From: Fernando P. Lopez-L. <na...@cc...> - 2004-10-01 01:37:20
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On Thu, 2004-09-30 at 16:04, Bjorn Helgaas wrote: > On Thursday 30 September 2004 3:22 pm, Bjorn Helgaas wrote: > > Fernando Pablo Lopez-Lezcano <na...@cc...> wrote: > > > inserting floppy driver for 2.6.8.1-1.520.1nov.rhfc2.ccrma > > > Unable to handle kernel paging request at virtual address f8881920 > > > printing eip: > > > c0251d3d > > > *pde = 37f5f067 > > > Oops: 0002 [#1] > > > PREEMPT > > > Modules linked in: floppy(U) sg(U) dm_mod(U) uhci_hcd(U) ehci_hcd(U) > > > button(U) battery(U) asus_acpi(U) ac(U) ext3(U) jbd(U) raid5(U) xor(U) > > > sata_via(U) sata_promise(U) libata(U) sd_mod(U) scsi_mod(U) > > > CPU: 0 > > > EIP: 0060:[<c0251d3d>] Not tainted VLI > > > EFLAGS: 00010246 (2.6.8.1-1.520.1nov.rhfc2.ccrma) > > > EIP is at acpi_bus_register_driver+0xd2/0x165 > > Like Pierre, I was able to reproduce this with DEBUG_PAGEALLOC. > I found a struct acpi_driver in hpet.c that was erroneously marked > __init, and the attached patch fixed the oops for me. Can you give > this a whirl? Sorry, I did, and still get the oops. This is it this time (looks the same to me): inserting floppy driver for 2.6.8.1-1.520.1nov.rhfc2.ccrma Unable to handle kernel paging request at virtual address f8881920 printing eip: c0251d3d *pde = 37f5f067 Oops: 0002 [#1] PREEMPT Modules linked in: floppy(U) sg(U) dm_mod(U) uhci_hcd(U) ehci_hcd(U) button(U) battery(U) asus_acpi(U) ac(U) ext3(U) jbd(U) raid5(U) xor(U) sata_via(U) sata_promise(U) libata(U) sd_mod(U) scsi_mod(U) CPU: 0 EIP: 0060:[<c0251d3d>] Not tainted VLI EFLAGS: 00010246 (2.6.8.1-1.520.1nov.rhfc2.ccrma) EIP is at acpi_bus_register_driver+0xd2/0x165 eax: f8881920 ebx: f88eefe0 ecx: c03d6b40 edx: f88ebd30 esi: ffffffed edi: f6eb8000 ebp: c03d9460 esp: f6eb8f5c ds: 007b es: 007b ss: 0068 Process modprobe (pid: 2119, threadinfo=f6eb8000 task=f6dc4640) Stack: c03d94a0 f88e9126 00000015 00000014 f8870bc1 c03d94a0 f88ef280 f6eb8000 c0129ef7 c03d94a0 f88ef280 f6eb8000 c03d9460 c014dd52 00000246 f62d1eac f6e44c40 f6f16564 f6ea1c40 f6ea1c6c 00000000 b7fde008 0807a1a0 006a809d Call Trace: [<f88e9126>] acpi_floppy_init+0x16/0x50 [floppy] [<f8870bc1>] floppy_init+0x11/0x600 [floppy] [<c0129ef7>] printk+0x17/0x20 [<c014dd52>] sys_init_module+0x252/0x3b0 [<c0106afd>] sysenter_past_esp+0x52/0x71 Code: 00 00 00 a1 ec 67 3e c0 c7 05 78 67 3e c0 a0 7b 3a c0 c7 05 7c 67 3e c0 bd 01 00 00 89 1d ec 67 3e c0 c7 03 e8 67 3e c0 89 43 04 <89> 18 81 3d 68 67 3e c0 3c 4b 24 1d 74 1c 68 68 67 3e c0 68 bf <6>note: modprobe[2119] exited with preempt_count 1 Debug: sleeping function called from invalid context at include/linux/rwsem.h:43 in_atomic():1, irqs_disabled():0 [<c0125652>] __might_sleep+0xa2/0xb0 [<c012d222>] do_exit+0xa2/0x980 [<c010775f>] die+0x2bf/0x2c0 [<c012a0b6>] vprintk+0x1b6/0x340 [<c011e1e4>] do_page_fault+0x314/0x56c [<c01d8155>] sysfs_new_dirent+0x25/0x80 [<c01d81cd>] sysfs_make_dirent+0x1d/0x90 [<c0172a29>] unmap_area_pmd+0x49/0x60 [<c01d7d84>] sysfs_add_file+0x74/0xa0 [<c0172bb0>] unmap_vm_area+0x30/0x80 [<c0173136>] __vunmap+0xb6/0xf0 [<c0129cf0>] call_console_drivers+0x80/0x110 [<c011ded0>] do_page_fault+0x0/0x56c [<c0106cf9>] error_code+0x2d/0x38 [<c0251d3d>] acpi_bus_register_driver+0xd2/0x165 [<f88e9126>] acpi_floppy_init+0x16/0x50 [floppy] [<f8870bc1>] floppy_init+0x11/0x600 [floppy] [<c0129ef7>] printk+0x17/0x20 [<c014dd52>] sys_init_module+0x252/0x3b0 [<c0106afd>] sysenter_past_esp+0x52/0x71 I tried building without PREEMPT but there were some errors about unknown symbols at the end, I'll try again tomorrow. -- Fernando |