Re: dmesg for IBM T60 on 8.0

Hi...

Some of the backtraces here looks quite the same as the ones I see when
using 8-CURRENT as a PV xen domU.
Espacially the unlink backtrace.

Did anybody already had a look into it?

greetz
mr. olli


Am Mittwoch, den 21.01.2009, 21:41 -0500 schrieb Ben Adams:
> System Call showing Error??
> KDB: stack backtrace:
> db_trace_self_wrapper(c0bd9ebe,e6dc040c,c0871c25,4,c0bd5436,...) at
> db_trace_self_wrapper+0x26
> kdb_backtrace(4,c0bd5436,c45216d8,c45242b8,e6dc0468,...) at
> kdb_backtrace+0x29
> _witness_debugger(c0bdcb62,c49c19c4,c0bd05f5,c45242b8,c0bf92b3,...) at
> _witness_debugger+0x25
> witness_checkorder(c49c19c4,9,c0bf92b3,221,0,...) at witness_checkorder
> +0x839
> __lockmgr_args(c49c19c4,80100,c49c19e0,0,0,...) at __lockmgr_args+0x797
> ffs_lock(e6dc0578,c0e66518,c4a54524,80100,c49c196c,...) at ffs_lock+0x8a
> VOP_LOCK1_APV(c0cde5a0,e6dc0578,e6dc0598,c0cf2680,c49c196c,...) at
> VOP_LOCK1_APV+0xa5
> _vn_lock(c49c196c,80100,c0bf92b3,221,c4551200,...) at _vn_lock+0x5e
> ffs_snapshot(c49d7500,c49d5660,c0bfac18,15e,3,...) at ffs_snapshot
> +0x1527
> ffs_mount(c49d7500,c4a54480,c0be3253,3dc,c4a35660,...) at ffs_mount
> +0x146f
> vfs_donmount(c4a54480,211000,c57b5480,c57b5480,201000,...) at
> vfs_donmount+0x1312
> nmount(c4a54480,e6dc0cf8,c,e6dc0d38,c0cbd2b0,...) at nmount+0xbe
> syscall(e6dc0d38) at syscall+0x2a3
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (378, FreeBSD ELF32, nmount), eip = 0x280e6beb, esp =
> 0xbfbfeb1c, ebp = 0xbfbfee78 ---
> lock order reversal:
>  1st 0xd85df670 bufwait (bufwait) _at_ /usr/src/sys/kern/vfs_bio.c:2443
>  2nd 0xc5a99cdc snaplk (snaplk)
> _at_ /usr/src/sys/ufs/ffs/ffs_snapshot.c:794
> KDB: stack backtrace:
> db_trace_self_wrapper(c0bd9ebe,e6dc040c,c0871c25,4,c0bd5436,...) at
> db_trace_self_wrapper+0x26
> kdb_backtrace(4,c0bd5436,c45216d8,c4524a70,e6dc0468,...) at
> kdb_backtrace+0x29
> _witness_debugger(c0bdcb49,c5a99cdc,c0bf9315,c4524a70,c0bf92b3,...) at
> _witness_debugger+0x25
> witness_checkorder(c5a99cdc,9,c0bf92b3,31a,c5a9b4a4,...) at
> witness_checkorder+0x839
> __lockmgr_args(c5a99cdc,80400,c5a9b4a4,0,0,...) at __lockmgr_args+0x797
> ffs_lock(e6dc0578,0,0,80400,c5a9b430,...) at ffs_lock+0x8a
> VOP_LOCK1_APV(c0cde5a0,e6dc0578,c1979284,c0cf2680,c5a9b430,...) at
> VOP_LOCK1_APV+0xa5
> _vn_lock(c5a9b430,80400,c0bf92b3,31a,0,...) at _vn_lock+0x5e
> ffs_snapshot(c49d7500,c49d5660,c0bfac18,15e,3,...) at ffs_snapshot
> +0x28c6
> ffs_mount(c49d7500,c4a54480,c0be3253,3dc,c4a35660,...) at ffs_mount
> +0x146f
> vfs_donmount(c4a54480,211000,c57b5480,c57b5480,201000,...) at
> vfs_donmount+0x1312
