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SubjectRe: [PATCH 1/3] [v2] powerpc: mac: fix rtc read/write functions
A patch for the subject is now upstream. That made me finally take some 
time to test it on my PowerMac G4. Tha date is OK but I get two warnings
with backtrace on bootup. Full dmesg below.

[ 0.000000] Total memory = 1024MB; using 2048kB for hash table (at (ptrval))
[ 0.000000] RAM mapped without BATs
[ 0.000000] Linux version 4.18.0-rc2-00223-g1904148a361a (mroos@pohl) (gcc version 7.3.0 (Debian 7.3.0-24)) #88 Sun Jul 1 01:39:01 EEST 2018
[ 0.000000] Found UniNorth memory controller & host bridge @ 0xf8000000 revision: 0x11
[ 0.000000] Mapped at 0xff7c0000
[ 0.000000] Found a Keylargo mac-io controller, rev: 3, mapped at 0x(ptrval)
[ 0.000000] Processor NAP mode on idle enabled.
[ 0.000000] PowerMac motherboard: PowerMac G4 Silver
[ 0.000000] Using PowerMac machine description
[ 0.000000] bootconsole [udbg0] enabled
[ 0.000000] -----------------------------------------------------
[ 0.000000] Hash_size = 0x200000
[ 0.000000] phys_mem_size = 0x40000000
[ 0.000000] dcache_bsize = 0x20
[ 0.000000] icache_bsize = 0x20
[ 0.000000] cpu_features = 0x000000000401a00a
[ 0.000000] possible = 0x000000002f7ff04b
[ 0.000000] always = 0x0000000000000000
[ 0.000000] cpu_user_features = 0x9c000001 0x00000000
[ 0.000000] mmu_features = 0x00000001
[ 0.000000] Hash = 0x(ptrval)
[ 0.000000] Hash_mask = 0x7fff
[ 0.000000] -----------------------------------------------------
[ 0.000000] Found UniNorth PCI host bridge at 0x00000000f0000000. Firmware bus number: 0->0
[ 0.000000] PCI host bridge /pci@f0000000 ranges:
[ 0.000000] MEM 0x00000000f1000000..0x00000000f1ffffff -> 0x00000000f1000000
[ 0.000000] IO 0x00000000f0000000..0x00000000f07fffff -> 0x0000000000000000
[ 0.000000] MEM 0x0000000090000000..0x000000009fffffff -> 0x0000000090000000
[ 0.000000] Found UniNorth PCI host bridge at 0x00000000f2000000. Firmware bus number: 0->0
[ 0.000000] PCI host bridge /pci@f2000000 (primary) ranges:
[ 0.000000] MEM 0x00000000f3000000..0x00000000f3ffffff -> 0x00000000f3000000
[ 0.000000] IO 0x00000000f2000000..0x00000000f27fffff -> 0x0000000000000000
[ 0.000000] MEM 0x0000000080000000..0x000000008fffffff -> 0x0000000080000000
[ 0.000000] Found UniNorth PCI host bridge at 0x00000000f4000000. Firmware bus number: 0->0
[ 0.000000] PCI host bridge /pci@f4000000 ranges:
[ 0.000000] MEM 0x00000000f5000000..0x00000000f5ffffff -> 0x00000000f5000000
[ 0.000000] IO 0x00000000f4000000..0x00000000f47fffff -> 0x0000000000000000
[ 0.000000] via-pmu: Server Mode is disabled
[ 0.000000] PMU driver v2 initialized for Core99, firmware: 0c
[ 0.000000] nvram: Checking bank 0...
[ 0.000000] nvram: gen0=134, gen1=135
[ 0.000000] nvram: Active bank is: 1
[ 0.000000] nvram: OF partition at 0x210
[ 0.000000] nvram: XP partition at 0x1220
[ 0.000000] nvram: NR partition at 0x1320
[ 0.000000] Top of RAM: 0x40000000, Total RAM: 0x40000000
[ 0.000000] Memory hole size: 0MB
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x0000000000000000-0x000000002fffffff]
[ 0.000000] Normal empty
[ 0.000000] HighMem [mem 0x0000000030000000-0x000000003fffffff]
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000000000000-0x000000003fffffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x000000003fffffff]
[ 0.000000] On node 0 totalpages: 262144
[ 0.000000] DMA zone: 1536 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 196608 pages, LIFO batch:31
[ 0.000000] HighMem zone: 65536 pages, LIFO batch:15
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608
[ 0.000000] Kernel command line: root=/dev/sda3 ro
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Memory: 1029696K/1048576K available (5136K kernel code, 228K rwdata, 996K rodata, 208K init, 255K bss, 18880K reserved, 0K cma-reserved, 262144K highmem)
[ 0.000000] Kernel virtual memory layout:
[ 0.000000] * 0xfffcf000..0xfffff000 : fixmap
[ 0.000000] * 0xff800000..0xffc00000 : highmem PTEs
[ 0.000000] * 0xfded8000..0xff800000 : early ioremap
[ 0.000000] * 0xf1000000..0xfded8000 : vmalloc & ioremap
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] NR_IRQS: 512, nr_irqs: 512, preallocated irqs: 16
[ 0.000000] mpic: Resetting
[ 0.000000] mpic: Setting up MPIC " MPIC 1 " version 1.2 at 80040000, max 1 CPUs
[ 0.000000] mpic: ISU size: 64, shift: 6, mask: 3f
[ 0.000000] mpic: Initializing for 64 sources
[ 0.000000] GMT Delta read from XPRAM: 120 minutes, DST: on
[ 0.000000] WARNING: CPU: 0 PID: 0 at arch/powerpc/platforms/powermac/time.c:154 pmu_get_time+0x7c/0xc8
[ 0.000000] Modules linked in:
[ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 4.18.0-rc2-00223-g1904148a361a #88
[ 0.000000] NIP: c0021354 LR: c0021308 CTR: 00000000
[ 0.000000] REGS: c0659df0 TRAP: 0700 Not tainted (4.18.0-rc2-00223-g1904148a361a)
[ 0.000000] MSR: 00021032 <ME,IR,DR,RI> CR: 48000222 XER: 20000000
[ 0.000000]
GPR00: c0021308 c0659ea0 c0635320 00000000 00d70298 00000004 00000001 00000098
GPR08: 00d70000 00000001 00000200 c06a0000 28000228 00000000 006cf290 006cf738
GPR16: ffbc1700 00000000 00000000 0076b855 006d6594 0013da24 009f0028 40140000
GPR24: 00000000 006ac000 efff44c0 c06293ec c065e020 c06293dc c066c4e4 c0659f78
[ 0.000000] NIP [c0021354] pmu_get_time+0x7c/0xc8
[ 0.000000] LR [c0021308] pmu_get_time+0x30/0xc8
[ 0.000000] Call Trace:
[ 0.000000] [c0659ea0] [c0021308] pmu_get_time+0x30/0xc8 (unreliable)
[ 0.000000] [c0659f10] [c000c428] read_persistent_clock64+0xc8/0x13c
[ 0.000000] [c0659f50] [c060e288] timekeeping_init+0x1c/0x24c
[ 0.000000] [c0659fc0] [c06020d8] start_kernel+0x2a0/0x38c
[ 0.000000] [c0659ff0] [00003444] 0x3444
[ 0.000000] Instruction dump:
[ 0.000000] 8941002e 5484c00e 5508801e 88e1002f 7c844214 554a402e 7c845214 7c843a14
[ 0.000000] 7d244810 7d294910 7d2948f8 552907fe <0f090000> 3d2083da 80010074 38210070
[ 0.000000] random: get_random_bytes called from print_oops_end_marker+0x58/0x7c with crng_init=0
[ 0.000000] ---[ end trace 2e01ad9337fe08fa ]---
[ 0.000000] time_init: decrementer frequency = 33.290001 MHz
[ 0.000000] time_init: processor frequency = 533.333332 MHz
[ 0.000021] clocksource: timebase: mask: 0xffffffffffffffff max_cycles: 0x7ad7d595e, max_idle_ns: 440795202265 ns
[ 0.000697] clocksource: timebase mult[1e09ff2c] shift[24] registered
[ 0.001075] clockevent: decrementer mult[885b18a] shift[32] cpu[0]
[ 0.001234] Console: colour dummy device 80x25
[ 0.001558] console [tty0] enabled
[ 0.001855] bootconsole [udbg0] disabled
[ 0.002335] pid_max: default: 32768 minimum: 301
[ 0.002463] Security Framework initialized
[ 0.002586] AppArmor: AppArmor initialized
[ 0.002676] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.002701] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.004649] devtmpfs: initialized
[ 0.005064] Duplicate name in PowerPC,G4@0, renamed to "l2-cache#1"
[ 0.007902] random: get_random_u32 called from bucket_table_alloc+0x90/0x1dc with crng_init=0
[ 0.008118] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.008143] futex hash table entries: 256 (order: -1, 3072 bytes)
[ 0.008462] NET: Registered protocol family 16
[ 0.008890] audit: initializing netlink subsys (disabled)
[ 0.010008] KeyWest i2c @0xf8001003 irq 42 /uni-n@f8000000/i2c@f8001000
[ 0.010033] channel 0 bus <multibus>
[ 0.010042] channel 1 bus <multibus>
[ 0.010154] KeyWest i2c @0x80018000 irq 26 /pci@f2000000/mac-io@17/i2c@18000
[ 0.010183] channel 0 bus <multibus>
[ 0.010228] PMU i2c /pci@f2000000/mac-io@17/via-pmu@16000
[ 0.010240] channel 1 bus <multibus>
[ 0.010249] channel 2 bus <multibus>
[ 0.010670] PCI: Probing PCI hardware
[ 0.010826] PCI host bridge to bus 0000:00
[ 0.010860] pci_bus 0000:00: root bus resource [io 0x802000-0x1001fff] (bus address [0x0000-0x7fffff])
[ 0.010886] pci_bus 0000:00: root bus resource [mem 0xf1000000-0xf1ffffff]
[ 0.010906] pci_bus 0000:00: root bus resource [mem 0x90000000-0x9fffffff]
[ 0.010928] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.010950] pci_bus 0000:00: busn_res: [bus 00-ff] end is updated to ff
[ 0.011456] pci 0000:00:0b.0: [106b:002d] type 00 class 0x060000
[ 0.011929] pci 0000:00:10.0: [1002:5046] type 00 class 0x030000
[ 0.011960] pci 0000:00:10.0: reg 0x10: [mem 0x94000000-0x97ffffff pref]
[ 0.011973] pci 0000:00:10.0: reg 0x14: [io 0x802400-0x8024ff]
[ 0.011986] pci 0000:00:10.0: reg 0x18: [mem 0x90000000-0x90003fff]
[ 0.012014] pci 0000:00:10.0: reg 0x30: [mem 0x90020000-0x9003ffff pref]
[ 0.012058] pci 0000:00:10.0: supports D1
[ 0.012948] pci_bus 0000:00: busn_res: [bus 00-ff] end is updated to 00
[ 0.013076] PCI host bridge to bus 0001:10
[ 0.013105] pci_bus 0001:10: root bus resource [io 0x0000-0x7fffff]
[ 0.013125] pci_bus 0001:10: root bus resource [mem 0xf3000000-0xf3ffffff]
[ 0.013144] pci_bus 0001:10: root bus resource [mem 0x80000000-0x8fffffff]
[ 0.013193] pci_bus 0001:10: root bus resource [bus 10-ff]
[ 0.013214] pci_bus 0001:10: busn_res: [bus 10-ff] end is updated to ff
[ 0.013706] pci 0001:10:0b.0: [106b:002e] type 00 class 0x060000
[ 0.014424] pci 0001:10:17.0: [106b:0022] type 00 class 0xff0000
[ 0.014449] pci 0001:10:17.0: reg 0x10: [mem 0x80000000-0x8007ffff]
[ 0.014685] pci 0001:10:18.0: [106b:0019] type 00 class 0x0c0310
[ 0.014710] pci 0001:10:18.0: reg 0x10: [mem 0x80081000-0x80081fff]
[ 0.014944] pci 0001:10:19.0: [106b:0019] type 00 class 0x0c0310
[ 0.014970] pci 0001:10:19.0: reg 0x10: [mem 0x80080000-0x80080fff]
[ 0.015553] pci_bus 0001:10: busn_res: [bus 10-ff] end is updated to 10
[ 0.015671] PCI host bridge to bus 0002:20
[ 0.015702] pci_bus 0002:20: root bus resource [io 0xff7fe000-0xffffdfff] (bus address [0x0000-0x7fffff])
[ 0.015728] pci_bus 0002:20: root bus resource [mem 0xf5000000-0xf5ffffff]
[ 0.015749] pci_bus 0002:20: root bus resource [bus 20-ff]
[ 0.015768] pci_bus 0002:20: busn_res: [bus 20-ff] end is updated to ff
[ 0.016256] pci 0002:20:0b.0: [106b:002f] type 00 class 0x060000
[ 0.016581] pci 0002:20:0e.0: [11c1:5811] type 00 class 0x0c0010
[ 0.016606] pci 0002:20:0e.0: reg 0x10: [mem 0xf5000000-0xf5000fff]
[ 0.016658] pci 0002:20:0e.0: supports D1 D2
[ 0.016665] pci 0002:20:0e.0: PME# supported from D0 D1 D2 D3hot
[ 0.016875] pci 0002:20:0f.0: [106b:0021] type 00 class 0x020000
[ 0.016899] pci 0002:20:0f.0: reg 0x10: [mem 0xf5200000-0xf53fffff]
[ 0.016934] pci 0002:20:0f.0: reg 0x30: [mem 0xf5100000-0xf51fffff pref]
[ 0.017919] pci_bus 0002:20: busn_res: [bus 20-ff] end is updated to 20
[ 0.017991] PCI 0000:00 Cannot reserve Legacy IO [io 0x802000-0x802fff]
[ 0.018011] pci_bus 0000:00: resource 4 [io 0x802000-0x1001fff]
[ 0.018018] pci_bus 0000:00: resource 5 [mem 0xf1000000-0xf1ffffff]
[ 0.018025] pci_bus 0000:00: resource 6 [mem 0x90000000-0x9fffffff]
[ 0.018035] pci_bus 0001:10: resource 4 [io 0x0000-0x7fffff]
[ 0.018042] pci_bus 0001:10: resource 5 [mem 0xf3000000-0xf3ffffff]
[ 0.018049] pci_bus 0001:10: resource 6 [mem 0x80000000-0x8fffffff]
[ 0.018058] pci_bus 0002:20: resource 4 [io 0xff7fe000-0xffffdfff]
[ 0.018065] pci_bus 0002:20: resource 5 [mem 0xf5000000-0xf5ffffff]
[ 0.025369] audit: type=2000 audit(0.008:1): state=initialized audit_enabled=0 res=1
[ 0.034974] pci 0000:00:10.0: vgaarb: VGA device added: decodes=io+mem,owns=mem,locks=none
[ 0.035036] pci 0000:00:10.0: vgaarb: bridge control possible
[ 0.035055] pci 0000:00:10.0: vgaarb: setting as boot device (VGA legacy resources not available)
[ 0.035077] vgaarb: loaded
[ 0.035363] SCSI subsystem initialized
[ 0.035944] libata version 3.00 loaded.
