There has been some significant rework around __alloc_pages_nodemask(), adding Mel and linux-mm. -Robert On 26.10.16 10:00:02, David Daney wrote: > On 10/26/2016 06:43 AM, Robert Richter wrote: > >On 25.10.16 14:31:00, David Daney wrote: > >>From: David Daney <david.daney@xxxxxxxxxx> > >> > >>On arm64 NUMA kernels we can pass "numa=off" on the command line to > >>disable NUMA. A side effect of this is that kmalloc_node() calls to > >>non-zero nodes will crash the system with an OOPS: > >> > >>[ 0.000000] [<fffffc00081bba84>] __alloc_pages_nodemask+0xa4/0xe68 > >>[ 0.000000] [<fffffc00082163a8>] new_slab+0xd0/0x57c > >>[ 0.000000] [<fffffc000821879c>] ___slab_alloc+0x2e4/0x514 > >>[ 0.000000] [<fffffc000823882c>] __slab_alloc+0x48/0x58 > >>[ 0.000000] [<fffffc00082195a0>] __kmalloc_node+0xd0/0x2e0 > >>[ 0.000000] [<fffffc00081119b8>] __irq_domain_add+0x7c/0x164 > >>[ 0.000000] [<fffffc0008b75d30>] its_probe+0x784/0x81c > >>[ 0.000000] [<fffffc0008b75e10>] its_init+0x48/0x1b0 > >>. > >>. > >>. > >> > >>This is caused by code like this in kernel/irq/irqdomain.c > >> > >> domain = kzalloc_node(sizeof(*domain) + (sizeof(unsigned int) * size), > >> GFP_KERNEL, of_node_to_nid(of_node)); > >> > >>When NUMA is disabled, the concept of a node is really undefined, so > >>of_node_to_nid() should unconditionally return NUMA_NO_NODE. > >> > >>Add __of_force_no_numa() to allow of_node_to_nid() to be forced to > >>return NUMA_NO_NODE. > >> > >>The follow on patch will call this new function from the arm64 numa > >>code. > > > >Didn't that work before? > > I am fairly certain that it used to work. > > >numa=off just maps all mem to node 0. > > Yes, that is the current behavior. > > >If mem > >allocation is requested for another node it should just fall back to a > >node with mem (node 0 then). > > This is the root of the problem. The ITS code is allocating memory. It > calls of_node_to_nid() to determine which node it resides on. The answer in > the failing case is node-1. Since we have mapped all the memory to node-0 > the __kmalloc_node(..., 1) call fails with the OOPS shown. > > It could be that __kmalloc_node() used to allocate memory on a node other > than the requested node if the request couldn't be met. But in v4.8 and > later it produces that OOPS. > > If you pass a node containing free memory or NUMA_NO_NODE to > __kmalloc_node(), the allocation succeeds. > > When we first did these patches, I advocated removing the numa=off feature, > and requiring people to install usable firmware on their systems. That was > rejected on the grounds that not everybody has the ability to change their > firmware and we would like to allow NUMA kernels to run on systems with > defective firmware by supplying this command line parameter. Now that I > have seen requests from the wild for this, I think it is a good idea to > allow numa=off to be used to work around this bad firmware. > > The change in this patch set is fairly small, and seems to get the job done. > An alternative would be to change __kmalloc_node() to ignore the node > parameter if the request cannot be made, but I assume that there were good > reasons to have the current