> nmount(c4a54480,e6dc0cf8,c,e6dc0d38,c0cbd2b0,...) at nmount+0xbe
> syscall(e6dc0d38) at syscall+0x2a3
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (378, FreeBSD ELF32, nmount), eip = 0x280e6beb, esp =
> 0xbfbfeb1c, ebp = 0xbfbfee78 ---
> lock order reversal:
>  1st 0xc5a99cdc snaplk (snaplk) _at_ /usr/src/sys/kern/vfs_vnops.c:293
>  2nd 0xc5a9b488 ufs (ufs) _at_ /usr/src/sys/ufs/ffs/ffs_snapshot.c:1588
> KDB: stack backtrace:
> db_trace_self_wrapper(c0bd9ebe,e6dc08c4,c0871c25,4,c0bd5436,...) at
> db_trace_self_wrapper+0x26
> kdb_backtrace(4,c0bd5436,c4524a70,c45242b8,e6dc0920,...) at
> kdb_backtrace+0x29
> _witness_debugger(c0bdcb49,c5a9b488,c0bd05f5,c45242b8,c0bf92b3,...) at
> _witness_debugger+0x25
> witness_checkorder(c5a9b488,9,c0bf92b3,634,0,...) at witness_checkorder
> +0x839
> __lockmgr_args(c5a9b488,80000,0,0,0,...) at __lockmgr_args+0x797
> ffs_snapremove(c5a9b430,c49d7500,0,c0be4ac3,414,...) at ffs_snapremove
> +0x11f
> softdep_releasefile(c5a9d690,e6dc0aa8,2,c0e664e8,c0cc1b64,...) at
> softdep_releasefile+0x3b
> ufs_inactive(e6dc0ae8,c5a9b4a4,c5a9b430,c5a9b4a4,e6dc0b00,...) at
> ufs_inactive+0x1bc
> VOP_INACTIVE_APV(c0cde5a0,e6dc0ae8,c0be38fd,914,c0cf2640,...) at
> VOP_INACTIVE_APV+0xa5
> vinactive(c0cde5a0,e6dc0b1c,c0be38fd,8a0,128,...) at vinactive+0x8e
> vput(c5a9b430,e6dc0b54,c0be4ac3,125,c0cf23c0,...) at vput+0x1db
> vn_close(c5a9b430,1,c456b400,c4a54480,e6dc0be0,...) at vn_close+0xee
> vn_closefile(c498e888,c4a54480,3,0,c498e888,...) at vn_closefile+0xe9
> _fdrop(c498e888,c4a54480,e6dc0c1c,c0871a6c,0,c4a54524,c0e664e8,c0cc3370,c0bd2199,c576372c,44f,c0bd2199,e6dc0c44,c083a780,c576372c,8,c0bd2199,44f) at _fdrop+0x43
> closef(c498e888,c4a54480,44f,434,c498e888,...) at closef+0x290
> kern_close(c4a54480,4,e6dc0d2c,c0b29ec3,c4a54480,...) at kern_close
> +0x11d
> close(c4a54480,e6dc0cf8,4,c0bddf84,c0cbafd0,...) at close+0x1a
> syscall(e6dc0d38) at syscall+0x2a3
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (6, FreeBSD ELF32, close), eip = 0x28184073, esp =
> 0xbfbfdb5c, ebp = 0xbfbfdb88 ---
> lock order reversal:
>  1st 0xd8539350 bufwait (bufwait) _at_ /usr/src/sys/kern/vfs_bio.c:2443
>  2nd 0xc5b6e400 dirhash (dirhash)
> _at_ /usr/src/sys/ufs/ufs/ufs_dirhash.c:263
> KDB: stack backtrace:
> db_trace_self_wrapper(c0bd9ebe,e6e78a74,c0871c25,4,c0bd5436,...) at
> db_trace_self_wrapper+0x26
> kdb_backtrace(4,c0bd5436,c45216d8,c4524320,e6e78ad0,...) at
> kdb_backtrace+0x29
> _witness_debugger(c0bdcb49,c5b6e400,c0bfb766,c4524320,c0bfb3ff,...) at
> _witness_debugger+0x25
> witness_checkorder(c5b6e400,9,c0bfb3ff,107,0,...) at witness_checkorder
> +0x839
