Warning: Permanently added '10.128.0.233' (ED25519) to the list of known hosts. executing program [ 49.971585][ T6003] syz-executor347[6003]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 50.013846][ T6003] loop0: detected capacity change from 0 to 8192 [ 50.019229][ T6003] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 50.022702][ T6003] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 50.025292][ T6003] REISERFS (device loop0): using ordered data mode [ 50.027029][ T6003] reiserfs: using flush barriers [ 50.028948][ T6003] 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 [ 50.033312][ T6003] REISERFS (device loop0): checking transaction log (loop0) [ 50.037485][ T6003] REISERFS (device loop0): Using tea hash to sort names [ 50.039515][ T6003] REISERFS (device loop0): using 3.5.x disk format [ 50.041951][ T6003] REISERFS warning (device loop0): vs-13060 reiserfs_update_sd_size: stat data of object [1 2 0x0 SD] (nlink == 1) not found (pos 2) [ 50.045919][ T6003] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 50.051911][ T6003] ================================================================================ [ 50.054468][ T6003] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 50.057000][ T6003] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 50.063860][ T6003] CPU: 1 PID: 6003 Comm: syz-executor347 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0 [ 50.066513][ T6003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 50.069204][ T6003] Call trace: [ 50.070114][ T6003] dump_backtrace+0x1b8/0x1e4 [ 50.071408][ T6003] show_stack+0x2c/0x44 [ 50.072519][ T6003] dump_stack_lvl+0xd0/0x124 [ 50.073769][ T6003] dump_stack+0x1c/0x28 [ 50.074908][ T6003] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 50.076487][ T6003] do_journal_end+0x1e64/0x3d0c [ 50.077803][ T6003] journal_end_sync+0x164/0x1d0 [ 50.079115][ T6003] reiserfs_sync_fs+0xd4/0x150 [ 50.080407][ T6003] sync_filesystem+0xe8/0x218 [ 50.081675][ T6003] generic_shutdown_super+0x70/0x2b8 [ 50.083165][ T6003] kill_block_super+0x40/0x74 [ 50.084467][ T6003] reiserfs_kill_sb+0x134/0x14c [ 50.085754][ T6003] deactivate_locked_super+0xac/0x12c [ 50.087246][ T6003] deactivate_super+0xe0/0x100 [ 50.088587][ T6003] cleanup_mnt+0x34c/0x3dc [ 50.089774][ T6003] __cleanup_mnt+0x20/0x30 [ 50.091001][ T6003] task_work_run+0x230/0x2e0 [ 50.092313][ T6003] do_exit+0x63c/0x1f58 [ 50.093474][ T6003] do_group_exit+0x194/0x22c [ 50.094771][ T6003] __wake_up_parent+0x0/0x60 [ 50.096060][ T6003] invoke_syscall+0x98/0x2b8 [ 50.097382][ T6003] el0_svc_common+0x130/0x23c [ 50.098655][ T6003] do_el0_svc+0x48/0x58 [ 50.099819][ T6003] el0_svc+0x58/0x16c [ 50.100914][ T6003] el0t_64_sync_handler+0x84/0xfc [ 50.102272][ T6003] el0t_64_sync+0x190/0x194 [ 50.103653][ T6003] ================================================================================