Warning: Permanently added '10.128.0.5' (ED25519) to the list of known hosts. executing program [ 34.284664][ T6013] syz-executor299[6013]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 34.326170][ T6013] loop0: detected capacity change from 0 to 8192 [ 34.331382][ T6013] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 34.334694][ T6013] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 34.337062][ T6013] REISERFS (device loop0): using ordered data mode [ 34.338753][ T6013] reiserfs: using flush barriers [ 34.340841][ T6013] 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 [ 34.345065][ T6013] REISERFS (device loop0): checking transaction log (loop0) [ 34.349158][ T6013] REISERFS (device loop0): Using r5 hash to sort names [ 34.351165][ T6013] REISERFS (device loop0): using 3.5.x disk format [ 34.353364][ T6013] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 34.362293][ T6013] ================================================================================ [ 34.364665][ T6013] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 34.366890][ T6013] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 34.369327][ T6013] CPU: 0 PID: 6013 Comm: syz-executor299 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0 [ 34.372003][ T6013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 34.374564][ T6013] Call trace: [ 34.375445][ T6013] dump_backtrace+0x1b8/0x1e4 [ 34.376652][ T6013] show_stack+0x2c/0x44 [ 34.377686][ T6013] dump_stack_lvl+0xd0/0x124 [ 34.378869][ T6013] dump_stack+0x1c/0x28 [ 34.379930][ T6013] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 34.381391][ T6013] do_journal_end+0x1e64/0x3d0c [ 34.382640][ T6013] journal_end_sync+0x164/0x1d0 [ 34.383898][ T6013] reiserfs_sync_fs+0xd4/0x150 [ 34.385127][ T6013] sync_filesystem+0xe8/0x218 [ 34.386371][ T6013] generic_shutdown_super+0x70/0x2b8 [ 34.387699][ T6013] kill_block_super+0x40/0x74 [ 34.388880][ T6013] reiserfs_kill_sb+0x134/0x14c [ 34.390111][ T6013] deactivate_locked_super+0xac/0x12c [ 34.391497][ T6013] deactivate_super+0xe0/0x100 [ 34.392740][ T6013] cleanup_mnt+0x34c/0x3dc [ 34.393831][ T6013] __cleanup_mnt+0x20/0x30 [ 34.394956][ T6013] task_work_run+0x230/0x2e0 [ 34.396153][ T6013] do_exit+0x63c/0x1f58 [ 34.397213][ T6013] do_group_exit+0x194/0x22c [ 34.398419][ T6013] __wake_up_parent+0x0/0x60 [ 34.399590][ T6013] invoke_syscall+0x98/0x2b8 [ 34.400790][ T6013] el0_svc_common+0x130/0x23c [ 34.402018][ T6013] do_el0_svc+0x48/0x58 [ 34.403115][ T6013] el0_svc+0x58/0x16c [ 34.404148][ T6013] el0t_64_sync_handler+0x84/0xfc [ 34.405450][ T6013] el0t_64_sync+0x190/0x194 [ 34.407174][ T6013] ================================================================================