Messages in this thread | | | Subject | BUG: warning at kernel/mutex.c:281 for 2.6.16.-git8 thru git20 | From | Donald Parsons <> | Date | Sun, 02 Apr 2006 12:39:25 -0400 |
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I have been seeing this BUG: in dmesg. It does not cause any noticeable user problems. Just let me know if you want more details. Distribution FC3 with no tainting. T43 Thinkpad laptop.
BUG: warning was not in .16-git7 or previous.
Linux version 2.6.16-git9 (don@danny.parsons.org) (gcc version 3.4.4 20050721 (Red Hat 3.4.4-2)) #3 PREEMPT Fri Mar 24 14:45:55 EST 2006 ..... serio: Synaptics pass-through port at isa0060/serio1/input0 input: SynPS/2 Synaptics TouchPad as /class/input/input1 hdaps: device successfully initialized. input: hdaps as /class/input/input2 hdaps: driver successfully loaded. MC: drivers/edac/edac_mc.c version edac_mc Ver: 2.0.0 Mar 24 2006 NET: Registered protocol family 2 IP route cache hash table entries: 65536 (order: 6, 262144 bytes) TCP established hash table entries: 262144 (order: 10, 4194304 bytes) TCP bind hash table entries: 65536 (order: 8, 1310720 bytes) TCP: Hash tables configured (established 262144 bind 65536) TCP reno registered TCP bic registered Initializing IPsec netlink socket NET: Registered protocol family 1 NET: Registered protocol family 17 Using IPI Shortcut mode ACPI wakeup devices: LID SLPB UART EXP0 EXP1 EXP2 EXP3 PCI1 USB0 USB1 USB3 USB7 AC9M ACPI: (supports S0 S3 S4 S5) Freeing unused kernel memory: 160k freed BUG: warning at kernel/mutex.c:281/__mutex_trylock_slowpath() <7812af12> mutex_trylock+0x70/0x152 <7823370e> hdaps_mousedev_poll\ +0xd/0xc5 <781205fa> run_timer_softirq+0x11f/0x159 <78233701> hdaps_mousedev_poll+0x0/0xc5 <7811d22c> __do_softirq+0x40/0x88 <781049af> do_softirq+0x44/0x4c ======================= <7811d314> irq_exit+0x2d/0x37 <781048d1> do_IRQ+0x79/0x83 <781035ae> common_interrupt+0x1a/0x20 <7811680e> __might_sleep\ +0x16/0x94 <7819e794> copy_to_user+0x18/0x5d <7815c9be> filldir64+0x94/0xc3 <7817c08f> sysfs_readdir+0x17d/0x1c2 <7815c92a> filldir64+0x0/0xc3 <7815c92a> filldir64+0x0/0xc3 <7815c6ef> vfs_readdir+0x63/0x89 <7815ca53> sys_getdents64+0x66/0xb3 <78296f41> _spin_unlock+0xf/0x23 <7815be56> do_fcntl+0xc3/0x136 <78102be3> syscall_call+0x7/0xb SCSI subsystem initialized libata version 1.20 loaded. ata_piix 0000:00:1f.2: version 1.05 ata_piix 0000:00:1f.2: MAP [ P0 P2 IDE IDE ] ata: 0x170 IDE port busy .....
and for git12 I see similar plus (strangely) 3 error messages:
Linux version 2.6.16-git12 (don@danny.parsons.org) (gcc version 3.4.4 20050721 (Red Hat 3.4.4-2)) #4 PREEMPT Sun Mar 26 15:51:21 EST 2006 ..... usbcore: registered new driver hub PCI: Using ACPI for IRQ routing PCI: If a device doesn't work, try "pci=routeirq". If it helps, post\ a report Setting up standard PCI resources initcall at 0x7834e423: pnp_system_init+0x0/0xa(): returned with error\ code 2 PCI: Bridge: 0000:00:01.0 IO window: 3000-3fff MEM window: a8100000-a81fffff PREFETCH window: c0000000-c7ffffff ..... agpgart: AGP aperture is 256M @ 0x0 PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 serio: i8042 AUX port at 0x60,0x64 irq 12 serio: i8042 KBD port at 0x60,0x64 irq 1 Serial: 8250/16550 driver $Revision: 1.90 $ 2 ports, IRQ sharing enabled pnp: Device 00:09 activated. 