On Tue, 1 Nov 2016, Mac User wrote: > > Here is the result booting 4.1.35-mac_scsi+ on an LC III with extensions > off and Penguin configured to set serial ports to 38400, 8 bits, no > parity, and the following boot command line: > > root=/dev/sda8 console=ttyS0 earlyprintk
Have these settings eliminated the intermittent hang at "ABCFGHIJK" that you reported? > > After several tries, the traceback is always truncated, regardless of > how flow control is set. If it would be helpful, I can capture it with a > camera and attach as an MP4 file. This regression is a bit like another one I'm debugging. I can't explain them except that both appeared when I changed the compiler and the .config. So I've prepared another build. This time, with CONFIG_CC_OPTIMIZE_FOR_SIZE=y and CONFIG_FRAME_POINTER=y. https://www.telegraphics.com.au/~fthain/stan/20161102/vmlinux-4.1.35-mac_scsi-egret+ https://www.telegraphics.com.au/~fthain/stan/20161102/linux-m68k-image-4.1.35-mac_scsi-egret+.tar.gz SHA1 ee32e353db94860f7b3ae747d2c4aa6e4a1ee65e vmlinux-4.1.35-mac_scsi-egret+ 71edd89b968c03ca8e0e9aa331ceb3221307ab22 linux-m68k-image-4.1.35-mac_scsi-egret+.tar.gz I hope this one works better... -- > > -Stan > > ----- > ABCFGHIJK > Linux version 4.1.35-mac_scsi+ (fthain@nippy) (gcc version 4.6.3 (GCC) ) > #1 Tue6 > Saving 402 bytes of bootinfo > bootconsole [debug0] enabled > Detected Macintosh model: 27 > VIA1 at 50f00000 is a 6522 or clone > VIA2 at 50f26000 is an RBV > Apple Macintosh LC III > Built 1 zonelists in Zone order, mobility grouping on. Total pages: 9135 > Kernel command line: root=/dev/sda6 console=ttyS0 earlyprintk > PID hash table entries: 256 (order: -2, 1024 bytes) > Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) > Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) > Sorting __ex_table... > Memory: 32572K/36864K available (2825K kernel code, 247K rwdata, 664K > rodata, 1) > Virtual kernel memory layout: > vector : 0x003879e8 - 0x00387de8 ( 1 KiB) > kmap : 0xd0000000 - 0xf0000000 ( 512 MiB) > vmalloc : 0x02800000 - 0xd0000000 (3288 MiB) > lowmem : 0x00000000 - 0x02400000 ( 36 MiB) > .init : 0x003ab000 - 0x003c7000 ( 112 KiB) > .text : 0x00001000 - 0x002c3784 (2826 KiB) > .data : 0x002c6bf0 - 0x003aaa64 ( 912 KiB) > .bss : 0x00387900 - 0x003aaa64 ( 141 KiB) > SLUB: HWalign=16, Order=0-3, MinObjects=0, CPUs=1, Nodes=8 > NR_IRQS:72 > Killing onboard sonic... Done. > WARNING: Persistent clock returned invalid value! > Check your CMOS/BIOS settings. > Console: colour dummy device 80x25 > console [ttyS0] enabled > console [ttyS0] enabled > bootconsole [debug0] disabled > bootconsole [debug0] disabled > Calibrating delay loop... 5.81 BogoMIPS (lpj=29056) > pid_max: default: 32768 minimum: 301 > Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) > Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) > devtmpfs: initialized > clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, > max_idle_ns: 1911s > NET: Registered protocol family 16 > NuBus: Scanning NuBus slots. > Slot E: > Board resource: > type: [cat 0x1 type 0x0 hw 0x0 sw 0x0] > name: Farallon EtherMac LC-TP > board id: 0x8 > vendor info: > ID: Farallon > revision: 001 > part: PN 592a-TP > Function 0x80: > type: [cat 0x4 type 0x1 hw 0x10c sw 0x100] > name: Farallon EtherMac LC-TP > memory offset: 0x000d0000 > MAC address: 00:00:c5:43:36:11 > SCSI