| 1 | PANIC: hit kernel breakpoint: dr6: 0xffff0ff1, dr7: 0x703
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| 2 | Welcome to Kernel Debugging Land...
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| 3 | Thread 60 "scsi_bus_service" running on CPU 0
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| 4 | stack trace for thread 60 "scsi_bus_service"
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| 5 | kernel stack: 0x819e6000 to 0x819ea000
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| 6 | frame caller <image>:function + offset
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| 7 | 0 819e9c38 (+ 32) 800ff56e <kernel_x86>:arch_debug_stack_trace + 0x0012
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| 8 | 1 819e9c58 (+ 16) 80073b53 <kernel_x86> stack_trace_trampoline(NULL) + 0x000b
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| 9 | 2 819e9c68 (+ 12) 8010710a <kernel_x86>:arch_debug_call_with_fault_handler + 0x001b
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| 10 | 3 819e9c74 (+ 48) 80075607 <kernel_x86>:debug_call_with_fault_handler + 0x005b
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| 11 | 4 819e9ca4 (+ 64) 80073d77 <kernel_x86> kernel_debugger_loop(0x8013d277 "PANIC: ", 0x80156ee0 "hit kernel %spoint: dr6: 0x%lx, dr7: 0x%lx", 0x819e9d50 "▒n▒▒▒▒", int32: 0) + 0x021f
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| 12 | 5 819e9ce4 (+ 48) 800740d8 <kernel_x86> kernel_debugger_internal(0x8013d277 "PANIC: ", 0x80156ee0 "hit kernel %spoint: dr6: 0x%lx, dr7: 0x%lx", 0x819e9d50 "▒n▒▒▒▒", int32: 0) + 0x0048
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| 13 | 6 819e9d14 (+ 48) 80075978 <kernel_x86>:panic + 0x0024
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| 14 | 7 819e9d44 (+ 80) 80109acc <kernel_x86>:x86_handle_debug_exception + 0x00d8
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| 15 | 8 819e9d94 (+ 12) 801080bd <kernel_x86>:int_bottom + 0x003d
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| 16 | kernel iframe at 0x819e9da0 (end = 0x819e9df0)
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| 17 | eax 0x1 ebx 0x8179bb28 ecx 0x8383ad24 edx 0x50
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| 18 | esi 0x8383ad24 edi 0x0 ebp 0x819e9e08 esp 0x819e9dd4
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| 19 | eip 0x81795c8d eflags 0x210246
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| 20 | vector: 0x1, error code: 0x0
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| 21 | 9 819e9da0 (+ 104) 81795c8d <ata> ATAChannel<0x83033960>::FinishRequest(ATARequest*: 0x830310c0, uint32: 0x50 (80), uint8: 0x0 (0)) + 0x0129
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| 22 | 10 819e9e08 (+ 48) 81798dc8 <ata> ATAPIDevice<0x8383ab20>::_FinishRequest(ATARequest*: 0x830310c0, uint32: 0x10 (16)) + 0x002c
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| 23 | 11 819e9e38 (+ 64) 81798912 <ata> ATAPIDevice<0x8383ab20>::SendPacket(ATARequest*: 0x830310c0) + 0x0332
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| 24 | 12 819e9e78 (+ 64) 81798c71 <ata> ATAPIDevice<0x8383ab20>::ExecuteIO(ATARequest*: 0x830310c0) + 0x0091
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| 25 | 13 819e9eb8 (+ 80) 8179530c <ata> ATAChannel<0x83033960>::ExecuteIO(scsi_ccb*: 0x819ea6d4) + 0x01d4
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| 26 | 14 819e9f08 (+ 48) 8179823a <ata> ata_sim_scsi_io(0x83033960, scsi_ccb*: 0x819ea6d4) + 0x0046
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| 27 | 15 819e9f38 (+ 48) 8191fd9f <scsi>:scsi_check_exec_service + 0x00ef
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| 28 | 16 819e9f68 (+ 48) 8191bb89 <scsi>:scsi_do_service + 0x0031
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| 29 | 17 819e9f98 (+ 64) 8191bbf5 <scsi>:scsi_service_threadproc + 0x0059
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| 30 | 18 819e9fd8 (+ 32) 80064b1f <kernel_x86> _create_kernel_thread_kentry() + 0x001b
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| 31 | 19 819e9ff8 (+2120310792) 80064abc <kernel_x86> thread_kthread_exit() + 0x0000
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| 32 |
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| 33 | kdebug> calling periph_io
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| 34 |
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| 35 | thread id state wait for object cpu pri stack team name
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| 36 | 0x824ad000 407 waiting sem 314 - 10 0x80268000 407 cat
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| 37 | 0x83868800 51 waiting sem 313 - 10 0x81967000 1 media checker
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| 38 |
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| 39 | kdebug> bt 407
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| 40 |
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| 41 | stack trace for thread 407 "cat"
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| 42 | kernel stack: 0x80268000 to 0x8026c000
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| 43 | user stack: 0x7efef000 to 0x7ffef000
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| 44 | frame caller <image>:function + offset
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| 45 | 0 8026b394 (+ 48) 8006f577 <kernel_x86> context_switch(thread*: 0x824ad000, thread*: 0x8016b180) + 0x003f
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| 46 | 1 8026b3c4 (+ 96) 8006f948 <kernel_x86> reschedule() + 0x038c
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| 47 | 2 8026b424 (+ 64) 80059531 <kernel_x86>:switch_sem_etc + 0x0355
