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Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows wi
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe |
Date: |
Wed, 21 Mar 2018 17:37:22 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 |
On 21/03/2018 17:31, Howard Spoelstra wrote:
> On Wed, Mar 21, 2018 at 5:25 PM, Paolo Bonzini <address@hidden> wrote:
>> On 21/03/2018 17:23, Howard Spoelstra wrote:
>>> warning: FTH: (10844): *** Fault tolerant heap shim applied to current
>>> process. This is usually due to previous crashes. ***
>>> [New Thread 10844.0x1224]
>>> [New Thread 10844.0x2a30]
>>> [New Thread 10844.0x2594]
>>> [New Thread 10844.0x32a8]
>>>
>>> Thread 1 hit Breakpoint 1, aio_context_set_poll_params (ctx=0xc14a9b0,
>>> max_ns=32768, grow=0, shrink=0, errp=0x362f968)
>>> at util/aio-win32.c:413
>>> 413 in util/aio-win32.c
>>> (gdb) s
>>> error_setg_internal (errp=0x362f968, src=0xe166e0 <__func__.58569+32>
>>> "util/aio-win32.c", line=413,
>>> func=0xe16740 <__func__.59050> "aio_context_set_poll_params",
>>> fmt=0xe16708 <__func__.58569+72> "AioContext polling is not
>>> implemented on Windows") at util/error.c:91
>>> 91 util/error.c: No such file or directory.
>>> (gdb) s
>>> 94 in util/error.c
>>
>> Great! Now do "bt".
>>
>> Paolo
>
> (gdb) bt full
> #0 aio_context_set_poll_params (ctx=0xc16a9b0, max_ns=32768, grow=0,
> shrink=0, errp=0x362f968) at util/aio-win32.c:413
> __func__ = "aio_context_set_poll_params"
> #1 0x00000000005f7563 in iothread_complete (obj=0xc16a290,
> errp=0x362fa50) at iothread.c:143
> local_error = 0x0
> iothread = 0xc16a290
> __func__ = "iothread_complete"
> name = 0xde8be9 <container_info+265> "user-creatable"
> thread_name = 0x400000000 <error: Cannot access memory at
> address 0x400000000>
> #2 0x0000000000831716 in user_creatable_complete (obj=0xc16a290,
> errp=0x362fa50) at qom/object_interfaces.c:24
> ucc = 0x7fec650
> uc = 0xc16a290
> __func__ = "user_creatable_complete"
> #3 0x000000000082cde1 in object_new_with_propv (typename=0xc4b14b
> <__func__.56984+43> "iothread", parent=0xc169e50,
> id=0xc12494 <__emutls_t.iothread_locked+19167> "mon_iothread",
> errp=0x14ae260 <error_abort>, vargs=0x362fb20 "")
> at qom/object.c:555
> obj = 0xc16a290
> klass = 0x7fec020
> local_err = 0x0
> __func__ = "object_new_with_propv"
> #4 0x000000000082cc67 in object_new_with_props (typename=0xc4b14b
> <__func__.56984+43> "iothread", parent=0xc169e50,
> id=0xc12494 <__emutls_t.iothread_locked+19167> "mon_iothread",
> errp=0x14ae260 <error_abort>) at qom/object.c:516
> vargs = 0x362fb20 ""
> obj = 0xd34e26fdf887
> #5 0x00000000005f7ced in iothread_create (id=0xc12494
> <__emutls_t.iothread_locked+19167> "mon_iothread",
> ---Type <return> to continue, or q <return> to quit---
> errp=0x14ae260 <error_abort>) at iothread.c:352
> obj = 0x45bef7 <sortcmdlist+137>
> __func__ = "iothread_create"
> #6 0x000000000045bf53 in monitor_iothread_init () at
> /home/hsp/src/qemu-master/monitor.c:4436
> No locals.
> #7 0x000000000045bfcb in monitor_init_globals () at
> /home/hsp/src/qemu-master/monitor.c:4464
> No locals.
