Hi Ezequiel, Could you confirm whether your problem is the same as that described here?: http://patchwork.linux-mips.org/patch/9830/ Cheers James On 12/05/15 02:14, Ezequiel Garcia wrote: > Whenever I run a command, I get a "BUG: using smp_processor_id() > in preemptible...". I'm running v4.1-rc3 with CONFIG_PREEMPT. > > Kernel log and config attached -- You can see the BUG during boot > a few times as well. > > Not sure where's the smp_processor_id call in load_elf_binary, but > it seems to be MIPS-related. > > # ls > [ 14.881148] BUG: using smp_processor_id() in preemptible [00000000] code: sh/97 > [ 14.889499] caller is load_elf_binary+0x4cc/0x1320 > [ 14.894991] CPU: 0 PID: 97 Comm: sh Not tainted 4.1.0-rc3+ #134 > [ 14.901700] Stack : 00000000 00000000 81c90d52 00000033 666c655f 00000000 00000001 8049c350 > 8049c31c 80c20000 80b8e8c4 00000061 00000000 814e37f0 00000007 00000000 > 860bbcc8 8049c350 860bbcc8 80790fac 00000003 814d0000 80b8e8c4 860bbc2c > 00000061 80a66e04 814e37f0 8042e1c8 00000000 00000000 860bbc2c dc8ba300 > 80c1f327 006cda88 00000000 00000000 00000000 00000000 00000000 00000000 > ... > [ 14.942591] Call Trace: > [ 14.945471] [<8040c1a4>] show_stack+0x6c/0xac > [ 14.950475] [<80a67f3c>] dump_stack+0xc8/0x128 > [ 14.955628] [<807a366c>] check_preemption_disabled+0xec/0x118 > [ 14.962180] [<805f33c0>] load_elf_binary+0x4cc/0x1320 > [ 14.967978] [<80593594>] search_binary_handler+0xbc/0x214 > [ 14.974135] [<805f28e8>] load_script+0x288/0x2b0 > [ 14.979426] [<80593594>] search_binary_handler+0xbc/0x214 > [ 14.985587] [<80594460>] do_execveat_common+0x638/0xa74 > [ 14.991562] [<805948d4>] do_execve+0x38/0x44 > [ 14.996469] [<80414840>] handle_sys+0x160/0x184 > [ 15.001652] bin etc init lib32 media opt root sbin tmp var > dev home lib linuxrc mnt proc run sys usr >
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