00:09: ttyS0 at I/O 0x3f8 (irq = 4) is a NS16550A initcall at 0x7834fc7b: serial8250_pnp_init+0x0/0xa(): returned with error code 1 ACPI: PCI Interrupt 0000:00:1e.3[B] -> GSI 23 (level, low) -> IRQ 19 ACPI: PCI interrupt for device 0000:00:1e.3 disabled RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize ..... mice: PS/2 mouse device common for all mice hdaps: IBM ThinkPad T43 detected. input: AT Translated Set 2 keyboard as /class/input/input0 hdaps: initial latch check good (0x01). Synaptics Touchpad, model: 1, fw: 5.9, id: 0x2c6ab1, caps: 0x884793/0x0 serio: Synaptics pass-through port at isa0060/serio1/input0 input: SynPS/2 Synaptics TouchPad as /class/input/input1 hdaps: device successfully initialized. input: hdaps as /class/input/input2 hdaps: driver successfully loaded. EDAC MC: Ver: 2.0.0 Mar 26 2006 NET: Registered protocol family 2 IP route cache hash table entries: 65536 (order: 6, 262144 bytes) TCP established hash table entries: 262144 (order: 10, 4194304 bytes) TCP bind hash table entries: 65536 (order: 8, 1310720 bytes) BUG: warning at kernel/mutex.c:281/__mutex_trylock_slowpath() <7812af16> mutex_trylock+0x70/0x152 <78233b02> hdaps_mousedev_poll\ +0xd/0xc5 <781206a9> run_timer_softirq+0x11f/0x159 <78233af5> hdaps_mousedev_poll+0x0/0xc5 <7811d2ec> __do_softirq+0x40/0x88 <781049d3> do_softirq+0x44/0x4c ======================= <7811d3d4> irq_exit+0x2d/0x37 <781048f5> do_IRQ+0x79/0x83 <781035aa> common_interrupt+0x1a/0x20 <7835007b> early_serial_console_init+0x1e/0x45 <7835322a> tcp_init+0x1a2/0x2dc <78353808> inet_init+0x116/0x169 <7833a6d6> do_initcalls+0x53/0xda <781778f9> proc_mkdir_mode\ +0x37/0x49 <7810029a> init+0x0/0x122 <781002d1> init+0x37/0x122 <781012f9> kernel_thread_helper+0x5/0xb TCP: Hash tables configured (established 262144 bind 65536) TCP reno registered TCP bic registered Initializing IPsec netlink socket NET: Registered protocol family 1 NET: Registered protocol family 17 initcall at 0x78342e63: acpi_cpufreq_init+0x0/0x1f(): returned with\ error code -16 Using IPI Shortcut mode ACPI wakeup devices: LID SLPB UART EXP0 EXP1 EXP2 EXP3 PCI1 USB0 USB1 USB3 USB7 AC9M ACPI: (supports S0 S3 S4 S5) Freeing unused kernel memory: 160k freed SCSI subsystem initialized libata version 1.20 loaded. ata_piix 0000:00:1f.2: version 1.05 .....
Linux version 2.6.16-git20 (don@danny.parsons.org) (gcc version 3.4.4 20050721 (Red Hat 3.4.4-2)) #10 PREEMPT Sat Apr 1 11:19:42 EST 2006 ..... NET: Registered protocol family 17 initcall at 0x78346ec4: acpi_cpufreq_init+0x0/0x1f(): returned with\ error code -16 Using IPI Shortcut mode ACPI wakeup devices: LID SLPB UART EXP0 EXP1 EXP2 EXP3 PCI1 USB0 USB1 USB3 USB7 AC9M ACPI: (supports S0 S3 S4 S5) drivers/rtc/hctosys.c: unable to open rtc device (rtc0) Freeing unused kernel memory: 160k freed BUG: warning at kernel/mutex.c:281/__mutex_trylock_slowpath() <7812ad0e> mutex_trylock+0x70/0x152 <78236012> hdaps_mousedev_poll +0xd/0xc5 <781206eb> run_timer_softirq+0x11f/0x159 <78236005> hdaps_mousedev_poll+0x0/0xc5 <7811d3e0> __do_softirq+0x40/0x88 <781049bf> do_softirq+0x44/0x4c ======================= <7811d4c8> irq_exit+0x2d/0x37 <781048e1> do_IRQ+0x79/0x83 <781035aa> common_interrupt+0x1a/0x20 <78136287> prep_new_page +0x103/0x14e <78136800> buffered_rmqueue+0x12c/0x160 <7813694d> get_page_from_freelist+0x7d/0x96 <781369bf> __alloc_pages+0x59/0x273 <7813e053> do_anonymous_page +0x4f/0x169 <7813e513> __handle_mm_fault+0xef/0x1f6 <7829a5bb> do_page_fault +0x23f/0x59f <7829a37c> do_page_fault+0x0/0x59f <78103673> error_code+0x4f/0x54 SCSI subsystem initialized libata version 1.20 loaded. ata_piix 0000:00:1f.2: version 1.05 ata_piix 0000:00:1f.2: MAP [ P0 P2 IDE IDE ] ata: 0x170 IDE port busy .....
Thanks, Don Parsons
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