From: bugzilla-daemon@bugzilla.kernel.org
To: linuxppc-dev@lists.ozlabs.org
Subject: [Bug 205283] BUG: KASAN: global-out-of-bounds in _copy_to_iter+0x3d4/0x5a8
Date: Fri, 17 Jan 2020 20:01:41 +0000 [thread overview]
Message-ID: <bug-205283-206035-LsxJn3gAPG@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-205283-206035@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=205283
--- Comment #12 from Erhard F. (erhard_f@mailbox.org) ---
Applied your patch series on top of 5.5-rc6. CONFIG_KASAN_VMALLOC is not
non-selectable but forced on by default.
Current situation is that the hit does not show up with KASAN and btrs module
unloading/re-loading.
# grep -i kasan .config
CONFIG_HAVE_ARCH_KASAN=y
CONFIG_HAVE_ARCH_KASAN_VMALLOC=y
CONFIG_CC_HAS_KASAN_GENERIC=y
CONFIG_KASAN=y
CONFIG_KASAN_GENERIC=y
CONFIG_KASAN_OUTLINE=y
# CONFIG_KASAN_INLINE is not set
CONFIG_KASAN_STACK=1
CONFIG_KASAN_VMALLOC=y
# CONFIG_TEST_KASAN is not set
CONFIG_KASAN_SHADOW_OFFSET=0xe0000000
# modprobe -r -v btrfs
rmmod btrfs
rmmod zlib_inflate
rmmod raid6_pq
rmmod zlib_deflate
rmmod lzo_decompress
rmmod lzo_compress
rmmod zstd_compress
rmmod zstd_decompress
rmmod xor
rmmod blake2b_generic
# modprobe -v btrfs
insmod
/lib/modules/5.5.0-rc6-PowerMacG4+/kernel/lib/zlib_inflate/zlib_inflate.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/lib/raid6/raid6_pq.ko
insmod
/lib/modules/5.5.0-rc6-PowerMacG4+/kernel/lib/zlib_deflate/zlib_deflate.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/lib/lzo/lzo_decompress.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/lib/lzo/lzo_compress.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/lib/zstd/zstd_compress.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/lib/zstd/zstd_decompress.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/crypto/xor.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/crypto/blake2b_generic.ko
insmod /lib/modules/5.5.0-rc6-PowerMacG4+/kernel/fs/btrfs/btrfs.ko
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next prev parent reply other threads:[~2020-01-17 20:12 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-22 0:05 [Bug 205283] New: BUG: KASAN: global-out-of-bounds in _copy_to_iter+0x3d4/0x5a8 bugzilla-daemon
2019-10-22 0:06 ` [Bug 205283] " bugzilla-daemon
2019-12-15 15:49 ` bugzilla-daemon
2019-12-15 15:54 ` bugzilla-daemon
2019-12-20 6:07 ` bugzilla-daemon
2019-12-20 20:44 ` bugzilla-daemon
2019-12-20 20:45 ` bugzilla-daemon
2019-12-20 20:50 ` bugzilla-daemon
2019-12-21 9:13 ` bugzilla-daemon
2019-12-21 15:18 ` bugzilla-daemon
2019-12-21 16:43 ` bugzilla-daemon
2020-01-16 9:23 ` bugzilla-daemon
2020-01-17 20:01 ` bugzilla-daemon [this message]
2020-01-17 20:02 ` bugzilla-daemon
2020-01-17 20:03 ` bugzilla-daemon
2020-01-18 8:39 ` bugzilla-daemon
2020-01-18 11:30 ` bugzilla-daemon
2020-02-26 16:37 ` bugzilla-daemon
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