diff options
| author | Mister Oyster <oysterized@gmail.com> | 2017-09-23 18:27:49 +0200 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-09-23 18:29:49 +0200 |
| commit | c7f42f5bcd6ae56cb5657a20aaf8f4a50565b4d3 (patch) | |
| tree | 5fe35e607d3d08614edcf8fce8aa7b52b281f162 /include | |
| parent | 02a5ca9d203e207d9b3705996f365c448099c91f (diff) | |
fs: proc: task_mmu: fix proc_mem_open creds for fs access checks
Should fix :
[ 2201.337557]<0> (0)[672:android.bg]WARNING: at
../../../../../../kernel/meizu/m2note/kernel/ptrace.c:239
__ptrace_may_access+0x164/0x178()
[ 2201.337568]<0> (0)[672:android.bg]denying ptrace access check without
PTRACE_MODE_*CREDS
[ 2201.337583]<0> (0)[672:android.bg]CPU: 0 PID: 672 Comm: android.bg
Tainted: G W 3.10.107-NOyster #1
[ 2201.337593]<0> (0)[672:android.bg]Call trace:
[ 2201.337609]<0> (0)[672:android.bg][<ffffffc000089558>]
dump_backtrace+0x0/0x148
[ 2201.337625]<0> (0)[672:android.bg][<ffffffc0000896b4>]
show_stack+0x14/0x1c
[ 2201.337642]<0> (0)[672:android.bg][<ffffffc0009e88d4>]
dump_stack+0x20/0x28
[ 2201.337657]<0> (0)[672:android.bg][<ffffffc00009b6cc>]
warn_slowpath_fmt+0xb0/0x134
[ 2201.337673]<0> (0)[672:android.bg][<ffffffc0000ab378>]
__ptrace_may_access+0x164/0x178
[ 2201.337687]<0> (0)[672:android.bg][<ffffffc0000ab8c0>]
ptrace_may_access+0x2c/0x4c
[ 2201.337704]<0> (0)[672:android.bg][<ffffffc000098d48>]
mm_access+0x98/0xe0
[ 2201.337722]<0> (0)[672:android.bg][<ffffffc00020e788>]
proc_mem_open+0x2c/0xa0
[ 2201.337739]<0> (0)[672:android.bg][<ffffffc00020a79c>]
pid_smaps_open+0x48/0x88
[ 2201.337756]<0> (0)[672:android.bg][<ffffffc0001a0c54>]
do_dentry_open+0x178/0x268
[ 2201.337772]<0> (0)[672:android.bg][<ffffffc0001a1e30>]
finish_open+0x30/0x5c
[ 2201.337787]<0> (0)[672:android.bg][<ffffffc0001b12c0>]
do_last.isra.29+0x45c/0xcbc
[ 2201.337802]<0> (0)[672:android.bg][<ffffffc0001b1bd8>]
path_openat.isra.30+0xb8/0x494
[ 2201.337817]<0> (0)[672:android.bg][<ffffffc0001b2028>]
do_filp_open+0x40/0xb4
[ 2201.337834]<0> (0)[672:android.bg][<ffffffc0001a22fc>]
do_sys_open+0x118/0x1f0
[ 2201.337851]<0> (0)[672:android.bg][<ffffffc0001a240c>]
SyS_openat+0x10/0x18
[ 2201.337861]<0> (0)[672:android.bg]---[ end trace e7bf4b0b0cb5766d
]---
Signed-off-by: Mister Oyster <oysterized@gmail.com>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions