I can confirm this: 6.2.0-1015 Kernel ~# uname -a Linux pi-geosvrd01 6.2.0-1015-azure #15~22.04.1-Ubuntu SMP Fri Oct 6 13:20:44 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux
~# lsmod | grep cifs cifs 1363968 2 cifs_arc4 16384 1 cifs cifs_md4 16384 1 cifs fscache 380928 1 cifs ~# ls -lh /lib/modules/6.2.0-1015-azure/kernel/fs/cifs -rw-r--r-- 1 root root 2.8M Oct 6 07:20 cifs.ko ~# ls -lh /lib/modules/6.2.0-1015-azure/kernel/fs total 128K drwxr-xr-x 2 root root 4.0K Oct 31 09:00 9p drwxr-xr-x 2 root root 4.0K Oct 31 09:00 autofs -rw-r--r-- 1 root root 38K Oct 6 07:20 binfmt_misc.ko drwxr-xr-x 2 root root 4.0K Oct 31 09:00 btrfs drwxr-xr-x 2 root root 4.0K Oct 31 09:00 cachefiles drwxr-xr-x 2 root root 4.0K Oct 31 09:00 ceph drwxr-xr-x 2 root root 4.0K Oct 31 09:00 cifs drwxr-xr-x 2 root root 4.0K Oct 31 09:00 dlm drwxr-xr-x 2 root root 4.0K Oct 31 09:00 fat drwxr-xr-x 2 root root 4.0K Oct 31 09:00 fscache drwxr-xr-x 2 root root 4.0K Oct 31 09:00 fuse drwxr-xr-x 2 root root 4.0K Oct 31 09:00 isofs drwxr-xr-x 2 root root 4.0K Oct 31 09:00 lockd drwxr-xr-x 2 root root 4.0K Oct 31 09:00 netfs drwxr-xr-x 5 root root 4.0K Oct 31 09:00 nfs drwxr-xr-x 2 root root 4.0K Oct 31 09:00 nfs_common drwxr-xr-x 2 root root 4.0K Oct 31 09:00 nfsd drwxr-xr-x 2 root root 4.0K Oct 31 09:00 nls drwxr-xr-x 2 root root 4.0K Oct 31 09:00 overlayfs drwxr-xr-x 2 root root 4.0K Oct 31 09:00 smbfs_common drwxr-xr-x 2 root root 4.0K Oct 31 09:00 udf drwxr-xr-x 2 root root 4.0K Oct 31 09:00 ufs drwxr-xr-x 2 root root 4.0K Oct 31 09:00 xfs After installing the 6.2.0-1016 kernel and rebooting unable to mount CIFS filesystems: ~# uname -a Linux pi-geosvrd01 6.2.0-1016-azure #16~22.04.1-Ubuntu SMP Tue Oct 10 17:11:51 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ~# modprobe cifs modprobe: FATAL: Module cifs not found in directory /lib/modules/6.2.0-1016-azure ~# mount error: cifs filesystem not supported by the system mount error(19): No such device ~# ls -lh /lib/modules/6.2.0-1016-azure/kernel/fs/ total 120K drwxr-xr-x 2 root root 4.0K Oct 31 09:36 9p drwxr-xr-x 2 root root 4.0K Oct 31 09:36 autofs -rw-r--r-- 1 root root 38K Oct 10 11:03 binfmt_misc.ko drwxr-xr-x 2 root root 4.0K Oct 31 09:36 btrfs drwxr-xr-x 2 root root 4.0K Oct 31 09:36 cachefiles drwxr-xr-x 2 root root 4.0K Oct 31 09:36 ceph drwxr-xr-x 2 root root 4.0K Oct 31 09:36 dlm drwxr-xr-x 2 root root 4.0K Oct 31 09:36 fat drwxr-xr-x 2 root root 4.0K Oct 31 09:36 fscache drwxr-xr-x 2 root root 4.0K Oct 31 09:36 fuse drwxr-xr-x 2 root root 4.0K Oct 31 09:36 isofs drwxr-xr-x 2 root root 4.0K Oct 31 09:36 lockd drwxr-xr-x 2 root root 4.0K Oct 31 09:36 netfs drwxr-xr-x 5 root root 4.0K Oct 31 09:36 nfs drwxr-xr-x 2 root root 4.0K Oct 31 09:36 nfs_common drwxr-xr-x 2 root root 4.0K Oct 31 09:36 nfsd drwxr-xr-x 2 root root 4.0K Oct 31 09:36 nls drwxr-xr-x 2 root root 4.0K Oct 31 09:36 overlayfs drwxr-xr-x 2 root root 4.0K Oct 31 09:36 udf drwxr-xr-x 2 root root 4.0K Oct 31 09:36 ufs drwxr-xr-x 2 root root 4.0K Oct 31 09:36 xfs -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-azure in Ubuntu. https://bugs.launchpad.net/bugs/2042092 Title: CIFS module is not included in 6.2.0-1016 Status in linux-azure package in Ubuntu: Confirmed Bug description: Between 6.2.0-1015 and 6.2.0-1016, the CIFS module was moved from fs/cifs/* to fs/smb/client/*, fs/smb/common/* and fs/smb/server/*. The inclusion list (root/debian.azure-6.2/control.d/azure.inclusion-list) was not updated for this change, so the module is not included in the linux-modules-6.2.0-1026-azure package. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-azure/+bug/2042092/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp