Date: Mon, 08 Sep 2014 12:09:08 -0700 From: Sean Bruno <sbruno@ignoranthack.me> To: freebsd-net@freebsd.org Subject: ixgbe(4) spin lock held too long Message-ID: <1410203348.1343.1.camel@bruno>
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This sort of looks like the hardware failed to respond to us in time? Too busy? sean panic: spin lock held too long GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "amd64-marcel-freebsd"... Unread portion of the kernel message buffer: spin lock 0xffffffff812a0400 (callout) held by 0xfffff800151fe000 (tid 100003) too long panic: spin lock held too long cpuid = 4 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe1f292752b0 panic() at panic+0x155/frame 0xfffffe1f29275330 _mtx_lock_spin_cookie() at _mtx_lock_spin_cookie+0x243/frame 0xfffffe1f29275390 callout_lock() at callout_lock+0xd4/frame 0xfffffe1f292753d0 callout_reset_sbt_on() at callout_reset_sbt_on+0x10b/frame 0xfffffe1f29275450 tcp_timer_activate() at tcp_timer_activate+0xe7/frame 0xfffffe1f29275470 tcp_do_segment() at tcp_do_segment+0x96/frame 0xfffffe1f292755b0 tcp_input() at tcp_input+0xeed/frame 0xfffffe1f292756f0 ip_input() at ip_input+0x97/frame 0xfffffe1f29275740 netisr_dispatch_src() at netisr_dispatch_src+0x62/frame 0xfffffe1f292757b0 ether_demux() at ether_demux+0x126/frame 0xfffffe1f292757e0 ether_nh_input() at ether_nh_input+0x349/frame 0xfffffe1f29275840 netisr_dispatch_src() at netisr_dispatch_src+0x62/frame 0xfffffe1f292758b0 tcp_lro_flush() at tcp_lro_flush+0x198/frame 0xfffffe1f292758d0 ixgbe_rxeof() at ixgbe_rxeof+0x6b3/frame 0xfffffe1f29275990 ixgbe_msix_que() at ixgbe_msix_que+0xba/frame 0xfffffe1f292759e0 intr_event_execute_handlers() at intr_event_execute_handlers+0xab/frame 0xfffffe1f29275a20 ithread_loop() at ithread_loop+0x96/frame 0xfffffe1f29275a70 fork_exit() at fork_exit+0x9a/frame 0xfffffe1f29275ab0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe1f29275ab0 --- trap 0, rip = 0, rsp = 0xfffffe1f29275b70, rbp = 0 --- Uptime: 8d20h4m58s
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