#9896: DVD file copy stalls at ca. 1 GB, pegs CPUs -------------------------+---------------------------- Reporter: ttcoder | Owner: nobody Type: bug | Status: new Priority: normal | Milestone: R1 Component: - General | Version: R1/Development Resolution: | Keywords: Blocked By: | Blocking: Has a Patch: 0 | Platform: All -------------------------+---------------------------- Comment (by ttcoder): Seems to be {{{object_cache_alloc}}}; not sure if I have to do something other than 'bt' when the prompt comes up, or if I shoul drop into KDL multiple times to see if the backtrace changes over time? (great that this stuff is written to the syslog BTW, saves me doing some photo grabbing :-) {{{ KERN: Keyboard Requested Halt. KERN: Welcome to Kernel Debugging Land... KERN: Thread 765 "cp" running on CPU 0 KERN: kdebug> kdebug> kdebug> kdebug> btstack trace for thread 765 "cp" KERN: kernel stack: 0x81b06000 to 0x81b0a000 KERN: user stack: 0x624d4000 to 0x634d4000 KERN: frame caller <image>:function + offset KERN: 0 81b08fb4 (+ 48) 80095b0c <kernel_x86> invoke_command_trampoline([34m0x81b0904c[0m) + 0x1c KERN: 1 81b08fe4 (+ 12) 801257e2 <kernel_x86> arch_debug_call_with_fault_handler + 0x1b KERN: 2 81b08ff0 (+ 48) 80094a86 <kernel_x86> debug_call_with_fault_handler + 0x5e KERN: 3 81b09020 (+ 64) 80095d65 <kernel_x86> invoke_debugger_command + 0xb9 KERN: 4 81b09060 (+ 64) 80095b91 <kernel_x86> invoke_pipe_segment(debugger_command_pipe*: [34m0xcce38030[0m, int32: [34m0[0m, [34m0x0[0m [31m"<NULL>"[0m) + 0x79 KERN: 5 81b090a0 (+ 64) 80095ed0 <kernel_x86> invoke_debugger_command_pipe + 0x9c KERN: 6 81b090e0 (+ 48) 80097b6c <kernel_x86> ExpressionParser<[32m0x81b09190[0m>::_ParseCommandPipe([34m0x81b0918c[0m) + 0x234 KERN: 7 81b09110 (+ 64) 80096d8c <kernel_x86> ExpressionParser<[32m0x81b09190[0m>::EvaluateCommand([34m0x801a1f40[0m [36m"bt"[0m, [34m0x81b0918c[0m) + 0x2d0 KERN: 8 81b09150 (+ 224) 800991b8 <kernel_x86> evaluate_debug_command + 0x80 KERN: 9 81b09230 (+ 64) 80093312 <kernel_x86> kernel_debugger_loop([34m0x80171b7e[0m [36m"Keyboard Requested Halt."[0m, [34m0x0[0m [31m"<NULL>"[0m, [34m0x0[0m [31m"<NULL>"[0m, int32: [34m0[0m) + 0x32a KERN: 10 81b09270 (+ 48) 80093567 <kernel_x86> kernel_debugger_internal([34m0x80171b7e[0m [36m"Keyboard Requested Halt."