On Fri, Feb 20, 2015 at 09:34:02AM +0100, Roger Pau Monné wrote: R> I've tried the attached patch and now I get a different panic: R> R> [...] R> xn0: <Virtual Network Interface> at device/vif/0 on xenbusb_front0 R> xn0: Ethernet address: 00:16:3e:0a:80:c2 R> xenbusb_back0: <Xen Backend Devices> on xenstore0 R> xbd0: Back-end specified ring-pages of 15 is not a power of 2. Limited to 8. R> xn0: backend features: feature-sg feature-gso-tcp4 R> xbd0: R> R> Fatal trap 9: general protection fault while in kernel mode R> cpuid = 0; apic id = 00 R> instruction pointer = 0x20:0xffffffff80b0c60b R> stack pointer = 0x28:0xfffffe0096c18960 R> frame pointer = 0x28:0xfffffe0096c18a30 R> code segment = base 0x0, limit 0xfffff, type 0x1b R> = DPL 0, pres 1, long 1, def32 0, gran 1 R> processor eflags = interrupt enabled, resume, IOPL = 0 R> current process = 12 (irq778: xn0) R> [ thread pid 12 tid 100052 ] R> Stopped at tcp_lro_rx+0x1b: movw 0xc(%rbx),%r15w R> db> bt R> Tracing pid 12 tid 100052 td 0xfffff80002da2940 R> tcp_lro_rx() at tcp_lro_rx+0x1b/frame 0xfffffe0096c18a30 R> xn_intr() at xn_intr+0xa12/frame 0xfffffe0096c18b30 R> intr_event_execute_handlers() at intr_event_execute_handlers+0xe1/frame 0xfffffe0096c18b70 R> ithread_loop() at ithread_loop+0xac/frame 0xfffffe0096c18bb0 R> fork_exit() at fork_exit+0x84/frame 0xfffffe0096c18bf0 R> fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0096c18bf0 R> --- trap 0, rip = 0, rsp = 0xfffffe0096c18cb0, rbp = 0 --- R> db> R> R> addr2line however seems to be unable to resolve the IP address R> to a line number: R> R> # addr2line -e /boot/kernel/kernel ffffffff80b0c60b R> ??:0
Do you have coredump? If yes, can you please show within frame of xn_intr(): p rxq p *m -- Totus tuus, Glebius. _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "[email protected]"
