Opened 8 years ago

Closed 8 years ago

#8103 closed bug (fixed)

[app_server] crashes in BList::ItemAt ()

Reported by: diver Owned by: czeidler
Priority: normal Milestone: R1
Component: Servers/app_server Version: R1/Development
Keywords: Cc:
Blocked By: Blocking:
Has a Patch: no Platform: All

Description

This is hrev43208, gcc2hybrid.

app_server crashed several times when I was playing with Debugger.
Don't know how to reproduce it yet.

Attachments (1)

IMG_0001.JPG (1.3 MB ) - added by diver 8 years ago.

Download all attachments as: .zip

Change History (4)

by diver, 8 years ago

Attachment: IMG_0001.JPG added

comment:1 by humdinger, 8 years ago

Had that same crash while working in WonderBrush. Dunno if that first part of the syslog sheds any more light (or if it's actually related at all):

KERN: slab memory manager: created area 0xd2801000 (31455)
KERN: bfs: bfs_read_link:1503: Invalid Argument
KERN: vm_soft_fault: va 0x0 not covered by area in address space
KERN: vm_page_fault: vm_soft_fault returned error 'Bad address' on fault at 0x38f, ip 0x5941fa, write 0, user 1, thread 0xd36
KERN: vm_page_fault: thread "w:3325:last chance" (3382) in team "app_server" (72) tried to read address 0x38f, ip 0x5941fa ("libbe.so_seg0ro" +0x20b1fa)
KERN: debug_server: Thread 3382 entered the debugger: Segment violation
KERN: stack trace, current PC 0x5941fa  ItemAt__C5BListl + 0x16:
KERN:   (0x709e5d00)  0x314f62  WindowAt__8SATGroupl + 0x26
KERN:   (0x709e5d30)  0x318e45  RemovedFromGroup__9SATWindowP8SATGroupb + 0x51
KERN:   (0x709e5d6c)  0x314ee3  RemoveWindow__8SATGroupP9SATWindowb + 0x73
KERN:   (0x709e5dac)  0x318a75  _._9SATWindow + 0x31
KERN:   (0x709e5ddc)  0x31a5fc  WindowRemoved__12StackAndTileP6Window + 0x58
KERN:   (0x709e5e2c)  0x26c93a  NotifyWindowRemoved__17DesktopObservableP6Window + 0x52
KERN:   (0x709e5e5c)  0x266a65  RemoveWindow__7DesktopP6Window + 0x99
KERN:   (0x709e5e9c)  0x291b4f  _._12ServerWindow + 0x53
KERN:   (0x709e5ecc)  0x276e6a  Quit__13MessageLooper + 0x7a
KERN:   (0x709e5efc)  0x29a7fd  _MessageLooper__12ServerWindow + 0x37d
KERN:   (0x709e5f7c)  0x27717c  _message_thread__13MessageLooperPv + 0x28
KERN:   (0x709e5fac)  0x8453bf  thread_entry + 0x23

comment:2 by czeidler, 8 years ago

Owner: changed from axeld to czeidler
Status: newassigned

found the bug but still have ssh login problems, hopefully solved soon...

comment:3 by czeidler, 8 years ago

Resolution: fixed
Status: assignedclosed

Should be fixed in hrev43358.

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