As my kernel had started to lock up periodically and I don't have hands-on access to that machine, I enabled WITNESS. So these started to pop up: -- cut here -- --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp 0x7fffffffe8c8, rbp = 0x516348 --- uma_zalloc_arg: zone "16" with the following non-sleepable locks held: exclusive rw udp r = 0 (0xffffffff8064c928) locked @ /usr/src/sys/netinet/udp_usrreq.c:1125 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a witness_warn() at witness_warn+0x241 uma_zalloc_arg() at uma_zalloc_arg+0x290 malloc() at malloc+0x5c getenv() at getenv+0x93 getenv_quad() at getenv_quad+0x13 getenv_int() at getenv_int+0x15 udp_inpcb_init() at udp_inpcb_init+0x1f slab_zalloc() at slab_zalloc+0x1ad uma_zone_slab() at uma_zone_slab+0xb4 uma_zalloc_arg() at uma_zalloc_arg+0x31d in_pcballoc() at in_pcballoc+0x38 udp_attach() at udp_attach+0x57 socreate() at socreate+0x14f socket() at socket+0x8a syscall() at syscall+0x1a9 Xfast_syscall() at Xfast_syscall+0xab --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp 0x7fffffffe8c8, rbp = 0x516348 --- -- and here -- I tried to see whether bz@ had this one on his page, but his website is currently being migrated and the list of LORs was unavailable. Therefore, sorry if this mail is just noise... -- ~/.signature: no such file or directory
On Fri, Oct 10, 2008 at 03:40:26PM +0300, Vlad GALU wrote:> As my kernel had started to lock up periodically and I don't have > hands-on access to that machine, I enabled WITNESS. > So these started to pop up: > > -- cut here -- > --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp > 0x7fffffffe8c8, rbp = 0x516348 --- > uma_zalloc_arg: zone "16" with the following non-sleepable locks held: > exclusive rw udp r = 0 (0xffffffff8064c928) locked @ > /usr/src/sys/netinet/udp_usrreq.c:1125 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2a > witness_warn() at witness_warn+0x241 > uma_zalloc_arg() at uma_zalloc_arg+0x290 > malloc() at malloc+0x5c > getenv() at getenv+0x93 > getenv_quad() at getenv_quad+0x13 > getenv_int() at getenv_int+0x15 > udp_inpcb_init() at udp_inpcb_init+0x1f > slab_zalloc() at slab_zalloc+0x1ad > uma_zone_slab() at uma_zone_slab+0xb4 > uma_zalloc_arg() at uma_zalloc_arg+0x31d > in_pcballoc() at in_pcballoc+0x38 > udp_attach() at udp_attach+0x57 > socreate() at socreate+0x14f > socket() at socket+0x8a > syscall() at syscall+0x1a9 > Xfast_syscall() at Xfast_syscall+0xab > --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp > 0x7fffffffe8c8, rbp = 0x516348 --- > -- and here -- > > I tried to see whether bz@ had this one on his page, but his > website is currently being migrated and the list of LORs was > unavailable. Therefore, sorry if this mail is just noise...Your mail says "latest RELENG_7". What is "latest?" When did you csup? rwatson@ made some UDP-related changes recently which were very important. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |
At 08:40 AM 10/10/2008, Vlad GALU wrote:> As my kernel had started to lock up periodically and I don't have >hands-on access to that machine, I enabled WITNESS. >So these started to pop up:Is this with a stock kernel and sysctl settings ? Or do you have any custom kernel options ? ---Mike>-- cut here -- >--- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp >0x7fffffffe8c8, rbp = 0x516348 --- >uma_zalloc_arg: zone "16" with the following non-sleepable locks held: >exclusive rw udp r = 0 (0xffffffff8064c928) locked @ >/usr/src/sys/netinet/udp_usrreq.c:1125 >KDB: stack backtrace: >db_trace_self_wrapper() at db_trace_self_wrapper+0x2a >witness_warn() at witness_warn+0x241 >uma_zalloc_arg() at uma_zalloc_arg+0x290 >malloc() at malloc+0x5c >getenv() at getenv+0x93 >getenv_quad() at getenv_quad+0x13 >getenv_int() at getenv_int+0x15 >udp_inpcb_init() at udp_inpcb_init+0x1f >slab_zalloc() at slab_zalloc+0x1ad >uma_zone_slab() at uma_zone_slab+0xb4 >uma_zalloc_arg() at uma_zalloc_arg+0x31d >in_pcballoc() at in_pcballoc+0x38 >udp_attach() at udp_attach+0x57 >socreate() at socreate+0x14f >socket() at socket+0x8a >syscall() at syscall+0x1a9 >Xfast_syscall() at Xfast_syscall+0xab >--- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp >0x7fffffffe8c8, rbp = 0x516348 --- >-- and here -- > > I tried to see whether bz@ had this one on his page, but his >website is currently being migrated and the list of LORs was >unavailable. Therefore, sorry if this mail is just noise... > > >-- >~/.signature: no such file or directory >_______________________________________________ >freebsd-stable@freebsd.org mailing list >http://lists.freebsd.org/mailman/listinfo/freebsd-stable >To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"