Hi, I'm trying to use LTTng 2.0 on a Pandaboard. After building the latest tools and modules I tried to run lttng and got following error:
# lttng list -k Spawning a session daemon [ 55.723144] Internal error: Oops - undefined instruction: 0 [#1] PREEMPT SMP [ 55.736511] Modules linked in: lttng_ftrace(+) smsc95xx [ 55.745025] CPU: 1 Not tainted (3.0.0-1002-linaro-omap #3~ppa~natty-Ubuntu) [ 55.758697] PC is at vmalloc_sync_all+0x0/0x8 [ 55.766326] LR is at init_module+0x12/0x1c [lttng_ftrace] [ 55.774993] pc : [<c00ef390>] lr : [<bf8071fb>] psr: 60000113 [ 55.774993] sp : eb9a5f50 ip : c0474c17 fp : 00000000 [ 55.793121] r10: 00000000 r9 : 00000000 r8 : c0645160 [ 55.801574] r7 : bf8071e9 r6 : 00000000 r5 : 006f2ec0 r4 : bf807424 [ 55.811370] r3 : 271aed1c r2 : 271aed1c r1 : bf80739a r0 : c00ef390 [ 55.821105] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 55.831481] Control: 50c5387d Table: 9984c04a DAC: 00000015 [ 55.840454] Process modprobe (pid: 1580, stack limit = 0xeb9a42f8) [ 55.849914] Stack: (0xeb9a5f50 to 0xeb9a6000) [ 55.857421] 5f40: eb9a4000 c00584b7 00000000 00000001 [ 55.871765] 5f60: bf807424 bf807424 006f2ec0 bf807424 006f2ec0 00000000 00001a19 c005ca04 [ 55.886108] 5f80: eb9a4000 c00b1ceb 40108000 00001a19 006f2ec0 bee9d4b4 006f2ef8 00000000 [ 55.900726] 5fa0: 00000080 c005c801 bee9d4b4 006f2ef8 40108000 00001a19 006f2ec0 bee9d414 [ 55.915527] 5fc0: bee9d4b4 006f2ef8 00000000 00000080 0000b979 006f2f04 006f2ec0 00000000 [ 55.930358] 5fe0: 00017edc bee9d418 0000aedf 401c8ae0 60000110 40108000 00000000 00000000 [ 55.945343] [<c00ef390>] (vmalloc_sync_all+0x0/0x8) from [<bf8071fb>] (init_module+0x12/0x1c [lttng_ftrace]) [ 55.962280] [<bf8071fb>] (init_module+0x12/0x1c [lttng_ftrace]) from [<c00584b7>] (do_one_initcall+0x6b/0xfc) [ 55.979339] [<c00584b7>] (do_one_initcall+0x6b/0xfc) from [<c00b1ceb>] (sys_init_module+0x4b/0x11c) [ 55.995544] [<c00b1ceb>] (sys_init_module+0x4b/0x11c) from [<c005c801>] (ret_fast_syscall+0x1/0x50) [ 56.011932] Code: e8bdb007 bf008ff0 c06174d0 c0b83db4 (f85db500) [ 56.028320] ---[ end trace 14e0c48d8bb29e79 ]--- Segmentation fault After investigation I found that the oops happened while installing lttng-ftrace module. Any help resolving it will be appreciated. My kernel version is 3.0. Regards, Avik _______________________________________________ ltt-dev mailing list [email protected] http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
