2.5.67: ppa driver & preempt == oops

Gert Vervoort (gert.vervoort@hccnet.nl)
Sat, 12 Apr 2003 17:03:08 +0200


ppa: Version 2.07 (for Linux 2.4.x)
ppa: Found device at ID 6, Attempting to use EPP 16 bit
ppa: Communication established with ID 6 using EPP 16 bit
scsi0 : Iomega VPI0 (ppa) interface
bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023d074>] scsi_probe_lun+0x184/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

Vendor: IOMEGA Model: ZIP 100 Rev: D.13
Type: Direct-Access ANSI SCSI revision: 02
bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023c7ef>] scsi_get_evpd_page+0x7f/0x120
[<c023ce2e>] scsi_load_identifier+0x2e/0xf0
[<c023d248>] scsi_add_lun+0x158/0x220
[<c023d3b9>] scsi_probe_and_add_lun+0xa9/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0128db4>] queue_work+0x84/0xa0
[<c02402f5>] ppa_queuecommand+0x95/0xa0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c023c002>] scsi_request_fn+0x172/0x230
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cc43>] scsi_get_serialnumber+0x93/0x1b0
[<c023c852>] scsi_get_evpd_page+0xe2/0x120
[<c023ceeb>] scsi_load_identifier+0xeb/0xf0
[<c023d248>] scsi_add_lun+0x158/0x220
[<c023d3b9>] scsi_probe_and_add_lun+0xa9/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

bad: scheduling while atomic!
Call Trace:
[<c0117064>] schedule+0x3a4/0x3b0
[<c0117349>] wait_for_completion+0x99/0xe0
[<c01170c0>] default_wake_function+0x0/0x20
[<c01170c0>] default_wake_function+0x0/0x20
[<c023b15e>] scsi_wait_req+0x7e/0xb0
[<c023b050>] scsi_wait_done+0x0/0x90
[<c023cf5c>] scsi_probe_lun+0x6c/0x200
[<c023d38b>] scsi_probe_and_add_lun+0x7b/0x130
[<c023d64c>] scsi_scan_target+0x5c/0x100
[<c023d741>] scsi_scan_host+0x51/0x90
[<c023798d>] scsi_add_host+0x4d/0x90
[<c0237dac>] scsi_register_host+0x6c/0xc0
[<c01295df>] init_workqueues+0xf/0x30
[<c01050a3>] init+0x33/0x190
[<c0105070>] init+0x0/0x190
[<c01071dd>] kernel_thread_helper+0x5/0x18

error in initcall at 0xc0391ad0: returned with preemption imbalance
Attached scsi removable disk sda at scsi0, channel 0, id 6, lun 0

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