Hi all,
imx8qm hardware isolated using a72_0 to start second system kernel bug,could anyone help me?
[ 0.000000] Booting Linux on physical CPU 0x100[ 0.000000] Linux version 4.14.98+g1175b59 (root@adan-Standard-PC-i440FX-PIIX-1996) (gcc version 7.3.0 (GCC)) #19 SMP PREEMPT Tue Aug 27 17:39:15 CST 2019[ 0.000000] Boot CPU: AArch64 Processor [410fd082][ 0.000000] a72boot_command_line = (�:[ 0.000000] Machine model: Freescale i.MX8QM MEK[ 0.000000] earlycon: lpuart32 at MMIO 0x000000005a060000 (options '115200')[ 0.000000] bootconsole [lpuart32] enabled[ 0.000000] a72 parse_early_param[ 0.000000] Bad mode in Error handler detected on CPU0, code 0xbf000002 -- SError[ 0.000000] Internal error: Oops - bad mode: 0 [#1] PREEMPT SMP[ 0.000000] Modules linked in:[ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 4.14.98+g1175b59 #19[ 0.000000] Hardware name: Freescale i.MX8QM MEK (DT)[ 0.000000] task: ffff000009452580 task.stack: ffff000009440000[ 0.000000] PC is at setup_arch+0x120/0x530[ 0.000000] LR is at setup_arch+0x11c/0x530[ 0.000000] pc : [<ffff0000093028c4>] lr : [<ffff0000093028c0>] pstate: 600000c5[ 0.000000] sp : ffff000009443f30[ 0.000000] x29: ffff000009443f30 x28: 00000000c1500018 [ 0.000000] x27: 0000000000000400 x26: 00000000ffe79b90 [ 0.000000] x25: 0000000000000000 x24: 00000000ffefb620 [ 0.000000] x23: 0000000000000000 x22: ffff000009448000 [ 0.000000] x21: ffff7dfffe8000c4 x20: ffff00000946a000 [ 0.000000] x19: ffff000008080000 x18: 0000000000000010 [ 0.000000] x17: 0000000000001800 x16: 0000000000000000 [ 0.000000] x15: ffffffffffffffff x14: ffff0000895f4547 [ 0.000000] x13: ffff0000095f4555 x12: ffff000009448df8 [ 0.000000] x11: ffff000008632588 x10: ffff000009443c50 [ 0.000000] x9 : 000000000000000d x8 : ffff000009443c20 [ 0.000000] x7 : 0000000000000000 x6 : 0000000000000008 [ 0.000000] x5 : 0000000000000000 x4 : 0000000000000000 [ 0.000000] x3 : ffffffffffffffff x2 : ffff000009462f68 [ 0.000000] x1 : ffff000009452580 x0 : 0000000000000016 [ 0.000000] Process swapper (pid: 0, stack limit = 0xffff000009440000)[ 0.000000] Call trace:[ 0.000000] Exception stack(0xffff000009443df0 to 0xffff000009443f30)[ 0.000000] 3de0: 0000000000000016 ffff000009452580[ 0.000000] 3e00: ffff000009462f68 ffffffffffffffff 0000000000000000 0000000000000000[ 0.000000] 3e20: 0000000000000008 0000000000000000 ffff000009443c20 000000000000000d[ 0.000000] 3e40: ffff000009443c50 ffff000008632588 ffff000009448df8 ffff0000095f4555[ 0.000000] 3e60: ffff0000895f4547 ffffffffffffffff 0000000000000000 0000000000001800[ 0.000000] 3e80: 0000000000000010 ffff000008080000 ffff00000946a000 ffff7dfffe8000c4[ 0.000000] 3ea0: ffff000009448000 0000000000000000 00000000ffefb620 0000000000000000[ 0.000000] 3ec0: 00000000ffe79b90 0000000000000400 00000000c1500018 ffff000009443f30[ 0.000000] 3ee0: ffff0000093028c0 ffff000009443f30 ffff0000093028c4 00000000600000c5[ 0.000000] 3f00: 0000000000000072 0000000000000063 ffffffffffffffff 8080808080808000[ 0.000000] 3f20: ffff000009443f30 ffff0000093028c4[ 0.000000] [<ffff0000093028c4>] setup_arch+0x120/0x530[ 0.000000] [<ffff00000930083c>] start_kernel+0x64/0x3ac[ 0.000000] Code: f0fff240 91056000 97b85e23 d50344ff (b0fffc56) [ 0.000000] random: get_random_bytes called from print_oops_end_marker+0x4c/0x68 with crng_init=0[ 0.000000] ---[ end trace 0000000000000000 ]---[ 0.000000] Kernel panic - not syncing: Attempted to kill the idle task![ 0.000000] ---[ end Kernel panic - not syncing: Attempted to kill the idle task!
Please learn how to ask a valid and good question so that other volunteers can help you.
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It doesn't make sense that you only paste a piece of kernel log and others can know the root cause.