[GHC] #5214: SIGSEGV in yieldCapability ()
GHC
cvs-ghc at haskell.org
Tue May 24 20:00:39 CEST 2011
#5214: SIGSEGV in yieldCapability ()
-------------------------------+--------------------------------------------
Reporter: j.waldmann | Owner:
Type: bug | Status: new
Priority: normal | Component: Runtime System
Version: 7.0.3 | Keywords:
Testcase: | Blockedby:
Os: Linux | Blocking:
Architecture: x86_64 (amd64) | Failure: Runtime crash
-------------------------------+--------------------------------------------
Comment(by j.waldmann):
Here is the end of an strace of a run that leads to a crash:
{{{
...
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
sched_yield() = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x19ee4fc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee4f8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee388, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932e08, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigprocmask(SIG_BLOCK, [INT], [], 8) = 0
sched_yield() = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x19ee4fc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee4f8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee388, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932e08, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigprocmask(SIG_BLOCK, [INT], [], 8) = 0
sched_yield() = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x19ee4fc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee4f8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee388, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932e08, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigprocmask(SIG_BLOCK, [INT], [], 8) = 0
sched_yield() = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x19ee4fc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee4f8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee388, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932e08, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigprocmask(SIG_BLOCK, [INT], [], 8) = 0
sched_yield() = 0
sched_yield() = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x19ee4fc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee4f8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee388, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932e08, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigprocmask(SIG_BLOCK, [INT], [], 8) = 0
sched_yield() = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x19ee4fc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee4f8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee388, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932e08, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigprocmask(SIG_BLOCK, [INT], [], 8) = 0
sched_yield() = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x19ee4fc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee4f8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee528, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19321c8, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee388, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932e08, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1a1850c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18508, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x1a18538, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932548, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19cd5ac, FUTEX_WAIT_PRIVATE, 3001, NULL) = 0
futex(0x19cd5d8, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x1a1826c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x1a18268, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19b381c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3818, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edb2c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edb28, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd4c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19edd48, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19edd78, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x1932a88, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x19b3ffc, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19b3ff8, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
futex(0x19ee35c, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x19ee358, {FUTEX_OP_SET, 0,
FUTEX_OP_CMP_GT, 1}) = 1
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
+++ killed by SIGSEGV +++
Segmentation fault
}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5214#comment:1>
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