Hi, We have a question about Kernel panic related with OOM-killer on an ARM-A15 board. But it reproduced randomly. Does anyone has some issues like this or some suggestion? Thank you so much. The Logs when kernel panic was occurred as follows. [59313.549221] Killed process 15479 (server) total-vm:9984kB, anon-rss:68kB, file-rss:0kB [59318.531080] Out of memory: Kill process 15485 (server) score 0 or sacrifice child [59318.618689] Killed process 15485 (server) total-vm:9984kB, anon-rss:68kB, file-rss:0kB [59321.839161] Out of memory: Kill process 1339 (portmap) score 0 or sacrifice child [59321.926735] Killed process 1339 (portmap) total-vm:1732kB, anon-rss:64kB, file-rss:0kB [59327.626410] Kernel panic - not syncing: Out of memory and no killable processes... [59327.626410] [59327.732711] CPU: 15 PID: 28026 Comm: rmap-test Tainted: G O 3.10.37 #1 [59327.821217] [<c0011a6c>] (unwind_backtrace+0x0/0x12c) from [<c000d0b0>] (show_stack+0x20/0x24) [59327.924275] [<c000d0b0>] (show_stack+0x20/0x24) from [<c0310f74>] (dump_stack+0x20/0x28) [59328.021090] [<c0310f74>] (dump_stack+0x20/0x28) from [<c030e2f0>] (panic+0x98/0x1fc) [59328.113748] [<c030e2f0>] (panic+0x98/0x1fc) from [<c00c2d20>] (out_of_memory+0x23c/0x2b4) [59328.211609] [<c00c2d20>] (out_of_memory+0x23c/0x2b4) from [<c00c6ba0>] (__alloc_pages_nodemask+0x604/0x7e8) [59328.328207] [<c00c6ba0>] (__alloc_pages_nodemask+0x604/0x7e8) from [<c00df164>] (__pte_alloc+0x30/0x16c) [59328.441685] [<c00df164>] (__pte_alloc+0x30/0x16c) from [<c00e2ba4>] (handle_mm_fault+0x158/0x184) [59328.547872] [<c00e2ba4>] (handle_mm_fault+0x158/0x184) from [<c03164c8>] (do_page_fault+0x150/0x3ac) [59328.657181] [<c03164c8>] (do_page_fault+0x150/0x3ac) from [<c0316750>] (do_translation_fault+0x2c/0x100) [59328.770658] [<c0316750>] (do_translation_fault+0x2c/0x100) from [<c000842c>] (do_DataAbort+0x3c/0xa0) [59328.881012] [<c000842c>] (do_DataAbort+0x3c/0xa0) from [<c0314c78>] (__dabt_usr+0x38/0x40) [59328.979907] Exception stack(0xc1b73fb0 to 0xc1b73ff8) [59329.040289] 3fa0: b4d9f000 00000000 00012a00 00000064 [59329.138150] 3fc0: 00000000 00000000 b4d9f000 000129d4 00012a24 00000001 00000000 00000051 [59329.236011] 3fe0: 00000000 be8b9608 00009198 00008dc0 60000010 ffffffff [59329.315145] CPU3: stopping [59329.347408] CPU: 3 PID: 28191 Comm: rmap-test Tainted: G O 3.10.37 #1 [59329.434869] [<c0011a6c>] (unwind_backtrace+0x0/0x12c) from [<c000d0b0>] (show_stack+0x20/0x24) [59329.537927] [<c000d0b0>] (show_stack+0x20/0x24) from [<c0310f74>] (dump_stack+0x20/0x28) [59329.634745] [<c0310f74>] (dump_stack+0x20/0x28) from [<c000f450>] (handle_IPI+0xd0/0x134) [59329.732604] [<c000f450>] (handle_IPI+0xd0/0x134) from [<c00085d0>] (gic_handle_irq+0x68/0x70) [59329.834628] [<c00085d0>] (gic_handle_irq+0x68/0x70) from [<c0314b40>] (__irq_svc+0x40/0x50) [59329.934564] Exception stack(0xc32d5a28 to 0xc32d5a70) [59329.994948] 5a20: 00000001 0000000a 00000000 00000003 c32d4000 00000002 [59330.092809] 5a40: c04f50b4 c32d5b5c 00000000 c05212c0 3fb23f7c c32d5abc c32d5a70 c32d5a70 [59330.190666] 5a60: c0026c1c c0027e44 60000113 ffffffff [59330.251057] [<c0314b40>] (__irq_svc+0x40/0x50) from [<c0027e44>] (__do_softirq+0x94/0x26c) [59330.349955] [<c0027e44>] (__do_softirq+0x94/0x26c) from [<c00280d0>] (do_softirq+0x54/0x60) [59330.449896] [<c00280d0>] (do_softirq+0x54/0x60) from [<c002836c>] (irq_exit+0x84/0x98) [59330.465136] SMP: failed to stop secondary CPUs [59330.597728] [<c002836c>] (irq_exit+0x84/0x98) from [<c0009ee4>] (handle_IRQ+0x78/0x9c) [59330.692465] [<c0009ee4>] (handle_IRQ+0x78/0x9c) from [<c00085b4>] (gic_handle_irq+0x4c/0x70) [59330.793449] [<c00085b4>] (gic_handle_irq+0x4c/0x70) from [<c0314b40>] (__irq_svc+0x40/0x50) [59330.893385] Exception stack(0xc32d5b28 to 0xc32d5b70) -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>