[0m, [34m0x0[0m [31m"<NULL>"[0m, [34m0x0[0m [31m"<NULL>"[0m, int32: [34m0[0m) + 0x53 KERN: 11 81b092a0 (+ 48) 80094e48 <kernel_x86> kernel_debugger + 0x28 KERN: 12 81b092d0 (+ 48) 80094986 <kernel_x86> debug_emergency_key_pressed + 0x2a KERN: 13 81b09300 (+ 64) d175fee3 </boot/system/add- ons/kernel/bus_managers/ps2> keyboard_handle_int(ps2_dev*: [34m0xd1765d3c[0m) + 0x11f KERN: 14 81b09340 (+ 64) d175f914 </boot/system/add- ons/kernel/bus_managers/ps2> ps2_dev_handle_int + 0x218 KERN: 15 81b09380 (+ 48) d175efca </boot/system/add- ons/kernel/bus_managers/ps2> ps2_interrupt(NULL) + 0xee KERN: 16 81b093b0 (+ 48) 800597aa <kernel_x86> int_io_interrupt_handler + 0x5e KERN: 17 81b093e0 (+ 64) 801342ed <kernel_x86> x86_hardware_interrupt + 0x6d KERN: 18 81b09420 (+ 12) 80128290 <kernel_x86> int_bottom + 0x30 KERN: kernel iframe at 0x81b0942c (end = 0x81b0947c) KERN: eax 0xdfdfe880 ebx 0xdfdfe880 ecx 0x60 edx 0x60 KERN: esi 0x180 edi 0x82807dc0 ebp 0x81b094a4 esp 0x81b09460 KERN: eip 0x801000bf eflags 0x210246 KERN: vector: 0x21, error code: 0x0 KERN: 19 81b0942c (+ 120) 801000bf <kernel_x86> object_cache_alloc + 0x32b KERN: 20 81b094a4 (+ 48) 800f8aa3 <kernel_x86> block_alloc(uint32: [34m0x180[0m ([34m384[0m), uint32: [34m0x0[0m ([34m0[0m), uint32: [34m0x0[0m ([34m0[0m)) + 0x73 KERN: 21 81b094d4 (+ 48) 800f8de4 <kernel_x86> realloc + 0x38 KERN: 22 81b09504 (+ 48) 8004e858 <kernel_x86> FileMap<[32m0xdf02bea0[0m>::_MakeSpace(uint32: [34m0x9[0m ([34m9[0m)) + 0x88 KERN: 23 81b09534 (+ 64) 8004e8d6 <kernel_x86> FileMap<[32m0xdf02bea0[0m>::_Add(file_io_vec*: [34m0x81b095b4[0m, uint32: [34m0x8[0m ([34m8[0m), [34m0x81b095ac[0m) + 0x36 KERN: 24 81b09574 (+ 192) 8004eccb <kernel_x86> FileMap<[32m0xdf02bea0[0m>::_Cache(int64: [34m1073676288[0m, int64: [34m65536[0m) + 0xf7 KERN: 25 81b09634 (+ 80) 8004eed8 <kernel_x86> FileMap<[32m0xdf02bea0[0m>::Translate(int64: [34m1073676288[0m, uint32: [34m0x10000[0m ([34m65536[0m), file_io_vec*: [34m0x81b09764[0m, [34m0x81b09760[0m, uint32: [34m0x800[0m ([34m2048[0m)) + 0x100 KERN: 26 81b09684 (+ 48) 8004f49a <kernel_x86> file_map_translate + 0x2e KERN: 27 81b096b4 (+ 64) 81afd6b6 </boot/system/add- ons/kernel/file_systems/udf> iterative_io_get_vecs_hook([34m0xdf00cd80[0m, IORequest*: [34m0x81b098dc[0m, int64: [34m1073676288[0m, uint32: [34m0x10000[0m ([34m65536[0m), file_io_vec*: [34m0x81b09764[0m, [34m0x81b09760[0m) + 0x3e KERN: 28 81b096f4 (+ 240) 800e8b06 <kernel_x86> do_iterative_fd_io_iterate([34m0xd26578a8[0m, IORequest*: [34m0x81b098dc[0m, [34m0x81b09813[0m) + 0x8a KERN: 29 81b097e4 (+ 64) 800e96cb <kernel_x86> do_iterative_fd_io + 0x16b KERN: 30 81b09824 (+ 64) 81afdee9 </boot/system/add- ons/kernel/file_systems/udf> udf_io(fs_volume*: [34m0xdf02ac00[0m, fs_vnode*: [34m0xd23ff590[0m, NULL, IORequest*: [34m0x81b098dc[0m) + 0x69 KERN: 31 81b09864 (+ 64) 800e9264 <kernel_x86> vfs_vnode_io + 0x2c KERN: 