loop0: detected capacity change from 0 to 32768
BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5313)
BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm
BTRFS info (device loop0): disk space caching is enabled
BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
BTRFS info (device loop0): rebuilding free space tree
BTRFS info (device loop0): disabling free space tree
BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5313 Comm: syz.0.0 Not tainted 6.15.0-rc3-syzkaller-00283-gf1a3944c860b #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 fail_dump lib/fault-inject.c:73 [inline]
 should_fail_ex+0x414/0x560 lib/fault-inject.c:174
 should_failslab+0xa8/0x100 mm/failslab.c:46
 slab_pre_alloc_hook mm/slub.c:4114 [inline]
 slab_alloc_node mm/slub.c:4190 [inline]
 __kmalloc_cache_noprof+0x70/0x3d0 mm/slub.c:4367
 kmalloc_noprof include/linux/slab.h:905 [inline]
 ulist_add_merge+0x18e/0x4b0 fs/btrfs/ulist.c:223
 add_extent_changeset fs/btrfs/extent-io-tree.c:216 [inline]
 clear_state_bit+0x175/0x380 fs/btrfs/extent-io-tree.c:583
 __clear_extent_bit+0x60e/0xec0 fs/btrfs/extent-io-tree.c:752
 clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829
 __btrfs_qgroup_release_data+0x21c/0xa20 fs/btrfs/qgroup.c:4365
 insert_prealloc_file_extent fs/btrfs/inode.c:8803 [inline]
 __btrfs_prealloc_file_range+0x360/0xc50 fs/btrfs/inode.c:8900
 btrfs_prealloc_file_range+0x40/0x60 fs/btrfs/inode.c:8978
 btrfs_fallocate+0x170a/0x1ba0 fs/btrfs/file.c:3081
 vfs_fallocate+0x6a0/0x830 fs/open.c:338
 ksys_fallocate fs/open.c:362 [inline]
 __do_sys_fallocate fs/open.c:367 [inline]
 __se_sys_fallocate fs/open.c:365 [inline]
 __x64_sys_fallocate+0xc0/0x110 fs/open.c:365
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1fc118e969
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1fc1ff4038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00007f1fc13b5fa0 RCX: 00007f1fc118e969
RDX: 000000000000b7d4 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00007f1fc1ff4090 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000001001f0 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007f1fc13b5fa0 R15: 00007fff0de8f648
 </TASK>
------------[ cut here ]------------
kernel BUG at fs/btrfs/extent-io-tree.c:584!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5313 Comm: syz.0.0 Not tainted 6.15.0-rc3-syzkaller-00283-gf1a3944c860b #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:clear_state_bit+0x37b/0x380 fs/btrfs/extent-io-tree.c:584
Code: fe e9 77 fd ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ad fe ff ff 4c 89 e7 e8 f0 f7 3d fe e9 a0 fe ff ff e8 16 03 dc fd 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66
RSP: 0018:ffffc9000d30f578 EFLAGS: 00010293
RAX: ffffffff83e3bb8a RBX: ffff88803ecd3900 RCX: ffff888000a24880
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 0000000000100fff R14: 000000000000b000 R15: dffffc0000000000
FS:  00007f1fc1ff46c0(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056007bdcc338 CR3: 00000000416ca000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __clear_extent_bit+0x60e/0xec0 fs/btrfs/extent-io-tree.c:752
 clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829
 __btrfs_qgroup_release_data+0x21c/0xa20 fs/btrfs/qgroup.c:4365
 insert_prealloc_file_extent fs/btrfs/inode.c:8803 [inline]
 __btrfs_prealloc_file_range+0x360/0xc50 fs/btrfs/inode.c:8900
 btrfs_prealloc_file_range+0x40/0x60 fs/btrfs/inode.c:8978
 btrfs_fallocate+0x170a/0x1ba0 fs/btrfs/file.c:3081
 vfs_fallocate+0x6a0/0x830 fs/open.c:338
 ksys_fallocate fs/open.c:362 [inline]
 __do_sys_fallocate fs/open.c:367 [inline]
 __se_sys_fallocate fs/open.c:365 [inline]
 __x64_sys_fallocate+0xc0/0x110 fs/open.c:365
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1fc118e969
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1fc1ff4038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00007f1fc13b5fa0 RCX: 00007f1fc118e969
RDX: 000000000000b7d4 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00007f1fc1ff4090 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000001001f0 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007f1fc13b5fa0 R15: 00007fff0de8f648
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:clear_state_bit+0x37b/0x380 fs/btrfs/extent-io-tree.c:584
Code: fe e9 77 fd ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ad fe ff ff 4c 89 e7 e8 f0 f7 3d fe e9 a0 fe ff ff e8 16 03 dc fd 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66
RSP: 0018:ffffc9000d30f578 EFLAGS: 00010293
RAX: ffffffff83e3bb8a RBX: ffff88803ecd3900 RCX: ffff888000a24880
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 0000000000100fff R14: 000000000000b000 R15: dffffc0000000000
FS:  00007f1fc1ff46c0(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056007bdcc338 CR3: 00000000416ca000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400