2.6.20-um

BUG: at kernel/irq/manage.c:361 free_irq()
336173c0:  [<080a1d03>] free_irq+0x12a/0x12f
336173ec:  [<0806a4cf>] free_winch+0x5a/0x6a
336173fc:  [<0806a521>] winch_cleanup+0x1a/0x2a
33617408:  [<08063a31>] do_uml_exitcalls+0x12/0x1f
33617410:  [<0806416c>] uml_cleanup+0xf/0x11
33617414:  [<0806417d>] machine_power_off+0x5/0xa
33617418:  [<08066a28>] panic_exit+0x46/0x4c
33617424:  [<08090890>] notifier_call_chain+0x2a/0x40
33617440:  [<08081de7>] panic+0x70/0x102
33617458:  [<08066190>] segv+0x26e/0x29c
33617498:  [<080726e5>] file_io+0x22/0x7d
3361751c:  [<08065eac>] segv_handler+0x0/0x76
33617524:  [<08065f1b>] segv_handler+0x6f/0x76
33617544:  [<08078aee>] sig_handler_common_skas+0x92/0xe1
33617564:  [<08075063>] sig_handler+0x37/0x6c
3361757c:  [<0807716d>] hard_handler+0x19/0x20
33617588:  [<083e3bd8>] __restore+0x0/0x8
336175c8:  [<0829eb74>] cfq_dispatch_insert+0x1e/0x71
33617864:  [<0807dd7f>] try_to_wake_up+0x90/0xa5
33617880:  [<0829ecc3>] __cfq_dispatch_requests+0x72/0x200
33617898:  [<0829ec26>] cfq_select_queue+0x5f/0x8a
336178ac:  [<0829efa7>] cfq_dispatch_requests+0x70/0x9a
336178cc:  [<0829448e>] elv_next_request+0x45/0x156
336178ec:  [<0806ee17>] do_ubd_request+0x2c/0xbe
336178f8:  [<082970fe>] __freed_request+0x8d/0x92
3361790c:  [<0806213e>] find_irq_by_fd+0x53/0x83
33617910:  [<08074c06>] add_sigio_fd+0xc1/0xcb
3361792c:  [<080621c8>] reactivate_fd+0x5a/0x70
33617948:  [<0806e063>] ubd_handler+0xb8/0xba
336179a0:  [<0806e06a>] ubd_intr+0x5/0xb
336179a4:  [<080a1664>] handle_IRQ_event+0x25/0x5d
336179c0:  [<080a16f9>] __do_IRQ+0x5d/0xb8
336179d8:  [<08061db2>] sigio_handler+0x0/0x6c
336179dc:  [<080622be>] do_IRQ+0x40/0x58
336179ec:  [<08061e06>] sigio_handler+0x54/0x6c
33617a00:  [<08078aee>] sig_handler_common_skas+0x92/0xe1
33617a20:  [<08075472>] unblock_signals+0x8f/0x9c
33617a30:  [<080754a4>] set_signals+0x1f/0x2c
33617a38:  [<08097b4e>] add_wait_queue+0x3a/0x4a
33617a4c:  [<080cc9d2>] __pollwait+0x57/0x63
33617a60:  [<0833c823>] tcp_poll+0x2d/0x167
33617a7c:  [<082eea10>] sock_poll+0x23/0x2b
33617a90:  [<080ccdb5>] do_select+0x2ed/0x351
33617aec:  [<080cc97b>] __pollwait+0x0/0x63
33617b08:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b24:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b40:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b5c:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b78:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b94:  [<0807e5fc>] default_wake_function+0x0/0x12
33617bb0:  [<0807e5fc>] default_wake_function+0x0/0x12
33617bcc:  [<0807e5fc>] default_wake_function+0x0/0x12
33617be8:  [<08296a2c>] blk_remove_plug+0x39/0x6b
33617bfc:  [<0806e06a>] ubd_intr+0x5/0xb
33617c00:  [<080a167c>] handle_IRQ_event+0x3d/0x5d
33617c1c:  [<0806768e>] maybe_map+0x36/0xc2
33617c30:  [<08073363>] os_waiting_for_events+0x23/0x9d
33617c4c:  [<0806778f>] do_op_one_page+0x75/0x8b
33617c64:  [<0806781a>] do_buffer_op+0x75/0x152
33617c74:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617c80:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617ca0:  [<0807675e>] setjmp_wrapper+0x6b/0x6d