> _sx_xlock(c5b6e400,0,c0bfb3ff,107,d9719018,...) at _sx_xlock+0x85
> ufsdirhash_acquire(0,e,c4961800,d85392f0,d9719018,...) at
> ufsdirhash_acquire+0x35
> ufsdirhash_remove(c5bf9690,d9719018,18,e6e78b60,e6e78b5c,...) at
> ufsdirhash_remove+0x14
> ufs_dirremove(c5d85218,c5e4d2d0,500800c,0,c5d85218,...) at ufs_dirremove
> +0xe5
> ufs_remove(e6e78c30,e6e78c30,0,e6e78c30,c5e48000,...) at ufs_remove+0x6e
> VOP_REMOVE_APV(c0cde5a0,e6e78c30,2,0,28216238,...) at VOP_REMOVE_APV
> +0xa5
> kern_unlinkat(c56eed80,ffffff9c,28216238,0,e6e78c80,...) at
> kern_unlinkat+0x187
> kern_unlink(c56eed80,28216238,0,e6e78d2c,c0b29ec3,...) at kern_unlink
> +0x27
> unlink(c56eed80,e6e78cf8,4,c0bf5f1c,c0cbb030,...) at unlink+0x22
> syscall(e6e78d38) at syscall+0x2a3
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (10, FreeBSD ELF32, unlink), eip = 0x2815aa8f, esp =
> 0xbfbfe6bc, ebp = 0xbfbfe6e8 ---
> lock order reversal:
>  1st 0xc579bb2c filedesc structure (filedesc structure)
> _at_ /usr/src/sys/kern/kern_descrip.c:1076
>  2nd 0xc5ca5ce8 ufs (ufs) _at_ /usr/src/sys/kern/vfs_subr.c:4065
> KDB: stack backtrace:
> db_trace_self_wrapper(c0bd9ebe,e6d63a30,c0871c25,4,c0bd5436,...) at
> db_trace_self_wrapper+0x26
> kdb_backtrace(4,c0bd5436,c4521948,c45242b8,e6d63a8c,...) at
> kdb_backtrace+0x29
> _witness_debugger(c0bdcb49,c5ca5ce8,c0bd05f5,c45242b8,c0be38fd,...) at
> _witness_debugger+0x25
> witness_checkorder(c5ca5ce8,9,c0be38fd,fe1,c5ca5d04,...) at
> witness_checkorder+0x839
> __lockmgr_args(c5ca5ce8,80400,c5ca5d04,0,0,...) at __lockmgr_args+0x797
> ffs_lock(e6d63b9c,c,0,80400,c5ca5c90,...) at ffs_lock+0x8a
> VOP_LOCK1_APV(c0cde5a0,e6d63b9c,e6d63ba4,c0cf2680,c5ca5c90,...) at
> VOP_LOCK1_APV+0xa5
> _vn_lock(c5ca5c90,80400,c0be38fd,fe1,e6d63bf8,...) at _vn_lock+0x5e
> vfs_knllock(c5ca5c90,0,c0bd26b1,68c,c4e2361c,...) at vfs_knllock+0x29
> knlist_remove_kq(0,e6d63c18,c08b6fe9,c5d1608c,c4e2361c,...) at
> knlist_remove_kq+0xad
> knlist_remove(c5d1608c,c4e2361c,0,e6d63c44,c0809d65,...) at
> knlist_remove+0x1b
> filt_vfsdetach(c4e2361c,0,c0bd26b1,75c,8,...) at filt_vfsdetach+0x39
> knote_fdclose(c4998d80,8,c0bd2199,434,c57cfcb0,...) at knote_fdclose
> +0xf5
> kern_close(c4998d80,8,e6d63d2c,c0b29ec3,c4998d80,...) at kern_close+0xd5
> close(c4998d80,e6d63cf8,4,c0bdd36a,c0cbafd0,...) at close+0x1a
> syscall(e6d63d38) at syscall+0x2a3
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (6, FreeBSD ELF32, close), eip = 0x284c3073, esp =
> 0xbfbfe10c, ebp = 0xbfbfe128 ---
> _______________________________________________
> freebsd-current_at_freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org"