behavior, so that would be a much more > complicated change to make. > > > > >I suspect there is something wrong with > >the page initialization, see: > > > > http://www.spinics.net/lists/arm-kernel/msg535191.html > > https://bugzilla.redhat.com/show_bug.cgi?id=1387793 > > > >What is the complete oops? > > > >So I think k*alloc_node() must be able to handle requests to > >non-existing nodes. Otherwise your fix is incomplete, assume a failed > >of_numa_init() causing a dummy init but still some devices reporting a > >node. > > . > . > . > EFI stub: Booting Linux Kernel... > EFI stub: Using DTB from configuration table > EFI stub: Exiting boot services and installing virtual address map... > [ 0.000000] Booting Linux on physical CPU 0x0 > [ 0.000000] Linux version 4.8.0-rc8-dd (ddaney@localhost.localdomain) > (gcc version 4.8.5 20150623 (Red Hat 4.8.5-11) (GCC) ) #29 SMP Tue Sep 27 > 15:50:35 PDT 2016 > [ 0.000000] Boot CPU: AArch64 Processor [431f0a10] > [ 0.000000] NUMA turned off > [ 0.000000] earlycon: pl11 at MMIO 0x000087e024000000 (options '') > [ 0.000000] bootconsole [pl11] enabled > [ 0.000000] efi: Getting EFI parameters from FDT: > [ 0.000000] efi: EFI v2.40 by Cavium Thunder cn88xx EFI > jenkins_weekly_build_40-0-ga1f880f Sep 13 2016 17:05:35 > [ 0.000000] efi: ACPI=0xfffff000 ACPI 2.0=0xfffff014 SMBIOS > 3.0=0x10ffafcf000 > [ 0.000000] cma: Reserved 512 MiB at 0x00000000c0000000 > [ 0.000000] NUMA disabled > [ 0.000000] NUMA: Faking a node at [mem > 0x0000000000000000-0x0000010fffffffff] > [ 0.000000] NUMA: Adding memblock [0x1400000 - 0xfffdffff] on node 0 > [ 0.000000] NUMA: Adding memblock [0xfffe0000 - 0xffffffff] on node 0 > [ 0.000000] NUMA: Adding memblock [0x100000000 - 0xfffffffff] on node 0 > [ 0.000000] NUMA: Adding memblock [0x10000400000 - 0x10ffa38ffff] on node > 0 > [ 0.000000] NUMA: Adding memblock [0x10ffa390000 - 0x10ffa41ffff] on node > 0 > [ 0.000000] NUMA: Adding memblock [0x10ffa420000 - 0x10ffaeaffff] on node > 0 > [ 0.000000] NUMA: Adding memblock [0x10ffaeb0000 - 0x10ffaffffff] on node > 0 > [ 0.000000] NUMA: Adding memblock [0x10ffb000000 - 0x10ffffaffff] on node > 0 > [ 0.000000] NUMA: Adding memblock [0x10ffffb0000 - 0x10fffffffff] on node > 0 > [ 0.000000] NUMA: Initmem setup node 0 [mem 0x01400000-0x10fffffffff] > [ 0.000000] NUMA: NODE_DATA [mem 0x10ffffae480-0x10ffffaff7f] > [ 0.000000] Zone ranges: > [ 0.000000] DMA [mem 0x0000000001400000-0x00000000ffffffff] > [ 0.000000] Normal [mem 0x0000000100000000-0x0000010fffffffff] > [ 0.000000] Movable zone start for each node > [ 0.000000] Early memory node ranges > [ 0.000000] node 0: [mem 0x0000000001400000-0x00000000fffdffff] > [ 0.000000] node 0: [mem 0x00000000fffe0000-0x00000000ffffffff] > [ 0.000000] node 0: [mem 0x0000000100000000-0x0000000fffffffff] > [ 0.000000] node 0: [mem 0x0000010000400000-0x0000010ffa38ffff] > [ 0.000000] node 0: [mem 0x0000010ffa390000-0x0000010ffa41ffff] > [ 0.000000] node 0: [mem 0x0000010ffa420000-0x0000010ffaeaffff] > [ 0.000000] node 0: [mem 0x0000010ffaeb0000-0x0000010ffaffffff] > [ 0.000000] node 0: [mem 0x0000010ffb000000-0x0000010ffffaffff] > [ 0.000000] node 0: [mem 