Messages in this thread | | | Date | Wed, 24 Sep 2003 10:46:16 -0700 (PDT) | From | Brad Chapman <> | Subject | Re: Problems with the maestro3 OSS driver on 2.6.0-test5-bk10 |
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Mr. Brown,
UPDATE: Ugh, it fails on 2.6.0-test5-mm4 as well. Here are the Oopses:
Unable to handle kernel NULL pointer dereference at virtual address 00000188 printing eip: e4cb4d38 *pde = 00000000 Oops: 0000 [#1] PREEMPT CPU: 0 EIP: 0060:[<e4cb4d38>] Not tainted VLI EFLAGS: 00210002 EIP is at m3_open+0x12d/0x3ad [maestro3] eax: d324c000 ebx: 00000000 ecx: dfb4f904 edx: d2fef500 esi: dfb4f8f4 edi: 00000003 ebp: dfb4f904 esp: d324de98 ds: 007b es: 007b ss: 0068 Process mplayer (pid: 1260, threadinfo=d324c000 task=d5120300) Stack: e4cb6a91 00000077 c018a343 dfca129c d324df00 d324defc 00000000 d9bfc300 00200246 ff003850 d324c000 e4c90f40 00000000 00000003 e4c8fa59 df5adb4c d2fef500 00e00003 d324df28 d88e0794 d324c000 c0183718 e4cb9980 d324c000 Call Trace: [<c018a343>] link_path_walk+0x85e/0xdd2 [<e4c8fa59>] soundcore_open+0x2a3/0x626 [soundcore] [<c0183718>] exact_match+0x0/0x5 [<c0182fef>] chrdev_open+0x220/0x616 [<c0175e9c>] get_empty_filp+0x75/0xe8 [<c0182dcf>] chrdev_open+0x0/0x616 [<c01738bc>] dentry_open+0x14d/0x218 [<c017376d>] filp_open+0x67/0x69 [<c0173f6d>] sys_open+0x5b/0x8b [<c038205a>] sysenter_past_esp+0x43/0x65
Code: db 89 e9 ff 4e 10 0f 88 58 1b 00 00 8b 54 24 40 0f b7 42 1c 66 85 46 58 75 9d 9c 8f 44 24 20 fa b8 00 e0 ff ff 21 e0 83 40 14 01 <81> bb 88 01 00 00 3c 4b 24 1d 74 26 8d 83 88 01 00 00 c7 44 24 <6>note: mplayer[1260] exited with preempt_count 2 bad: scheduling while atomic! Call Trace: [<c0120619>] schedule+0x8ee/0x8f3 [<c015dfdc>] zap_pmd_range+0x48/0x64 [<c015e03b>] unmap_page_range+0x43/0x69 [<c015e28b>] unmap_vmas+0x22a/0x358 [<c0163f05>] exit_mmap+0xce/0x2b7 [<c0123c7c>] mmput+0xc8/0x170 [<c012a280>] do_exit+0x27e/0x8e1 [<c010c74e>] do_divide_error+0x0/0xfb [<c011d959>] do_page_fault+0x20d/0x54b [<c0292de9>] blk_run_queues+0x148/0x353 [<c0261673>] pty_write+0x1cd/0x1cf [<c0123847>] autoremove_wake_function+0x0/0x4f [<c0225fc0>] __copy_from_user_ll+0x74/0x78 [<c0149dc6>] find_get_page+0x7a/0x161 [<c011d74c>] do_page_fault+0x0/0x54b [<c0382adb>] error_code+0x2f/0x38 [<e4cb4d38>] m3_open+0x12d/0x3ad [maestro3] [<c018a343>] link_path_walk+0x85e/0xdd2 [<e4c8fa59>] soundcore_open+0x2a3/0x626 [soundcore] [<c0183718>] exact_match+0x0/0x5 [<c0182fef>] chrdev_open+0x220/0x616 [<c0175e9c>] get_empty_filp+0x75/0xe8 [<c0182dcf>] chrdev_open+0x0/0x616 [<c01738bc>] dentry_open+0x14d/0x218 [<c017376d>] filp_open+0x67/0x69 [<c0173f6d>] sys_open+0x5b/0x8b [<c038205a>] sysenter_past_esp+0x43/0x65