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| 48 | 3 8026b464 (+ 48) 80059184 <kernel_x86>:acquire_sem + 0x001c
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| 49 | 4 8026b494 (+ 112) 81936678 <scsi_periph> periph_io(scsi_periph_device_info*: 0x83031100, IOOperation*: 0x8026b5e4, 0x8026b530) + 0x0268
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| 50 | 5 8026b504 (+ 48) 8192e5b2 <scsi_cd> do_io(0x83030398, IOOperation*: 0x8026b5e4) + 0x0032
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| 51 | 6 8026b534 (+ 96) 80091953 <kernel_x86> IOCache<0xce51dd20>::_DoOperation(IOCache::Operation&: 0x8026b5e4) + 0x003f
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| 52 | 7 8026b594 (+ 320) 80091c64 <kernel_x86> IOCache<0xce51dd20>::_TransferPages(uint32: 0x0 (0), uint32: 0xff (255), false) + 0x0240
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| 53 | 8 8026b6d4 (+ 144) 800915a1 <kernel_x86> IOCache<0xce51dd20>::_TransferRequestLine(IORequest*: 0xce5807f8, int64: 486539264, uint32: 0xfe800 (1042432), int64: 486539264, uint32: 0xf800 (63488)) + 0x0615
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| 54 | 9 8026b764 (+ 112) 80090f60 <kernel_x86> IOCache<0xce51dd20>::_DoRequest(IORequest*: 0xce5807f8, 0x8026b808) + 0x0164
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| 55 | 10 8026b7d4 (+ 64) 80090cab <kernel_x86> IOCache<0xce51dd20>::ScheduleRequest(IORequest*: 0xce5807f8) + 0x0087
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| 56 | 11 8026b814 (+ 48) 8192ea10 <scsi_cd> cd_io(0xcd93fd08, IORequest*: 0xce5807f8) + 0x003c
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| 57 | 12 8026b844 (+ 32) 80084a2c <kernel_x86> AbstractModuleDevice<0x83027b58>::IO(0xcd93fd08, IORequest*: 0xce5807f8) + 0x001c
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| 58 | 13 8026b864 (+ 64) 8008ab11 <kernel_x86> devfs_io(fs_volume*: 0xccd170a0, fs_vnode*: 0xccdfa0cc, 0xcd93fd00, IORequest*: 0xce5807f8) + 0x01b9
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| 59 | 14 8026b8a4 (+ 64) 800c5c94 <kernel_x86>:vfs_vnode_io + 0x002c
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| 60 | 15 8026b8e4 (+ 224) 800c5795 <kernel_x86> do_iterative_fd_io_iterate(0xce5e0960, IORequest*: 0x8026bab0, 0x8026b9f3) + 0x0255
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| 61 | 16 8026b9c4 (+ 64) 800c60db <kernel_x86>:do_iterative_fd_io + 0x016b
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| 62 | 17 8026ba04 (+ 64) 86607cf5 </boot/system/add-ons/kernel/file_systems/iso9660> fs_io(fs_volume*: 0xcd9726e0, fs_vnode*: 0x830721dc, NULL, IORequest*: 0x8026bab0) + 0x0071
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| 63 | 18 8026ba44 (+ 64) 800c5c94 <kernel_x86>:vfs_vnode_io + 0x002c
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| 64 | 19 8026ba84 (+ 192) 800bbfff <kernel_x86>:vfs_read_pages + 0x0063
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| 65 | 20 8026bb44 (+ 496) 8003fc64 <kernel_x86> read_into_cache(file_cache_ref*: 0x83064b18, NULL, int64: 20643840, int32: 0, uint32: 0x18038000, uint32: 0x10000 (65536), true, vm_page_reservation*: 0x8026bde8, uint32: 0x0 (0)) + 0x01a8
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| 66 | 21 8026bd34 (+ 192) 80040e31 <kernel_x86> cache_io(0x83064b18, NULL, int64: 20705280, uint32: 0x18047000, 0x8026bf2c, false) + 0x06d9
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| 67 | 22 8026bdf4 (+ 80) 80041832 <kernel_x86>:file_cache_read + 0x0036
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| 68 | 23 8026be44 (+ 64) 86607e64 </boot/system/add-ons/kernel/file_systems/iso9660> fs_read(fs_volume*: 0xcd9726e0, fs_vnode*: 0x830721dc, 0xcebad000, int64: 20643840, 0x18038000, 0x8026bf2c) + 0x0074
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| 69 | 24 8026be84 (+ 64) 800bdcaf <kernel_x86> file_read(file_descriptor*: 0xce5e0708, int64: 20643840, 0x18038000, 0x8026bf2c) + 0x0067
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| 70 | 25 8026bec4 (+ 80) 800aab35 <kernel_x86> common_user_io(int32: 3, int64: -1, 0x18038000, uint32: 0x10000 (65536), false) + 0x017d
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| 71 | 26 8026bf14 (+ 48) 800aafd0 <kernel_x86>:_user_read + 0x0028
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| 72 | 27 8026bf44 (+ 100) 801082f2 <kernel_x86>:handle_syscall + 0x00af
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| 73 | user iframe at 0x8026bfa8 (end = 0x8026c000)
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| 74 | eax 0x87 ebx 0x2d11c0 ecx 0x7ffeedc0 edx 0xffff0114
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| 75 | esi 0x10000 edi 0x10000 ebp 0x7ffeedfc esp 0x8026bfdc
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| 76 | eip 0xffff0114 eflags 0x207 user esp 0x7ffeedc0
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| 77 | vector: 0x63, error code: 0x0
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| 78 | 28 8026bfa8 (+ 0) ffff0114 <commpage>:commpage_syscall + 0x0004
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| 79 | 29 7ffeedfc (+ 48) 00204b31 <_APP_>:safe_read + 0x0029
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| 80 | 30 7ffeee2c (+ 48) 002021d8 <_APP_>:usage (nearest) + 0x0248
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| 81 | 31 7ffeee5c (+ 288) 00202b7a <_APP_>:main + 0x0482
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| 82 | 32 7ffeef7c (+ 48) 00201e6b <_APP_>:_start + 0x005b
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| 83 | 33 7ffeefac (+ 48) 00105d62 </boot/system/runtime_loader@0x00100000>:unknown + 0x5d62
