Using hg from last night, with 2.6.21-rc4, I get:
Mar 22 08:34:46 192.168.222.2 b2c2-flexcop: B2C2 FlexcopII/II(b)/III
digital TV receiver chip loaded successfully
Mar 22 08:34:52 192.168.222.2 flexcop-pci: will use the HW PID filter.
Mar 22 08:34:52 192.168.222.2 flexcop-pci: card revision 2
Mar 22 08:34:52 192.168.222.2 ACPI: PCI Interrupt 0000:04:09.0[A] ->
Mar 22 08:34:52 192.168.222.2 GSI 21 (level, low) -> IRQ 21
Mar 22 08:34:52 192.168.222.2 INFO: trying to register non-static key.
Mar 22 08:34:52 192.168.222.2 the code is fine but needs lockdep annotation.
Mar 22 08:34:52 192.168.222.2 turning off the locking correctness validator.
Mar 22 08:34:52 192.168.222.2
Mar 22 08:34:52 192.168.222.2 Call Trace:
Mar 22 08:34:52 192.168.222.2 [<ffffffff8029d49d>]
__lock_acquire+0x162/0xbe0
Mar 22 08:34:52 192.168.222.2 [<ffffffff8027839e>]
flush_kernel_map+0x0/0x82
Mar 22 08:34:52 192.168.222.2 [<ffffffff884ed1a1>]
:b2c2_flexcop_pci:flexcop_pci_isr+0x2e/0x2fe
Mar 22 08:34:52 192.168.222.2 [<ffffffff8029df97>] lock_acquire+0x7c/0xa0
Mar 22 08:34:52 192.168.222.2 [<ffffffff884ed1a1>]
:b2c2_flexcop_pci:flexcop_pci_isr+0x2e/0x2fe
Mar 22 08:34:52 192.168.222.2 [<ffffffff884ed173>]
:b2c2_flexcop_pci:flexcop_pci_isr+0x0/0x2fe
Mar 22 08:34:52 192.168.222.2 [<ffffffff802628fd>] _spin_lock_irq+0x2b/0x38
Mar 22 08:34:52 192.168.222.2 [<ffffffff884ed1a1>]
:b2c2_flexcop_pci:flexcop_pci_isr+0x2e/0x2fe
Mar 22 08:34:52 192.168.222.2 [<ffffffff8020a5c6>]
kmem_cache_alloc+0x101/0x111
Mar 22 08:34:52 192.168.222.2 [<ffffffff884ed173>]
:b2c2_flexcop_pci:flexcop_pci_isr+0x0/0x2fe
Mar 22 08:34:52 192.168.222.2 [<ffffffff802b3561>] request_irq+0xce/0x11f
Mar 22 08:34:52 192.168.222.2 [<ffffffff884ed5f6>]
:b2c2_flexcop_pci:flexcop_pci_probe+0x185/0x2d4
Mar 22 08:34:52 192.168.222.2 [<ffffffff80340278>]
pci_device_probe+0xd6/0x13d
Mar 22 08:34:52 192.168.222.2 [<ffffffff8039992d>] really_probe+0xce/0x162
Mar 22 08:34:52 192.168.222.2 [<ffffffff80399a6f>]
driver_probe_device+0xae/0xba
Mar 22 08:34:52 192.168.222.2 [<ffffffff80399bac>]
__driver_attach+0x89/0xc9
Mar 22 08:34:52 192.168.222.2 [<ffffffff80399b23>] __driver_attach+0x0/0xc9
Mar 22 08:34:52 192.168.222.2 [<ffffffff80398d47>]
bus_for_each_dev+0x49/0x7a
Mar 22 08:34:52 192.168.222.2 [<ffffffff8039976b>] driver_attach+0x1c/0x1e
Mar 22 08:34:52 192.168.222.2 [<ffffffff803990c3>]
bus_add_driver+0x78/0x19c
Mar 22 08:34:52 192.168.222.2 [<ffffffff80399e22>]
driver_register+0x85/0x89
Mar 22 08:34:52 192.168.222.2 [<ffffffff80340493>]
__pci_register_driver+0x95/0xd1
Mar 22 08:34:52 192.168.222.2 [<ffffffff8806701e>]
:b2c2_flexcop_pci:flexcop_pci_module_init+0x1e/0x20
Mar 22 08:34:52 192.168.222.2 [<ffffffff802a42d7>]
sys_init_module+0x15ca/0x1723
Mar 22 08:34:52 192.168.222.2 [<ffffffff8033b11c>]
pci_bus_read_config_byte+0x0/0x76
Mar 22 08:34:52 192.168.222.2 [<ffffffff8026215e>]
trace_hardirqs_on_thunk+0x35/0x37
Mar 22 08:34:52 192.168.222.2 [<ffffffff8025b11e>] system_call+0x7e/0x83
Mar 22 08:34:52 192.168.222.2
The machine then reboots on watchdog.
Thanks,
Tim.
Nico Sabbi wrote:
Hi,
using a very recent hg pull I can see in the logs the following
message (tuning and receiving work fine)
BUG: at kernel/lockdep.c:1860 trace_hardirqs_on()
[<c010318c>] show_trace_log_lvl+0x19/0x2e
[<c0103285>] show_trace+0x12/0x14
[<c010329b>] dump_stack+0x14/0x16
[<c012c573>] trace_hardirqs_on+0xc2/0x141
[<c02b2e91>] _spin_unlock_irq+0x22/0x26
[<e0a75433>] flexcop_pci_isr+0x294/0x29e [b2c2_flexcop_pci]
[<c013b557>] handle_IRQ_event+0x18/0x44
[<c013ca39>] handle_level_irq+0x93/0xe2
[<c0104176>] do_IRQ+0x95/0xaf
[<c0102e4a>] common_interrupt+0x2e/0x34
[<c01019e0>] cpu_idle+0x41/0x59
[<c010033a>] rest_init+0x1e/0x20
[<c0386700>] start_kernel+0x309/0x30b
[<00000000>] 0x0
=======================
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