Warning: Permanently added '10.128.0.156' (ED25519) to the list of known hosts. executing program [ 36.506630][ T6005] syz-executor225[6005]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 36.547850][ T6005] loop0: detected capacity change from 0 to 8192 [ 36.552496][ T6005] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 36.555915][ T6005] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 36.558414][ T6005] REISERFS (device loop0): using ordered data mode [ 36.560054][ T6005] reiserfs: using flush barriers [ 36.562094][ T6005] 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 [ 36.566389][ T6005] REISERFS (device loop0): checking transaction log (loop0) [ 36.570669][ T6005] REISERFS (device loop0): Using r5 hash to sort names [ 36.572593][ T6005] REISERFS (device loop0): using 3.5.x disk format [ 36.574893][ T6005] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 36.582640][ T6005] ================================================================================ [ 36.585045][ T6005] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 36.587021][ T6005] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 36.589072][ T6005] CPU: 1 PID: 6005 Comm: syz-executor225 Not tainted 6.6.0-rc3-syzkaller-g2e530aeb342b #0 [ 36.591624][ T6005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 36.594263][ T6005] Call trace: [ 36.595084][ T6005] dump_backtrace+0x1b8/0x1e4 [ 36.596273][ T6005] show_stack+0x2c/0x44 [ 36.597380][ T6005] dump_stack_lvl+0xd0/0x124 [ 36.598606][ T6005] dump_stack+0x1c/0x28 [ 36.599686][ T6005] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 36.601210][ T6005] do_journal_end+0x1e64/0x3d0c [ 36.602493][ T6005] journal_end_sync+0x164/0x1d0 [ 36.603788][ T6005] reiserfs_sync_fs+0xd4/0x150 [ 36.605020][ T6005] sync_filesystem+0xe8/0x218 [ 36.606237][ T6005] generic_shutdown_super+0x70/0x2b8 [ 36.607636][ T6005] kill_block_super+0x40/0x74 [ 36.608876][ T6005] reiserfs_kill_sb+0x134/0x14c [ 36.610081][ T6005] deactivate_locked_super+0xac/0x12c [ 36.611527][ T6005] deactivate_super+0xe0/0x100 [ 36.612739][ T6005] cleanup_mnt+0x34c/0x3dc [ 36.613895][ T6005] __cleanup_mnt+0x20/0x30 [ 36.615055][ T6005] task_work_run+0x230/0x2e0 [ 36.616209][ T6005] do_exit+0x63c/0x1f58 [ 36.617278][ T6005] do_group_exit+0x194/0x22c [ 36.618483][ T6005] __wake_up_parent+0x0/0x60 [ 36.619707][ T6005] invoke_syscall+0x98/0x2b8 [ 36.620890][ T6005] el0_svc_common+0x130/0x23c [ 36.622127][ T6005] do_el0_svc+0x48/0x58 [ 36.623212][ T6005] el0_svc+0x58/0x16c [ 36.624243][ T6005] el0t_64_sync_handler+0x84/0xfc [ 36.625568][ T6005] el0t_64_sync+0x190/0x194 [ 36.627743][ T6005] ================================================================================