33617cc8:  [<0807671b>] setjmp_wrapper+0x28/0x6d
33617ce4:  [<0806793e>] buffer_op+0x47/0x77
33617ce8:  [<080677a5>] do_buffer_op+0x0/0x152
33617cf8:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617d14:  [<08067a39>] copy_from_user_skas+0x94/0xae
33617d24:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617d3c:  [<080cd046>] core_sys_select+0x22d/0x39f
33617e40:  [<0806793e>] buffer_op+0x47/0x77
33617e44:  [<080677a5>] do_buffer_op+0x0/0x152
33617e54:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617e80:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617e98:  [<080cd270>] sys_select+0xb8/0x18e
33617ee8:  [<080673da>] handle_syscall+0xea/0xf0
33617f58:  [<08077bf6>] handle_trap+0x28/0x11e
33617f64:  [<08076f3d>] save_registers+0x40/0x70
33617f80:  [<08078299>] userspace+0x1ad/0x1fe
33617fd8:  [<0806704b>] fork_handler+0xad/0xbd

BUG: at kernel/irq/manage.c:361 free_irq()
33617394:  [<080a1d03>] free_irq+0x12a/0x12f
336173a8:  [<080bd236>] kfree+0x1a/0x82
336173c0:  [<080686e6>] close_one_chan+0xa4/0xaa
336173d0:  [<0806870d>] close_chan+0x21/0x2f
336173e8:  [<08069d23>] close_lines+0x29/0x34
336173fc:  [<08068054>] console_exit+0x24/0x26
33617408:  [<08063a31>] do_uml_exitcalls+0x12/0x1f
33617410:  [<0806416c>] uml_cleanup+0xf/0x11
33617414:  [<0806417d>] machine_power_off+0x5/0xa
33617418:  [<08066a28>] panic_exit+0x46/0x4c
33617424:  [<08090890>] notifier_call_chain+0x2a/0x40
33617440:  [<08081de7>] panic+0x70/0x102
33617458:  [<08066190>] segv+0x26e/0x29c
33617498:  [<080726e5>] file_io+0x22/0x7d
3361751c:  [<08065eac>] segv_handler+0x0/0x76
33617524:  [<08065f1b>] segv_handler+0x6f/0x76
33617544:  [<08078aee>] sig_handler_common_skas+0x92/0xe1
33617564:  [<08075063>] sig_handler+0x37/0x6c
3361757c:  [<0807716d>] hard_handler+0x19/0x20
33617588:  [<083e3bd8>] __restore+0x0/0x8
336175c8:  [<0829eb74>] cfq_dispatch_insert+0x1e/0x71
33617864:  [<0807dd7f>] try_to_wake_up+0x90/0xa5
33617880:  [<0829ecc3>] __cfq_dispatch_requests+0x72/0x200
33617898:  [<0829ec26>] cfq_select_queue+0x5f/0x8a
336178ac:  [<0829efa7>] cfq_dispatch_requests+0x70/0x9a
336178cc:  [<0829448e>] elv_next_request+0x45/0x156
336178ec:  [<0806ee17>] do_ubd_request+0x2c/0xbe
336178f8:  [<082970fe>] __freed_request+0x8d/0x92
3361790c:  [<0806213e>] find_irq_by_fd+0x53/0x83
33617910:  [<08074c06>] add_sigio_fd+0xc1/0xcb
3361792c:  [<080621c8>] reactivate_fd+0x5a/0x70
33617948:  [<0806e063>] ubd_handler+0xb8/0xba
336179a0:  [<0806e06a>] ubd_intr+0x5/0xb
336179a4:  [<080a1664>] handle_IRQ_event+0x25/0x5d
336179c0:  [<080a16f9>] __do_IRQ+0x5d/0xb8
336179d8:  [<08061db2>] sigio_handler+0x0/0x6c
336179dc:  [<080622be>] do_IRQ+0x40/0x58
336179ec:  [<08061e06>] sigio_handler+0x54/0x6c
33617a00:  [<08078aee>] sig_handler_common_skas+0x92/0xe1
33617a20:  [<08075472>] unblock_signals+0x8f/0x9c
33617a30:  [<080754a4>] set_signals+0x1f/0x2c
33617a38:  [<08097b4e>] add_wait_queue+0x3a/0x4a
33617a4c:  [<080cc9d2>] __pollwait+0x57/0x63
