Messages in this thread | | | Date | Tue, 11 Jul 2023 13:24:21 +0200 | From | Peter Zijlstra <> | Subject | Re: [6.5.0-rc1] unchecked MSR access error: RDMSR from 0xe2 at rIP: 0xffffffff87090227 (native_read_msr+0x7/0x40) (intel_idle_init_cstates_icpu) |
| |
On Tue, Jul 11, 2023 at 11:11:44AM +0200, Bruno Goncalves wrote: > Hello Arjan and Rafael, > > I'm not sure if you are the right person to contact about this, but > we've noticed the following call trace when booting on KVM machines > using kernel 6.5.0-rc1: > > [ 1.089740] io scheduler kyber registered > [ 1.091080] io scheduler bfq registered > [ 1.094696] atomic64_test: passed for x86-64 platform with CX8 and with SSE > [ 1.097371] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 > [ 1.099559] unchecked MSR access error: RDMSR from 0xe2 at rIP: > 0xffffffffa60912d7 (native_read_msr+0x7/0x40) > [ 1.102725] Call Trace: > [ 1.103547] <TASK> > [ 1.104236] ? ex_handler_msr+0x121/0x130 > [ 1.105545] ? fixup_exception+0x234/0x310 > [ 1.106858] ? gp_try_fixup_and_notify+0x1d/0xb0 > [ 1.108342] ? exc_general_protection+0x147/0x420 > [ 1.109838] ? pcpu_block_refresh_hint+0x87/0xb0 > [ 1.111309] ? asm_exc_general_protection+0x26/0x30 > [ 1.112866] ? native_read_msr+0x7/0x40 > [ 1.114099] intel_idle_init_cstates_icpu.constprop.0+0x762/0x7f0 > [ 1.116063] intel_idle_init+0x31b/0x4c0 > [ 1.117315] ? __pfx_intel_idle_init+0x10/0x10 > [ 1.118734] do_one_initcall+0x5a/0x320 > [ 1.119981] kernel_init_freeable+0x31b/0x470 > [ 1.121373] ? __pfx_kernel_init+0x10/0x10 > [ 1.122681] kernel_init+0x1a/0x1c0 > [ 1.123796] ret_from_fork+0x29/0x50 > [ 1.124963] </TASK> > [ 1.126012] input: Power Button as > /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 > [ 1.128477] ACPI: button: Power Button [PWRF] > [ 1.163767] ACPI: \_SB_.LNKB: Enabled at IRQ 10 > [ 1.193831] ACPI: \_SB_.LNKC: Enabled at IRQ 11
You forgot to say on what host hardware, what qemu options and you forgot to run the above through scripts/decode_stacktrace.sh.
| |