0x0000010ffffb0000-0x0000010fffffffff] > [ 0.000000] Initmem setup node 0 [mem > 0x0000000001400000-0x0000010fffffffff] > [ 0.000000] psci: probing for conduit method from DT. > [ 0.000000] psci: PSCIv0.2 detected in firmware. > [ 0.000000] psci: Using standard PSCI v0.2 function IDs > [ 0.000000] psci: Trusted OS resident on physical CPU 0x0 > [ 0.000000] percpu: Embedded 3 pages/cpu @ffffff0ff6900000 s116736 r8192 > d71680 u196608 > [ 0.000000] Detected VIPT I-cache on CPU0 > [ 0.000000] CPU features: enabling workaround for Cavium erratum 27456 > [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total > pages: 2094720 > [ 0.000000] Policy zone: Normal > [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz-4.8.0-rc8-dd > root=/dev/mapper/rhel-root ro crashkernel=auto rd.lvm.lv=rhel/root > rd.lvm.lv=rhel/swap LANG=en_US.UTF-8 numa=off console=ttyAMA0,115200n8 > earlycon=pl011,0x87e024000000 > [ 0.000000] log_buf_len individual max cpu contribution: 4096 bytes > [ 0.000000] log_buf_len total cpu_extra contributions: 389120 bytes > [ 0.000000] log_buf_len min size: 524288 bytes > [ 0.000000] log_buf_len: 1048576 bytes > [ 0.000000] early log buf free: 519176(99%) > [ 0.000000] PID hash table entries: 4096 (order: -1, 32768 bytes) > [ 0.000000] software IO TLB [mem 0xfbfd0000-0xfffd0000] (64MB) mapped at > [fffffe00fbfd0000-fffffe00fffcffff] > [ 0.000000] Memory: 133391936K/134193152K available (7356K kernel code, > 1359K rwdata, 3392K rodata, 1216K init, 6799K bss, 276928K reserved, 524288K > cma-reserved) > [ 0.000000] Virtual kernel memory layout: > [ 0.000000] modules : 0xfffffc0000000000 - 0xfffffc0008000000 ( > 128 MB) > [ 0.000000] vmalloc : 0xfffffc0008000000 - 0xfffffdff5fff0000 ( > 2045 GB) > [ 0.000000] .text : 0xfffffc0008080000 - 0xfffffc00087b0000 ( > 7360 KB) > [ 0.000000] .rodata : 0xfffffc00087b0000 - 0xfffffc0008b10000 ( > 3456 KB) > [ 0.000000] .init : 0xfffffc0008b10000 - 0xfffffc0008c40000 ( > 1216 KB) > [ 0.000000] .data : 0xfffffc0008c40000 - 0xfffffc0008d93e00 ( > 1360 KB) > [ 0.000000] .bss : 0xfffffc0008d93e00 - 0xfffffc0009437d48 ( > 6800 KB) > [ 0.000000] fixed : 0xfffffdff7e7d0000 - 0xfffffdff7ec00000 ( > 4288 KB) > [ 0.000000] PCI I/O : 0xfffffdff7ee00000 - 0xfffffdff7fe00000 ( > 16 MB) > [ 0.000000] vmemmap : 0xfffffdff80000000 - 0xfffffe0000000000 ( > 2 GB maximum) > [ 0.000000] 0xfffffdff80005000 - 0xfffffdffc4000000 ( > 1087 MB actual) > [ 0.000000] memory : 0xfffffe0001400000 - 0xffffff1000000000 > (1114092 MB) > [ 0.000000] SLUB: HWalign=128, Order=0-3, MinObjects=0, CPUs=96, Nodes=1 > [ 0.000000] Hierarchical RCU implementation. > [ 0.000000] Build-time adjustment of leaf fanout to 64. > [ 0.000000] RCU restricting CPUs from NR_CPUS=4096 to nr_cpu_ids=96. > [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=96 > [ 0.000000] NR_IRQS:64 nr_irqs:64 0 > [ 0.000000] GICv3: GIC: Using split EOI/Deactivate mode > [ 0.000000] ITS: /interrupt-controller@801000000000/gic-its@801000020000 > [ 0.000000] ITS@0x0000801000020000: allocated 2097152 Devices > @10001000000 (flat, esz 8, psz 64K, shr 1) > [ 0.000000] ITS: /interrupt-controller@801000000000/gic-its@901000020000 > [ 0.000000] ITS@0x0000901000020000: