Hi all, *ISSUE *: "*Info threads*" hangs in KGDBOE > Kernel : Linux-2.6.29 > Bug found in Architectures: PowerPC (ppc32), x86 > ------- > > While trying to run kernel* Linux-2.6.29* on* PowerPC* Xilinx target with > *KGDBOE *enabled. Further issues arise when I run "*info threads*" after > connecting to the target. following is the error: > > (gdb) target remote udp:10.161.2.35:6443 > > warning: The remote protocol may be unreliable over UDP. > > Some events may be lost, rendering further debugging impossible. > > Remote debugging using udp:10.161.2.35:6443 > > kgdb_breakpoint () at kernel/kgdb.c:1803 > > 1803 arch_kgdb_breakpoint(); > > (gdb) info threads > [New Thread -2] > [New Thread 2] > [New Thread 3] > [New Thread 4] > [New Thread 5] > [New Thread 6] > [New Thread 59] > [New Thread 67] > [New Thread 101] > [New Thread 102] > [New Thread 103] > [New Thread 104] > [New Thread 105] > 14 Thread 105 (nfsiod) __switch_to (prev=<value optimized out>, > new=0xcf89c100) at arch/powerpc/kernel/process.c:411 > 13 Thread 104 (aio/0) __switch_to (prev=<value optimized out>, > new=0xcf82f4e0) at arch/powerpc/kernel/process.c:411 > 12 Thread 103 (kswapd0) __switch_to (prev=<value optimized out>, > new=0xcf82f4e0) at arch/powerpc/kernel/process.c:411 > 11 Thread 102 (pdflush) __switch_to (prev=<value optimized out>, > new=0xcf82e880) at arch/powerpc/kernel/process.c:411 > 10 Thread 101 (pdflush) Ignoring packet error, continuing... > Ignoring packet error, continuing... > Ignoring packet error, continuing... > Ignoring packet error, continuing... > Ignoring packet error, continuing... > > Finally kernel dies, after these error messages. This issue is not found > till Linux-2.6.28.10 kernel version, KGDBOE works fine in x86 & PowerPC. Now > the bug is seen PowerPC from kernel version Linux-2.6.29 > > Hope this should not be raw_smp_processor_id issue ! The CPU ID returned in > both arch's is 0. Which patch in netpoll* or any net device has caused this > issue. > > One more thing to notice in PowerPC the kernel dies exactly after reply of > four threads/packets. > > > Thanks, > Srikanth Krishnakar > > > > > >
-- "The Good You Do, The Best You GET" Regards Srikanth Krishnakar ********************** ------------------------------------------------------------------------------ _______________________________________________ Kgdb-bugreport mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/kgdb-bugreport
