Hello, syzbot found the following issue on: HEAD commit: f7757129e3de Merge tag 'v6.5-p3' of git://git.kernel.org/p.. git tree: upstream console+strace: https://syzkaller.appspot.com/x/log.txt?x=16cdc297a80000 kernel config: https://syzkaller.appspot.com/x/.config?x=1b32f62c755c3a9c dashboard link: https://syzkaller.appspot.com/bug?extid=d21c74a99c319e88007a compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1202e640680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13e949f3a80000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/ea6db0533d44/disk-f7757129.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/7fb38faa25d7/vmlinux-f7757129.xz kernel image: https://storage.googleapis.com/syzbot-assets/66c68cd610b3/bzImage-f7757129.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/ab022f48d9c5/mount_0.gz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+d21c74a99c319e88007a@xxxxxxxxxxxxxxxxxxxxxxxxx RSP: 002b:00007fffa59319d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f85faecb839 RDX: 00007f85faeca9f0 RSI: 0000000020001300 RDI: 0000000000000006 RBP: 00007fffa5931ac0 R08: 00007fffa5931777 R09: 00007fffa5931a90 R10: 0000000000000001 R11: 0000000000000246 R12: 00007f85faf0f319 R13: 00007fffa5931aa0 R14: 0000000000000001 R15: 00007fffa5931ac0 </TASK> ------------[ cut here ]------------ kernel BUG at fs/btrfs/extent-io-tree.c:379! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5017 Comm: syz-executor183 Not tainted 6.5.0-rc7-syzkaller-00004-gf7757129e3de #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:set_state_bits fs/btrfs/extent-io-tree.c:379 [inline] RIP: 0010:insert_state+0x38d/0x390 fs/btrfs/extent-io-tree.c:401 Code: e0 32 fe e9 25 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 42 fd ff ff 48 89 df e8 1d e0 32 fe e9 35 fd ff ff e8 43 0e da fd <0f> 0b 90 66 0f 1f 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 40 44 RSP: 0018:ffffc90003bbf038 EFLAGS: 00010293 RAX: ffffffff83b1a9ed RBX: 00000000fffffff4 RCX: ffff888020ac0000 RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 RBP: ffff88807be47d80 R08: ffffffff83b1a7cb R09: 1ffffffff1a8407e R10: dffffc0000000000 R11: fffffbfff1a8407f R12: 0000000000001000 R13: 0000000000000800 R14: 0000000000001fff R15: dffffc0000000000 FS: 00005555571d8380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001300 CR3: 0000000073f11000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __set_extent_bit+0x1106/0x1b00 fs/btrfs/extent-io-tree.c:1151 set_record_extent_bits+0x51/0x90 fs/btrfs/extent-io-tree.c:1705 qgroup_reserve_data+0x260/0x8e0 fs/btrfs/qgroup.c:3800 btrfs_qgroup_reserve_data+0x2e/0xc0 fs/btrfs/qgroup.c:3843 btrfs_check_data_free_space+0x149/0x240 fs/btrfs/delalloc-space.c:154 btrfs_delalloc_reserve_space+0x37/0x200 fs/btrfs/delalloc-space.c:467 btrfs_page_mkwrite+0x334/0xd10 fs/btrfs/inode.c:8272 do_page_mkwrite+0x1a4/0x600 mm/memory.c:2942 wp_page_shared mm/memory.c:3294 [inline] do_wp_page+0x559/0x3a70 mm/memory.c:3376 handle_pte_fault mm/memory.c:4955 [inline] __handle_mm_fault mm/memory.c:5079 [inline] handle_mm_fault+0x1c58/0x5410 mm/memory.c:5233 do_user_addr_fault arch/x86/mm/fault.c:1392 [inline] handle_page_fault arch/x86/mm/fault.c:1486 [inline] exc_page_fault+0x266/0x7c0 arch/x86/mm/fault.c:1542 