Date: Fri, 22 Dec 2017 14:58:25 +0300 From: Oleg Bulyzhin <oleg@FreeBSD.org> To: Stephen Hurd <shurd@FreeBSD.org> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r327013 - head/sys/net Message-ID: <20171222115825.GA69149@lath.RINET.ru> In-Reply-To: <201712200103.vBK13YgS025896@repo.freebsd.org> References: <201712200103.vBK13YgS025896@repo.freebsd.org>
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On Wed, Dec 20, 2017 at 01:03:34AM +0000, Stephen Hurd wrote: > Author: shurd > Date: Wed Dec 20 01:03:34 2017 > New Revision: 327013 > URL: https://svnweb.freebsd.org/changeset/base/327013 > > Log: > Support attaching tx queues to cpus > > This will attempt to use a different thread/core on the same L2 > cache when possible, or use the same cpu as the rx thread when not. > If SMP isn't enabled, don't go looking for cores to use. This is mostly > useful when using shared TX/RX queues. > > Reviewed by: sbruno > Sponsored by: Limelight Networks > Differential Revision: https://reviews.freebsd.org/D12446 i'm getting this panic: [skipped] ix0: <Intel(R) PRO/10GbE PCI-Express Network Driver> port 0xcc00-0xcc1f mem 0xfde80000-0xfdefffff,0xfde7c000-0xfde7ffff irq 18 at device 0.0 on pci2 ix0: using 2048 tx descriptors and 2048 rx descriptors ix0: msix_init qsets capped at 16 ix0: pxm cpus: 4 queue msgs: 63 admincnt: 1 ix0: using 4 rx queues 4 tx queues ix0: attempting to allocate 5 MSI-X vectors (64 supported) msi: routing MSI-X IRQ 259 to local APIC 0 vector 54 msi: routing MSI-X IRQ 260 to local APIC 0 vector 55 msi: routing MSI-X IRQ 261 to local APIC 0 vector 56 msi: routing MSI-X IRQ 262 to local APIC 0 vector 57 msi: routing MSI-X IRQ 263 to local APIC 0 vector 58 ix0: using IRQs 259-263 for MSI-X ix0: Using MSIX interrupts with 5 vectors ix0: allocated for 4 queues ix0: allocated for 4 rx queues panic: Assertion gtask->gt_taskqueue != NULL failed at /usr/src/sys/net/iflib.c:5177 cpuid = 0 time = 1 KDB: enter: panic [ thread pid 0 tid 100000 ] Stopped at kdb_enter+0x3b: movq $0,kdb_why db> bt Tracing pid 0 tid 100000 td 0xffffffff80bf63c0 kdb_enter() at kdb_enter+0x3b/frame 0xffffffff81004130 vpanic() at vpanic+0x1b9/frame 0xffffffff810041b0 kassert_panic() at kassert_panic+0x173/frame 0xffffffff81004220 iflib_irq_set_affinity() at iflib_irq_set_affinity+0xae2/frame 0xffffffff810042e0 iflib_irq_alloc_generic() at iflib_irq_alloc_generic+0x1f7/frame 0xffffffff81004350 ixgbe_if_msix_intr_assign() at ixgbe_if_msix_intr_assign+0xa2/frame 0xffffffff810043d0 iflib_device_register() at iflib_device_register+0x2a6a/frame 0xffffffff810046f0 iflib_device_attach() at iflib_device_attach+0xb7/frame 0xffffffff81004720 device_attach() at device_attach+0x3f7/frame 0xffffffff81004770 bus_generic_attach() at bus_generic_attach+0x5a/frame 0xffffffff81004790 pci_attach() at pci_attach+0xd5/frame 0xffffffff810047d0 device_attach() at device_attach+0x3f7/frame 0xffffffff81004820 bus_generic_attach() at bus_generic_attach+0x5a/frame 0xffffffff81004840 acpi_pcib_pci_attach() at acpi_pcib_pci_attach+0xa1/frame 0xffffffff81004880 device_attach() at device_attach+0x3f7/frame 0xffffffff810048d0 bus_generic_attach() at bus_generic_attach+0x5a/frame 0xffffffff810048f0 pci_attach() at pci_attach+0xd5/frame 0xffffffff81004930 device_attach() at device_attach+0x3f7/frame 0xffffffff81004980 bus_generic_attach() at bus_generic_attach+0x5a/frame 0xffffffff810049a0 acpi_pcib_acpi_attach() at acpi_pcib_acpi_attach+0x3bc/frame 0xffffffff81004a10 device_attach() at device_attach+0x3f7/frame 0xffffffff81004a60 bus_generic_attach() at bus_generic_attach+0x5a/frame 0xffffffff81004a80 acpi_attach() at acpi_attach+0xe85/frame 0xffffffff81004b30 device_attach() at device_attach+0x3f7/frame 0xffffffff81004b80 bus_generic_attach() at bus_generic_attach+0x5a/frame 0xffffffff81004ba0 nexus_acpi_attach() at nexus_acpi_attach+0x73/frame 0xffffffff81004bd0 device_attach() at device_attach+0x3f7/frame 0xffffffff81004c20 bus_generic_new_pass() at bus_generic_new_pass+0x116/frame 0xffffffff81004c50 bus_set_pass() at bus_set_pass+0x8c/frame 0xffffffff81004c80 configure() at configure+0x9/frame 0xffffffff81004c90 mi_startup() at mi_startup+0x9c/frame 0xffffffff81004cb0 btext() at btext+0x2c -- Oleg. ================================================================ === Oleg Bulyzhin -- OBUL-RIPN -- OBUL-RIPE -- oleg@rinet.ru === ================================================================
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