[Bug 91577] [HD Graphics 4000] Segfault accessing rq->bo->handle
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Aug 7 03:43:08 PDT 2015
https://bugs.freedesktop.org/show_bug.cgi?id=91577
--- Comment #19 from Dominic <fdo-bugs.aspseka at xoxy.net> ---
The patches change the segfault but cannot prevent it. The segault I just got
did not yield a meaningful backtrace, however. (heap corruption?)
[ 365.632] kgem_cleanup_cache
[ 365.632] kgem_cleanup_cache: sync on cleanup
[ 365.632] __kgem_retire_requests_upto(handle=2)
[ 365.632] __kgem_retire_rq: request 2 complete
[ 365.632] kgem_retire, need_retire?=1
[ 365.632] __kgem_busy: handle=17, busy=1, wedged=0
[ 365.632] kgem_retire__flushing: 18 bo on flushing list
[ 365.632] kgem_retire__requests_ring: ring=0, 0 outstanding requests,
oldest=0
[ 365.632] __kgem_busy: handle=3, busy=1, wedged=0
[ 365.632] kgem_retire__requests_ring: ring=1, 2 outstanding requests,
oldest=3
[ 365.632] kgem_retire -- retired=0, need_retire=1
[ 365.632] kgem_bo_is_busy: handle=64390, domain: 0 exec? 0, rq? 0
[ 365.632] gen6_render_retire: resetting idle vbo
[ 365.632] __kgem_bo_clear_busy: handle=3
[ 365.632] __kgem_bo_clear_busy: handle=65024
[ 365.632] kgem_cleanup_cache: need_expire?=0
[ 365.632] __kgem_bo_map__cpu: failed to mmap handle=64326 (prime? 0), 65536
bytes, into CPU domain: 12
[ 365.632] kgem_new_batch: unable to map batch bo, mallocing(size=65536)
[ 365.632] _kgem_bo_destroy: handle=64326, proxy? 0
[ 365.632] __kgem_bo_destroy: handle=64326, size=65536
[ 365.632] __kgem_bo_destroy: handle=64326, purged
[ 365.632] kgem_bo_move_to_inactive: moving handle=64326 to inactive
[ 365.632] sigtrap_handler(sig=11) sigtrap=0
[ 365.633] (EE)
[ 365.633] (EE) Backtrace:
[ 365.634] (EE) 0: ? (?+0x190a720) [0x1eadba0]
[ 365.638] (EE) 1: ? (?+0x190a720) [0x7f9638c6dc0f]
[ 365.643] (EE) 2: /usr/lib64/libdw.so.1 (?+0x190a720) [0x7f9636c12086]
[ 365.643] (EE) 3: /usr/lib64/libdw.so.1 (?+0x190a720) [0x7f9636c18cb4]
[ 365.643] (EE) 4: /usr/lib64/libdw.so.1 (?+0x190a720) [0x7f9636c19c19]
[ 365.644] (EE) 5: /usr/lib64/libdw.so.1 (?+0x190a720) [0x7f9636c1a637]
[ 365.644] (EE) 6: /usr/lib64/libdw.so.1 (?+0x190a720) [0x7f9636c52a7b]
[ 365.644] (EE) 7: /usr/lib64/libdw.so.1 (?+0x190a720) [0x7f9636c52c4a]
[ 365.644] (EE) 8: ? (?+0x190a720) [0x1d49ac0]
[ 365.644] (EE) 9: ? (?+0x190a720) [0x1ead290]
[ 365.644] (EE) 10: ? (?+0x190a720) [0x1d4f900]
[ 365.644] (EE) 11: ? (?+0x190a720) [0x1d40080]
[ 365.644] (EE) 12: ? (?+0x190a720) [0x1d40270]
[ 365.644] (EE) 13: ? (?+0x190a720) [0x1d44370]
[ 365.644] (EE) 14: ? (?+0x190a720) [0x1d483d0]
[ 365.644] (EE) 15: ? (?+0x190a720) [0x7f9638c5ad60]
[ 365.644] (EE) 16: ? (?+0x190a720) [0x1d32550]
[ 365.647] (EE) 17: ? (?+0x190a720) [0x190a720]
[ 365.647] (EE)
[ 365.647] (EE) Segmentation fault at address 0x0
[ 365.647] (EE)
Fatal server error:
[ 365.647] (EE) Caught signal 11 (Segmentation fault). Server aborting
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