bad: scheduling while atomic! Call Trace: [<c0120619>] schedule+0x8ee/0x8f3 [<c015dfdc>] zap_pmd_range+0x48/0x64 [<c015e03b>] unmap_page_range+0x43/0x69 [<c015e28b>] unmap_vmas+0x22a/0x358 [<c0163f05>] exit_mmap+0xce/0x2b7 [<c0123c7c>] mmput+0xc8/0x170 [<c012a280>] do_exit+0x27e/0x8e1 [<c010c74e>] do_divide_error+0x0/0xfb [<c011d959>] do_page_fault+0x20d/0x54b [<c0292de9>] blk_run_queues+0x148/0x353 [<c0261673>] pty_write+0x1cd/0x1cf [<c0123847>] autoremove_wake_function+0x0/0x4f [<c0225fc0>] __copy_from_user_ll+0x74/0x78 [<c0149dc6>] find_get_page+0x7a/0x161 [<c011d74c>] do_page_fault+0x0/0x54b [<c0382adb>] error_code+0x2f/0x38 [<e4cb4d38>] m3_open+0x12d/0x3ad [maestro3] [<c018a343>] link_path_walk+0x85e/0xdd2 [<e4c8fa59>] soundcore_open+0x2a3/0x626 [soundcore] [<c0183718>] exact_match+0x0/0x5 [<c0182fef>] chrdev_open+0x220/0x616 [<c0175e9c>] get_empty_filp+0x75/0xe8 [<c0182dcf>] chrdev_open+0x0/0x616 [<c01738bc>] dentry_open+0x14d/0x218 [<c017376d>] filp_open+0x67/0x69 [<c0173f6d>] sys_open+0x5b/0x8b [<c038205a>] sysenter_past_esp+0x43/0x65
Debug: sleeping function called from invalid context at include/asm/semaphore.h:119 in_atomic():1, irqs_disabled():0 Call Trace: [<c0122eae>] __might_sleep+0x9c/0xb6 [<c0161dc5>] remove_shared_vm_struct+0x41/0x96 [<c0164010>] exit_mmap+0x1d9/0x2b7 [<c0123c7c>] mmput+0xc8/0x170 [<c012a280>] do_exit+0x27e/0x8e1 [<c010c74e>] do_divide_error+0x0/0xfb [<c011d959>] do_page_fault+0x20d/0x54b [<c0292de9>] blk_run_queues+0x148/0x353 [<c0261673>] pty_write+0x1cd/0x1cf [<c0123847>] autoremove_wake_function+0x0/0x4f [<c0225fc0>] __copy_from_user_ll+0x74/0x78 [<c0149dc6>] find_get_page+0x7a/0x161 [<c011d74c>] do_page_fault+0x0/0x54b [<c0382adb>] error_code+0x2f/0x38 [<e4cb4d38>] m3_open+0x12d/0x3ad [maestro3] [<c018a343>] link_path_walk+0x85e/0xdd2 [<e4c8fa59>] soundcore_open+0x2a3/0x626 [soundcore] [<c0183718>] exact_match+0x0/0x5 [<c0182fef>] chrdev_open+0x220/0x616 [<c0175e9c>] get_empty_filp+0x75/0xe8 [<c0182dcf>] chrdev_open+0x0/0x616 [<c01738bc>] dentry_open+0x14d/0x218 [<c017376d>] filp_open+0x67/0x69 [<c0173f6d>] sys_open+0x5b/0x8b [<c038205a>] sysenter_past_esp+0x43/0x65
Should I just try the ALSA drivers w/OSS emulation? I know I should be using them but Red Hat 9 is quite involved to get complete ALSAness working on it....
Brad
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