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 (5329) 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 assertion failed: folio_order(folio) == 0, in fs/btrfs/disk-io.c:3856 ------------[ cut here ]------------ kernel BUG at fs/btrfs/disk-io.c:3856! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-13423-ga8662bcd2ff1 #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:write_dev_supers fs/btrfs/disk-io.c:3856 [inline] RIP: 0010:write_all_supers+0x400f/0x4090 fs/btrfs/disk-io.c:4153 Code: 1d fe 90 0f 0b e8 f1 d7 d0 fd 48 c7 c7 40 cd 8c 8c 48 c7 c6 00 16 8d 8c 48 c7 c2 c0 cd 8c 8c b9 10 0f 00 00 e8 32 8d 34 fd 90 <0f> 0b e8 ca d7 d0 fd 4c 89 f7 48 c7 c6 80 00 8d 8c e8 2b 21 1d fe RSP: 0018:ffffc9000d54f580 EFLAGS: 00010246 RAX: 0000000000000045 RBX: 0000000000000004 RCX: 6fc124867fd6ad00 RDX: ffffc9000de4a000 RSI: 000000000000dcc6 RDI: 000000000000dcc7 RBP: ffffc9000d54f950 R08: ffffffff81a2a49c R09: 1ffff92001aa9e4c R10: dffffc0000000000 R11: fffff52001aa9e4d R12: ffffea0001524c08 R13: 1ffffd40002a4981 R14: 1ffffd40002a4980 R15: ffffea0001524c00 FS: 00007fd1074b46c0(0000) GS:ffff88808c596000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f593ba4d4a8 CR3: 0000000040dea000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_commit_transaction+0x1ded/0x3650 fs/btrfs/transaction.c:2541 btrfs_quota_enable+0xfcc/0x21a0 fs/btrfs/qgroup.c:1226 btrfs_ioctl_quota_ctl+0x144/0x1c0 fs/btrfs/ioctl.c:3676 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd10658d169 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:00007fd1074b4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd1067a5fa0 RCX: 00007fd10658d169 RDX: 0000200000000580 RSI: 00000000c0109428 RDI: 0000000000000003 RBP: 00007fd10660e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fd1067a5fa0 R15: 00007ffda07cc3b8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:write_dev_supers fs/btrfs/disk-io.c:3856 [inline] RIP: 0010:write_all_supers+0x400f/0x4090 fs/btrfs/disk-io.c:4153 Code: 1d fe 90 0f 0b e8 f1 d7 d0 fd 48 c7 c7 40 cd 8c 8c 48 c7 c6 00 16 8d 8c 48 c7 c2 c0 cd 8c 8c b9 10 0f 00 00 e8 32 8d 34 fd 90 <0f> 0b e8 ca d7 d0 fd 4c 89 f7 48 c7 c6 80 00 8d 8c e8 2b 21 1d fe RSP: 0018:ffffc9000d54f580 EFLAGS: 00010246 RAX: 0000000000000045 RBX: 0000000000000004 RCX: 6fc124867fd6ad00 RDX: ffffc9000de4a000 RSI: 000000000000dcc6 RDI: 000000000000dcc7 RBP: ffffc9000d54f950 R08: ffffffff81a2a49c R09: 1ffff92001aa9e4c R10: dffffc0000000000 R11: fffff52001aa9e4d R12: ffffea0001524c08 R13: 1ffffd40002a4981 R14: 1ffffd40002a4980 R15: ffffea0001524c00 FS: 00007fd1074b46c0(0000) GS:ffff88808c596000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1065eb950 CR3: 0000000040dea000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400