allocated 2097152 Devices > @10002000000 (flat, esz 8, psz 64K, shr 1) > [ 0.000000] Unable to handle kernel NULL pointer dereference at virtual > address 00001680 > [ 0.000000] pgd = fffffc0009470000 > [ 0.000000] [00001680] *pgd=0000010ffff90003, *pud=0000010ffff90003, > *pmd=0000010ffff90003, *pte=0000000000000000 > [ 0.000000] Internal error: Oops: 96000006 [#1] SMP > [ 0.000000] Modules linked in: > [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.8.0-rc8-dd #29 > [ 0.000000] Hardware name: Cavium ThunderX CN88XX board (DT) > [ 0.000000] task: fffffc0008c71c80 task.stack: fffffc0008c40000 > [ 0.000000] PC is at __alloc_pages_nodemask+0xa4/0xe68 > [ 0.000000] LR is at __alloc_pages_nodemask+0x38/0xe68 > [ 0.000000] pc : [<fffffc00081c8950>] lr : [<fffffc00081c88e4>] pstate: > 600000c5 > [ 0.000000] sp : fffffc0008c43880 > [ 0.000000] x29: fffffc0008c43880 x28: ffffff000041fc00 > [ 0.000000] x27: 0000000000201200 x26: 0000000000000000 > [ 0.000000] x25: 0000000000000001 x24: 0000000000001680 > [ 0.000000] x23: 0000000000201200 x22: fffffc0008c439c8 > [ 0.000000] x21: fffffc0008c63000 x20: 0000000000201200 > [ 0.000000] x19: 0000000000000000 x18: 0000000000000070 > [ 0.000000] x17: 0000000000000008 x16: 0000000000000000 > [ 0.000000] x15: 0000000000000000 x14: 2820303030303030 > [ 0.000000] x13: 3230303031402073 x12: 6563697665442032 > [ 0.000000] x11: 0000000000000020 x10: fffffc0009334000 > [ 0.000000] x9 : 0000000001bfff3f x8 : 7f7f7f7f7f7f7f7f > [ 0.000000] x7 : 0000000001210111 x6 : fffffdffc00010a0 > [ 0.000000] x5 : 0000000000000000 x4 : 0000000000000000 > [ 0.000000] x3 : 0000000000000000 x2 : 0000000000000000 > [ 0.000000] x1 : 0000000000000000 x0 : fffffc0008c63bb0 > [ 0.000000] > [ 0.000000] Process swapper/0 (pid: 0, stack limit = 0xfffffc0008c40020) > [ 0.000000] Stack: (0xfffffc0008c43880 to 0xfffffc0008c44000) > [ 0.000000] 3880: fffffc0008c439f0 fffffc000821fa70 ffffff000041fc00 > 0000000000000200 > [ 0.000000] 38a0: fffffc0008115374 0000000000000000 0000000000000000 > 0000000000000001 > [ 0.000000] 38c0: 0000000000000000 0000000000000000 0000000000201200 > ffffff000041fc00 > [ 0.000000] 38e0: fffffc0008c43960 fffffc000810bc20 fffffc0008c43960 > fffffc0008c43960 > [ 0.000000] 3900: fffffc0008c43930 00000000ffffffd0 fffffc0008c43960 > fffffc0008c43960 > [ 0.000000] 3920: fffffc0008c43930 00000000ffffffd0 fffffc0008c43970 > fffffc0008221658 > [ 0.000000] 3940: 7f7f7f7f7f7f7f7f 0000000000000002 0101010101010101 > 0000000000000020 > [ 0.000000] 3960: fffffc0008c43a70 fffffc0008221c04 0000000000000001 > 00000000024080c0 > [ 0.000000] 3980: fffffc0008115374 fffffc0008bf8648 0000000000001000 > 0000000000000000 > [ 0.000000] 39a0: ffffff000041fc00 0000000000000001 ffffff0ff691e840 > ffffff000041fc00 > [ 0.000000] 39c0: ffffff0ff691e840 0000000000001680 0000000000000000 > 0000000000000000 > [ 0.000000] 39e0: 0000000100000000 0000000000000000 fffffc0008c43a70 > fffffc0008221e24 > [ 0.000000] 3a00: 0000000000000001 00000000024080c0 fffffc0008115374 > fffffc0008bf8648 > [ 0.000000] 3a20: 0000000000001000 0000000000000000 0000000000000000 > 0000000000000001 > [ 0.000000] 3a40: ffffff0ff691e840 ffffff000041fc00 fffffc000928a1e8 > 024080c000000006 > [ 0.000000] 3a60: fffffc0008ca6a38 000000000000005c fffffc0008c43b90 > fffffc0008239498 > [ 0.000000] 3a80: 00000000000000c0 ffffff000041fc00 ffffff0000424f00 > 0000000000000070 > [ 0.000000] 3aa0: 0000000000000001 fffffc0008115374 ffffff000041fc00 > fffffc00093f1000 > [ 0.000000] 3ac0: ffffff0002000000 ffffff0000433000 fffffc0008c43bd0 > fffffc0008a308f0 > [ 0.000000] 3ae0: 0000000000010000 0000020000000000 0000000000000000 > 0000000000000001 > [ 0.000000] 3b00: fffffc0008c43b30 fffffc000861f07c fffffc000941efc0 > 00000000000000c0 > [ 0.000000] 3b20: ffffff0ffff44e60 00000000000000c0 fffffc0008c43b70 > fffffc000861f234 > [ 0.000000] 3b40: ffffff0ffff44e60 0000000000000004 ffffff0ffff44e60 > fffffc0008c43c70 > [ 0.000000] 3b60: 0000000000000000 fffffc0008a74460 fffffc0008c43ba0 > fffffc000861f3fc > [ 0.000000] 3b80: fffffc0008c43ba0 fffffc00083ca55c fffffc0008c43bd0 > fffffc0008222c20 > [ 0.000000] 3ba0: ffffff000041fc00 00000000024080c0 ffffff0ff691e840 > fffffc0008115374 > [ 0.000000] 3bc0: 0000000000000001 00000000024080c0 fffffc0008c43c20 > fffffc0008115374 > [ 0.000000] 3be0: 0000000000000070 ffffff0ffff44e80 ffffff0ffff44e60 > 0000000000000000 > [ 0.000000] 3c00: fffffc0008849a18 ffffffffffffffff 0000000000000000 > ffffff0000433000 > [ 0.000000] 3c20: fffffc0008c43c80 fffffc0008b461dc ffffff0000424e80 > 2800000000000000 > [ 0.000000] 3c40: 0000000000010000 0000020000000000 0000000000000000 > 0000000000000400 > [ 0.000000] 3c60: 0000000000000400 ffffff00004330f8 0000000000000001 > ffffff0ffffabe00 > [ 0.000000] 3c80: fffffc0008c43dc0 fffffc0008b462bc fffffc0008d33488 > fffffc0008d33000 > [ 0.000000] 3ca0: ffffff0ffff44e60 fffffc0008c6c840 ffffff0000424b00 > ffffff0000424880 > [ 0.000000] 3cc0: 0000000000000002 0000000000000000 0000000001bae074 > 0000000001f1001c > [ 0.000000] 3ce0: 0000000000000000 fffffc0008a30890 ffffff0000424b00 > fffffc0008849940 > [ 0.000000] 3d00: ffffff0000433020 fffffc0008a308f0 ffffff0000433008 > ffffff0ffff44e60 > [ 0.000000] 3d20: fffffc000ac00000 0000000000000008 0000000000000001 > 8107000000000000 > [ 0.000000] 3d40: 00000000000000c0 0000000001000000 00000008fff44e60 > 0000010002000000 > [ 0.000000] 3d60: 0000000000000100 81070000000000ff fffffc0008c43dc0 > 0000000008b462cc > [ 0.000000] 3d80: 0000901000020000 000090100021ffff ffffff0ffff44f08 > 0000000000000200 > [ 0.000000] 3da0: 0000000000000000 0000000000000000 0000000000000000 > 0000000000000000 > [ 0.000000] 3dc0: fffffc0008c43e10 fffffc0008b4543c fffffc0008c6c828 > fffffc0008d32000 > [ 0.000000] 3de0: fffffc0008c6c000 ffffff0ffff44470 fffffc0008849000 > ffffff0000424880 > [ 0.000000] 3e00: fffffc0008c43e10 fffffc0008b45420 fffffc0008c43e60 > fffffc0008b456bc > [ 0.000000] 3e20: 0000000000000002 0000000000000003 0000000000000030 > ffffff0000424880 > [ 0.000000] 3e40: ffffff0ffff44470 0000000000000000 0000000000000018 > fffffc0008000000 > [ 0.000000] 3e60: fffffc0008c43f00 fffffc0008b5aec8 ffffff0000424700 > fffffc0008c43f60 > [ 0.000000] 3e80: fffffc0008c43f60 0000000000000000 fffffc0008c43f70 > fffffc0008d92000 > [ 0.000000] 3ea0: fffffc0008a734e0 