33617a60:  [<0833c823>] tcp_poll+0x2d/0x167
33617a7c:  [<082eea10>] sock_poll+0x23/0x2b
33617a90:  [<080ccdb5>] do_select+0x2ed/0x351
33617aec:  [<080cc97b>] __pollwait+0x0/0x63
33617b08:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b24:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b40:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b5c:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b78:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b94:  [<0807e5fc>] default_wake_function+0x0/0x12
33617bb0:  [<0807e5fc>] default_wake_function+0x0/0x12
33617bcc:  [<0807e5fc>] default_wake_function+0x0/0x12
33617be8:  [<08296a2c>] blk_remove_plug+0x39/0x6b
33617bfc:  [<0806e06a>] ubd_intr+0x5/0xb
33617c00:  [<080a167c>] handle_IRQ_event+0x3d/0x5d
33617c1c:  [<0806768e>] maybe_map+0x36/0xc2
33617c30:  [<08073363>] os_waiting_for_events+0x23/0x9d
33617c4c:  [<0806778f>] do_op_one_page+0x75/0x8b
33617c64:  [<0806781a>] do_buffer_op+0x75/0x152
33617c74:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617c80:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617ca0:  [<0807675e>] setjmp_wrapper+0x6b/0x6d
33617cc8:  [<0807671b>] setjmp_wrapper+0x28/0x6d
33617ce4:  [<0806793e>] buffer_op+0x47/0x77
33617ce8:  [<080677a5>] do_buffer_op+0x0/0x152
33617cf8:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617d14:  [<08067a39>] copy_from_user_skas+0x94/0xae
33617d24:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617d3c:  [<080cd046>] core_sys_select+0x22d/0x39f
33617e40:  [<0806793e>] buffer_op+0x47/0x77
33617e44:  [<080677a5>] do_buffer_op+0x0/0x152
33617e54:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617e80:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617e98:  [<080cd270>] sys_select+0xb8/0x18e
33617ee8:  [<080673da>] handle_syscall+0xea/0xf0
33617f58:  [<08077bf6>] handle_trap+0x28/0x11e
33617f64:  [<08076f3d>] save_registers+0x40/0x70
33617f80:  [<08078299>] userspace+0x1ad/0x1fe
33617fd8:  [<0806704b>] fork_handler+0xad/0xbd

BUG: at kernel/irq/manage.c:361 free_irq()
33617394:  [<080a1d03>] free_irq+0x12a/0x12f
336173c0:  [<080686cb>] close_one_chan+0x89/0xaa
336173d0:  [<0806870d>] close_chan+0x21/0x2f
336173e8:  [<08069d23>] close_lines+0x29/0x34
336173fc:  [<08068054>] console_exit+0x24/0x26
33617408:  [<08063a31>] do_uml_exitcalls+0x12/0x1f
33617410:  [<0806416c>] uml_cleanup+0xf/0x11
33617414:  [<0806417d>] machine_power_off+0x5/0xa
33617418:  [<08066a28>] panic_exit+0x46/0x4c
33617424:  [<08090890>] notifier_call_chain+0x2a/0x40
33617440:  [<08081de7>] panic+0x70/0x102
33617458:  [<08066190>] segv+0x26e/0x29c
33617498:  [<080726e5>] file_io+0x22/0x7d
3361751c:  [<08065eac>] segv_handler+0x0/0x76
33617524:  [<08065f1b>] segv_handler+0x6f/0x76
33617544:  [<08078aee>] sig_handler_common_skas+0x92/0xe1
33617564:  [<08075063>] sig_handler+0x37/0x6c
3361757c:  [<0807716d>] hard_handler+0x19/0x20
33617588:  [<083e3bd8>] __restore+0x0/0x8
336175c8:  [<0829eb74>] cfq_dispatch_insert+0x1e/0x71
33617864:  [<0807dd7f>] try_to_wake_up+0x90/0xa5
