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 (5328)
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): using free-space-tree
BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted 6.14.0-rc6-syzkaller-00103-g4003c9e78778 #0
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 lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 fail_dump lib/fault-inject.c:73 [inline]
 should_fail_ex+0x40a/0x550 lib/fault-inject.c:174
 should_failslab+0xac/0x100 mm/failslab.c:46
 slab_pre_alloc_hook mm/slub.c:4068 [inline]
 slab_alloc_node mm/slub.c:4144 [inline]
 __kmalloc_cache_noprof+0x70/0x390 mm/slub.c:4320
 kmalloc_noprof include/linux/slab.h:901 [inline]
 ulist_add_merge+0x18c/0x4b0 fs/btrfs/ulist.c:223
 add_extent_changeset fs/btrfs/extent-io-tree.c:216 [inline]
 clear_state_bit+0x170/0x370 fs/btrfs/extent-io-tree.c:583
 __clear_extent_bit+0x530/0xc20 fs/btrfs/extent-io-tree.c:752
 clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829
 qgroup_free_reserved_data fs/btrfs/qgroup.c:4329 [inline]
 __btrfs_qgroup_release_data+0x387/0xab0 fs/btrfs/qgroup.c:4363
 btrfs_free_reserved_data_space fs/btrfs/delalloc-space.c:200 [inline]
 btrfs_delalloc_reserve_space+0x149/0x200 fs/btrfs/delalloc-space.c:477
 defrag_one_locked_target fs/btrfs/defrag.c:1173 [inline]
 defrag_one_range fs/btrfs/defrag.c:1246 [inline]
 defrag_one_cluster fs/btrfs/defrag.c:1321 [inline]
 btrfs_defrag_file+0x170a/0x2810 fs/btrfs/defrag.c:1435
 btrfs_ioctl_defrag+0x30a/0x4a0 fs/btrfs/ioctl.c:2574
 btrfs_ioctl+0xa28/0xcf0
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbf5158d169
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:00007fbf5248f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fbf517a5fa0 RCX: 00007fbf5158d169
RDX: 0000400000000100 RSI: 0000000040309410 RDI: 0000000000000004
RBP: 00007fbf5248f090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007fbf517a5fa0 R15: 00007fffcc7588a8
 </TASK>
------------[ cut here ]------------
kernel BUG at fs/btrfs/extent-io-tree.c:584!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted 6.14.0-rc6-syzkaller-00103-g4003c9e78778 #0
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+0x364/0x370 fs/btrfs/extent-io-tree.c:584
Code: 18 fe e9 89 fd ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c b0 fe ff ff 48 89 ef e8 77 94 18 fe e9 a3 fe ff ff e8 dd 4e b1 fd 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d55f718 EFLAGS: 00010293
RAX: ffffffff84109033 RBX: 00000000fffffff4 RCX: ffff88801af90000
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff84108e4b R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1d8a88f R12: ffffc9000d55f8c8
R13: ffff8880403cd780 R14: 0000000000001000 R15: 0000000000000000
FS:  00007fbf5248f6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000400000951000 CR3: 0000000040e08000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __clear_extent_bit+0x530/0xc20 fs/btrfs/extent-io-tree.c:752
 clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829
 qgroup_free_reserved_data fs/btrfs/qgroup.c:4329 [inline]
 __btrfs_qgroup_release_data+0x387/0xab0 fs/btrfs/qgroup.c:4363
 btrfs_free_reserved_data_space fs/btrfs/delalloc-space.c:200 [inline]
 btrfs_delalloc_reserve_space+0x149/0x200 fs/btrfs/delalloc-space.c:477
 defrag_one_locked_target fs/btrfs/defrag.c:1173 [inline]
 defrag_one_range fs/btrfs/defrag.c:1246 [inline]
 defrag_one_cluster fs/btrfs/defrag.c:1321 [inline]
 btrfs_defrag_file+0x170a/0x2810 fs/btrfs/defrag.c:1435
 btrfs_ioctl_defrag+0x30a/0x4a0 fs/btrfs/ioctl.c:2574
 btrfs_ioctl+0xa28/0xcf0
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbf5158d169
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:00007fbf5248f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fbf517a5fa0 RCX: 00007fbf5158d169
RDX: 0000400000000100 RSI: 0000000040309410 RDI: 0000000000000004
RBP: 00007fbf5248f090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007fbf517a5fa0 R15: 00007fffcc7588a8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:clear_state_bit+0x364/0x370 fs/btrfs/extent-io-tree.c:584
Code: 18 fe e9 89 fd ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c b0 fe ff ff 48 89 ef e8 77 94 18 fe e9 a3 fe ff ff e8 dd 4e b1 fd 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d55f718 EFLAGS: 00010293
RAX: ffffffff84109033 RBX: 00000000fffffff4 RCX: ffff88801af90000
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff84108e4b R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1d8a88f R12: ffffc9000d55f8c8
R13: ffff8880403cd780 R14: 0000000000001000 R15: 0000000000000000
FS:  00007fbf5248f6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000400000951000 CR3: 0000000040e08000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400