lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 25 Dec 2017 10:43:40 +0800 From: Chris Chiu <chiu@...lessm.com> To: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com> Cc: Peter Huewe <peterhuewe@....de>, Jason Gunthorpe <jgg@...pe.ca>, linux-integrity@...r.kernel.org, Linux Kernel <linux-kernel@...r.kernel.org>, Linux Upstreaming Team <linux@...lessm.com> Subject: Re: TPM driver breaks S3 suspend On Mon, Dec 25, 2017 at 4:33 AM, Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com> wrote: > On Thu, Dec 21, 2017 at 04:04:56PM +0800, Chris Chiu wrote: >> Hi, >> We have a desktop which has S3 suspend (to RAM) problem due to >> error messages as follows. >> [ 198.908282] tpm tpm0: Error (38) sending savestate before suspend >> [ 198.908289] __pnp_bus_suspend(): tpm_pm_suspend+0x0/0x160 returns 38 >> [ 198.908293] dpm_run_callback(): pnp_bus_suspend+0x0/0x20 returns 38 >> [ 198.908298] PM: Device 00:0b failed to suspend: error 38 >> >> However, the first suspend after boot is working although it still >> shows an interesting message during resume. >> [ 155.789945] tpm tpm0: A TPM error (38) occurred continue selftest >> >> The error code 38 in definition is TPM_ERR_INVALID_POSTINIT. I >> found some explanations which said this error code means that this >> command was received in the wrong sequence relative to a TPM_Startup >> command. Don't really know what happens here and how should I deal >> with this? Any suggestions? Please let me know what else information >> should I provide. Thanks >> >> Chris > > The sequences for initializing TPM 1.x devices has been fairly static > for a long time. Has this occured after a kernel update? Is there a > kernel version where it used to work and a version where it doesn't? > Thanks. > > /Jarkko Hi Jarkko, Actually, it's a new Acer machine which I never tried an older kernel. I only tried versions >= 4.13. The output of "lsmod | grep tpm" is none. I think it's not built as a module. Chris
Powered by blists - more mailing lists