BTRFS error (device loop2 state CS): block group 1048576 len 4194304 type flags 0x1 mismatch with chunk type flags 0x2
BTRFS warning (device loop2 state CS): failed to read fs tree: -2
Oops: general protection fault, probably for non-canonical address 0xe01ffbf110036143: 0000 [#1] SMP KASAN PTI
KASAN: maybe wild-memory-access in range [0x00ffff88801b0a18-0x00ffff88801b0a1f]
CPU: 0 UID: 0 PID: 5940 Comm: syz.2.8 Not tainted 6.15.0-rc3-syzkaller-00019-gbc3372351d0c #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:kasan_byte_accessible+0x12/0x20 mm/kasan/generic.c:199
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 c3 cc cc cc cc 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90004c9f698 EFLAGS: 00010002
RAX: dffffc0000000000 RBX: 00ffff88801b0a18 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8c2a7f53 RDI: 001ffff110036143
RBP: ffffffff93651020 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff20bd76f R12: 0000000000000001
R13: 0000000000000000 R14: ffffffff8c2a7f53 R15: 00ffff88801b0a18
FS:  00007f7811fb66c0(0000) GS:ffff888124fcf000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fc16ff8 CR3: 0000000034616000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __kasan_check_byte+0x14/0x40 mm/kasan/common.c:556
 kasan_check_byte include/linux/kasan.h:399 [inline]
 lock_acquire+0x89/0x2f0 kernel/locking/lockdep.c:5840
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0xd3/0x120 kernel/locking/spinlock.c:170
 put_pwq_unlocked+0x42/0x190 kernel/workqueue.c:1662
 destroy_workqueue+0x99d/0xc40 kernel/workqueue.c:5911
 btrfs_destroy_workqueue+0x45/0x260 fs/btrfs/async-thread.c:359
 btrfs_stop_all_workers+0x180/0x2a0 fs/btrfs/disk-io.c:1785
 open_ctree+0x128a/0x2990 fs/btrfs/disk-io.c:3673
 btrfs_fill_super fs/btrfs/super.c:972 [inline]
 btrfs_get_tree_super fs/btrfs/super.c:1897 [inline]
 btrfs_get_tree+0x131c/0x19e0 fs/btrfs/super.c:2092
 vfs_get_tree+0x90/0x2b0 fs/super.c:1759
 fc_mount+0x1b/0xb0 fs/namespace.c:1293
 btrfs_get_tree_subvol fs/btrfs/super.c:2050 [inline]
 btrfs_get_tree+0x68a/0x19e0 fs/btrfs/super.c:2093
 vfs_get_tree+0x90/0x2b0 fs/super.c:1759
 do_new_mount+0x2cf/0xb70 fs/namespace.c:3881
 do_mount fs/namespace.c:4221 [inline]
 __do_sys_mount fs/namespace.c:4432 [inline]
 __se_sys_mount+0x38c/0x400 fs/namespace.c:4409
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f781118f90a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7811fb5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f7811fb5ef0 RCX: 00007f781118f90a
RDX: 00002000000004c0 RSI: 0000200000000040 RDI: 00007f7811fb5eb0
RBP: 00002000000004c0 R08: 00007f7811fb5ef0 R09: 0000000000a08811
R10: 0000000000a08811 R11: 0000000000000246 R12: 0000200000000040
R13: 00007f7811fb5eb0 R14: 000000000000519b R15: 0000200000000080
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:kasan_byte_accessible+0x12/0x20 mm/kasan/generic.c:199
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 c3 cc cc cc cc 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90004c9f698 EFLAGS: 00010002
RAX: dffffc0000000000 RBX: 00ffff88801b0a18 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8c2a7f53 RDI: 001ffff110036143
RBP: ffffffff93651020 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff20bd76f R12: 0000000000000001
R13: 0000000000000000 R14: ffffffff8c2a7f53 R15: 00ffff88801b0a18
FS:  00007f7811fb66c0(0000) GS:ffff888124fcf000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fc16ff8 CR3: 0000000034616000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
   7:	00
   8:	90                   	nop
   9:	90                   	nop
   a:	90                   	nop
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	66 0f 1f 00          	nopw   (%rax)
  1c:	48 c1 ef 03          	shr    $0x3,%rdi
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df
* 2a:	0f b6 04 07          	movzbl (%rdi,%rax,1),%eax <-- trapping instruction
  2e:	3c 08                	cmp    $0x8,%al
  30:	0f 92 c0             	setb   %al
  33:	c3                   	ret
  34:	cc                   	int3
  35:	cc                   	int3
  36:	cc                   	int3
  37:	cc                   	int3
  38:	90                   	nop
  39:	90                   	nop
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop