------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 5327 at fs/btrfs/extent-tree.c:3203 __btrfs_free_extent+0x2ccf/0x3980 fs/btrfs/extent-tree.c:3203 Modules linked in: CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.14.0-rc2-syzkaller-00303-gad1b832bf1cf #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:__btrfs_free_extent+0x2ccf/0x3980 fs/btrfs/extent-tree.c:3203 Code: 6b 8c 8b 5c 24 28 89 da e8 4e 2c 43 fd eb 2c e8 a7 2a dd fd 90 48 c7 c7 80 ff 6b 8c 44 8b 64 24 28 44 89 e6 e8 f2 ed 9c fd 90 <0f> 0b 90 90 49 be 00 00 00 00 00 fc ff df 44 89 e3 4c 8b 64 24 10 RSP: 0018:ffffc9000d3b6ac0 EFLAGS: 00010246 RAX: 2a45e5e99f642500 RBX: ffff888045cd4001 RCX: 0000000000100000 RDX: ffffc9000ed12000 RSI: 0000000000021736 RDI: 0000000000021737 RBP: ffffc9000d3b6c90 R08: ffffffff81817e32 R09: 1ffff11003f8519a R10: dffffc0000000000 R11: ffffed1003f8519b R12: 00000000ffffffe4 R13: ffff8880445f7250 R14: 00000000ffffffe4 R15: 0000000000000000 FS: 00007facf94596c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007facf9437fe0 CR3: 0000000034ac0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_run_delayed_refs_for_head fs/btrfs/extent-tree.c:1976 [inline] __btrfs_run_delayed_refs+0xf9f/0x40f0 fs/btrfs/extent-tree.c:2046 btrfs_run_delayed_refs+0xe3/0x2f0 fs/btrfs/extent-tree.c:2158 btrfs_commit_transaction+0x4b9/0x3760 fs/btrfs/transaction.c:2196 btrfs_sync_file+0xdd7/0x11e0 fs/btrfs/file.c:1733 generic_write_sync include/linux/fs.h:2970 [inline] btrfs_do_write_iter+0x5fc/0x7b0 fs/btrfs/file.c:1384 iter_file_splice_write+0xbfa/0x1510 fs/splice.c:743 do_splice_from fs/splice.c:941 [inline] direct_splice_actor+0x11b/0x220 fs/splice.c:1164 splice_direct_to_actor+0x586/0xc80 fs/splice.c:1108 do_splice_direct_actor fs/splice.c:1207 [inline] do_splice_direct+0x289/0x3e0 fs/splice.c:1233 do_sendfile+0x564/0x8a0 fs/read_write.c:1363 __do_sys_sendfile64 fs/read_write.c:1424 [inline] __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1410 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: 0033:0x7facf858cde9 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:00007facf9459038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007facf87a6080 RCX: 00007facf858cde9 RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000007 RBP: 00007facf860e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007facf87a6080 R15: 00007ffd90761e48