[ 0.036069] usbcore: registered new interface driver usbfs
[ 0.036135] usbcore: registered new interface driver hub
[ 0.036205] usbcore: registered new device driver usb
[ 0.038128] clocksource: Switched to clocksource timebase
[ 0.038599] AppArmor: AppArmor Filesystem Enabled
[ 0.054259] NET: Registered protocol family 2
[ 0.054390] random: get_random_u32 called from neigh_hash_alloc+0x84/0xe0 with crng_init=0
[ 0.054948] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes)
[ 0.054995] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.055096] TCP bind hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.055183] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.055338] UDP hash table entries: 512 (order: 1, 8192 bytes)
[ 0.055387] UDP-Lite hash table entries: 512 (order: 1, 8192 bytes)
[ 0.055564] NET: Registered protocol family 1
[ 0.055606] NET: Registered protocol family 44
[ 0.055700] pci 0001:10:18.0: enabling device (0000 -> 0002)
[ 0.114214] pci 0001:10:18.0: quirk_usb_early_handoff+0x0/0x8cc took 57137 usecs
[ 0.114270] pci 0001:10:19.0: enabling device (0000 -> 0002)
[ 0.174156] pci 0001:10:19.0: quirk_usb_early_handoff+0x0/0x8cc took 58481 usecs
[ 0.174197] PCI: CLS mismatch (32 != 1020), using 32 bytes
[ 0.174448] Thermal assist unit
[ 0.174453] using timers,
[ 0.174473] shrink_timer: 500 jiffies
[ 0.175062] Initialise system trusted keyrings
[ 0.175711] workingset: timestamp_bits=30 max_order=18 bucket_order=0
[ 0.194025] Key type asymmetric registered
[ 0.194079] Asymmetric key parser 'x509' registered
[ 0.194248] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
[ 0.194278] io scheduler noop registered
[ 0.194291] io scheduler deadline registered
[ 0.194481] io scheduler cfq registered (default)
[ 0.195115] aty128fb 0000:00:10.0: enabling device (0086 -> 0087)
[ 0.195588] aty128fb 0000:00:10.0: Invalid PCI ROM header signature: expecting 0xaa55, got 0x1111
[ 0.195623] aty128fb: ROM failed to map
[ 0.195636] aty128fb: BIOS not located, guessing timings.
