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[PATCH openEuler-22.03-LTS-SP1 0/2] ext4: synchronize the casefold bugfix from the mainline
by Baokun Li 17 Jan '24

17 Jan '24

Eric Biggers (1): ext4: reject casefold inode flag without casefold feature Theodore Ts'o (1): ext4: improve error handling from ext4_dirhash() fs/ext4/hash.c | 5 ++++- fs/ext4/inode.c | 5 ++++- fs/ext4/namei.c | 40 +++++++++++++++++++++++++++++++--------- 3 files changed, 39 insertions(+), 11 deletions(-) -- 2.31.1

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[PATCH openEuler-22.03-LTS-SP2 0/2] ext4: synchronize the casefold bugfix from the mainline
by Baokun Li 17 Jan '24

17 Jan '24

Eric Biggers (1): ext4: reject casefold inode flag without casefold feature Theodore Ts'o (1): ext4: improve error handling from ext4_dirhash() fs/ext4/hash.c | 5 ++++- fs/ext4/inode.c | 5 ++++- fs/ext4/namei.c | 40 +++++++++++++++++++++++++++++++--------- 3 files changed, 39 insertions(+), 11 deletions(-) -- 2.31.1

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[PATCH OLK-5.10 0/2] ext4: synchronize the casefold bugfix from the mainline.
by Baokun Li 17 Jan '24

17 Jan '24

Eric Biggers (1): ext4: reject casefold inode flag without casefold feature Theodore Ts'o (1): ext4: improve error handling from ext4_dirhash() fs/ext4/hash.c | 5 ++++- fs/ext4/inode.c | 5 ++++- fs/ext4/namei.c | 40 +++++++++++++++++++++++++++++++--------- 3 files changed, 39 insertions(+), 11 deletions(-) -- 2.31.1

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[PATCH openEuler-22.03-LTS-SP2] ext4: correct return value of ext4_convert_meta_bg
by Baokun Li 17 Jan '24

17 Jan '24

From: Kemeng Shi <shikemeng(a)huaweicloud.com> stable inclusion from stable-v5.10.202 commit 3c1ad03a5ff20645ca67a84af8a078285fe20702 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I853YM Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit 48f1551592c54f7d8e2befc72a99ff4e47f7dca0 upstream. Avoid to ignore error in "err". Signed-off-by: Kemeng Shi <shikemeng(a)huaweicloud.com> Link: https://lore.kernel.org/r/20230826174712.4059355-4-shikemeng@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Baokun Li <libaokun1(a)huawei.com> --- fs/ext4/resize.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index dffbb318a173..bdb3accc6615 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -1928,9 +1928,7 @@ static int ext4_convert_meta_bg(struct super_block *sb, struct inode *inode) errout: ret = ext4_journal_stop(handle); - if (!err) - err = ret; - return ret; + return err ? err : ret; invalid_resize_inode: ext4_error(sb, "corrupted/inconsistent resize inode"); -- 2.31.1

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[PATCH openEuler-22.03-LTS-SP1] ext4: correct return value of ext4_convert_meta_bg
by Baokun Li 17 Jan '24

17 Jan '24

From: Kemeng Shi <shikemeng(a)huaweicloud.com> stable inclusion from stable-v5.10.202 commit 3c1ad03a5ff20645ca67a84af8a078285fe20702 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I853YM Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit 48f1551592c54f7d8e2befc72a99ff4e47f7dca0 upstream. Avoid to ignore error in "err". Signed-off-by: Kemeng Shi <shikemeng(a)huaweicloud.com> Link: https://lore.kernel.org/r/20230826174712.4059355-4-shikemeng@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Baokun Li <libaokun1(a)huawei.com> --- fs/ext4/resize.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index c07bcceb2619..40eb3019e966 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -1928,9 +1928,7 @@ static int ext4_convert_meta_bg(struct super_block *sb, struct inode *inode) errout: ret = ext4_journal_stop(handle); - if (!err) - err = ret; - return ret; + return err ? err : ret; invalid_resize_inode: ext4_error(sb, "corrupted/inconsistent resize inode"); -- 2.31.1

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[PATCH openEuler-22.03-LTS] ext4: correct return value of ext4_convert_meta_bg
by Baokun Li 17 Jan '24

