Warning: Permanently added '10.128.1.124' (ED25519) to the list of known hosts. executing program [ 39.942307][ T6008] syz-executor289[6008]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 39.983406][ T6008] loop0: detected capacity change from 0 to 8192 [ 39.988799][ T6008] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 39.992189][ T6008] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 39.994543][ T6008] REISERFS (device loop0): using ordered data mode [ 39.996215][ T6008] reiserfs: using flush barriers [ 39.998035][ T6008] 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 [ 40.003194][ T6008] REISERFS (device loop0): checking transaction log (loop0) [ 40.006704][ T6008] REISERFS (device loop0): Using r5 hash to sort names [ 40.008697][ T6008] REISERFS (device loop0): using 3.5.x disk format [ 40.011009][ T6008] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 40.016652][ T6008] ================================================================================ [ 40.019409][ T6008] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 40.021392][ T6008] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 40.028258][ T6008] CPU: 1 PID: 6008 Comm: syz-executor289 Not tainted 6.6.0-rc3-syzkaller-g2e530aeb342b #0 [ 40.030815][ T6008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 40.033313][ T6008] Call trace: [ 40.034092][ T6008] dump_backtrace+0x1b8/0x1e4 [ 40.035283][ T6008] show_stack+0x2c/0x44 [ 40.036414][ T6008] dump_stack_lvl+0xd0/0x124 [ 40.037581][ T6008] dump_stack+0x1c/0x28 [ 40.038613][ T6008] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 40.040122][ T6008] do_journal_end+0x1e64/0x3d0c [ 40.041317][ T6008] journal_end_sync+0x164/0x1d0 [ 40.042567][ T6008] reiserfs_sync_fs+0xd4/0x150 [ 40.043764][ T6008] sync_filesystem+0xe8/0x218 [ 40.044959][ T6008] generic_shutdown_super+0x70/0x2b8 [ 40.046302][ T6008] kill_block_super+0x40/0x74 [ 40.047503][ T6008] reiserfs_kill_sb+0x134/0x14c [ 40.048833][ T6008] deactivate_locked_super+0xac/0x12c [ 40.050284][ T6008] deactivate_super+0xe0/0x100 [ 40.051519][ T6008] cleanup_mnt+0x34c/0x3dc [ 40.052700][ T6008] __cleanup_mnt+0x20/0x30 [ 40.053827][ T6008] task_work_run+0x230/0x2e0 [ 40.054946][ T6008] do_exit+0x63c/0x1f58 [ 40.056043][ T6008] do_group_exit+0x194/0x22c [ 40.057208][ T6008] __wake_up_parent+0x0/0x60 [ 40.058442][ T6008] invoke_syscall+0x98/0x2b8 [ 40.059680][ T6008] el0_svc_common+0x130/0x23c [ 40.060913][ T6008] do_el0_svc+0x48/0x58 [ 40.061977][ T6008] el0_svc+0x58/0x16c [ 40.062995][ T6008] el0t_64_sync_handler+0x84/0xfc [ 40.064255][ T6008] el0t_64_sync+0x190/0x194 [ 40.067791][ T6008] ================================================================================