subsystem initialized > NET: Registered protocol family 2 > TCP established hash table entries: 1024 (order: 0, 4096 bytes) > TCP bind hash table entries: 1024 (order: 0, 4096 bytes) > TCP: Hash tables configured (established 1024 bind 1024) > UDP hash table entries: 256 (order: 0, 4096 bytes) > UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) > NET: Registered protocol family 1 > RPC: Registered named UNIX socket transport module. > RPC: Registered udp transport module. > RPC: Registered tcp transport module. > RPC: Registered tcp NFSv4.1 backchannel transport module. > futex hash table entries: 256 (order: -1, 3072 bytes) > NFS: Registering the id_resolver key type > Key type id_resolver registered > Key type id_legacy registered > Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) > io scheduler noop registered > io scheduler deadline registered (default) > macfb: framebuffer at 0x60b00000, mapped to 0xd0000000, size 507k > macfb: mode is 832x624x8, linelength=832 > Console: switching to colour frame buffer device 104x39 > fb0: Sonora frame buffer device > pmac_zilog: 0.6 (Benjamin Herrenschmidt <[email protected]>) > scc.0: ttyS0 at MMIO 0x50f04002 (irq = 4, base_baud = 230400) is a > Z85c30 ESCC t > scc.1: ttyS1 at MMIO 0x50f04000 (irq = 4, base_baud = 230400) is a > Z85c30 ESCC t > brd: module loaded > Warning: no ADB interface detected > Uniform Multi-Platform E-IDE driver > ide-gd driver 1.18 > scsi host0: Macintosh NCR5380 SCSI, irq 19, io_port 0x0, base > 0x50f10000, can_q > scsi 0:0:0:0: Direct-Access SEAGATE ST318416N 0010 PQ: 0 ANSI: 3 > kernel BUG at block/deadline-iosched.c:332! > *** TRAP #7 *** FORMAT=0 > Current process id is 1 > BAD KERNEL TRAP: 00000000 > Modules linked in: > PC: [<001882f2>] deadline_merge+0x0/0x8a > SR: 2000 SP: 02031ba0 a2: 0202c000 > d0: 0000002b d1: 0000005b d2: 00000000 d3: 00086c86 > d4: 020cb8a8 d5: 00000001 a0: 00373d8e a1: 00373d92 > Process swapper (pid: 1, task=0202c000) > Frame format=0 > Stack from 02031bd4: > 0032302f 00337762 0000014c 0017392a 0213a200 0211d2c4 0211d0f4 > 00178d2c > 0213a200 0211d2e0 0037ba98 0018a144 0211d2c4 0213b014 020cba50 > 020cb800 > 020cb8a8 001f0dc2 0211d2e0 00000000 00000003 00000002 001f0ccc > 020cb8d0 > 020cb8d8 001915c0 0002881e 020cba50 020cb8d8 001f0cc8 001f0ccc > 020cba50 > 001cc0f6 020cb8d0 020efcc0 020cb8f4 0037fe28 0018a144 020cb8d8 > 00000000 > 020cb800 02031cd2 0213b300 001ee63c 020cb8f4 020ce120 ffffffff > ffffffff > Call Trace: [<0017392a>] elevator_exit+0x24/0x40 > [<00178d2c>] blk_release_queue+0x44/0xce > [<0018a144>] kobject_release+0x3a/0x7c > [<001f0dc2>] scsi_device_dev_release_usercontext+0xf6/0x134 > [<001f0ccc>] scsi_device_dev_release_usercontext+0x0/0x134 > [<001915c0>] memset+0x0/0x8c > [<0002881e>] execute_in_process_context+0x52/0x5a > [<001f0cc8>] scsi_device_dev_release+0x16/0x1a > [<001f0ccc>] scsi_device_dev_release_usercontext+0x0/0x134 > [<001cc0f6>] device_release+0x26/0xa6 > [<0018a144>] kobject_release+0x3a/0x7c > [<001ee63c>] scsi_probe_and_add_lun+0x38a/0xb92 > [<001ee2b2>] scsi_probe_and_add_lun+0x0/0xb92 > [<001e5608>] scsi_is_host_device+0x0/0x14 > [<001cbf80>] put_device+0x0/0x14 > [<001d32ee>] transport_setup_device+0xe/0x12 > [<00002400>]ep+0x0/0x26 > [<001ccf88>] dev_printk+0x0/0x32 > [<001efc10>] do_scsi_scan_host+0x8e/0x98 > [<003bd172>] mac_scsi_probe+0x47a/0x > ----- > >
