------------[ cut here ]------------ WARNING: CPU: 1 PID: 13283 at fs/btrfs/extent-tree.c:1263 btrfs_issue_discard+0x5ba/0x5e0 fs/btrfs/extent-tree.c:1263 Modules linked in: CPU: 1 PID: 13283 Comm: syz-executor.5 Not tainted 6.7.0-syzkaller-04629-g3e7aeb78ab01 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:btrfs_issue_discard+0x5ba/0x5e0 fs/btrfs/extent-tree.c:1263 Code: 3c 30 00 74 08 4c 89 e7 e8 23 51 58 fe 4d 01 2c 24 31 ed 89 e8 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 87 be fb fd 90 <0f> 0b 90 4d 01 fd 49 29 dd 49 81 e5 00 fe ff ff 49 89 df e9 74 fa RSP: 0018:ffffc9000cb7f640 EFLAGS: 00010293 RAX: ffffffff83933039 RBX: 0000000000504200 RCX: ffff88804780bb80 RDX: 0000000000000000 RSI: 0000000000504018 RDI: 0000000000504200 RBP: ffffc9000cb7f810 R08: ffffffff83932ab8 R09: 1ffff110094d6e0e R10: dffffc0000000000 R11: ffffed10094d6e0f R12: ffffc9000cb7f760 R13: 000000000018bfe8 R14: ffff88801b0a0000 R15: 0000000000504018 FS: 00007f29e99e86c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f29e99e8d58 CR3: 000000005186e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_discard_extent fs/btrfs/extent-tree.c:1359 [inline] btrfs_discard_extent+0x605/0xa80 fs/btrfs/extent-tree.c:1410 do_trimming+0x1fd/0x590 fs/btrfs/free-space-cache.c:3673 trim_no_bitmap+0xd60/0x11d0 fs/btrfs/free-space-cache.c:3797 btrfs_trim_block_group+0x14f/0x450 fs/btrfs/free-space-cache.c:4037 btrfs_trim_fs+0x3c7/0x10d0 fs/btrfs/extent-tree.c:6315 btrfs_ioctl_fitrim+0x5ad/0x610 fs/btrfs/ioctl.c:535 btrfs_ioctl+0x12b/0xd40 fs/btrfs/ioctl.c:4583 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xf8/0x170 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f29e8c7cd29 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f29e99e80c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f29e8dac120 RCX: 00007f29e8c7cd29 RDX: 0000000020000080 RSI: 00000000c0185879 RDI: 0000000000000006 RBP: 00007f29e8cc947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f29e8dac120 R15: 00007fff29a204b8