[ 0.195659] aty128fb: Rage128 PF PRO AGP [chip rev 0x1]
[ 0.195663] 16M 128-bit SDR SGRAM (1:1)
[ 0.212238] Console: switching to colour frame buffer device 128x48
[ 0.227164] fb0: ATY Rage128 frame buffer device on Rage128 PF PRO AGP
[ 0.227746] pmac_zilog: 0.6 (Benjamin Herrenschmidt <benh@kernel.crashing.org>)
[ 0.228033] Generic non-volatile memory driver v1.1
[ 0.233973] loop: module loaded
[ 0.234259] MacIO PCI driver attached to Keylargo chipset
[ 0.236238] 0.00013020:ch-a: ttyS0 at MMIO 0x80013020 (irq = 22, base_baud = 230400) is a Z85c30 ESCC - Serial port
[ 0.238389] 0.00013000:ch-b: ttyS1 at MMIO 0x80013000 (irq = 50, base_baud = 230400) is a Z85c30 ESCC - Serial port
[ 1.282145] pata-macio 0.0001f000:ata-4: Activating pata-macio chipset KeyLargo ATA-4, Apple bus ID 2
[ 1.283355] scsi host0: pata_macio
[ 1.283766] ata1: PATA max UDMA/66 irq 19
[ 1.445026] ata1.00: ATA-6: Maxtor 92049U3, BAC51JJ0, max UDMA/66
[ 1.445230] ata1.00: 40010544 sectors, multi 0: LBA
[ 1.450748] scsi 0:0:0:0: Direct-Access ATA Maxtor 92049U3 1JJ0 PQ: 0 ANSI: 5
[ 1.452076] sd 0:0:0:0: [sda] 40010544 512-byte logical blocks: (20.5 GB/19.1 GiB)
[ 1.452392] sd 0:0:0:0: [sda] Write Protect is off
[ 1.452557] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1.452660] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 1.472546] sda: [mac] sda1 sda2 sda3 sda4
[ 1.474038] sd 0:0:0:0: [sda] Attached SCSI disk
[ 2.338145] pata-macio 0.00020000:ata-3: Activating pata-macio chipset KeyLargo ATA-3, Apple bus ID 0
[ 2.344877] scsi host1: pata_macio
[ 2.350832] ata2: PATA max MWDMA2 irq 20
[ 2.554418] ata2.00: ATAPI: MATSHITA CD-RW CW-7586, 1A17, max MWDMA2
[ 2.560218] ata2.01: ATAPI: IOMEGA ZIP 250 ATAPI, 41.S, max UDMA/33, CDB intr
[ 2.618851] scsi 1:0:0:0: CD-ROM MATSHITA CD-RW CW-7586 1A17 PQ: 0 ANSI: 5
[ 2.630676] scsi 1:0:1:0: Direct-Access IOMEGA ZIP 250 41.S PQ: 0 ANSI: 5
[ 2.671193] sd 1:0:1:0: [sdb] Attached SCSI removable disk
[ 3.394143] pata-macio 0.00021000:ata-3: Activating pata-macio chipset KeyLargo ATA-3, Apple bus ID 1
[ 3.401263] scsi host2: pata_macio
[ 3.407591] ata3: PATA max MWDMA2 irq 21
[ 3.413826] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 3.420094] ohci-pci: OHCI PCI platform driver
[ 3.426292] ohci-pci 0001:10:18.0: OHCI PCI host controller
[ 3.432457] ohci-pci 0001:10:18.0: new USB bus registered, assigned bus number 1
[ 3.438790] ohci-pci 0001:10:18.0: irq 27, io mem 0x80081000
[ 3.522135] usb usb1: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 4.18
[ 3.528544] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.534935] usb usb1: Product: OHCI PCI host controller
[ 3.541239] usb usb1: Manufacturer: Linux 4.18.0-rc2-00223-g1904148a361a ohci_hcd
[ 3.547669] usb usb1: SerialNumber: 0001:10:18.0
[ 3.554601] hub 1-0:1.0: USB hub found
[ 3.561194] hub 1-0:1.0: 2 ports detected
[ 3.568015] ohci-pci 0001:10:19.0: OHCI PCI host controller
[ 3.574418] ohci-pci 0001:10:19.0: new USB bus registered, assigned bus number 2
[ 3.580866] ohci-pci 0001:10:19.0: irq 28, io mem 0x80080000
[ 3.666142] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 4.18
[ 3.672533] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.678911] usb usb2: Product: OHCI PCI host controller
[ 3.685256] usb usb2: Manufacturer: Linux 4.18.0-rc2-00223-g1904148a361a ohci_hcd
[ 3.691597] usb usb2: SerialNumber: 0001:10:19.0
[ 3.698572] hub 2-0:1.0: USB hub found
[ 3.704984] hub 2-0:1.0: 2 ports detected
[ 3.711898] mousedev: PS/2 mouse device common for all mice
[ 3.718339] WARNING: CPU: 0 PID: 1 at arch/powerpc/platforms/powermac/time.c:154 pmu_get_time+0x7c/0xc8
[ 3.724661] Modules linked in:
[ 3.730901] CPU: 0 PID: 1 Comm: swapper Tainted: G W 4.18.0-rc2-00223-g1904148a361a #88
