Date: Fri, 9 Jun 2023 17:39:54 +0200 From: Martin Matuska <mm@FreeBSD.org> To: Alexander Motin <mav@FreeBSD.org>, Gleb Smirnoff <glebius@freebsd.org>, current@freebsd.org Subject: Re: panic(s) in ZFS on CURRENT Message-ID: <397cda46-d02f-5aff-04b1-61fc497ba775@FreeBSD.org> In-Reply-To: <07c3ec8e-5089-d171-0c8d-1916249f9fd7@FreeBSD.org> References: <ZIKUx4Mhp4yrhd-y@FreeBSD.org> <ZIKxKOtpI3q8j0mI@FreeBSD.org> <07c3ec8e-5089-d171-0c8d-1916249f9fd7@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
I will wait with my prepared merge until #14954 gets merged. On 9. 6. 2023 15:59, Alexander Motin wrote: > Hi Gleb, > > There are two probably related PRs upstream: > https://github.com/openzfs/zfs/pull/14939 > https://github.com/openzfs/zfs/pull/14954 > > On 09.06.2023 00:57, Gleb Smirnoff wrote: >> On Thu, Jun 08, 2023 at 07:56:07PM -0700, Gleb Smirnoff wrote: >> T> I'm switching to INVARIANTS kernel right now and will see if that >> panics earlier. >> >> This is what I got with INVARIANTS: >> >> panic: VERIFY3(dev->l2ad_hand <= dev->l2ad_evict) failed >> (225142071296 <= 225142063104) >> >> cpuid = 17 >> time = 1686286015 >> KDB: stack backtrace: >> db_trace_self_wrapper() at db_trace_self_wrapper+0x2c/frame >> 0xfffffe0160dcea90 >> kdb_backtrace() at kdb_backtrace+0x46/frame 0xfffffe0160dceb40 >> vpanic() at vpanic+0x21f/frame 0xfffffe0160dcebe0 >> spl_panic() at spl_panic+0x4d/frame 0xfffffe0160dcec60 >> l2arc_write_buffers() at l2arc_write_buffers+0xcda/frame >> 0xfffffe0160dcedf0 >> l2arc_feed_thread() at l2arc_feed_thread+0x547/frame 0xfffffe0160dceec0 >> fork_exit() at fork_exit+0x122/frame 0xfffffe0160dcef30 >> fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0160dcef30 >> --- trap 0, rip = 0, rsp = 0, rbp = 0 --- >> Uptime: 1m4s >> Dumping 5473 out of 65308 >> MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91% >> >> (kgdb) frame 4 >> #4 0xffffffff804342ea in l2arc_write_buffers >> (spa=0xfffffe022e942000, dev=0xfffffe023116a000, target_sz=16777216) >> at /usr/src/FreeBSD/sys/contrib/openzfs/module/zfs/arc.c:9445 >> 9445 ASSERT3U(dev->l2ad_hand, <=, dev->l2ad_evict); >> (kgdb) p dev >> $1 = (l2arc_dev_t *) 0xfffffe023116a000 >> (kgdb) p dev->l2ad_hand >> $2 = 225142071296 >> (kgdb) p dev->l2ad_evict >> $3 = 225142063104 >> (kgdb) p *dev >> value of type `l2arc_dev_t' requires 66136 bytes, which is more than >> max-value-size >> >> Never seen kgdb not being able to print a structure that reported to >> be too big. >> >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?397cda46-d02f-5aff-04b1-61fc497ba775>