Opened 4 years ago
Last modified 22 months ago
#16936 closed bug
KDL when calling _kernel_map_file with negative offset — at Initial Version
| Reported by: | X512 | Owned by: | nobody |
|---|---|---|---|
| Priority: | normal | Milestone: | R1/beta5 |
| Component: | System/Kernel | Version: | R1/Development |
| Keywords: | Cc: | ||
| Blocked By: | Blocking: | ||
| Platform: | All |
Description
This is hrev54982.
Found when working on RISC-V port.
`
PANIC: ASSERT FAILED (../src/system/kernel/device_manager/IORequest.cpp:758): offset >= 0
Welcome to Kernel Debugging Land...
Thread 146 "launch_daemon" running on CPU 0
Stack:
FP: 0x80b30360, PC: <kernel_riscv64> _ZL20kernel_debugger_loopPKcS0_Pvi + 243
FP: 0x80b303d0, PC: <kernel_riscv64> _ZL24kernel_debugger_internalPKcS0_Pvi + 131
FP: 0x80b30410, PC: <kernel_riscv64> panic + 93
FP: 0x80b304c0, PC: <kernel_riscv64> _ZN9IORequest4InitElmmPK14generic_io_vecmmbj.localalias.11 + 221
FP: 0x80b30530, PC: <kernel_riscv64> _Z27vfs_asynchronous_read_pagesP5vnodePvlPK14generic_io_vecmmjP15AsyncIOCallback + 81
FP: 0x80b305c0, PC: <kernel_riscv64> cache_prefetch_vnode.localalias.0 + 451
FP: 0x80b307b0, PC: <kernel_riscv64> _ZL12_vm_map_fileiPKcPPvjmjjbilb + 833
FP: 0x80b30870, PC: <kernel_riscv64> _user_map_file + 199
FP: 0x80b308b0, PC: <kernel_riscv64> syscall_dispatcher + 1401
FP: 0x80b308f0, PC: <kernel_riscv64> STrap + 257
FP: 0x80b309f0, PC: <kernel_riscv64> SVecU + 111
FP: 0xffffffed13a64a40, PC: <runtime_loader_seg0ro> 0x152a7
FP: 0xffffffed13a65f60, PC: <runtime_loader_seg0ro> 0xd2af
FP: 0xffffffed13a65fc0, PC: <runtime_loader_seg0ro> 0xb701
FP: 0xffffffed13a66000, PC: <runtime_loader_seg0ro> 0x11f73
FP: 0x0, PC: <kernel_riscv64> _ZL15enter_userspacePN7BKernel6ThreadEP24UserThreadEntryArguments + 67
`