[ 3.737332] NIP: c0021354 LR: c0021308 CTR: 00000000
[ 3.743649] REGS: ef047b50 TRAP: 0700 Tainted: G W (4.18.0-rc2-00223-g1904148a361a)
[ 3.750136] MSR: 00029032 <EE,ME,IR,DR,RI> CR: 44000822 XER: 20000000
[ 3.756639]
GPR00: c0021308 ef047c00 ef048000 00000000 00d7029c 00000004 00000001 0000009c
GPR08: 00d70000 00000001 00000200 c06a0000 24000828 00000000 c0004c9c 00000000
GPR16: 00000000 00000000 00000000 00000000 00000000 00000000 c0670000 c0601a38
GPR24: 00000007 00000000 ef0ccf40 00000000 ef047cec ef273800 ef047cec ef047cec
[ 3.788482] NIP [c0021354] pmu_get_time+0x7c/0xc8
[ 3.794736] LR [c0021308] pmu_get_time+0x30/0xc8
[ 3.800944] Call Trace:
[ 3.807004] [ef047c00] [c0021308] pmu_get_time+0x30/0xc8 (unreliable)
[ 3.813217] [ef047c70] [c00213e8] pmac_get_rtc_time+0x28/0x40
[ 3.819357] [ef047c80] [c000bc04] rtc_generic_get_time+0x20/0x34
[ 3.825395] [ef047c90] [c03aca34] __rtc_read_time+0x5c/0xe0
[ 3.831290] [ef047ca0] [c03acafc] rtc_read_time+0x44/0x7c
[ 3.837184] [ef047cc0] [c03ad81c] __rtc_read_alarm+0x28/0x440
[ 3.843035] [ef047d30] [c03ac048] rtc_device_register+0x84/0x1b8
[ 3.848869] [ef047d80] [c03ac1e4] devm_rtc_device_register+0x68/0xe8
[ 3.854718] [ef047da0] [c061e1c8] generic_rtc_probe+0x2c/0x54
[ 3.860538] [ef047db0] [c03209b4] platform_drv_probe+0x4c/0xb8
[ 3.866355] [ef047dd0] [c031ed78] driver_probe_device+0x25c/0x35c
[ 3.872071] [ef047e00] [c031ef8c] __driver_attach+0x114/0x118
[ 3.877738] [ef047e20] [c031c960] bus_for_each_dev+0x80/0xc0
[ 3.883334] [ef047e50] [c031df18] bus_add_driver+0x144/0x258
[ 3.888857] [ef047e70] [c031f81c] driver_register+0x88/0x15c
[ 3.894317] [ef047e80] [c03210e0] __platform_driver_probe+0x84/0x13c
[ 3.899820] [ef047ea0] [c0004aa4] do_one_initcall+0x4c/0x1a8
[ 3.905364] [ef047f00] [c06022f0] kernel_init_freeable+0x12c/0x1f4
[ 3.910893] [ef047f30] [c0004cb4] kernel_init+0x18/0x130
[ 3.916367] [ef047f40] [c00121c4] ret_from_kernel_thread+0x14/0x1c
[ 3.921842] Instruction dump:
[ 3.927168] 8941002e 5484c00e 5508801e 88e1002f 7c844214 554a402e 7c845214 7c843a14
[ 3.932672] 7d244810 7d294910 7d2948f8 552907fe <0f090000> 3d2083da 80010074 38210070
[ 3.938214] ---[ end trace 2e01ad9337fe08fb ]---
[ 3.944429] rtc-generic rtc-generic: rtc core: registered rtc-generic as rtc0
[ 3.950813] NET: Registered protocol family 10
[ 3.956508] _warn_unseeded_randomness: 3 callbacks suppressed
[ 3.956530] random: get_random_u32 called from neigh_hash_alloc+0x84/0xe0 with crng_init=0
[ 3.969365] random: get_random_u32 called from bucket_table_alloc+0x90/0x1dc with crng_init=0
[ 3.975248] Segment Routing with IPv6
[ 3.980920] NET: Registered protocol family 17
[ 3.986625] drmem: No dynamic reconfiguration memory found
[ 3.992809] Loading compiled-in X.509 certificates
[ 3.998321] AppArmor: AppArmor sha1 policy hashing enabled
[ 4.003695] random: get_random_bytes called from prandom_seed_full_state+0x20/0x8c with crng_init=0
[ 4.009807] input: PMU as /devices/virtual/input/input0
[ 4.015320] console [netcon0] enabled
[ 4.020771] netconsole: network logging started
[ 4.026490] WARNING: CPU: 0 PID: 1 at arch/powerpc/platforms/powermac/time.c:154 pmu_get_time+0x7c/0xc8
[ 4.032261] Modules linked in:
[ 4.037878] CPU: 0 PID: 1 Comm: swapper Tainted: G W 4.18.0-rc2-00223-g1904148a361a #88
[ 4.043750] NIP: c0021354 LR: c0021308 CTR: 00000000
[ 4.049585] REGS: ef047cd0 TRAP: 0700 Tainted: G W (4.18.0-rc2-00223-g1904148a361a)
[ 4.055572] MSR: 00029032 <EE,ME,IR,DR,RI> CR: 44000222 XER: 20000000
[ 4.061620]
GPR00: c0021308 ef047d80 ef048000 00000000 00d7029c 00000004 00000001 0000009c
GPR08: 00d70000 00000001 00000200 c06a0000 24000228 00000000 c0004c9c 00000000
GPR16: 00000000 00000000 00000000 00000000 00000000 00000000 c0670000 c0601a38
