exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xcd8273f8, utbl_chksum : 0xe619d30d) exFAT-fs (loop1): error, in sector 160, dentry 12 should be unused, but 0x85 ------------[ cut here ]------------ VFS: brelse: Trying to free free buffer WARNING: CPU: 1 PID: 16828 at fs/buffer.c:1229 __brelse+0x84/0xd8 fs/buffer.c:1229 Modules linked in: CPU: 1 UID: 0 PID: 16828 Comm: syz.1.4568 Tainted: G W 6.13.0-rc6-syzkaller-g6251d1776bc5 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __brelse+0x84/0xd8 fs/buffer.c:1229 lr : __brelse+0x84/0xd8 fs/buffer.c:1229 sp : ffff80009be87120 x29: ffff80009be87120 x28: 1ffff000137d0ea5 x27: 0000000000000001 x26: 0000000000000000 x25: 1ffff000137d0ea1 x24: dfff800000000000 x23: ffff0000f8acb1d0 x22: ffff80009be87528 x21: ffff80009be8750c x20: 0000000000000000 x19: ffff0000f8acb230 x18: 1fffe00036700e7e x17: ffff80008f99d000 x16: ffff80008046323c x15: 0000000000000001 x14: 1fffe000367038d0 x13: ffff80009be88000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : 950f1467648fe300 x8 : 950f1467648fe300 x7 : ffff8000803d02d8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008b757e80 x0 : ffff800123f1c000 Call trace: __brelse+0x84/0xd8 fs/buffer.c:1229 (P) brelse include/linux/buffer_head.h:324 [inline] exfat_put_dentry_set+0x150/0x268 fs/exfat/dir.c:553 exfat_add_entry+0x4dc/0x87c fs/exfat/namei.c:519 exfat_create+0x160/0x474 fs/exfat/namei.c:565 lookup_open fs/namei.c:3649 [inline] open_last_lookups fs/namei.c:3748 [inline] path_openat+0x13e4/0x2b14 fs/namei.c:3984 do_filp_open+0x1e8/0x404 fs/namei.c:4014 do_sys_openat2+0x124/0x1b8 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1428 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 2658 hardirqs last enabled at (2657): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1535 [inline] hardirqs last enabled at (2657): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5123 hardirqs last disabled at (2658): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (2624): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (2624): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (2573): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]---