REISERFS warning (device loop3): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block ================================================================================ UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') CPU: 1 PID: 8203 Comm: syz-executor.3 Not tainted 6.6.0-rc3-syzkaller-ged4d3054d499 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233 show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106 dump_stack+0x1c/0x28 lib/dump_stack.c:113 ubsan_epilogue lib/ubsan.c:217 [inline] __ubsan_handle_out_of_bounds+0xfc/0x148 lib/ubsan.c:348 do_journal_end+0x1e64/0x3d0c fs/reiserfs/journal.c:4168 journal_end+0x1bc/0x260 fs/reiserfs/journal.c:3421 reiserfs_new_inode+0x1138/0x16f8 fs/reiserfs/inode.c:2114 reiserfs_create+0x33c/0x5a4 fs/reiserfs/namei.c:666 lookup_open fs/namei.c:3495 [inline] open_last_lookups fs/namei.c:3563 [inline] path_openat+0xf80/0x27f8 fs/namei.c:3793 do_filp_open+0x1bc/0x3cc fs/namei.c:3823 do_sys_openat2+0x124/0x1b8 fs/open.c:1422 do_sys_open fs/open.c:1437 [inline] __do_sys_openat fs/open.c:1453 [inline] __se_sys_openat fs/open.c:1448 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1448 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 ================================================================================ ======================================================