GPR24: 00000008 c0630f18 c062a40c c05fc10c ef047e50 ef273800 ef047e50 ef047e50
[ 4.092393] NIP [c0021354] pmu_get_time+0x7c/0xc8
[ 4.098596] LR [c0021308] pmu_get_time+0x30/0xc8
[ 4.104779] Call Trace:
[ 4.110909] [ef047d80] [c0021308] pmu_get_time+0x30/0xc8 (unreliable)
[ 4.117209] [ef047df0] [c00213e8] pmac_get_rtc_time+0x28/0x40
[ 4.123470] [ef047e00] [c000bc04] rtc_generic_get_time+0x20/0x34
[ 4.129770] [ef047e10] [c03aca34] __rtc_read_time+0x5c/0xe0
[ 4.136060] [ef047e20] [c03acafc] rtc_read_time+0x44/0x7c
[ 4.142356] [ef047e40] [c061e000] rtc_hctosys+0x64/0x11c
[ 4.148616] [ef047ea0] [c0004aa4] do_one_initcall+0x4c/0x1a8
[ 4.154866] [ef047f00] [c06022f0] kernel_init_freeable+0x12c/0x1f4
[ 4.161123] [ef047f30] [c0004cb4] kernel_init+0x18/0x130
[ 4.167359] [ef047f40] [c00121c4] ret_from_kernel_thread+0x14/0x1c
[ 4.173610] Instruction dump:
[ 4.179766] 8941002e 5484c00e 5508801e 88e1002f 7c844214 554a402e 7c845214 7c843a14
[ 4.186076] 7d244810 7d294910 7d2948f8 552907fe <0f090000> 3d2083da 80010074 38210070
[ 4.192388] ---[ end trace 2e01ad9337fe08fd ]---
[ 4.198643] rtc-generic rtc-generic: hctosys: unable to read the hardware clock
[ 4.209046] EXT4-fs (sda3): mounting ext3 file system using the ext4 subsystem
[ 4.236629] EXT4-fs (sda3): mounted filesystem with ordered data mode. Opts: (null)
[ 4.243073] VFS: Mounted root (ext3 filesystem) readonly on device 8:3.
[ 4.260646] devtmpfs: mounted
[ 4.267211] Freeing unused kernel memory: 208K
[ 4.398178] usb 2-1: new full-speed USB device number 2 using ohci-pci
[ 4.629315] usb 2-1: New USB device found, idVendor=05ac, idProduct=1001, bcdDevice= 2.10
[ 4.635736] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 4.642038] usb 2-1: Product: Hub in Apple USB Keyboard
[ 4.648301] usb 2-1: Manufacturer: Alps Electric
[ 4.656332] hub 2-1:1.0: USB hub found
[ 4.663208] hub 2-1:1.0: 3 ports detected
[ 4.974155] usb 2-1.1: new low-speed USB device number 3 using ohci-pci
[ 5.104225] usb 2-1.1: New USB device found, idVendor=05ac, idProduct=0201, bcdDevice= 1.02
[ 5.110383] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 5.116265] usb 2-1.1: Product: Apple USB Keyboard
[ 5.122014] usb 2-1.1: Manufacturer: Alps Electric
[ 5.210159] usb 2-1.2: new low-speed USB device number 4 using ohci-pci
[ 5.242205] random: fast init done
[ 5.338230] usb 2-1.2: New USB device found, idVendor=05ac, idProduct=0301, bcdDevice= 5.02
[ 5.344013] usb 2-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 5.349638] usb 2-1.2: Product: M4848
[ 5.355197] usb 2-1.2: Manufacturer: Logitech
[ 7.600059] systemd[1]: System time before build time, advancing clock.
[ 7.952523] systemd[1]: Failed to insert module 'autofs4': No such file or directory
[ 8.148253] systemd[1]: systemd 239 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
[ 8.178244] systemd[1]: Detected architecture ppc.
[ 8.297863] systemd[1]: Set hostname to <pohl>.
[ 8.319596] _warn_unseeded_randomness: 7 callbacks suppressed
[ 8.319629] random: get_random_u32 called from bucket_table_alloc+0x90/0x1dc with crng_init=1
[ 8.456375] random: get_random_u32 called from arch_pick_mmap_layout+0xe8/0x160 with crng_init=1
[ 8.463131] random: get_random_u32 called from load_elf_binary+0x768/0x1214 with crng_init=1
[ 9.348994] _warn_unseeded_randomness: 67 callbacks suppressed
[ 9.349025] random: get_random_u32 called from arch_align_stack+0x44/0x64 with crng_init=1
[ 9.362283] random: get_random_u32 called from arch_randomize_brk+0x20/0x78 with crng_init=1
[ 9.893854] random: get_random_u32 called from arch_pick_mmap_layout+0xe8/0x160 with crng_init=1
[ 9.962756] random: crng init done
[ 9.969134] random: 5 get_random_xx warning(s) missed due to ratelimiting
[ 13.408566] systemd[1]: Listening on Syslog Socket.