32 81b098a4 (+ 224) 800deda5 <kernel_x86> vfs_read_pages + 0x69 KERN: 33 81b09984 (+ 784) 8004c446 <kernel_x86> read_into_cache(file_cache_ref*: [34m0xdf02a780[0m, NULL, int64: [34m1073676288[0m, int32: [34m0[0m, uint32: [34m0x17eb000[0m, uint32: [34m0x10000[0m ([34m65536[0m), [34mtrue[0m, vm_page_reservation*: [34m0x81b09d58[0m, uint32: [34m0x0[0m ([34m0[0m)) + 0x1ee KERN: 34 81b09c94 (+ 208) 8004d949 <kernel_x86> cache_io([34m0xdf02a780[0m, NULL, int64: [34m1073737728[0m, uint32: [34m0x17fa000[0m, [34m0x81b09f2c[0m, [34mfalse[0m) + 0x701 KERN: 35 81b09d64 (+ 96) 8004e38e <kernel_x86> file_cache_read + 0x36 KERN: 36 81b09dc4 (+ 128) 81af8064 </boot/system/add- ons/kernel/file_systems/udf> Icb<[32m0xdf00cd80[0m>::Read(int64: [34m1073676288[0m, [34m0x17eb000[0m, [34m0x81b09f2c[0m, NULL) + 0x88 KERN: 37 81b09e44 (+ 64) 81afde77 </boot/system/add- ons/kernel/file_systems/udf> udf_read(fs_volume*: [34m0xdf02ac00[0m, fs_vnode*: [34m0xd23ff590[0m, [34m0xd22cc340[0m, int64: [34m1073676288[0m, [34m0x17eb000[0m, [34m0x81b09f2c[0m) + 0x33 KERN: 38 81b09e84 (+ 64) 800e0ddb <kernel_x86> file_read(file_descriptor*: [34m0xdf02a540[0m, int64: [34m1073676288[0m, [34m0x17eb000[0m, [34m0x81b09f2c[0m) + 0x67 KERN: 39 81b09ec4 (+ 80) 800ccbad <kernel_x86> common_user_io(int32: [34m3[0m, int64: [34m-1[0m, [34m0x17eb000[0m, uint32: [34m0x10000[0m ([34m65536[0m), [34mfalse[0m) + 0x181 KERN: 40 81b09f14 (+ 48) 800cd070 <kernel_x86> _user_read + 0x28 KERN: 41 81b09f44 (+ 100) 80128480 <kernel_x86> handle_syscall + 0xcd KERN: user iframe at 0x81b09fa8 (end = 0x81b0a000) KERN: eax 0x8a ebx 0x10212cc ecx 0x634d2a04 edx 0x61738114 KERN: esi 0x10000 edi 0x0 ebp 0x634d2a40 esp 0x81b09fdc KERN: eip 0x61738114 eflags 0x3202 user esp 0x634d2a04 KERN: vector: 0x63, error code: 0x0 KERN: 42 81b09fa8 (+ 0) 61738114 <commpage> commpage_syscall + 0x04 KERN: 43 634d2a40 (+ 384) 0030cd6b <_APP_> main (nearest) + 0x1737 KERN: 44 634d2bc0 (+ 480) 0030eb7b <_APP_> src_info_init (nearest) + 0x145f KERN: 45 634d2da0 (+ 80) 0030f431 <_APP_> copy + 0x89 KERN: 46 634d2df0 (+ 224) 0030b2c9 <_APP_> usage (nearest) + 0xbd5 KERN: 47 634d2ed0 (+ 240) 0030c037 <_APP_> main + 0xa03 KERN: 48 634d2fc0 (+ 48) 0030a5cf <_APP_> _start + 0x5b KERN: 49 634d2ff0 (+ 48) 00c745ae </boot/system/runtime_loader@0x00c65000> <unknown> + 0xf5ae KERN: 50 634d3020 (+ 0) 61738250 <commpage> commpage_thread_exit + 0x00 KERN: kdebug> kdebug> continue KERN: Last message repeated 2 times. }}} -- Ticket URL: <http://dev.haiku-os.org/ticket/9896#comment:2> Haiku <http://dev.haiku-os.org> Haiku - the operating system.