done bcachefs (loop4): resume_logged_ops... done bcachefs (loop4): delete_dead_inodes... done ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in ./include/linux/log2.h:67:13 shift exponent 4294967295 is too large for 64-bit type 'unsigned long' CPU: 1 PID: 6582 Comm: syz.4.348 Not tainted 6.10.0-rc5-syzkaller-00012-g626737a5791b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_shift_out_of_bounds+0x3c8/0x420 lib/ubsan.c:468 __rounddown_pow_of_two include/linux/log2.h:67 [inline] eytzinger1_first fs/bcachefs/eytzinger.h:51 [inline] eytzinger0_first fs/bcachefs/eytzinger.h:194 [inline] bch2_blacklist_entries_gc+0x56c/0x5a0 fs/bcachefs/journal_seq_blacklist.c:235 bch2_fs_recovery+0x30ac/0x3730 fs/bcachefs/recovery.c:897 bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1036 bch2_fs_open+0xa8d/0xdf0 fs/bcachefs/super.c:2128 bch2_mount+0x6b0/0x13a0 fs/bcachefs/fs.c:1926 legacy_get_tree+0xee/0x190 fs/fs_context.c:662 vfs_get_tree+0x90/0x2a0 fs/super.c:1780 do_new_mount+0x2be/0xb40 fs/namespace.c:3352 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3875 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83