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| 84 | 34 7ffeefdc (+ 0) 7ffeefec 4528:cat_main_stack@0x7efef000 + 0xffffec
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| 85 |
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| 86 | kdebug> io_operation 0x8026b5e4
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| 87 |
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| 88 | io_operation at 0x8026b5e4
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| 89 | parent: 0x8026b640
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| 90 | status: No Error (1)
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| 91 | dma buffer: 0xcd38f480
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| 92 | offset: 487063552 (original: 487063552)
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| 93 | length: 518144 (original: 518144)
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| 94 | transferred: 0
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| 95 | block size: 2048
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| 96 | saved vec index: 20600
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| 97 | saved vec length: 52913
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| 98 | r/w: read
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| 99 | phase: do all
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| 100 | partial begin: no
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| 101 | partial end: no
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| 102 | bounce buffer: no
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| 103 |
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| 104 | kdebug> io_request 0x8026b640
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| 105 |
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| 106 | io_request at 0x8026b640
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| 107 | owner: 0x00000000
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| 108 | parent: 0x00000000
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| 109 | status: No Error (1)
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| 110 | mutex: 0x8026b65c
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| 111 | IOBuffer: 0xce5e87f8
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| 112 | offset: 486539264
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| 113 | length: 1042432
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| 114 | transfer size: 1042432
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| 115 | relative offset: 0
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| 116 | pending children: 2
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| 117 | flags: 0x1
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| 118 | team: 407
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| 119 | thread: 407
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| 120 | r/w: read
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| 121 | partial transfer: no
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| 122 | finished cvar: 0x8026b6b4
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| 123 | iteration:
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| 124 | vec index: 10
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| 125 | vec offset: 980992
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| 126 | remaining bytes: 0
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| 127 | callbacks:
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| 128 | finished 0x00000000, cookie 0x00000000
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| 129 | iteration 0x00000000, cookie 0x00000000
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| 130 | children:
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| 131 | 0x8026b5e4
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| 132 |
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| 133 | kdebug> io_scheduler 0xce51dd20
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| 134 |
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| 135 | IOCache at 0xce51dd20
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| 136 | DMA resource: 0x83033e88
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| 137 |
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| 138 | kdebug> dw 0xce51dd20 32
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| 139 |
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| 140 | [0xce51dd20] ▒.R.....▒>.▒▒Q. ce5210f0 00000000 83033e88 ce51a0f8
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| 141 | [0xce51dd30] ....▒咁▒..▒.... 00000001 8192e580 83030398 cccccc01
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| 142 | [0xce51dd40] @=.▒▒..▒....▒... 80163d40 80141d80 00000000 00000197
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| 143 | [0xce51dd50] .....▒.......... cccccc00 1d0fe800 00000000 00100000
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| 144 | [0xce51dd60] ........▒....▒U▒ 00000014 00000100 000000df 8155f000
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| 145 | [0xce51dd70] ....▒▒Q..P▒..▒.. 00000001 ce51dd98 ceb15000 ceb0d800
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| 146 | [0xce51dd80] ................ 00000000 00000000 00000000 00000000
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| 147 | [0xce51dd90] .........▒Q..... 00000000 00000000 ce51de10 cccccccc
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| 148 |
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| 149 | kdebug>
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