Pradeep, I think you have filed a bug about this:
http://bugs.opensolaris.org/view_bug.do?bug_id=6654638 Looks like the data being passed to mac_ether_header_info is bad: "Bad kernel fault at addr=0x4300000c" Is it possible that your driver is either passing a bad mblk or is otherwise trashing the input packet? --Sowmini On (01/28/08 21:38), gopanapalli pradeep wrote: > > Hi, > I am porting my 10 gig network driver to solaris( gldv3 base ) . > Everything seems to be fine until this crash happens , this is after a > one hour of TCP traffic between the network interface and a client . > > panic[cpu1]/thread=fffffe8000425c80: > BAD TRAP: type=e (#pf Page fault) rp=fffffe8000425820 addr=4300000c occurred > in > module "mac_ether" due to an illegal access to a user address > sched: > #pf Page fault > Bad kernel fault at addr=0x4300000c > pid=0, pc=0xfffffffff3dbace5, sp=0xfffffe8000425910, eflags=0x10216 > cr0: 8005003b<pg,wp,ne,et,ts,mp,pe> cr4: 6f0<xmme,fxsr,pge,mce,pae,pse> > cr2: 4300000c cr3: 68fe000 cr8: c > rdi: ffffffff85bf63c0 rsi: 0 rdx: 43000006 > rcx: ffffffff85bf63c0 r8: fffffe8000425a6c r9: 1 > rax: 5ea rbx: fffffe8000425a70 rbp: fffffe8000425920 > r10: ffffffff8bdb1a00 r11: 0 r12: 43000000 > r13: 1 r14: fffffe8000425a6a r15: ffffffff85bf63c0 > fsb: ffffffff80000000 gsb: ffffffff81432800 ds: 43 > es: 43 fs: 0 gs: 1c3 > trp: e err: 0 rip: fffffffff3dbace5 > cs: 28 rfl: 10216 rsp: fffffe8000425910 > ss: 30 > > fffffe8000425730 unix:die+da () > fffffe8000425810 unix:trap+d86 () > fffffe8000425820 unix:cmntrap+13f () > fffffe8000425920 mac_ether:mac_ether_header_info+25 () > fffffe8000425930 mac:mac_header_info+15 () > fffffe8000425970 dls:dls_link_header_info+45 () > fffffe8000425a10 dls:i_dls_link_subchain+38 () > fffffe8000425ad0 dls:i_dls_link_rx+59 () > fffffe8000425b00 mac:mac_rx+45 () > fffffe8000425b70 benet:process_nic_rx_completion+3f7 () > fffffe8000425bc0 benet:process_ucast_rx_completion+cf () > fffffe8000425c20 benet:osm_process_sts+141 () > fffffe8000425c60 unix:av_dispatch_softvect+62 () > fffffe8000425c70 unix:intr_thread+a5 () > Where osm_process_sts is my interrupt function . I tried to debug using > mdb but iam clueless. > Iam using > uname -a > SunOS unknown 5.10 Generic_120012-14 i86pc i386 i86pc > Solaris 10 8/07 s10x_u4wos_12b X86 > > Solaris 08/07.. > > I remember running this in solaris 10 previous release ( 02/07) > > Any help will be greatly appreciated > > PradeeP >