17 Jan '24

From: Kemeng Shi <shikemeng(a)huaweicloud.com> stable inclusion from stable-v5.10.202 commit 3c1ad03a5ff20645ca67a84af8a078285fe20702 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I853YM Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit 48f1551592c54f7d8e2befc72a99ff4e47f7dca0 upstream. Avoid to ignore error in "err". Signed-off-by: Kemeng Shi <shikemeng(a)huaweicloud.com> Link: https://lore.kernel.org/r/20230826174712.4059355-4-shikemeng@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Baokun Li <libaokun1(a)huawei.com> --- fs/ext4/resize.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index 5df9f7140233..58980c6acbc8 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -1928,9 +1928,7 @@ static int ext4_convert_meta_bg(struct super_block *sb, struct inode *inode) errout: ret = ext4_journal_stop(handle); - if (!err) - err = ret; - return ret; + return err ? err : ret; invalid_resize_inode: ext4_error(sb, "corrupted/inconsistent resize inode"); -- 2.31.1

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[PATCH OLK-5.10] ext4: correct return value of ext4_convert_meta_bg
by Baokun Li 17 Jan '24

17 Jan '24

From: Kemeng Shi <shikemeng(a)huaweicloud.com> stable inclusion from stable-v5.10.202 commit 3c1ad03a5ff20645ca67a84af8a078285fe20702 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I853YM Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- commit 48f1551592c54f7d8e2befc72a99ff4e47f7dca0 upstream. Avoid to ignore error in "err". Signed-off-by: Kemeng Shi <shikemeng(a)huaweicloud.com> Link: https://lore.kernel.org/r/20230826174712.4059355-4-shikemeng@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso(a)mit.edu> Cc: stable(a)kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Baokun Li <libaokun1(a)huawei.com> --- fs/ext4/resize.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index dffbb318a173..bdb3accc6615 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -1928,9 +1928,7 @@ static int ext4_convert_meta_bg(struct super_block *sb, struct inode *inode) errout: ret = ext4_journal_stop(handle); - if (!err) - err = ret; - return ret; + return err ? err : ret; invalid_resize_inode: ext4_error(sb, "corrupted/inconsistent resize inode"); -- 2.31.1

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[PATCH OLK-6.6 V8 00/10] sched: basic infrastructure for scheduler bpf
by Lu Jialin 17 Jan '24

17 Jan '24

From: Guan Jing <guanjing6(a)huawei.com> sched: basic infrastructure for scheduler bpf Guan Jing (10): sched: programmable: Introduce bpf sched sched: programmable: Add a tag for the task sched: programmable: Add a tag for the task group sched: programmable: Add user interface of task group tag sched: programmable: Add user interface of task tag sched: basic infrastructure for scheduler bpf sched: introduce bpf_sched_enable() sched: programmable: Add hook in select_task_rq_fair() sched: programmable: Add hook in can_migrate_task() openeuler_defconfig: enable CONFIG_BPF_SCHED arch/arm64/configs/openeuler_defconfig | 1 + arch/x86/configs/openeuler_defconfig | 1 + fs/proc/base.c | 61 +++++++++++++ include/linux/bpf_sched.h | 50 +++++++++++ include/linux/bpf_types.h | 4 + include/linux/sched.h | 26 ++++++ include/linux/sched_hook_defs.h | 4 + include/uapi/linux/bpf.h | 2 + init/init_task.c | 3 + kernel/bpf/Kconfig | 13 +++ kernel/bpf/btf.c | 3 + kernel/bpf/syscall.c | 41 +++++++++ kernel/bpf/trampoline.c | 3 + kernel/bpf/verifier.c | 23 +++++ kernel/sched/bpf_sched.c | 64 ++++++++++++++ kernel/sched/build_utility.c | 4 + kernel/sched/core.c | 118 +++++++++++++++++++++++++ kernel/sched/fair.c | 45 ++++++++++ kernel/sched/sched.h | 10 +++ scripts/bpf_doc.py | 2 + tools/include/uapi/linux/bpf.h | 2 + 21 files changed, 480 insertions(+) create mode 100644 include/linux/bpf_sched.h create mode 100644 include/linux/sched_hook_defs.h create mode 100644 kernel/sched/bpf_sched.c -- 2.34.1

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[PATCH OLK-5.10] smb: client: fix OOB in receive_encrypted_standard()
by ZhaoLong Wang 17 Jan '24

