Date: Tue, 16 Mar 1999 22:41:22 +0300 From: "Mikhail A. Sokolov" <mishania@demos.net> To: current@freebsd.org Subject: repeated ffs_blkfreepanics@demos.su, 4.0-C Message-ID: <19990316224121.A86239@demos.su>
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Hello,
the box is the same as in previous mail of mine which described ufs_dirbad()
panics on 4.0-C. Panics are reproducable (run squid 2.1-pl2 with some
30 requests/second).
/var/crash# gdb -k kernel.2 vmcore.2
panicstr: ffs_blkfree: freeing free frag
panic messages:
---
panic: ffs_blkfree: freeing free frag
syncing disks... 107 52 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 giving up
(da1:ahc1:0:1:0): SYNCHRONIZE CACHE. CDB: 35 0 0 0 0 0 0 0 0 0
(da1:ahc1:0:1:0): ILLEGAL REQUEST asc:20,0
(da1:ahc1:0:1:0): Invalid command operation code
(da2:ahc1:0:2:0): SYNCHRONIZE CACHE. CDB: 35 0 0 0 0 0 0 0 0 0
(da2:ahc1:0:2:0): ILLEGAL REQUEST asc:20,0
(da2:ahc1:0:2:0): Invalid command operation code
(da3:ahc1:0:3:0): SYNCHRONIZE CACHE. CDB: 35 0 0 0 0 0 0 0 0 0
(da3:ahc1:0:3:0): ILLEGAL REQUEST asc:20,0
(da3:ahc1:0:3:0): Invalid command operation code
dumping to dev 20401, offset 821524
dump 256 ...
---
#0 boot (howto=256) at ../../kern/kern_shutdown.c:287
287 dumppcb.pcb_cr3 = rcr3();
(kgdb) where
#0 boot (howto=256) at ../../kern/kern_shutdown.c:287
#1 0xc013b4b9 in panic (fmt=0xc01fe159 "ffs_blkfree: freeing free frag")
at ../../kern/kern_shutdown.c:448
#2 0xc01b6760 in ffs_blkfree (ip=0xc2050f00, bno=4888, size=7168)
at ../../ufs/ffs/ffs_alloc.c:1352
#3 0xc01b877f in ffs_truncate (vp=0xce247b40, length=0x0000000000000000,
flags=0, cred=0xc1f9c780, p=0xcce8b860) at ../../ufs/ffs/ffs_inode.c:341
#4 0xc01bff2d in ufs_setattr (ap=0xce264e30) at ../../ufs/ufs/ufs_vnops.c:499
#5 0xc01c23a1 in ufs_vnoperate (ap=0xce264e30)
at ../../ufs/ufs/ufs_vnops.c:2309
#6 0xc0163451 in vn_open (ndp=0xce264f04, fmode=1038, cmode=420)
at vnode_if.h:275
#7 0xc015fee9 in open (p=0xcce8b860, uap=0xce264f94)
at ../../kern/vfs_syscalls.c:928
#8 0xc01e769f in syscall (frame={tf_es = 47, tf_ds = -1078001617,
tf_edi = 1549, tf_esi = 191218144, tf_ebp = -1078011116,
tf_isp = -836349980, tf_ebx = 134788528, tf_edx = 191218128, tf_ecx = 0,
tf_eax = 5, tf_trapno = 22, tf_err = 2, tf_eip = 672227132, tf_cs = 31,
tf_eflags = 534, tf_esp = -1078011144, tf_ss = 47})
at ../../i386/i386/trap.c:1101
#9 0xc01de9fc in Xint0x80_syscall ()
#10 0x808ae54 in ?? ()
#11 0x808b3c2 in ?? ()
---Type <return> to continue, or q <return> to quit---
#12 0x8086d0b in ?? ()
#13 0x80563b6 in ?? ()
#14 0x8057e15 in ?? ()
#15 0x80580a5 in ?? ()
#16 0x805a125 in ?? ()
#17 0x805b6e6 in ?? ()
#18 0x805c10b in ?? ()
#19 0x8071f7f in ?? ()
#20 0x804a1b1 in ?? ()
--
-mishania
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