Warning: Permanently added '10.128.0.217' (ED25519) to the list of known hosts. executing program [ 36.116720][ T6008] syz-executor308[6008]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 36.157937][ T6008] loop0: detected capacity change from 0 to 8192 [ 36.162533][ T6008] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 36.166082][ T6008] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 36.168497][ T6008] REISERFS (device loop0): using ordered data mode [ 36.170092][ T6008] reiserfs: using flush barriers [ 36.172080][ 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 [ 36.176412][ T6008] REISERFS (device loop0): checking transaction log (loop0) [ 36.211028][ T6008] REISERFS (device loop0): Using r5 hash to sort names [ 36.213586][ T6008] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 36.219553][ T6008] ================================================================================ [ 36.221995][ T6008] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 36.224872][ T6008] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 36.226968][ T6008] CPU: 1 PID: 6008 Comm: syz-executor308 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0 [ 36.229490][ T6008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 36.232065][ T6008] Call trace: [ 36.232870][ T6008] dump_backtrace+0x1b8/0x1e4 [ 36.234114][ T6008] show_stack+0x2c/0x44 [ 36.235171][ T6008] dump_stack_lvl+0xd0/0x124 [ 36.236323][ T6008] dump_stack+0x1c/0x28 [ 36.237389][ T6008] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 36.238873][ T6008] do_journal_end+0x1e64/0x3d0c [ 36.240109][ T6008] journal_end_sync+0x164/0x1d0 [ 36.241348][ T6008] reiserfs_sync_fs+0xd4/0x150 [ 36.242531][ T6008] sync_filesystem+0xe8/0x218 [ 36.243741][ T6008] generic_shutdown_super+0x70/0x2b8 [ 36.245100][ T6008] kill_block_super+0x40/0x74 [ 36.246307][ T6008] reiserfs_kill_sb+0x134/0x14c [ 36.247566][ T6008] deactivate_locked_super+0xac/0x12c [ 36.248981][ T6008] deactivate_super+0xe0/0x100 [ 36.250216][ T6008] cleanup_mnt+0x34c/0x3dc [ 36.251341][ T6008] __cleanup_mnt+0x20/0x30 [ 36.252471][ T6008] task_work_run+0x230/0x2e0 [ 36.253662][ T6008] do_exit+0x63c/0x1f58 [ 36.254734][ T6008] do_group_exit+0x194/0x22c [ 36.255946][ T6008] __wake_up_parent+0x0/0x60 [ 36.257126][ T6008] invoke_syscall+0x98/0x2b8 [ 36.258280][ T6008] el0_svc_common+0x130/0x23c [ 36.259517][ T6008] do_el0_svc+0x48/0x58 [ 36.260679][ T6008] el0_svc+0x58/0x16c [ 36.261733][ T6008] el0t_64_sync_handler+0x84/0xfc [ 36.263002][ T6008] el0t_64_sync+0x190/0x194 [ 36.264302][ T6008] ================================================================================