Messages in this thread | | | From | Thomas Backlund <> | Subject | disabling psp in bios causes errors in dmesg | Date | Fri, 10 Aug 2018 10:02:41 +0259 |
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Hi,
this is tested on kernel 4.17.14
hw:
MSI X399 GAMING PRO CARBON AC (MS-7B09) bios 1.A0
AMD Ryzen Threadripper 1950X
Disabling psp in bios gets this in the logs:
[ 246.748978] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 246.748978] systemd-udevd D 0 724 716 0x80000124 [ 246.748980] Call Trace: [ 246.748986] ? __schedule+0x234/0x840 [ 246.748988] schedule+0x28/0x80 [ 246.748993] __sev_do_cmd_locked+0x1f0/0x270 [ccp] [ 246.748996] ? wait_woken+0x80/0x80 [ 246.748997] ? 0xffffffffc0683000 [ 246.749001] __sev_platform_init_locked+0x2f/0x80 [ccp] [ 246.749001] ? mutex_lock+0xe/0x30 [ 246.749004] sev_platform_init+0x1d/0x30 [ccp] [ 246.749007] psp_pci_init+0x40/0xe0 [ccp] [ 246.749008] ? 0xffffffffc0683000 [ 246.749011] sp_mod_init+0x16/0x1000 [ccp] [ 246.749012] do_one_initcall+0x46/0x1c3 [ 246.749014] ? _cond_resched+0x15/0x30 [ 246.749017] ? kmem_cache_alloc_trace+0x3a/0x170 [ 246.749019] do_init_module+0x5a/0x210 [ 246.749020] load_module+0x215b/0x2530 [ 246.749021] ? kmem_cache_alloc_node_trace+0x45/0x190 [ 246.749024] ? vmap_page_range_noflush+0x24d/0x320 [ 246.749026] ? __do_sys_init_module+0x136/0x180 [ 246.749026] ? _cond_resched+0x15/0x30 [ 246.749027] __do_sys_init_module+0x136/0x180 [ 246.749029] do_syscall_64+0x55/0x100 [ 246.749031] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 246.749032] RIP: 0033:0x7ffb1a09018a [ 246.749033] RSP: 002b:00007ffe196680c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000af [ 246.749034] RAX: ffffffffffffffda RBX: 00005562bb20d080 RCX: 00007ffb1a09018a [ 246.749034] RDX: 00007ffb1994e6f8 RSI: 0000000000029e50 RDI: 00005562bba5e710 [ 246.749035] RBP: 00007ffb1994e6f8 R08: 0000000000000004 R09: 0000000000000000 [ 246.749035] R10: 0000000000000005 R11: 0000000000000246 R12: 00005562bba5e710 [ 246.749036] R13: 0000000000020000 R14: 00005562bb1fde70 R15: 00005562bb20d080
Should it not detect that its disabled and bail out ?
--
Thomas
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