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Tetsuo Handa d23a61ee90 fs, elf: don't complain MAP_FIXED_NOREPLACE unless -EEXIST error

Commit 4ed2863951 ("fs, elf: drop MAP_FIXED usage from elf_map") is
printing spurious messages under memory pressure due to map_addr == -ENOMEM.

 9794 (a.out): Uhuuh, elf segment at 00007f2e34738000(fffffffffffffff4) requested but the memory is mapped already
 14104 (a.out): Uhuuh, elf segment at 00007f34fd76c000(fffffffffffffff4) requested but the memory is mapped already
 16843 (a.out): Uhuuh, elf segment at 00007f930ecc7000(fffffffffffffff4) requested but the memory is mapped already

Complain only if -EEXIST, and use %px for printing the address.

Link: http://lkml.kernel.org/r/201804182307.FAC17665.SFMOFJVFtHOLOQ@I-love.SAKURA.ne.jp
Fixes: 4ed2863951 ("fs, elf: drop MAP_FIXED usage from elf_map") is
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Andrei Vagin <avagin@openvz.org>
Cc: Khalid Aziz <khalid.aziz@oracle.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Kees Cook <keescook@chromium.org>
Cc: Abdul Haleem <abdhalee@linux.vnet.ibm.com>
Cc: Joel Stanley <joel@jms.id.au>
Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2018-04-20 17:18:36 -07:00

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Merge tag 'fscache-next-20180406' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs

2018-04-07 09:08:24 -07:00

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afs: Fix server record deletion

2018-04-20 09:59:33 -07:00

autofs: mount point create should honour passed in mode

2018-04-20 17:18:35 -07:00

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Merge tag 'for-4.17-part2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux

2018-04-15 18:08:35 -07:00

fscache: Pass object size in rather than calling back for it

2018-04-06 14:05:14 +01:00

ceph: always update atime/mtime/ctime for new inode

2018-04-16 09:38:40 +02:00

cifs: change validate_buf to validate_iov

2018-04-12 20:32:55 -05:00

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eCryptfs: don't pass up plaintext names when using filename encryption

2018-04-16 18:51:22 +00:00

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ovl: do not try to reconnect a disconnected origin dentry

2018-04-12 12:04:49 +02:00

Merge tag 'for_v4.17-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

2018-04-20 09:01:26 -07:00

Merge tag 'libnvdimm-for-4.17' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm

2018-04-10 10:25:57 -07:00

page cache: use xa_lock

2018-04-11 10:28:39 -07:00

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fscache: use appropriate radix tree accessors

2018-04-11 10:28:39 -07:00

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GFS2: Minor improvements to comments and documentation

2018-04-12 10:07:51 -07:00

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hugetlbfs: fix bug in pgoff overflow checking

2018-04-05 21:36:21 -07:00

isofs: fix potential memory leak in mount option parsing

2018-04-16 09:47:41 +02:00

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jffs2_kill_sb(): deal with failed allocations

2018-04-15 23:49:05 -04:00

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Merge tag 'nfs-for-4.17-1' of git://git.linux-nfs.org/projects/anna/linux-nfs

2018-04-12 12:55:50 -07:00

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page cache: use xa_lock

2018-04-11 10:28:39 -07:00

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fsnotify: fix ignore mask logic in send_to_group()

2018-04-13 15:52:49 +02:00

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Merge branch 'akpm' (patches from Andrew)

2018-04-06 14:19:26 -07:00

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orangefs_kill_sb(): deal with allocation failures

2018-04-15 23:49:12 -04:00

ovl: add support for "xino" mount and config options

2018-04-12 12:04:50 +02:00

proc: fix /proc/loadavg regression

2018-04-20 17:18:36 -07:00

pstore: fix crypto dependencies without compression

2018-04-06 15:45:33 -07:00

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fs: quota: Replace GFP_ATOMIC with GFP_KERNEL in dquot_init

2018-04-09 17:48:54 +02:00

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fs/reiserfs/journal.c: add missing resierfs_warning() arg

2018-04-11 10:28:36 -07:00

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Merge tag 'tags/upstream-4.17-rc1' of git://git.infradead.org/linux-ubifs

2018-04-11 16:39:34 -07:00

udf: Fix leak of UTF-16 surrogates into encoded strings

2018-04-18 16:34:55 +02:00

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Merge tag 'xfs-4.17-merge-4' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

2018-04-12 13:28:22 -07:00

aio.c

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anon_inodes.c

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attr.c

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bad_inode.c

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binfmt_aout.c

exec: introduce finalize_exec() before start_thread()

2018-04-11 10:28:37 -07:00

binfmt_elf_fdpic.c

exec: introduce finalize_exec() before start_thread()

2018-04-11 10:28:37 -07:00

binfmt_elf.c

fs, elf: don't complain MAP_FIXED_NOREPLACE unless -EEXIST error

2018-04-20 17:18:36 -07:00

binfmt_em86.c

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binfmt_flat.c

exec: introduce finalize_exec() before start_thread()

2018-04-11 10:28:37 -07:00

binfmt_misc.c

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binfmt_script.c

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block_dev.c

Merge tag 'libnvdimm-for-4.17' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm

2018-04-10 10:25:57 -07:00

buffer.c

Merge branch 'work.thaw' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2018-04-12 12:28:32 -07:00

char_dev.c

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compat_binfmt_elf.c

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compat_ioctl.c

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compat.c

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coredump.c

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d_path.c

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dax.c

page cache: use xa_lock

2018-04-11 10:28:39 -07:00

dcache.c

fs/dcache.c: add cond_resched() in shrink_dentry_list()

2018-04-11 10:28:38 -07:00

dcookies.c

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direct-io.c

Merge branch 'akpm' (patches from Andrew)

2018-04-06 14:19:26 -07:00

drop_caches.c

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eventfd.c

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eventpoll.c

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exec.c

exec: pin stack limit during exec

2018-04-11 10:28:37 -07:00

fcntl.c

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fhandle.c

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file_table.c

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file.c

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filesystems.c

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fs_pin.c

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fs_struct.c

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fs-writeback.c

writeback: safer lock nesting

2018-04-20 17:18:35 -07:00

inode.c

page cache: use xa_lock

2018-04-11 10:28:39 -07:00

internal.h

Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2018-04-06 11:07:08 -07:00

ioctl.c

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iomap.c

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Kconfig

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Kconfig.binfmt

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libfs.c

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locks.c

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Makefile

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mbcache.c

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mount.h

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mpage.c

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namei.c

Merge branch 'work.namei' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2018-04-09 12:48:05 -07:00

namespace.c

vfs: Undo an overly zealous MS_RDONLY -> SB_RDONLY conversion

2018-04-20 09:59:33 -07:00

no-block.c

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nsfs.c

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open.c

Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2018-04-06 11:07:08 -07:00

pipe.c

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pnode.c

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pnode.h

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posix_acl.c

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proc_namespace.c

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read_write.c

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readdir.c

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select.c

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seq_file.c

seq_file: account everything to kmemcg

2018-04-11 10:28:36 -07:00

signalfd.c

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splice.c

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stack.c

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stat.c

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statfs.c

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super.c

mm,vmscan: Allow preallocating memory for register_shrinker().

2018-04-16 02:06:47 -04:00

sync.c

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timerfd.c

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userfaultfd.c

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utimes.c

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xattr.c

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