fffffc0008a734b8 fffffc0008c43f00 > 0000000208b5ae3c > [ 0.000000] 3ec0: 0000000000000000 00009010805fffff ffffff0ffff44518 > 0000000000000200 > [ 0.000000] 3ee0: 0000000000000000 0000000000000000 0000000000000000 > 0000000000000000 > [ 0.000000] 3f00: fffffc0008c43f80 fffffc0008b43f9c fffffc0008c60000 > fffffc0008b66628 > [ 0.000000] 3f20: fffffc0008b66628 fffffc0008dc0000 fffffc0008c60000 > ffffff0ffffac580 > [ 0.000000] 3f40: 0000000002840000 0000000002870000 0000000000000020 > 0000000000000000 > [ 0.000000] 3f60: fffffc0008c43f60 fffffc0008c43f60 fffffc0008c43f70 > fffffc0008c43f70 > [ 0.000000] 3f80: fffffc0008c43f90 fffffc0008b12d60 fffffc0008c43fa0 > fffffc0008b10a3c > [ 0.000000] 3fa0: 0000000000000000 fffffc0008b101c4 0000010ff7a35218 > 0000000000000e12 > [ 0.000000] 3fc0: 0000000021200000 0000000030d00980 0000000000000000 > 0000000001400000 > [ 0.000000] 3fe0: 0000000000000000 fffffc0008b66628 0000000000000000 > 0000000000000000 > [ 0.000000] Call trace: > [ 0.000000] Exception stack(0xfffffc0008c436b0 to 0xfffffc0008c437e0) > [ 0.000000] 36a0: 0000000000000000 > 0000040000000000 > [ 0.000000] 36c0: fffffc0008c43880 fffffc00081c8950 ffffff0ffffaf180 > 0000000000000003 > [ 0.000000] 36e0: fffffc0008c63000 00000000ffffffff 0000000000000001 > 0000000000000000 > [ 0.000000] 3700: fffffc0008c43720 fffffc00081e25cc 0000000000000000 > 0000000001bfff3f > [ 0.000000] 3720: fffffc0008c43750 fffffc00081c8454 0000000000000012 > 0000000000000000 > [ 0.000000] 3740: fffffffffffffff8 0000000000000012 fffffc0008c63bb0 > 0000000000000000 > [ 0.000000] 3760: 0000000000000000 0000000000000000 0000000000000000 > 0000000000000000 > [ 0.000000] 3780: fffffdffc00010a0 0000000001210111 7f7f7f7f7f7f7f7f > 0000000001bfff3f > [ 0.000000] 37a0: fffffc0009334000 0000000000000020 6563697665442032 > 3230303031402073 > [ 0.000000] 37c0: 2820303030303030 0000000000000000 0000000000000000 > 0000000000000008 > [ 0.000000] [<fffffc00081c8950>] __alloc_pages_nodemask+0xa4/0xe68 > [ 0.000000] [<fffffc000821fa70>] new_slab+0xd0/0x564 > [ 0.000000] [<fffffc0008221e24>] ___slab_alloc+0x2e4/0x514 > [ 0.000000] [<fffffc0008239498>] __slab_alloc+0x48/0x58 > [ 0.000000] [<fffffc0008222c20>] __kmalloc_node+0xd0/0x2dc > [ 0.000000] [<fffffc0008115374>] __irq_domain_add+0x7c/0x164 > [ 0.000000] [<fffffc0008b461dc>] its_probe+0x784/0x81c > [ 0.000000] [<fffffc0008b462bc>] its_init+0x48/0x1b0 > [ 0.000000] [<fffffc0008b4543c>] gic_init_bases+0x228/0x360 > [ 0.000000] [<fffffc0008b456bc>] gic_of_init+0x148/0x1cc > [ 0.000000] [<fffffc0008b5aec8>] of_irq_init+0x184/0x298 > [ 0.000000] [<fffffc0008b43f9c>] irqchip_init+0x14/0x38 > [ 0.000000] [<fffffc0008b12d60>] init_IRQ+0xc/0x30 > [ 0.000000] [<fffffc0008b10a3c>] start_kernel+0x240/0x3b8 > [ 0.000000] [<fffffc0008b101c4>] __primary_switched+0x30/0x6c > [ 0.000000] Code: 912ec2a0 b9403809 0a0902fb 37b007db (f9400300) > [ 0.000000] ---[ end trace 0000000000000000 ]--- > [ 0.000000] Kernel panic - not syncing: Fatal exception > [ 0.000000] ---[ end Kernel panic - not syncing: Fatal exception > > > Same thing on v4.8.x and v4.9-rc? > > > > > > > >-Robert > > > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
