Messages in this thread | | | Date | Sat, 21 Jun 2008 20:28:06 +0200 | Subject | v2.6.26-rc7/oprofile: BUG: using smp_processor_id() in preemptible | From | Vegard Nossum <> |
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Hi,
I decided to try oprofile too :) Here's what I did:
# opcontrol --deinit Stopping profiling. Killing daemon. Opening /proc/modules: No such file or directory
This was after having collected some data. The kernel is compiled without module support. (I can provide config if necessary)
Vegard
opannotate[27361]: segfault at 0 ip 080d1f5b sp bfcbab6c error 4 in opannotate[8048000+117000] BUG: using smp_processor_id() in preemptible [00000000] code: oprofiled/27301 caller is nmi_shutdown+0x11/0x60 Pid: 27301, comm: oprofiled Not tainted 2.6.26-rc7 #25 [<c028a90d>] debug_smp_processor_id+0xbd/0xc0 [<c045fba1>] nmi_shutdown+0x11/0x60 [<c045dd4a>] oprofile_shutdown+0x2a/0x60 [<c045eb70>] event_buffer_release+0x10/0x40 [<c0195f76>] __fput+0xb6/0x180 [<c01962e9>] fput+0x19/0x20 [<c0193297>] filp_close+0x47/0x70 [<c013869b>] put_files_struct+0x9b/0xb0 [<c01386f2>] exit_files+0x42/0x60 [<c013989d>] do_exit+0x16d/0x700 [<c014e1c6>] ? up_read+0x16/0x30 [<c0122953>] ? do_page_fault+0x2e3/0x700 [<c0194b90>] ? do_sync_write+0x0/0x110 [<c0139e61>] do_group_exit+0x31/0x90 [<c0139ecf>] sys_exit_group+0xf/0x20 [<c010831b>] sysenter_past_esp+0x78/0xd1 =======================
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