Date: Tue, 9 Apr 2019 22:33:31 +0200 From: bryn1u85 <m.bryn1u@...il.com> To: lkrg-users@...ts.openwall.com Subject: Re: [kretprobe] register_kretprobe() for <ovl_create_or_link> failed! [err=-22] Okey, thank you. wt., 9 kwi 2019 o 22:16 Adam Zabrocki <pi3@....com.pl> napisał(a): > Hi, > > ovl_create_or_link() is part of OverlayFS. If overlayfs is not loaded, > LKRG > can't find necessary function. This hook is not critical and LKRG can > continue > normal run. If you want LKRG to supported docker with overlayfs scenario, > you > should load OverlayFS before LKRG. > > Thanks, > Adam > > On Tue, Apr 09, 2019 at 10:02:43PM +0200, bryn1u85 wrote: > > Hey guys, > > > > Im getting some weird message in dmesg. Someone can explain to me what > does > > it mean ? How it affects on lkrg ? > > > > > > [937929.339622] [p_lkrg] Loading LKRG... > > > [937929.340850] [p_lkrg] Verifying 20 potential UMH paths for > > > whitelisting... > > > [937929.341112] [p_lkrg] 4 UMH paths were whitelisted... > > > [937930.048219] [p_lkrg] [kretprobe] register_kretprobe() for > > > <ovl_create_or_link> failed! [err=-22] > > > [937930.048241] [p_lkrg] ERROR: Can't hook ovl_create_or_link function > :( > > > [937930.292244] [p_lkrg] System does NOT support SMEP. LKRG can't > enforece > > > smep_panic :( > > > [937930.292267] [p_lkrg] LKRG initialized successfully! > > > [937930.310784] [p_lkrg] Disabling "clean" message. > > > > > > > Thanks ! > > Best regards, > > -- > pi3 (pi3ki31ny) - pi3 (at) itsec pl > http://pi3.com.pl > Content of type "text/html" skipped
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