Warning: Permanently added '10.128.0.32' (ED25519) to the list of known hosts. executing program [ 33.481703][ T6007] syz-executor351[6007]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 33.523762][ T6007] loop0: detected capacity change from 0 to 8192 [ 33.528874][ T6007] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 33.532550][ T6007] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 33.535173][ T6007] REISERFS (device loop0): using ordered data mode [ 33.536865][ T6007] reiserfs: using flush barriers [ 33.538825][ T6007] 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 [ 33.543455][ T6007] REISERFS (device loop0): checking transaction log (loop0) [ 33.578472][ T6007] REISERFS (device loop0): Using r5 hash to sort names [ 33.580498][ T6007] REISERFS (device loop0): using 3.5.x disk format [ 33.582895][ T6007] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 33.588570][ T6007] ================================================================================ [ 33.592092][ T6007] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 33.594172][ T6007] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 33.596459][ T6007] CPU: 0 PID: 6007 Comm: syz-executor351 Not tainted 6.6.0-rc3-syzkaller-g2e530aeb342b #0 [ 33.599034][ T6007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 33.601694][ T6007] Call trace: [ 33.602575][ T6007] dump_backtrace+0x1b8/0x1e4 [ 33.603790][ T6007] show_stack+0x2c/0x44 [ 33.604924][ T6007] dump_stack_lvl+0xd0/0x124 [ 33.606171][ T6007] dump_stack+0x1c/0x28 [ 33.607300][ T6007] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 33.608894][ T6007] do_journal_end+0x1e64/0x3d0c [ 33.610271][ T6007] journal_end_sync+0x164/0x1d0 [ 33.611557][ T6007] reiserfs_sync_fs+0xd4/0x150 [ 33.612842][ T6007] sync_filesystem+0xe8/0x218 [ 33.614130][ T6007] generic_shutdown_super+0x70/0x2b8 [ 33.615591][ T6007] kill_block_super+0x40/0x74 [ 33.616811][ T6007] reiserfs_kill_sb+0x134/0x14c [ 33.618099][ T6007] deactivate_locked_super+0xac/0x12c [ 33.619523][ T6007] deactivate_super+0xe0/0x100 [ 33.620838][ T6007] cleanup_mnt+0x34c/0x3dc [ 33.622108][ T6007] __cleanup_mnt+0x20/0x30 [ 33.623314][ T6007] task_work_run+0x230/0x2e0 [ 33.624534][ T6007] do_exit+0x63c/0x1f58 [ 33.625652][ T6007] do_group_exit+0x194/0x22c [ 33.626920][ T6007] __wake_up_parent+0x0/0x60 [ 33.628159][ T6007] invoke_syscall+0x98/0x2b8 [ 33.629373][ T6007] el0_svc_common+0x130/0x23c [ 33.630694][ T6007] do_el0_svc+0x48/0x58 [ 33.631866][ T6007] el0_svc+0x58/0x16c [ 33.632938][ T6007] el0t_64_sync_handler+0x84/0xfc [ 33.634253][ T6007] el0t_64_sync+0x190/0x194 [ 33.635931][ T6007] ================================================================================