Date: Sat, 22 Mar 2003 13:55:40 -0800 From: Kris Kennaway <kris@obsecurity.org> To: kirk@mckusick.com, fs@FreeBSD.org, current@FreeBSD.org Subject: panic: softdep_disk_io_initiation: read Message-ID: <20030322215540.GA30318@rot13.obsecurity.org>
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I've got 3 of these so far (2 on alpha, 1 on i386) since updating to
current as of 17 March.
panic: softdep_disk_io_initiation: read
Debugger("panic")
Stopped at Debugger+0x54: xchgl %ebx,in_Debugger.0
db> trace
Debugger(c041df8a,c04935e0,c0430d64,d7a50b20,1) at Debugger+0x54
panic(c0430d64,d7a50b38,c029caa9,c04b8e80,ce4fa730) at panic+0xab
softdep_disk_io_initiation(ce4fa730,10012,c51c936c,34e,20020080) at softdep_disk_io_initiation+0xac
cluster_wbuild(c51c936c,4000,53,0,2) at cluster_wbuild+0x3ed
vfs_bio_awrite(ce62d5a8,0,c0431afe,d4,c02afa16) at vfs_bio_awrite+0x1f9
ffs_fsync(d7a50c48,12,c41164b0,484,0) at ffs_fsync+0x2b2
ffs_sync(c4128e00,3,c14e7e00,c41164b0,c4128e00) at ffs_sync+0x18e
sync_fsync(d7a50cd0,20002,c41164b0,6ae,0) at sync_fsync+0x16a
sched_sync(0,d7a50d48,c041ba89,363,0) at sched_sync+0x17e
fork_exit(c02aed50,0,d7a50d48) at fork_exit+0xc4
fork_trampoline() at fork_trampoline+0x1a
--- trap 0x1, eip = 0, esp = 0xd7a50d7c, ebp = 0 ---
db>
#0 doadump () at /a/asami/portbuild/i386/src-client/sys/kern/kern_shutdown.c:239
#1 0xc0165bf5 in db_fncall (dummy1=1016, dummy2=0, dummy3=1016, dummy4=0xd7a50948 "")
at /a/asami/portbuild/i386/src-client/sys/ddb/db_command.c:546
#2 0xc0165972 in db_command (last_cmdp=0xc0443f60, cmd_table=0x0, aux_cmd_tablep=0xc043dac4,
aux_cmd_tablep_end=0xc043dac8)
at /a/asami/portbuild/i386/src-client/sys/ddb/db_command.c:346
#3 0xc0165a86 in db_command_loop ()
at /a/asami/portbuild/i386/src-client/sys/ddb/db_command.c:470
#4 0xc016880a in db_trap (type=3, code=0)
at /a/asami/portbuild/i386/src-client/sys/ddb/db_trap.c:72
#5 0xc03c2ab1 in kdb_trap (type=3, code=0, regs=0xd7a50a9c)
at /a/asami/portbuild/i386/src-client/sys/i386/i386/db_interface.c:166
#6 0xc03d3d1f in trap (frame=
{tf_fs = -1069481960, tf_es = 16, tf_ds = -1068826608, tf_edi = -1005493072, tf_esi = 256, tf_ebp = -677049624, tf_isp = -677049656, tf_ebx = 0, tf_edx = 0, tf_ecx = 1, tf_eax = 18, tf_trapno = 3, tf_err = 0, tf_eip = -1069798060, tf_cs = 8, tf_eflags = 646, tf_esp = -1069321409, tf_ss = -1069424758}) at /a/asami/portbuild/i386/src-client/sys/i386/i386/trap.c:602
#7 0xc03c4408 in calltrap () at {standard input}:96
#8 0xc025a3bb in panic (fmt=0x0)
at /a/asami/portbuild/i386/src-client/sys/kern/kern_shutdown.c:528
#9 0xc0367ecc in softdep_disk_io_initiation (bp=0xce4fa730)
at /a/asami/portbuild/i386/src-client/sys/ufs/ffs/ffs_softdep.c:3466
#10 0xc02a5b3d in cluster_wbuild (vp=0xc51c936c, size=16384, start_lbn=84, len=2) at buf.h:422
#11 0xc029ee79 in vfs_bio_awrite (bp=0xce62d5a8)
at /a/asami/portbuild/i386/src-client/sys/kern/vfs_bio.c:1682
#12 0xc036f872 in ffs_fsync (ap=0xd7a50c48)
at /a/asami/portbuild/i386/src-client/sys/ufs/ffs/ffs_vnops.c:255
#13 0xc036ea1e in ffs_sync (mp=0xc4128e00, waitfor=3, cred=0xc14e7e00, td=0xc41164b0)
at vnode_if.h:612
#14 0xc02b21ca in sync_fsync (ap=0xd7a50cd0)
at /a/asami/portbuild/i386/src-client/sys/kern/vfs_subr.c:3493
#15 0xc02aeece in sched_sync () at vnode_if.h:612
#16 0xc0246ac4 in fork_exit (callout=0xc02aed50 <sched_sync>, arg=0x0, frame=0x0)
at /a/asami/portbuild/i386/src-client/sys/kern/kern_fork.c:875
(kgdb)
Would you like me to examine the contents of the stack frames for you?
Kris
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