[ 13.422964] systemd[1]: Listening on Journal Socket.
[ 13.436231] systemd[1]: Starting of Arbitrary Executable File Formats File System Automount Point not supported.
[ 13.525715] systemd[1]: Listening on udev Kernel Socket.
[ 13.540122] systemd[1]: Reached target Remote File Systems.
[ 13.554279] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[ 13.569207] systemd[1]: Listening on udev Control Socket.
[ 13.587771] systemd[1]: Starting udev Coldplug all Devices...
[ 13.606824] systemd[1]: Listening on Journal Audit Socket.
[ 13.626991] systemd[1]: Mounting Kernel Debug File System...
[ 15.424946] PowerMac i2c bus pmu 2 registered
[ 15.431134] PowerMac i2c bus pmu 1 registered
[ 15.436983] PowerMac i2c bus mac-io 0 registered
[ 15.442651] PowerMac i2c bus uni-n 1 registered
[ 15.448242] PowerMac i2c bus uni-n 0 registered
[ 15.879672] input: PowerMac Beep as /devices/pci0001:10/0001:10:17.0/input/input1
[ 16.008274] EXT4-fs (sda3): re-mounted. Opts: acl
[ 16.381033] systemd-journald[543]: Received request to flush runtime journal from PID 1
[ 19.281274] genirq: Flags mismatch irq 31. 00000001 (i2sbus: i2s-a (tx)) vs. 00000001 (PMac Output)
[ 19.422231] firewire_ohci 0002:20:0e.0: added OHCI v1.0 device as card 0, 8 IR + 8 IT contexts, quirks 0x0
[ 19.487853] Linux agpgart interface v0.103
[ 19.550217] sungem.c:v1.0 David S. Miller <davem@redhat.com>
[ 19.556595] gem 0002:20:0f.0 eth0: Sun GEM (PCI) 10/100/1000BaseT Ethernet 00:03:93:48:0e:fe
[ 19.566755] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 19.610255] scsi 1:0:0:0: Attached scsi generic sg1 type 5
[ 19.617423] agpgart-uninorth 0000:00:0b.0: Apple UniNorth 1.5 chipset
[ 19.642340] agpgart-uninorth 0000:00:0b.0: configuring for size idx: 64
[ 19.665663] sd 1:0:1:0: Attached scsi generic sg2 type 0
[ 19.698818] sr 1:0:0:0: [sr0] scsi3-mmc drive: 32x/32x writer cd/rw xa/form2 cdda tray
[ 19.704575] cdrom: Uniform CD-ROM driver Revision: 3.20
[ 19.717067] agpgart-uninorth 0000:00:0b.0: AGP aperture is 256M @ 0x0
[ 19.762489] sr 1:0:0:0: Attached scsi CD-ROM sr0
[ 19.938493] firewire_core 0002:20:0e.0: created device fw0: GUID 000393fffe480efe, S400
[ 20.294101] hidraw: raw HID events driver (C) Jiri Kosina
[ 20.464381] usbcore: registered new interface driver usbhid
[ 20.470456] usbhid: USB HID core driver
[ 21.029892] input: Alps Electric Apple USB Keyboard as /devices/pci0001:10/0001:10:19.0/usb2/2-1/2-1.1/2-1.1:1.0/0003:05AC:0201.0001/input/input2
[ 21.103209] hid-generic 0003:05AC:0201.0001: input,hidraw0: USB HID v1.00 Keyboard [Alps Electric Apple USB Keyboard] on usb-0001:10:19.0-1.1/input0
[ 21.121248] input: Logitech M4848 as /devices/pci0001:10/0001:10:19.0/usb2/2-1/2-1.2/2-1.2:1.0/0003:05AC:0301.0002/input/input3
[ 21.145442] hid-generic 0003:05AC:0301.0002: input,hidraw1: USB HID v1.00 Mouse [Logitech M4848] on usb-0001:10:19.0-1.2/input0
[ 23.026805] Adding 848984k swap on /dev/sda4. Priority:-2 extents:1 across:848984k
[ 33.034566] sungem_phy: PHY ID: 206053, addr: 0
[ 33.555712] gem 0002:20:0f.0 eth0: Found BCM5401 PHY
[ 33.561204] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 36.002364] gem 0002:20:0f.0 eth0: Link is up at 100 Mbps, full-duplex
[ 36.007833] gem 0002:20:0f.0 eth0: Pause is enabled (rxfifo: 10240 off: 7168 on: 5632)
[ 36.013215] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 43.522088] aty128fb 0000:00:10.0: Invalid PCI ROM header signature: expecting 0xaa55, got 0x1111


--
Meelis Roos (mroos@linux.ee)

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