exfat: Deprecated parameter 'utf8'
exfat: Deprecated parameter 'utf8'
exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xfb8363f9, utbl_chksum : 0xe619d30d)
BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 12e115067 P4D 12e115067 PUD 12aa05067 PMD 0 
Oops: 0002 [#1] PREEMPT SMP
CPU: 1 PID: 6732 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:arch_clear_bit arch/x86/include/asm/bitops.h:79 [inline]
RIP: 0010:clear_bit include/asm-generic/bitops/instrumented-atomic.h:42 [inline]
RIP: 0010:clear_bit_le include/asm-generic/bitops/le.h:65 [inline]
RIP: 0010:exfat_clear_bitmap+0x52/0x150 fs/exfat/balloc.c:183
Code: a5 68 06 00 00 0f b6 4d 14 49 8b 44 24 58 d3 eb 48 63 db 48 8b 04 d8 48 8b 48 28 48 8b 45 18 8d 04 c5 ff ff ff ff 21 d0 48 98 <f0> 48 0f b3 01 49 8b 46 28 31 ff 4c 8b 78 50 41 81 e7 90 00 00 00
RSP: 0018:ffffc90000eefc38 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000001000 RSI: ffffffff81688f29 RDI: ffff88812fa79208
RBP: ffff88812abaa000 R08: ffff88812c2b0000 R09: ffff88812c2b0990
R10: 0000000000000001 R11: ffff88812c2b0000 R12: ffff88812aba8000
R13: 0000000000001002 R14: ffff88812fa79208 R15: ffff88812aba8000
FS:  00007fc0b09d06c0(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000012e0d1000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 exfat_free_cluster+0x12f/0x160 fs/exfat/fatent.c:183
 __exfat_truncate+0x409/0x4a0 fs/exfat/file.c:217
 exfat_evict_inode+0x7c/0x92 fs/exfat/inode.c:663
 evict+0x11c/0x270 fs/inode.c:576
 iput_final fs/inode.c:1572 [inline]
 iput+0x294/0x3d0 fs/inode.c:1598
 dentry_unlink_inode+0x111/0x180 fs/dcache.c:374
 __dentry_kill+0x186/0x270 fs/dcache.c:579
 dentry_kill fs/dcache.c:698 [inline]
 dput.part.32+0x316/0x670 fs/dcache.c:859
 do_renameat2+0x5bf/0x840 fs/namei.c:4441
 __do_sys_rename fs/namei.c:4483 [inline]
 __se_sys_rename fs/namei.c:4481 [inline]
 __x64_sys_rename+0x20/0x30 fs/namei.c:4481
 do_syscall_64+0x8c/0x2a0 arch/x86/entry/common.c:295
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fc0b0e4d859
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc0b09d00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007fc0b0f6cf80 RCX: 00007fc0b0e4d859
RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000020000040
RBP: 00007fc0b0ea9ad0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 00007fc0b0f6cf80 R15: 00007fff2a51e6d8
Modules linked in:
CR2: 0000000000000000
---[ end trace c2a596aa7a6e2aac ]---
RIP: 0010:arch_clear_bit arch/x86/include/asm/bitops.h:79 [inline]
RIP: 0010:clear_bit include/asm-generic/bitops/instrumented-atomic.h:42 [inline]
RIP: 0010:clear_bit_le include/asm-generic/bitops/le.h:65 [inline]
RIP: 0010:exfat_clear_bitmap+0x52/0x150 fs/exfat/balloc.c:183
Code: a5 68 06 00 00 0f b6 4d 14 49 8b 44 24 58 d3 eb 48 63 db 48 8b 04 d8 48 8b 48 28 48 8b 45 18 8d 04 c5 ff ff ff ff 21 d0 48 98 <f0> 48 0f b3 01 49 8b 46 28 31 ff 4c 8b 78 50 41 81 e7 90 00 00 00
RSP: 0018:ffffc90000eefc38 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000001000 RSI: ffffffff81688f29 RDI: ffff88812fa79208
RBP: ffff88812abaa000 R08: ffff88812c2b0000 R09: ffff88812c2b0990
R10: 0000000000000001 R11: ffff88812c2b0000 R12: ffff88812aba8000
R13: 0000000000001002 R14: ffff88812fa79208 R15: ffff88812aba8000
FS:  00007fc0b09d06c0(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000012e0d1000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	a5                   	movsl  %ds:(%rsi),%es:(%rdi)
   1:	68 06 00 00 0f       	push   $0xf000006
   6:	b6 4d                	mov    $0x4d,%dh
   8:	14 49                	adc    $0x49,%al
   a:	8b 44 24 58          	mov    0x58(%rsp),%eax
   e:	d3 eb                	shr    %cl,%ebx
  10:	48 63 db             	movslq %ebx,%rbx
  13:	48 8b 04 d8          	mov    (%rax,%rbx,8),%rax
  17:	48 8b 48 28          	mov    0x28(%rax),%rcx
  1b:	48 8b 45 18          	mov    0x18(%rbp),%rax
  1f:	8d 04 c5 ff ff ff ff 	lea    -0x1(,%rax,8),%eax
  26:	21 d0                	and    %edx,%eax
  28:	48 98                	cltq
* 2a:	f0 48 0f b3 01       	lock btr %rax,(%rcx) <-- trapping instruction
  2f:	49 8b 46 28          	mov    0x28(%r14),%rax
  33:	31 ff                	xor    %edi,%edi
  35:	4c 8b 78 50          	mov    0x50(%rax),%r15
  39:	41 81 e7 90 00 00 00 	and    $0x90,%r15d