17 Jan '24

From: Paulo Alcantara <pc(a)manguebit.com> mainline inclusion from mainline-v6.7-rc6 commit eec04ea119691e65227a97ce53c0da6b9b74b0b7 category: bugfix bugzilla: 189472 CVE: CVE-2024-0565 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… -------------------------------- Fix potential OOB in receive_encrypted_standard() if server returned a large shdr->NextCommand that would end up writing off the end of @next_buffer. Fixes: b24df3e30cbf ("cifs: update receive_encrypted_standard to handle compounded responses") Cc: stable(a)vger.kernel.org Reported-by: Robert Morris <rtm(a)csail.mit.edu> Signed-off-by: Paulo Alcantara (SUSE) <pc(a)manguebit.com> Signed-off-by: Steve French <stfrench(a)microsoft.com> Conflicts: fs/cifs/smb2ops.c Signed-off-by: ZhaoLong Wang <wangzhaolong1(a)huawei.com> --- fs/cifs/smb2ops.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index b86f559751fd..caee4dedd7dc 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -4886,6 +4886,7 @@ receive_encrypted_standard(struct TCP_Server_Info *server, struct smb2_sync_hdr *shdr; unsigned int pdu_length = server->pdu_size; unsigned int buf_size; + unsigned int next_cmd; struct mid_q_entry *mid_entry; int next_is_large; char *next_buffer = NULL; @@ -4914,14 +4915,15 @@ receive_encrypted_standard(struct TCP_Server_Info *server, next_is_large = server->large_buf; one_more: shdr = (struct smb2_sync_hdr *)buf; - if (shdr->NextCommand) { + next_cmd = le32_to_cpu(shdr->NextCommand); + if (next_cmd) { + if (WARN_ON_ONCE(next_cmd > pdu_length)) + return -1; if (next_is_large) next_buffer = (char *)cifs_buf_get(); else next_buffer = (char *)cifs_small_buf_get(); - memcpy(next_buffer, - buf + le32_to_cpu(shdr->NextCommand), - pdu_length - le32_to_cpu(shdr->NextCommand)); + memcpy(next_buffer, buf + next_cmd, pdu_length - next_cmd); } mid_entry = smb2_find_mid(server, buf); @@ -4945,8 +4947,8 @@ receive_encrypted_standard(struct TCP_Server_Info *server, else ret = cifs_handle_standard(server, mid_entry); - if (ret == 0 && shdr->NextCommand) { - pdu_length -= le32_to_cpu(shdr->NextCommand); + if (ret == 0 && next_cmd) { + pdu_length -= next_cmd; server->large_buf = next_is_large; if (next_is_large) server->bigbuf = buf = next_buffer; -- 2.34.3

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[PATCH openEuler-1.0-LTS] smb: client: fix OOB in receive_encrypted_standard()
by ZhaoLong Wang 17 Jan '24

17 Jan '24

From: Paulo Alcantara <pc(a)manguebit.com> mainline inclusion from mainline-v6.7-rc6 commit eec04ea119691e65227a97ce53c0da6b9b74b0b7 category: bugfix bugzilla: 189472 CVE: CVE-2024-0565 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… -------------------------------- Fix potential OOB in receive_encrypted_standard() if server returned a large shdr->NextCommand that would end up writing off the end of @next_buffer. Fixes: b24df3e30cbf ("cifs: update receive_encrypted_standard to handle compounded responses") Cc: stable(a)vger.kernel.org Reported-by: Robert Morris <rtm(a)csail.mit.edu> Signed-off-by: Paulo Alcantara (SUSE) <pc(a)manguebit.com> Signed-off-by: Steve French <stfrench(a)microsoft.com> Conflicts: fs/cifs/smb2ops.c Signed-off-by: ZhaoLong Wang <wangzhaolong1(a)huawei.com> --- fs/cifs/smb2ops.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 4f6cc104fdb5..eba4bdfff08a 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -3185,6 +3185,7 @@ receive_encrypted_standard(struct TCP_Server_Info *server, struct smb2_sync_hdr *shdr; unsigned int pdu_length = server->pdu_size; unsigned int buf_size; + unsigned int next_cmd; struct mid_q_entry *mid_entry; int next_is_large; char *next_buffer = NULL; @@ -3213,14 +3214,15 @@ receive_encrypted_standard(struct TCP_Server_Info *server, next_is_large = server->large_buf; one_more: shdr = (struct smb2_sync_hdr *)buf; - if (shdr->NextCommand) { + next_cmd = le32_to_cpu(shdr->NextCommand); + if (next_cmd) { + if (WARN_ON_ONCE(next_cmd > pdu_length)) + return -1; if (next_is_large) next_buffer = (char *)cifs_buf_get(); else next_buffer = (char *)cifs_small_buf_get(); - memcpy(next_buffer, - buf + le32_to_cpu(shdr->NextCommand), - pdu_length - le32_to_cpu(shdr->NextCommand)); + memcpy(next_buffer, buf + next_cmd, pdu_length - next_cmd); } mid_entry = smb2_find_mid(server, buf); @@ -3244,8 +3246,8 @@ receive_encrypted_standard(struct TCP_Server_Info *server, else ret = cifs_handle_standard(server, mid_entry); - if (ret == 0 && shdr->NextCommand) { - pdu_length -= le32_to_cpu(shdr->NextCommand); + if (ret == 0 && next_cmd) { + pdu_length -= next_cmd; server->large_buf = next_is_large; if (next_is_large) server->bigbuf = buf = next_buffer; -- 2.34.3

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