F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 attempt to access beyond end of device loop0: rw=2049, want=57344, limit=40427 attempt to access beyond end of device loop0: rw=2049, want=57352, limit=40427 BUG: unable to handle kernel paging request at ffffed10953e622e IP: datablock_addr fs/f2fs/f2fs.h:1919 [inline] IP: get_dnode_of_data+0x6f5/0x1ca0 fs/f2fs/node.c:674 PGD 23fff2067 P4D 23fff2067 PUD 0 Oops: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 8033 Comm: syz-executor270 Not tainted 4.14.307-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023 task: ffff888097f9a140 task.stack: ffff88808a520000 RIP: 0010:datablock_addr fs/f2fs/f2fs.h:1919 [inline] RIP: 0010:get_dnode_of_data+0x6f5/0x1ca0 fs/f2fs/node.c:674 RSP: 0018:ffff88808a527898 EFLAGS: 00010a07 RAX: dffffc0000000000 RBX: ffff8884a9f31174 RCX: 0000000000000000 RDX: 1ffff110953e622e RSI: 0000000000000000 RDI: ffff888089c9d3d0 RBP: ffff8880aa331168 R08: 0000000000000000 R09: 0000000000000004 R10: 0000000000000000 R11: ffff888097f9a140 R12: 00000000fff00003 R13: 0000000000000012 R14: 0000000000000012 R15: ffff88808a527b10 FS: 00007fb2ee4e8700(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed10953e622e CR3: 000000009f75b000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __clone_blkaddrs fs/f2fs/file.c:1038 [inline] __exchange_data_block+0x7ca/0x30a0 fs/f2fs/file.c:1122 f2fs_move_file_range fs/f2fs/file.c:2330 [inline] f2fs_ioc_move_range fs/f2fs/file.c:2376 [inline] f2fs_ioctl+0x52b3/0x6b70 fs/f2fs/file.c:2698 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fb2f559f619 RSP: 002b:00007fb2ee4e82f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fb2f56297b0 RCX: 00007fb2f559f619 RDX: 0000000020000100 RSI: 00000000c020f509 RDI: 0000000000000004 RBP: 00007fb2f55f65a8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 0031656c69662f2e R14: f4ffffff00000000 R15: 00007fb2f56297b8 Code: 89 fe 45 39 ee 0f 84 27 11 00 00 e8 36 bd 89 fe e8 31 bd 89 fe 4a 8d 5c a5 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <0f> b6 14 02 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 RIP: datablock_addr fs/f2fs/f2fs.h:1919 [inline] RSP: ffff88808a527898 RIP: get_dnode_of_data+0x6f5/0x1ca0 fs/f2fs/node.c:674 RSP: ffff88808a527898 CR2: ffffed10953e622e ---[ end trace d6e9401cce709442 ]--- ---------------- Code disassembly (best guess): 0: 89 fe mov %edi,%esi 2: 45 39 ee cmp %r13d,%r14d 5: 0f 84 27 11 00 00 je 0x1132 b: e8 36 bd 89 fe callq 0xfe89bd46 10: e8 31 bd 89 fe callq 0xfe89bd46 15: 4a 8d 5c a5 00 lea 0x0(%rbp,%r12,4),%rbx 1a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 21: fc ff df 24: 48 89 da mov %rbx,%rdx 27: 48 c1 ea 03 shr $0x3,%rdx * 2b: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx <-- trapping instruction 2f: 48 89 d8 mov %rbx,%rax 32: 83 e0 07 and $0x7,%eax 35: 83 c0 03 add $0x3,%eax 38: 38 d0 cmp %dl,%al 3a: 7c 08 jl 0x44 3c: 84 d2 test %dl,%dl 3e: 0f .byte 0xf 3f: 85 .byte 0x85