Warning: Permanently added '10.128.0.223' (ED25519) to the list of known hosts. executing program [ 33.379141][ T6016] syz-executor327[6016]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 33.420519][ T6016] loop0: detected capacity change from 0 to 8192 [ 33.425243][ T6016] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 33.428872][ T6016] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 33.431459][ T6016] REISERFS (device loop0): using ordered data mode [ 33.433223][ T6016] reiserfs: using flush barriers [ 33.435239][ T6016] 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 [ 33.439791][ T6016] REISERFS (device loop0): checking transaction log (loop0) [ 33.473418][ T6016] REISERFS (device loop0): Using rupasov hash to sort names [ 33.476033][ T6016] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 33.481757][ T6016] ================================================================================ [ 33.484235][ T6016] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 33.486328][ T6016] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 33.488886][ T6016] CPU: 1 PID: 6016 Comm: syz-executor327 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0 [ 33.491587][ T6016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 33.494306][ T6016] Call trace: [ 33.495156][ T6016] dump_backtrace+0x1b8/0x1e4 [ 33.496338][ T6016] show_stack+0x2c/0x44 [ 33.497409][ T6016] dump_stack_lvl+0xd0/0x124 [ 33.498647][ T6016] dump_stack+0x1c/0x28 [ 33.499744][ T6016] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 33.501318][ T6016] do_journal_end+0x1e64/0x3d0c [ 33.502611][ T6016] journal_end_sync+0x164/0x1d0 [ 33.503954][ T6016] reiserfs_sync_fs+0xd4/0x150 [ 33.505221][ T6016] sync_filesystem+0xe8/0x218 [ 33.506489][ T6016] generic_shutdown_super+0x70/0x2b8 [ 33.507922][ T6016] kill_block_super+0x40/0x74 [ 33.509183][ T6016] reiserfs_kill_sb+0x134/0x14c [ 33.510469][ T6016] deactivate_locked_super+0xac/0x12c [ 33.511951][ T6016] deactivate_super+0xe0/0x100 [ 33.513229][ T6016] cleanup_mnt+0x34c/0x3dc [ 33.514418][ T6016] __cleanup_mnt+0x20/0x30 [ 33.515599][ T6016] task_work_run+0x230/0x2e0 [ 33.516869][ T6016] do_exit+0x63c/0x1f58 [ 33.517989][ T6016] do_group_exit+0x194/0x22c [ 33.519201][ T6016] __wake_up_parent+0x0/0x60 [ 33.520433][ T6016] invoke_syscall+0x98/0x2b8 [ 33.521686][ T6016] el0_svc_common+0x130/0x23c [ 33.522974][ T6016] do_el0_svc+0x48/0x58 [ 33.524092][ T6016] el0_svc+0x58/0x16c [ 33.525185][ T6016] el0t_64_sync_handler+0x84/0xfc [ 33.526572][ T6016] el0t_64_sync+0x190/0x194 [ 33.527966][ T6016] ================================================================================