4:0: [sdg] READ CAPACITY failed [ 2032.839648] sd 0:0:4:0: [sdg] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 2032.839653] sd 0:0:4:0: [sdg] Sense not available. [ 2032.839669] sd 0:0:4:0: [sdg] Write Protect is off [ 2032.839673] sd 0:0:4:0: [sdg] Mode Sense: 00 00 00 00 [ 2032.839687] sd 0:0:4:0: [sdg] Asking for cache data failed [ 2032.839690] sd 0:0:4:0: [sdg] Assuming drive cache: write through [ 2032.839827] sd 0:0:4:0: [sdg] Attached SCSI disk [ 2056.852015] rport-0:0-0: blocked FC remote port time out: removing target and saving binding [ 2056.852023] rport-1:0-0: blocked FC remote port time out: removing target and saving binding [ 2057.056821] rport-1:0-3: blocked FC remote port time out: removing target and saving binding [ 2057.159438] rport-1:0-5: blocked FC remote port time out: removing target and saving binding [ 2057.159610] rport-0:0-2: blocked FC remote port time out: removing target and saving binding [ 2057.159647] rport-0:0-4: blocked FC remote port time out: removing target and saving binding [ 2151.332237] sd 0:0:0:0: [sda] Unhandled error code [ 2151.389721] sd 0:0:0:0: [sda] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 2151.424245] end_request: I/O error, dev sda, sector 0 [ 2151.427138] sd 1:0:0:0: [sdb] Unhandled error code [ 2151.427140] sd 1:0:0:0: [sdb] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
