loop0: detected capacity change from 0 to 262144 BTRFS: device fsid b228cae2-8774-489f-9b8f-7356eedc2a2d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5311) BTRFS info (device loop0): first mount of filesystem b228cae2-8774-489f-9b8f-7356eedc2a2d BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm BTRFS info (device loop0): using free-space-tree ------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 5311 at fs/btrfs/inode.c:6421 btrfs_create_new_inode+0x1540/0x19f0 fs/btrfs/inode.c:6421 Modules linked in: CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted 6.15.0-rc4-syzkaller-00052-g4f79eaa2ceac #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:btrfs_create_new_inode+0x1540/0x19f0 fs/btrfs/inode.c:6421 Code: 8b 49 89 dc 44 89 e2 e8 ee 6e 68 fd e9 88 fb ff ff e8 a4 1a fe fd 90 48 c7 c7 80 31 ad 8b 49 89 dc 44 89 e6 e8 e1 76 c2 fd 90 <0f> 0b 90 90 e9 66 fb ff ff e8 82 1a fe fd eb 05 e8 7b 1a fe fd 48 RSP: 0018:ffffc9000d367a00 EFLAGS: 00010246 RAX: 4443633e4e723800 RBX: 00000000ffffffe4 RCX: 0000000000100000 RDX: ffffc9000dff2000 RSI: 0000000000001266 RDI: 0000000000001267 RBP: ffffc9000d367c30 R08: ffff88801fe23e93 R09: 1ffff11003fc47d2 R10: dffffc0000000000 R11: ffffed1003fc47d3 R12: 00000000ffffffe4 R13: 0000000000000000 R14: ffff88804359f628 R15: 1ffff110086b3ec5 FS: 00007f05193b46c0(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000563d982f7028 CR3: 000000003fe58000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_create_common+0x167/0x230 fs/btrfs/inode.c:6654 btrfs_mkdir+0xc7/0xf0 fs/btrfs/inode.c:6792 vfs_mkdir+0x303/0x510 fs/namei.c:4359 do_mkdirat+0x247/0x590 fs/namei.c:4392 __do_sys_mkdirat fs/namei.c:4409 [inline] __se_sys_mkdirat fs/namei.c:4407 [inline] __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4407 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: 0033:0x7f051858e969 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:00007f05193b4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007f05187b5fa0 RCX: 00007f051858e969 RDX: 0000000000000000 RSI: 00002000000000c0 RDI: ffffffffffffff9c RBP: 00007f0518610ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f05187b5fa0 R15: 00007ffdb796da78