Warning: Permanently added '10.128.1.173' (ED25519) to the list of known hosts. executing program [ 34.484213][ T6009] syz-executor203[6009]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 34.525407][ T6009] loop0: detected capacity change from 0 to 8192 [ 34.530300][ T6009] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 34.534041][ T6009] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 34.536524][ T6009] REISERFS (device loop0): using ordered data mode [ 34.538220][ T6009] reiserfs: using flush barriers [ 34.540112][ T6009] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 34.544907][ T6009] REISERFS (device loop0): checking transaction log (loop0) [ 34.581046][ T6009] REISERFS (device loop0): Using r5 hash to sort names [ 34.583000][ T6009] REISERFS (device loop0): using 3.5.x disk format [ 34.585248][ T6009] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 34.591023][ T6009] ================================================================================ [ 34.593500][ T6009] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 34.595568][ T6009] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 34.597710][ T6009] CPU: 1 PID: 6009 Comm: syz-executor203 Not tainted 6.6.0-rc3-syzkaller-g2e530aeb342b #0 [ 34.600294][ T6009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 34.602955][ T6009] Call trace: [ 34.603844][ T6009] dump_backtrace+0x1b8/0x1e4 [ 34.605088][ T6009] show_stack+0x2c/0x44 [ 34.606183][ T6009] dump_stack_lvl+0xd0/0x124 [ 34.607436][ T6009] dump_stack+0x1c/0x28 [ 34.608605][ T6009] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 34.610149][ T6009] do_journal_end+0x1e64/0x3d0c [ 34.611437][ T6009] journal_end_sync+0x164/0x1d0 [ 34.612706][ T6009] reiserfs_sync_fs+0xd4/0x150 [ 34.613981][ T6009] sync_filesystem+0xe8/0x218 [ 34.615262][ T6009] generic_shutdown_super+0x70/0x2b8 [ 34.616680][ T6009] kill_block_super+0x40/0x74 [ 34.617910][ T6009] reiserfs_kill_sb+0x134/0x14c [ 34.619181][ T6009] deactivate_locked_super+0xac/0x12c [ 34.620667][ T6009] deactivate_super+0xe0/0x100 [ 34.621935][ T6009] cleanup_mnt+0x34c/0x3dc [ 34.623111][ T6009] __cleanup_mnt+0x20/0x30 [ 34.624281][ T6009] task_work_run+0x230/0x2e0 [ 34.625511][ T6009] do_exit+0x63c/0x1f58 [ 34.626599][ T6009] do_group_exit+0x194/0x22c [ 34.627855][ T6009] __wake_up_parent+0x0/0x60 [ 34.629092][ T6009] invoke_syscall+0x98/0x2b8 [ 34.630297][ T6009] el0_svc_common+0x130/0x23c [ 34.631557][ T6009] do_el0_svc+0x48/0x58 [ 34.632680][ T6009] el0_svc+0x58/0x16c [ 34.633720][ T6009] el0t_64_sync_handler+0x84/0xfc [ 34.635035][ T6009] el0t_64_sync+0x190/0x194 [ 34.636670][ T6009] ================================================================================