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<span style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Hi,</span><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">I am porting Linux on T4240 powerpc. The linux kernel hangs during intial stage. Linux log messages are given below. What could be the problem for the kernel to hang at this point.</div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><div>Linux version 4.1.8-rt8+gbd51baf (root@esm-desktop) (gcc version 4.9.2 (GCC) ) #416 SMP Wed May 2 12:33:05 IST 2018</div><div>CoreNet Generic board</div><div>Zone ranges:</div><div> DMA [mem 0x0000000000000000-<wbr>0x000000007fffffff]</div><div> DMA32 empty</div><div> Normal [mem 0x0000000080000000-<wbr>0x00000002ffffffff]</div><div>Movable zone start for each node</div><div>Early memory node ranges</div><div> node 0: [mem 0x0000000000000000-<wbr>0x00000002ffffffff]</div><div>Initmem setup node 0 [mem 0x0000000000000000-<wbr>0x00000002ffffffff]</div><div>MMU: Allocated 2112 bytes of context maps for 255 contexts</div><div>PERCPU: Embedded 16 pages/cpu @c0000002fe300000 s26648 r0 d38888 u65536</div><div>Built 1 zonelists in Zone order, mobility grouping on. Total pages: 3102720</div><div>Kernel command line: root=/dev/ram rw console=ttyS0,115200</div><div>log_buf_len individual max cpu contribution: 4096 bytes</div><div>log_buf_len total cpu_extra contributions: 94208 bytes</div><div>log_buf_len min size: 16384 bytes</div><div>log_buf_len: 131072 bytes</div><div>early log buf free: 12148(74%)</div><div>PID hash table entries: 4096 (order: 3, 32768 bytes)</div><div>Dentry cache hash table entries: 2097152 (order: 12, 16777216 bytes)</div><div>Inode-cache hash table entries: 1048576 (order: 11, 8388608 bytes)</div><div>Sorting __ex_table...</div><div>Memory: 12197516K/12582912K available (7564K kernel code, 1064K rwdata, 2628K rodata, 344K init, 760K bss, 385396K reserved, 0K cma-reserved)</div><div>Hierarchical RCU implementation.</div><div><span style="white-space:pre-wrap"> </span>RCU debugfs-based tracing is enabled.</div><div><span style="white-space:pre-wrap"> </span>CONFIG_RCU_FANOUT set to non-default value of 32</div><div><span style="white-space:pre-wrap"> </span>Additional per-CPU info printed with stalls.</div><div>NR_IRQS:512 nr_irqs:512 16</div><div>mpic: Setting up MPIC " OpenPIC " version 1.2 at ffe040000, max 24 CPUs</div><div>mpic: ISU size: 512, shift: 9, mask: 1ff</div><div>mpic: Initializing for 512 sources</div><div>clocksource timebase: mask: 0xffffffffffffffff max_cycles: 0xa9210e89c, max_idle_ns: 440795203878 ns</div><div>clocksource: timebase mult[15d17460] shift[24] registered</div><div>Console: colour dummy device 80x25</div><div>pid_max: default: 32768 minimum: 301</div><div>Mount-cache hash table entries: 32768 (order: 6, 262144 bytes)</div><div>Mountpoint-cache hash table entries: 32768 (order: 6, 262144 bytes)</div><div>e6500 family performance monitor hardware support registered</div><div>Processor 1 is stuck.</div><div>smp: smp_85xx_start_cpu: timeout waiting for cpu 2 to reset</div><div>smp: failed starting cpu 2 (rc -11)</div><div>smp: smp_85xx_start_cpu: timeout waiting for cpu 2 to reset</div><div>smp: failed starting cpu 3 (rc -11)</div><div>smp: smp_85xx_start_cpu: timeout waiting for cpu 4 to reset</div><div>smp: failed starting cpu 4 (rc -11)</div><div>smp: smp_85xx_start_cpu: timeout waiting for cpu 4 to reset</div><div>smp: failed starting cpu 5 (rc -11)</div></div>
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