> #8 0x00000000006064d5 in qemu_main (argc=28, argv=0x5679620,
> envp=0x0) at vl.c:4545
> i = 1
> snapshot = 0
> linux_boot = 0
> initrd_filename = 0x0
> kernel_filename = 0x0
> kernel_cmdline = 0xc4e286 <runstate_transitions_def+6918> ""
> boot_order = 0x57052c0 "d"
> boot_once = 0x0
> ds = 0x7ff94aced24c
> opts = 0x5705100
> machine_opts = 0x5705560
> icount_opts = 0x0
> accel_opts = 0x0
> olist = 0xa6e000 <qemu_machine_opts>
> optind = 28
> optarg = 0x56793dd "file=c:\\Mac-disks\\9.2.img,format=raw,media=disk"
> ---Type <return> to continue, or q <return> to quit---
> loadvm = 0x0
> machine_class = 0x7fb28f0
> cpu_model = 0x0
> vga_model = 0x0
> qtest_chrdev = 0x0
> qtest_log = 0x0
> pid_file = 0x0
> incoming = 0x0
> userconfig = true
> nographic = false
> display_remote = 0
> log_mask = 0x0
> log_file = 0x0
> trace_file = 0x0
> maxram_size = 268435456
> ram_slots = 0
> vmstate_dump_file = 0x0
> main_loop_err = 0x0
> err = 0x0
> list_data_dirs = false
> dir = 0x8026a80 "c:\\qemu-master"
> dirs = 0x8026980
> bdo_queue = {sqh_first = 0x0, sqh_last = 0x362fda0}
> __func__ = "qemu_main"
> ---Type <return> to continue, or q <return> to quit---
> #9 0x00000000005fc507 in SDL_main (argc=28, argv=0x5679620) at vl.c:43
> No locals.
> #10 0x000000000096e4e8 in main_getcmdline ()
> No symbol table info available.
> #11 0x00000000004013f7 in __tmainCRTStartup () at ../crt/crtexe.c:334
> lock_free = <optimized out>
> fiberid = <optimized out>
> nested = <optimized out>
> lpszCommandLine = <optimized out>
> StartupInfo = {cb = 104, lpReserved = 0x5787680 "", lpDesktop
> = 0x57881f0 "Winsta0\\Default",
> lpTitle = 0x578c000 "c:\\qemu-master\\qemu-system-ppc.exe",
> dwX = 0, dwY = 0, dwXSize = 0, dwYSize = 0,
> dwXCountChars = 0, dwYCountChars = 0, dwFillAttribute = 0,
> dwFlags = 0, wShowWindow = 0, cbReserved2 = 0,
> lpReserved2 = 0x0, hStdInput = 0xffffffffffffffff,
> hStdOutput = 0xffffffffffffffff,
> hStdError = 0xffffffffffffffff}
> inDoubleQuote = <optimized out>
> #12 0x00000000004014fb in WinMainCRTStartup () at ../crt/crtexe.c:184
> ret = 255
> (gdb)
>
> Finally ;-)
Great, thanks. Peter, can you look at it? I think we should:
1) make aio_context_set_poll_params succeed in aio-win32.c if
poll_max_ns is zero
2) set IOTHREAD_POLL_MAX_NS_DEFAULT to zero on windows.
Paolo
- [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Howard Spoelstra, 2018/03/20
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Paolo Bonzini, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Howard Spoelstra, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Paolo Bonzini, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Howard Spoelstra, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Paolo Bonzini, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Howard Spoelstra, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Paolo Bonzini, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Howard Spoelstra, 2018/03/21
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe,
Paolo Bonzini <=
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Peter Xu, 2018/03/22
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Howard Spoelstra, 2018/03/22
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Peter Xu, 2018/03/22
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Paolo Bonzini, 2018/03/22
- Re: [Qemu-devel] Bug AioContext polling is not implemented on Windows with qemu-system-ppc.exe, Peter Xu, 2018/03/22