Bug 4662
| Summary: | oops when apps that are using alsa exit | ||
|---|---|---|---|
| Product: | Drivers | Reporter: | Islam Motab (pharon) |
| Component: | Sound(ALSA) | Assignee: | Jaroslav Kysela (perex) |
| Status: | CLOSED CODE_FIX | ||
| Severity: | blocking | ||
| Priority: | P2 | ||
| Hardware: | i386 | ||
| OS: | Linux | ||
| Kernel Version: | 2.6.12-rc5-mm1 | Subsystem: | |
| Regression: | --- | Bisected commit-id: | |
never mind , fixed: http://lkml.org/lkml/2005/5/26/109 known and fixed, closing |
Pentium III 800MHz 512MB ram CM8738 sound card on 2.6.12-rc5-mm1 on gentoo-linux play sound through alsa, then quit program. I get an oops: Unable to handle kernel NULL pointer dereference at virtual address 000000a4 printing eip: c02acb79 *pde = 00000000 Oops: 0002 [#1] PREEMPT Modules linked in: CPU: 0 EIP: 0060:[<c02acb79>] Not tainted VLI EFLAGS: 00210286 (2.6.12-rc5-mm1-personal) EIP is at snd_pcm_mmap_data_close+0xa/0x11 eax: 00000000 ebx: db194000 ecx: d9fc8720 edx: d9f24b40 esi: dfabd080 edi: d9f24b18 ebp: df461b80 esp: db195f58 ds: 007b es: 007b ss: 0068 Process mplayer (pid: 14876, threadinfo=db194000 task=df382540) Stack: c013dd8c d9f24b18 00000000 df461b80 b653d000 c013f1d5 d9f24b18 d9f24b18 d9f24b18 b6545000 c013f4ec df461b80 d9f24b18 d9fc8858 df461b80 df461bb0 00008000 db194000 c013f529 df461b80 b653d000 00008000 b653d000 00008000 Call Trace: [<c013dd8c>] remove_vm_struct+0x49/0x6f [<c013f1d5>] unmap_vma_list+0x14/0x1f [<c013f4ec>] do_munmap+0xe7/0xf3 [<c013f529>] sys_munmap+0x31/0x4b [<c0102bd7>] sysenter_past_esp+0x54/0x75 Code: 8b 54 24 04 81 48 14 00 00 08 00 c7 40 44 fc c6 38 c0 89 50 50 8b 42 60 ff 80 a4 00 00 00 31 c0 c3 8b 44 24 04 8b 40 50 8b 40 60 <ff> 88 a4 00 00 00 c3 8b 44 24 04 8b 40 50 8b 40 60 ff 80 a4 00