33617880:  [<0829ecc3>] __cfq_dispatch_requests+0x72/0x200
33617898:  [<0829ec26>] cfq_select_queue+0x5f/0x8a
336178ac:  [<0829efa7>] cfq_dispatch_requests+0x70/0x9a
336178cc:  [<0829448e>] elv_next_request+0x45/0x156
336178ec:  [<0806ee17>] do_ubd_request+0x2c/0xbe
336178f8:  [<082970fe>] __freed_request+0x8d/0x92
3361790c:  [<0806213e>] find_irq_by_fd+0x53/0x83
33617910:  [<08074c06>] add_sigio_fd+0xc1/0xcb
3361792c:  [<080621c8>] reactivate_fd+0x5a/0x70
33617948:  [<0806e063>] ubd_handler+0xb8/0xba
336179a0:  [<0806e06a>] ubd_intr+0x5/0xb
336179a4:  [<080a1664>] handle_IRQ_event+0x25/0x5d
336179c0:  [<080a16f9>] __do_IRQ+0x5d/0xb8
336179d8:  [<08061db2>] sigio_handler+0x0/0x6c
336179dc:  [<080622be>] do_IRQ+0x40/0x58
336179ec:  [<08061e06>] sigio_handler+0x54/0x6c
33617a00:  [<08078aee>] sig_handler_common_skas+0x92/0xe1
33617a20:  [<08075472>] unblock_signals+0x8f/0x9c
33617a30:  [<080754a4>] set_signals+0x1f/0x2c
33617a38:  [<08097b4e>] add_wait_queue+0x3a/0x4a
33617a4c:  [<080cc9d2>] __pollwait+0x57/0x63
33617a60:  [<0833c823>] tcp_poll+0x2d/0x167
33617a7c:  [<082eea10>] sock_poll+0x23/0x2b
33617a90:  [<080ccdb5>] do_select+0x2ed/0x351
33617aec:  [<080cc97b>] __pollwait+0x0/0x63
33617b08:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b24:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b40:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b5c:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b78:  [<0807e5fc>] default_wake_function+0x0/0x12
33617b94:  [<0807e5fc>] default_wake_function+0x0/0x12
33617bb0:  [<0807e5fc>] default_wake_function+0x0/0x12
33617bcc:  [<0807e5fc>] default_wake_function+0x0/0x12
33617be8:  [<08296a2c>] blk_remove_plug+0x39/0x6b
33617bfc:  [<0806e06a>] ubd_intr+0x5/0xb
33617c00:  [<080a167c>] handle_IRQ_event+0x3d/0x5d
33617c1c:  [<0806768e>] maybe_map+0x36/0xc2
33617c30:  [<08073363>] os_waiting_for_events+0x23/0x9d
33617c4c:  [<0806778f>] do_op_one_page+0x75/0x8b
33617c64:  [<0806781a>] do_buffer_op+0x75/0x152
33617c74:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617c80:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617ca0:  [<0807675e>] setjmp_wrapper+0x6b/0x6d
33617cc8:  [<0807671b>] setjmp_wrapper+0x28/0x6d
33617ce4:  [<0806793e>] buffer_op+0x47/0x77
33617ce8:  [<080677a5>] do_buffer_op+0x0/0x152
33617cf8:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617d14:  [<08067a39>] copy_from_user_skas+0x94/0xae
33617d24:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617d3c:  [<080cd046>] core_sys_select+0x22d/0x39f
33617e40:  [<0806793e>] buffer_op+0x47/0x77
33617e44:  [<080677a5>] do_buffer_op+0x0/0x152
33617e54:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617e80:  [<0806796e>] copy_chunk_from_user+0x0/0x37
33617e98:  [<080cd270>] sys_select+0xb8/0x18e
33617ee8:  [<080673da>] handle_syscall+0xea/0xf0
33617f58:  [<08077bf6>] handle_trap+0x28/0x11e
33617f64:  [<08076f3d>] save_registers+0x40/0x70
33617f80:  [<08078299>] userspace+0x1ad/0x1fe
33617fd8:  [<0806704b>] fork_handler+0xad/0xbd