R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
------------[ cut here ]------------
kernel BUG at fs/btrfs/transaction.c:1691!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 3 PID: 12169 Comm: syz-executor.1 Not tainted 6.4.0-rc6-syzkaller-00217-g4973ca295528 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:create_pending_snapshot+0x1854/0x2d30 fs/btrfs/transaction.c:1691
Code: 89 e8 ba b3 06 00 00 4c 89 ff 44 8b ad d0 fd ff ff 48 c7 c6 80 32 95 8a 44 89 e9 e8 36 e6 ff ff e9 54 ee ff ff e8 cc 86 1b fe <0f> 0b e8 c5 86 1b fe 48 8b bd 90 fe ff ff e8 49 6e 0e 00 48 8b bd
RSP: 0018:ffffc900277a75d8 EFLAGS: 00010212
RAX: 000000000003d86f RBX: ffff88802795cc00 RCX: ffffc90003a99000
RDX: 0000000000040000 RSI: ffffffff8368c014 RDI: 0000000000000005
RBP: ffffc900277a7848 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000fffffff4 R11: 3030303030302052 R12: ffff88804ce20000
R13: 00000000fffffff4 R14: ffff888076aa4000 R15: ffff88804c463498
FS:  0000000000000000(0000) GS:ffff88802c900000(0063) knlGS:00000000f7f34b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 000055f02385b9d8 CR3: 000000001a9d3000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 create_pending_snapshots+0x174/0x2c0 fs/btrfs/transaction.c:1888
 btrfs_commit_transaction+0xf0e/0x3fa0 fs/btrfs/transaction.c:2358
 create_snapshot fs/btrfs/ioctl.c:846 [inline]
 btrfs_mksubvol+0xa6f/0x1310 fs/btrfs/ioctl.c:996
 btrfs_mksnapshot+0xaf/0xf0 fs/btrfs/ioctl.c:1042
 __btrfs_ioctl_snap_create+0x42b/0x4d0 fs/btrfs/ioctl.c:1295
 btrfs_ioctl_snap_create+0x15f/0x200 fs/btrfs/ioctl.c:1322
 btrfs_ioctl+0x50e/0x5b30 fs/btrfs/ioctl.c:4559
 __do_compat_sys_ioctl+0x255/0x2b0 fs/ioctl.c:968
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203
 entry_SYSENTER_compat_after_hwframe+0x70/0x82
RIP: 0023:0xf7f39579
Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
RSP: 002b:00000000f7f345cc EFLAGS: 00000296 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000050009401
RDX: 0000000020002180 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:create_pending_snapshot+0x1854/0x2d30 fs/btrfs/transaction.c:1691
Code: 89 e8 ba b3 06 00 00 4c 89 ff 44 8b ad d0 fd ff ff 48 c7 c6 80 32 95 8a 44 89 e9 e8 36 e6 ff ff e9 54 ee ff ff e8 cc 86 1b fe <0f> 0b e8 c5 86 1b fe 48 8b bd 90 fe ff ff e8 49 6e 0e 00 48 8b bd
RSP: 0018:ffffc900277a75d8 EFLAGS: 00010212
RAX: 000000000003d86f RBX: ffff88802795cc00 RCX: ffffc90003a99000
RDX: 0000000000040000 RSI: ffffffff8368c014 RDI: 0000000000000005
RBP: ffffc900277a7848 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000fffffff4 R11: 3030303030302052 R12: ffff88804ce20000
R13: 00000000fffffff4 R14: ffff888076aa4000 R15: ffff88804c463498
FS:  0000000000000000(0000) GS:ffff88802c800000(0063) knlGS:00000000f7f34b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f734e1b0 CR3: 000000001a9d3000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	10 06                	adc    %al,(%rsi)
   2:	03 74 b4 01          	add    0x1(%rsp,%rsi,4),%esi
   6:	10 07                	adc    %al,(%rdi)
   8:	03 74 b0 01          	add    0x1(%rax,%rsi,4),%esi
   c:	10 08                	adc    %cl,(%rax)
   e:	03 74 d8 01          	add    0x1(%rax,%rbx,8),%esi
  1e:	00 51 52             	add    %dl,0x52(%rcx)
  21:	55                   	push   %rbp
  22:	89 e5                	mov    %esp,%ebp
  24:	0f 34                	sysenter
  26:	cd 80                	int    $0x80
* 28:	5d                   	pop    %rbp <-- trapping instruction
  29:	5a                   	pop    %rdx
  2a:	59                   	pop    %rcx
  2b:	c3                   	retq
  2c:	90                   	nop
  2d:	90                   	nop
  2e:	90                   	nop
  2f:	90                   	nop
  30:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi
  37:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi