Re: kern/58043: kernel crash in assert_sleepable() in -current, dk(4) driver?

[Paul Goyette <paul%whooppee.com@localhost>]

The following reply was made to PR kern/58043; it has been noted by GNATS.

From: Paul Goyette <paul%whooppee.com@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/58043: kernel crash in assert_sleepable() in -current,
 dk(4) driver?
Date: Sat, 16 Mar 2024 11:13:55 -0700 (PDT)

 Hmm, looks like this wasn't GENERIC after all!
 
 I ran modload, anda then did another back-trace.  Looks a bit better...
 
 #0  0xffffffff80239b95 in cpu_reboot (howto=howto@entry=256, bootstr=bootstr@entry=0x0) at /build/netbsd-local/src_ro/sys/arch/amd64/amd64/machdep.c:708
 #1  0xffffffff806a84f5 in kern_reboot (howto=howto@entry=256, bootstr=bootstr@entry=0x0) at /build/netbsd-local/src_ro/sys/kern/kern_reboot.c:91
 #2  0xffffffff80588d23 in db_sync_cmd (addr=<optimized out>, have_addr=<optimized out>, count=<optimized out>, modif=<optimized out>) at /build/netbsd-local/src_ro/sys/ddb/db_command.c:1651
 #3  0xffffffff805894ca in db_command (last_cmdp=last_cmdp@entry=0xffffd220dfd9c958) at /build/netbsd-local/src_ro/sys/ddb/db_command.c:970
 #4  0xffffffff80589abf in db_execute_commandlist (cmdlist=0xffffffff80e353e0 <db_cmd_on_enter> "bt; show reg; sync") at /build/netbsd-local/src_ro/sys/ddb/db_command.c:466
 #5  db_command_loop () at /build/netbsd-local/src_ro/sys/ddb/db_command.c:618
 #6  0xffffffff8058dc98 in db_trap (type=type@entry=1, code=code@entry=0) at /build/netbsd-local/src_ro/sys/ddb/db_trap.c:91
 #7  0xffffffff80236a54 in kdb_trap (type=type@entry=1, code=code@entry=0, regs=regs@entry=0xffffd220dfd9cc10) at /build/netbsd-local/src_ro/sys/arch/amd64/amd64/db_interface.c:251
 #8  0xffffffff8023c066 in trap (frame=0xffffd220dfd9cc10) at /build/netbsd-local/src_ro/sys/arch/amd64/amd64/trap.c:314
 #9  0xffffffff80234a24 in alltraps ()
 #10 0xffffffff80235365 in breakpoint ()
 #11 0xffffffff806ef1be in vpanic (fmt=fmt@entry=0xffffffff80b34a1b "%s: %s caller=%p", ap=ap@entry=0xffffd220dfd9cd48) at /build/netbsd-local/src_ro/sys/kern/subr_prf.c:286
 #12 0xffffffff806ef29d in panic (fmt=fmt@entry=0xffffffff80b34a1b "%s: %s caller=%p") at /build/netbsd-local/src_ro/sys/kern/subr_prf.c:209
 #13 0xffffffff8069349d in assert_sleepable () at /build/netbsd-local/src_ro/sys/kern/kern_lock.c:109
 #14 0xffffffff806ec0e7 in pool_cache_get_paddr (pc=0xfffff7cf1a829540, flags=flags@entry=1, pap=pap@entry=0x0) at /build/netbsd-local/src_ro/sys/kern/subr_pool.c:2721
 #15 0xffffffff813ad275 in ccdbuffer (bcount=4096, addr=0xffffd220bf420000, bn=5046122874, bp=0xfffff7cf1b4a85c0, cs=0xfffff7cf1b04be40) at /build/netbsd-local/src_ro/sys/dev/ccd.c:932
 #16 ccdstart (cs=0xfffff7cf1b04be40) at /build/netbsd-local/src_ro/sys/dev/ccd.c:844
 #17 0xffffffff806d8331 in bdev_strategy (bp=0xfffff7cf1b4a85c0) at /build/netbsd-local/src_ro/sys/kern/subr_devsw.c:1267
 #18 0xffffffff8076f142 in spec_strategy (v=<optimized out>) at /build/netbsd-local/src_ro/sys/miscfs/specfs/spec_vnops.c:1508
 #19 0xffffffff80762459 in VOP_STRATEGY (vp=vp@entry=0xfffff7cf1c61cb00, bp=bp@entry=0xfffff7cf1b4a85c0) at /build/netbsd-local/src_ro/sys/kern/vnode_if.c:1733
 #20 0xffffffff8077226d in dkstart (sc=0xfffff7cf1a35b248) at /build/netbsd-local/src_ro/sys/dev/dkwedge/dk.c:1626
 #21 0xffffffff80772f69 in dkiodone (bp=<optimized out>) at /build/netbsd-local/src_ro/sys/dev/dkwedge/dk.c:1658
 #22 0xffffffff802e186a in lddone (sc=0xfffff7cf188dcb40, bp=<optimized out>) at /build/netbsd-local/src_ro/sys/dev/ld.c:527
 #23 0xffffffff802f0930 in nvme_q_complete (sc=0xffffd200fac10000, q=0xfffff7cf1717a600) at /build/netbsd-local/src_ro/sys/dev/ic/nvme.c:1541
 #24 0xffffffff806b6bb1 in softint_execute (s=3, l=0xfffff7de5cf6b800) at /build/netbsd-local/src_ro/sys/kern/kern_softint.c:599
 #25 softint_dispatch (pinned=<optimized out>, s=3) at /build/netbsd-local/src_ro/sys/kern/kern_softint.c:848
 #26 0xffffffff8023475c in Xsoftintr ()
 quit
 You can't do that without a process to debug.
 
 
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