Even simpler reproducer:
>>> import datetime
>>> print(hash(datetime.datetime(2015, 1, 1, 1, 1)))
Bus error (core dumped)
** Also affects: python3.5 (Ubuntu)
Importance: Undecided
Status: New
** Summary changed:
- python-cryptography ftbfs for 3.5 on armhf with a bus error
+
Even simpler reproducer:
>>> import datetime
>>> print(hash(datetime.datetime(2015, 1, 1, 1, 1)))
Bus error (core dumped)
** Also affects: python3.5 (Ubuntu)
Importance: Undecided
Status: New
** Summary changed:
- python-cryptography ftbfs for 3.5 on armhf with a bus error
+
(gdb) info registers
r0 0xf748947d 4148728957
r1 0x0 0
r2 0xea5e42a5 3932045989
r3 0x553d1b9f 1430068127
r4 0xfd4e48bb 4249766075
r5 0x45370d9c 1161235868
r6 0xe11b8913
[17328709.319625] python3[7312]: syscall 384
[17328709.319634] Code: 4607b4f0 46114608 e89c461a df78 (f510bcf0)
[17328709.319639] CPU: 0 PID: 7312 Comm: python3 Not tainted 3.13.0-77-generic
#121-Ubuntu
[17328709.319643] task: ffc3a4c18b00 ti: ffc009398000 task.ti:
ffc009398000
[17328643.359809] Unhandled fault: alignment fault (0x9221) at
0xf748947d
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https://bugs.launchpad.net/bugs/1620754
Title:
python-cryptography
[17328643.359809] Unhandled fault: alignment fault (0x9221) at
0xf748947d
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https://bugs.launchpad.net/bugs/1620754
Title:
python-cryptography ftbfs for 3.5 on armhf with a
Dump of assembler code for function siphash24:
0x000d40a0 <+0>: stmdb sp!, {r4, r5, r6, r7, r8, r9, r10, r11, lr}
0x000d40a4 <+4>: movwr3, #64168 ; 0xfaa8
0x000d40a8 <+8>: sub sp, #156; 0x9c
0x000d40aa <+10>:movtr3, #48 ; 0x30
0x000d40ae
[17328709.319625] python3[7312]: syscall 384
[17328709.319634] Code: 4607b4f0 46114608 e89c461a df78 (f510bcf0)
[17328709.319639] CPU: 0 PID: 7312 Comm: python3 Not tainted 3.13.0-77-generic
#121-Ubuntu
[17328709.319643] task: ffc3a4c18b00 ti: ffc009398000 task.ti:
ffc009398000
Dump of assembler code for function siphash24:
0x000d40a0 <+0>: stmdb sp!, {r4, r5, r6, r7, r8, r9, r10, r11, lr}
0x000d40a4 <+4>: movwr3, #64168 ; 0xfaa8
0x000d40a8 <+8>: sub sp, #156; 0x9c
0x000d40aa <+10>:movtr3, #48 ; 0x30
0x000d40ae
(gdb) info registers
r0 0xf748947d 4148728957
r1 0x0 0
r2 0xea5e42a5 3932045989
r3 0x553d1b9f 1430068127
r4 0xfd4e48bb 4249766075
r5 0x45370d9c 1161235868
r6 0xe11b8913
Note that this only occurs when running in an armhf schroot on a arm64
host; running on a armhf host the tests pass OK (including the
reproducer).
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backtrace from bus error on arm64 host with armhf schroot.
** Attachment added: "debug.log"
https://bugs.launchpad.net/ubuntu/+source/python-cryptography/+bug/1620754/+attachment/4737453/+files/debug.log
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backtrace from bus error on arm64 host with armhf schroot.
** Attachment added: "debug.log"
https://bugs.launchpad.net/ubuntu/+source/python-cryptography/+bug/1620754/+attachment/4737454/+files/debug.log
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Note that this only occurs when running in an armhf schroot on a arm64
host; running on a armhf host the tests pass OK (including the
reproducer).
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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1620754
backtrace from bus error on arm64 host with armhf schroot.
** Attachment added: "debug.log"
https://bugs.launchpad.net/ubuntu/+source/python-cryptography/+bug/1620754/+attachment/4737453/+files/debug.log
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backtrace from bus error on arm64 host with armhf schroot.
** Attachment added: "debug.log"
https://bugs.launchpad.net/ubuntu/+source/python-cryptography/+bug/1620754/+attachment/4737454/+files/debug.log
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This should reproduce the bus error:
```
import datetime
from cryptography import x509
def test_hash():
invalid1 = x509.InvalidityDate(datetime.datetime(2015, 1, 1, 1, 1))
invalid2 = x509.InvalidityDate(datetime.datetime(2015, 1, 1, 1, 1))
invalid3 =
This should reproduce the bus error:
```
import datetime
from cryptography import x509
def test_hash():
invalid1 = x509.InvalidityDate(datetime.datetime(2015, 1, 1, 1, 1))
invalid2 = x509.InvalidityDate(datetime.datetime(2015, 1, 1, 1, 1))
invalid3 =
A little more detail:
../../../tests/test_x509_ext.py::TestInvalidityDate::test_invalid_invalidity_date
PASSED
../../../tests/test_x509_ext.py::TestInvalidityDate::test_eq PASSED
../../../tests/test_x509_ext.py::TestInvalidityDate::test_ne PASSED
A little more detail:
../../../tests/test_x509_ext.py::TestInvalidityDate::test_invalid_invalidity_date
PASSED
../../../tests/test_x509_ext.py::TestInvalidityDate::test_eq PASSED
../../../tests/test_x509_ext.py::TestInvalidityDate::test_ne PASSED
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