Date: Tue, 21 Feb 2017 07:58:23 +0100 From: Mateusz Guzik <mjguzik@gmail.com> To: Chagin Dmitry <dchagin@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: weird panic at mount Message-ID: <20170221065823.GH26759@dft-labs.eu> In-Reply-To: <20170221065125.GA1718@chd.heemeyer.club> References: <20170221065125.GA1718@chd.heemeyer.club>
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On Tue, Feb 21, 2017 at 09:51:25AM +0300, Chagin Dmitry wrote:
> 2527 * Remove a prison reference. If that was the last reference, remove the
> (kgdb) p *cred->cr_prison
> Cannot access memory at address 0x10000000000fe
> (kgdb) p *cred
> $1 = {cr_ref = 0x0, cr_uid = 0x0, cr_ruid = 0x816f9500, cr_svuid = 0xffffffff, cr_ngroups = 0x80de6efd,
> cr_rgid = 0xffffffff, cr_svgid = 0x14fb, cr_uidinfo = 0xfffff80003a3ef10, cr_ruidinfo = 0xffffffff80e75cef,
> cr_prison = 0x10000000000fe, cr_loginclass = 0xfffff800073ff420, cr_flags = 0x80e55a4b, cr_pspare2 = {
> 0x10000000001be, 0xfffff8000777e098}, cr_label = 0xffffffff80e55a4b, cr_audit = {ai_auid = 0x1ba, ai_mask = {
> am_success = 0x10000, am_failure = 0x81a59e00}, ai_termid = {at_port = 0xffffffff, at_type = 0x80ecb56d,
> at_addr = {0xffffffff, 0x4c9, 0x10000, 0x0}}, ai_asid = 0x0, ai_flags = 0x0}, cr_groups = 0xfffff80007870800,
> cr_agroups = 0x80ec4b1b, cr_smallgroups = {0xffffffff, 0x578, 0x10000, 0x819c8580, 0xffffffff, 0x80ec4b1b,
> 0xffffffff, 0x353a, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}
>
Did you recompile your modules? Several fields seem off by a multiply of
8 bytes, which coincidently fits r313992.
--
Mateusz Guzik <mjguzik gmail.com>
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