DragonFly bugs List (threaded) for 2008-07
DragonFly BSD
DragonFly bugs List (threaded) for 2008-07
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HAMMER crash again

From: Gergo Szakal <bastyaelvtars@xxxxxxxxx>
Date: Mon, 7 Jul 2008 20:04:38 +0200

panic: hammer left edge case 0000000000004000 16384

Trace beginning at frame 0xcad9dbc0
panic(cad9dbe4,cad9dc5c,4000,0,cad9dc18) at panic+0x8c
panic(c0574358,4000,0,4000,4000) at panic+0x8c
hammer_ip_delete_range(cad9dc5c,cbdd6150,20000,0,ffffffff) at
hammer_ip_delete_r                                                ange
+0x1bf hammer_sync_inode(cbdd6150,cad88100,cad88000) at
hammer_sync_inode+0x1dc hammer_flusher_flush_inode
(cad88114,cad88114,c1666870,cad88000,3f) at
sher_flush_inode+0x29 hammer_flusher_slave_thread(c1666870,0,0,0,0) at
+0xe                                                1 lwkt_exit() at
lwkt_exit Debugger("panic") Stopped at      Debugger+0x34:  movb

I was doing a backtrace by myself. Anyway if you need a dump, tell me.

#0  dumpsys () at ./machine/thread.h:83
#1  0xc02c216e in boot (howto=260)
#at /usr/src/sys/kern/kern_shutdown.c:375 2  0xc02c228f in panic
#(fmt=0xc051bf77 "from debugger")
#at /usr/src/sys/kern/kern_shutdown.c:800 3  0xc01641c9 in db_panic
#(addr=-1068784292, have_addr=0, count=-1, modif=0xcad9da74 "")
#at /usr/src/sys/ddb/db_command.c:447 4  0xc0164834 in db_command_loop
#() at /usr/src/sys/ddb/db_command.c:343 5  0xc0166dac in db_trap
#(type=3, code=0) at /usr/src/sys/ddb/db_trap.c:71 6  0xc04ba6af in
#kdb_trap (type=3, code=0, regs=0xcad9db6c)
#at /usr/src/sys/platform/pc32/i386/db_interface.c:148 7  0xc04cbb22 in
#trap (frame=0xcad9db6c) at /usr/src/sys/platform/pc32/i386/trap.c:832
#8  0xc04bb3c7 in calltrap ()
#at /usr/src/sys/platform/pc32/i386/exception.s:785 9  0xc04ba55c in
#Debugger (msg=0xc053005b "panic") at ./cpu/cpufunc.h:73 10 0xc02c2286
#in panic (fmt=0xc0574358 "hammer left edge case %016llx %d\n")
#at /usr/src/sys/kern/kern_shutdown.c:798 11 0xc042f905 in
#hammer_ip_delete_range (cursor=0xcad9dc5c, ip=0xcbdd6150,
#ran_beg=131072, ran_end=9223372036854775807,
    truncating=2) at /usr/src/sys/vfs/hammer/hammer_object.c:1688
#12 0xc0428c5c in hammer_sync_inode (ip=0xcbdd6150)
#at /usr/src/sys/vfs/hammer/hammer_inode.c:2172 13 0xc0426f55 in
#hammer_flusher_flush_inode (ip=0xcbdd6150, trans=0xcad88114)
#at /usr/src/sys/vfs/hammer/hammer_flusher.c:361 14 0xc0427133 in
#hammer_flusher_slave_thread (arg=0xc1666870)
#at /usr/src/sys/vfs/hammer/hammer_flusher.c:236 15 0xc02c8ee8 in
#lwkt_deschedule_self (td=Cannot access memory at address 0x8
) at /usr/src/sys/kern/lwkt_thread.c:223
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Gergo Szakal MD <bastyaelvtars@gmail.com>
University Of Szeged, HU
Faculty Of General Medicine

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