scanning with: file_systems/bfs/v1 bfs: mounted "ramwork" (root node at 514, device = /dev/disk/virtual/ram/0/raw) vm_page_fault: kernel thread accessing invalid user memory! vm_page_fault: vm_soft_fault returned error 'Bad address' on fault at 0x8, ip 0xffffffff800e5286, write 0, user 0, thread 0x42a PANIC: vm_page_fault: unhandled page fault in kernel space at 0x8, ip 0xffffffff800e5286 Welcome to Kernel Debugging Land... Thread 1066 "device event" running on CPU 0 stack trace for thread 1066 "device event" kernel stack: 0xffffffff8078b000 to 0xffffffff80790000 frame caller :function + offset 0 ffffffff8078f578 (+ 16) ffffffff8014133d arch_debug_stack_trace + 0x13 1 ffffffff8078f588 (+ 16) ffffffff800a7823 stack_trace_trampoline(void*) + 0x09 2 ffffffff8078f598 (+ 24) ffffffff8013903c arch_debug_call_with_fault_handler + 0x16 3 ffffffff8078f5b0 (+ 96) ffffffff800a820f debug_call_with_fault_handler + 0x8b 4 ffffffff8078f610 (+ 96) ffffffff800a926b kernel_debugger_loop(char const*, char const*, __va_list_tag*, int) + 0x10a 5 ffffffff8078f670 (+ 80) ffffffff800a96d4 kernel_debugger_internal(char const*, char const*, __va_list_tag*, int) + 0x1a2 6 ffffffff8078f6c0 (+ 240) ffffffff800a98d3 panic + 0xba 7 ffffffff8078f7b0 (+ 240) ffffffff80124cab vm_page_fault + 0x1f8 8 ffffffff8078f8a0 (+ 64) ffffffff801426a7 x86_page_fault_exception + 0x24d 9 ffffffff8078f8e0 (+ 536) ffffffff8013a842 int_bottom + 0x56 kernel iframe at 0xffffffff8078faf8 (end = 0xffffffff8078fbc0) rax 0x0 rbx 0x63 rcx 0x42a rdx 0xffffffff905610a0 rsi 0xffffffff82023f20 rdi 0xffffffff82023f20 rbp 0xffffffff8078fc20 r8 0xffffffff8078fcb8 r9 0x0 r10 0x4 r11 0xffffffff8fcbb020 r12 0xffffffff80000005 r13 0xffffffff906c5840 r14 0xc800 r15 0xffffffff8c62c780 rip 0xffffffff800e5286 rsp 0xffffffff8078fbc0 rflags 0x13213 vector: 0xe, error code: 0x0 10 ffffffff8078faf8 (+ 296) ffffffff800e5286 _kern_writev + 0x71 11 ffffffff8078fc20 (+ 32) ffffffff80153765 writev_pos + 0x13 12 ffffffff8078fc40 (+ 224) ffffffff816569ef Journal::_WriteTransactionToLog() + 0x64d 13 ffffffff8078fd20 (+ 64) ffffffff81656d7c Journal::_FlushLog(bool, bool) + 0x98 14 ffffffff8078fd60 (+ 16) ffffffff81656df1 Journal::FlushLogAndBlocks() + 0x13 15 ffffffff8078fd70 (+ 32) ffffffff81656e05 Journal::~Journal() + 0x11 16 ffffffff8078fd90 (+ 32) ffffffff8165a248 Volume::Unmount() + 0x4c 17 ffffffff8078fdb0 (+ 32) ffffffff8165c944 bfs_unmount(fs_volume*) + 0x13 18 ffffffff8078fdd0 (+ 128) ffffffff800f835f fs_unmount(char*, int, unsigned int, bool) + 0x38b 19 ffffffff8078fe50 (+ 16) ffffffff800f9e84 vfs_unmount + 0x17 20 ffffffff8078fe60 (+ 48) ffffffff800e0594 BPrivate::DiskDevice::KPartition::UninitializeContents(bool) + 0x124 21 ffffffff8078fe90 (+ 32) ffffffff800e064d BPrivate::DiskDevice::KPartition::PrepareForRemoval() + 0x1f 22 ffffffff8078feb0 (+ 80) ffffffff800db7c6 BPrivate::DiskDevice::KDiskDeviceManager::PartitionRemoved(BPrivate::DiskDevice::KPartition*) + 0x22 23 ffffffff8078ff00 (+ 64) ffffffff800db8ce BPrivate::DiskDevice::KDiskDeviceManager::_RemoveDevice(BPrivate::DiskDevice::KDiskDevice*) + 0x56 24 ffffffff8078ff40 (+ 48) ffffffff800db944 BPrivate::DiskDevice::KDiskDeviceManager::DeleteDevice(char const*) + 0x58 25 ffffffff8078ff70 (+ 64) ffffffff800e2602 BPrivate::DiskDevice::KDiskDeviceManager::DeviceWatcher::_HandleDeviceEvent(void*) + 0x97 26 ffffffff8078ffb0 (+ 32) ffffffff800858f6 common_thread_entry(void*) + 0x37 27 ffffffff8078ffd0 (+2139553840) ffffffff8078ffe0 kdebug> reboot