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0010:rep_movs_alternative+0x4a/0xb0 arch/x86/lib/copy_user_64.S:71 Code: 75 f1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 <f3> a4 c3 0f 1f 00 4c 8b 06 4c 8b 4e 08 4c 8b 56 10 4c 8b 5e 18 4c RSP: 0018:ffffc90003bbfc10 EFLAGS: 00050206 RAX: ffffffff8436f801 RBX: 0000000020001390 RCX: 0000000000000090 RDX: 0000000000000000 RSI: ffffc90003bbfc80 RDI: 0000000020001300 RBP: ffffc90003bbfdb0 R08: ffffc90003bbfd0f R09: 1ffff92000777fa1 R10: dffffc0000000000 R11: fffff52000777fa2 R12: 0000000000000090 R13: ffffc90003bbfdec R14: 0000000020001300 R15: ffffc90003bbfc80 copy_user_generic arch/x86/include/asm/uaccess_64.h:112 [inline] raw_copy_to_user arch/x86/include/asm/uaccess_64.h:133 [inline] _copy_to_user+0x86/0xa0 lib/usercopy.c:41 copy_to_user include/linux/uaccess.h:191 [inline] cp_new_stat+0x544/0x6d0 fs/stat.c:412 __do_sys_newfstat fs/stat.c:459 [inline] __se_sys_newfstat fs/stat.c:453 [inline] __x64_sys_newfstat+0xf7/0x140 fs/stat.c:453 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f85faecb839 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 1c 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffa59319d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f85faecb839 RDX: 00007f85faeca9f0 RSI: 0000000020001300 RDI: 0000000000000006 RBP: 00007fffa5931ac0 R08: 00007fffa5931777 R09: 00007fffa5931a90 R10: 0000000000000001 R11: 0000000000000246 R12: 00007f85faf0f319 R13: 00007fffa5931aa0 R14: 0000000000000001 R15: 00007fffa5931ac0 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:set_state_bits fs/btrfs/extent-io-tree.c:379 [inline] RIP: 0010:insert_state+0x38d/0x390 fs/btrfs/extent-io-tree.c:401 Code: e0 32 fe e9 25 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 42 fd ff ff 48 89 df e8 1d e0 32 fe e9 35 fd ff ff e8 43 0e da fd <0f> 0b 90 66 0f 1f 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 40 44 RSP: 0018:ffffc90003bbf038 EFLAGS: 00010293 RAX: ffffffff83b1a9ed RBX: 00000000fffffff4 RCX: ffff888020ac0000 RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 RBP: ffff88807be47d80 R08: ffffffff83b1a7cb R09: 1ffffffff1a8407e R10: dffffc0000000000 R11: fffffbfff1a8407f R12: 0000000000001000 R13: 0000000000000800 R14: 0000000000001fff R15: dffffc0000000000 FS: 00005555571d8380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001300 CR3: 0000000073f11000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 75 f1 jne 0xfffffff3 2: c3 ret 3: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) a: 00 00 00 d: 0f 1f 00 nopl (%rax) 10: 48 8b 06 mov (%rsi),%rax 13: 48 89 07 mov %rax,(%rdi) 16: 48 83 c6 08 add $0x8,%rsi 1a: 48 83 c7 08 add $0x8,%rdi 1e: 83 e9 08 sub $0x8,%ecx 21: 74 df je 0x2 23: 83 f9 08 cmp $0x8,%ecx 26: 73 e8 jae 0x10 28: eb c9 jmp 0xfffffff3 * 2a: f3 a4 rep movsb %ds:(%rsi),%es:(%rdi) <-- trapping instruction 2c: c3 ret 2d: 0f 1f 00 nopl (%rax) 30: 4c 8b 06 mov (%rsi),%r8 33: 4c 8b 4e 08 mov 0x8(%rsi),%r9 37: 4c 8b 56 10 mov 0x10(%rsi),%r10 3b: 4c 8b 5e 18 mov 0x18(%rsi),%r11 3f: 4c rex.WR --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the bug is already fixed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite bug's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the bug is a duplicate of another bug, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
