Warning: Permanently added '10.128.0.156' (ED25519) to the list of known hosts. executing program [ 35.394994][ T6010] syz-executor237[6010]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 35.436666][ T6010] loop0: detected capacity change from 0 to 8192 [ 35.441639][ T6010] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 35.445273][ T6010] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 35.447772][ T6010] REISERFS (device loop0): using ordered data mode [ 35.449482][ T6010] reiserfs: using flush barriers [ 35.451739][ T6010] 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 [ 35.456406][ T6010] REISERFS (device loop0): checking transaction log (loop0) [ 35.460183][ T6010] REISERFS (device loop0): Using tea hash to sort names [ 35.462612][ T6010] REISERFS warning (device loop0): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! [ 35.466266][ T6010] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 35.471933][ T6010] ================================================================================ [ 35.475419][ T6010] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 35.477555][ T6010] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 35.489806][ T6010] CPU: 1 PID: 6010 Comm: syz-executor237 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0 [ 35.492561][ T6010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 35.495256][ T6010] Call trace: [ 35.496127][ T6010] dump_backtrace+0x1b8/0x1e4 [ 35.497438][ T6010] show_stack+0x2c/0x44 [ 35.498531][ T6010] dump_stack_lvl+0xd0/0x124 [ 35.499800][ T6010] dump_stack+0x1c/0x28 [ 35.500916][ T6010] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 35.502515][ T6010] do_journal_end+0x1e64/0x3d0c [ 35.503985][ T6010] journal_end_sync+0x164/0x1d0 [ 35.505399][ T6010] reiserfs_sync_fs+0xd4/0x150 [ 35.506679][ T6010] sync_filesystem+0xe8/0x218 [ 35.507952][ T6010] generic_shutdown_super+0x70/0x2b8 [ 35.509439][ T6010] kill_block_super+0x40/0x74 [ 35.510657][ T6010] reiserfs_kill_sb+0x134/0x14c [ 35.511916][ T6010] deactivate_locked_super+0xac/0x12c [ 35.513360][ T6010] deactivate_super+0xe0/0x100 [ 35.514639][ T6010] cleanup_mnt+0x34c/0x3dc [ 35.515857][ T6010] __cleanup_mnt+0x20/0x30 [ 35.517052][ T6010] task_work_run+0x230/0x2e0 [ 35.518261][ T6010] do_exit+0x63c/0x1f58 [ 35.519401][ T6010] do_group_exit+0x194/0x22c [ 35.520620][ T6010] __wake_up_parent+0x0/0x60 [ 35.521857][ T6010] invoke_syscall+0x98/0x2b8 [ 35.523129][ T6010] el0_svc_common+0x130/0x23c [ 35.524343][ T6010] do_el0_svc+0x48/0x58 [ 35.525454][ T6010] el0_svc+0x58/0x16c [ 35.526574][ T6010] el0t_64_sync_handler+0x84/0xfc [ 35.527922][ T6010] el0t_64_sync+0x190/0x194 [ 35.531367][ T6010] ================================================================================