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Re: [Qemu-devel] [PATCH v3 00/17] tcg: tb_lock removal redux v3
From: |
Alex Bennée |
Subject: |
Re: [Qemu-devel] [PATCH v3 00/17] tcg: tb_lock removal redux v3 |
Date: |
Fri, 01 Jun 2018 10:32:39 +0100 |
User-agent: |
mu4e 1.1.0; emacs 26.1.50 |
Richard Henderson <address@hidden> writes:
> On 05/30/2018 03:46 PM, Richard Henderson wrote:
>> Thanks. Queued to tcg-next.
> Hmph. Unqueued, at least for now.
>
> ERROR:/home/rth/work/qemu/qemu/accel/tcg/translate-all.c:615:page_unlock__debug:
> assertion failed: (page_is_locked(pd))
>
> #3 0x00007ffff4b6915e in g_assertion_message_expr ()
> at /lib64/libglib-2.0.so.0
> #4 0x000055555583c088 in page_unlock__debug (pd=0x7fffa423aa80)
> at /home/rth/work/qemu/qemu/accel/tcg/translate-all.c:615
> #5 0x000055555583c1be in page_unlock (pd=0x7fffa423aa80)
> at /home/rth/work/qemu/qemu/accel/tcg/translate-all.c:661
> #6 0x000055555583c2ef in page_entry_destroy (p=0x7fffa8024460)
> at /home/rth/work/qemu/qemu/accel/tcg/translate-all.c:694
> #7 0x00007ffff4b6f448 in () at /lib64/libglib-2.0.so.0
> #8 0x00007ffff4b6fea2 in g_tree_destroy () at /lib64/libglib-2.0.so.0
> #9 0x000055555583c791 in page_collection_unlock (set=0x7fffa802eba0)
> at /home/rth/work/qemu/qemu/accel/tcg/translate-all.c:842
> #10 0x00005555557b301a in memory_notdirty_write_complete (ndi=0x7fffd9cf6050)
> at /home/rth/work/qemu/qemu/exec.c:2495
> #11 0x00005555557b317f in notdirty_mem_write (opaque=0x0, ram_addr=12334096,
> val=18446739675675374544, size=8) at /home/rth/work/qemu/qemu/exec.c:2535
> #12 0x000055555580f14b in memory_region_write_accessor (mr=0x5555562a38a0
> <io_mem_notdirty>, addr=12334096, value=0x7fffd9cf6178, size=8, shift=0,
> mask=18446744073709551615, attrs=...) at /home/rth/work/qemu/qemu/memory.c:530
> #13 0x000055555580f360 in access_with_adjusted_size (addr=12334096,
> value=0x7fffd9cf6178, size=8, access_size_min=1, access_size_max=8, access_fn=
> 0x55555580f061 <memory_region_write_accessor>, mr=0x5555562a38a0
> <io_mem_notdirty>, attrs=...) at /home/rth/work/qemu/qemu/memory.c:597
> #14 0x0000555555811cef in memory_region_dispatch_write (mr=0x5555562a38a0
> <io_mem_notdirty>, addr=12334096, data=18446739675675374544, size=8,
> attrs=...)
> at /home/rth/work/qemu/qemu/memory.c:1474
> #15 0x0000555555825d73 in io_writex (env=0x555556869090,
> iotlbentry=0x555556870520, mmu_idx=0, val=18446739675675374544,
> addr=18446739675675374608, retaddr=140736231479305, size=8) at
> /home/rth/work/qemu/qemu/accel/tcg/cputlb.c:813
> #16 0x0000555555828b6d in io_writeq (env=0x555556869090, mmu_idx=0, index=225,
> val=18446739675675374544, addr=18446739675675374608, retaddr=140736231479305)
> at /home/rth/work/qemu/qemu/accel/tcg/softmmu_template.h:265
> #17 0x0000555555828d2c in helper_le_stq_mmu (env=0x555556869090,
> addr=18446739675675374608, val=18446739675675374544, oi=48,
> retaddr=140736231479305)
> at /home/rth/work/qemu/qemu/accel/tcg/softmmu_template.h:301
> #18 0x00007fffb5159809 in code_gen_buffer ()
>
> I can invoke similar crashes with just about every image I try.
Just booting up? I've been hammering builds in my system image with
debug-tcg enabled and haven't triggered it yet.
Using:
./aarch64-softmmu/qemu-system-aarch64 -machine
virt,graphics=on,gic-version=3,virtualization=on -cpu cortex-a53 --serial
mon:stdio -nic user,model=virtio-net-pci,hostfwd=tcp::2222-:22 -device
virtio-blk-device,drive=myblock -drive
file=/home/alex/lsrc/qemu/images/debian-stable-arm64.qcow2,id=myblock,index=0,if=none
-kernel /home/alex/lsrc/qemu/images/aarch64-current-linux-kernel-only.img
-append "console=ttyAMA0 root=/dev/vda1" -display none -m 4096 -name
debug-threads=on -smp 8
--
Alex Bennée
- Re: [Qemu-devel] [PATCH v3 00/17] tcg: tb_lock removal redux v3,
Alex Bennée <=