[HP730 boot log - from Helge Deller - 2020-07-24] (c) Copyright. Hewlett-Packard Company. 1991. All rights reserved. PDC ROM rev. 2.3 IODC ROM rev. 2.2 48 MB of memory configured and tested. Selecting a system to boot. To stop selection process, press and hold the ESCAPE key. Selection process stopped. Searching for Potential Boot Devices. To terminate search, press and hold the ESCAPE key. Search terminated. b) Boot from specified device s) Search for bootable devices a) Enter Boot Administration mode x) Exit and continue boot sequence ?) Help Select from menu: s Searching for Devices with Bootable Media. To terminate search, press and hold the ESCAPE key. Device Selection Device Path Device Type and Utilities ---------------------------------------------------------------------------- P0 scsi.6.0 QUANTUM PD425S IPL Enter boot selection, (h)elp, or e(x)it: h IPL boots Initial Program Loader (interactive mode) boots default boot utility may be one of the following: pri Primary Path in Stable Storage alt Alternate Path in Stable Storage Pn Device selection from SEARCH scsi. On-board SCSI interface lan. On-board LAN interface eisa. EISA interface For more information on device options, type HELP where = eisa, lan, scsi, etc ... Enter boot selection, (h)elp, or e(x)it: x b) Boot from specified device s) Search for bootable devices a) Enter Boot Administration mode x) Exit and continue boot sequence ?) Help Select from menu: s Searching for Devices with Bootable Media. To terminate search, press and hold the ESCAPE key. Device Selection Device Path Device Type and Utilities ---------------------------------------------------------------------------- P0 scsi.6.0 QUANTUM PD425S IPL P1 lan.002618-d04731.3.6 p100 IPL P2 lan.002618-d04731.3.6 p100 IPL P3 lan.002618-d04731.3.6 p100 IPL P4 lan.002618-d04731.3.6 p100 IPL P0 scsi.6.0 QUANTUM PD425S P1 lan.002618-d04731.0.0 p100 P2 lan.002618-d04731.0.0 p100 P3 lan.002618-d04731.0.0 p100 P4 lan.002618-d04731.0.0 p100 P5 lan.002618-d04731.0.0 p100 Search terminated. b) Boot from specified device s) Search for bootable devices a) Enter Boot Administration mode x) Exit and continue boot sequence ?) Help Select from menu: b p1 Trying lan.002618-d04731.0.0 Boot path initialized. Attempting to load IPL. Hard booted. palo ipl 2.13 https://parisc.wiki.kernel.org - Wed, 20 May 2020 19:35:50 +0000 Boot image contains: 0/vmlinux32 2850328(0) bytes @ 0xc000 Information: No console specified on kernel command line. This is normal. PALO will choose the console currently used by firmware (serial). Command line for kernel: 'HOME=/ root=/dev/sda5 c3kroot=sda5 pa64_b160Lroot=sda5 ip=bootp panic_timeout=60 panic=-1 console=ttyS0 TERM=vt102 palo_kernel=0/vml' Selected kernel: /vmlinux from partition 0 Warning: kernel name doesn't end with 32 or 64 -- Guessing... Choosing 32-bit kernel ELF32 executable Segment 0 load 000e0000 size 2815896 mediaptr 0x1000 Segment 1 load 00986000 size 18856 mediaptr 0x2b1000 Branching to kernel entry point 0x000e0000. If this is the last message you see, you may need to switch your console. This is a common symptom -- search the FAQ and mailing list at https://parisc.wiki.kernel.org Decompressing Linux... done. Booting the kernel. Linux version 5.8.0-rc6-32bit+ (deller@p100) (hppa-linux-gnu-gcc (GCC) 9.2.1 20190827 (Red Hat Cross 9.2.1-3), GNU ld version 2.34-2.fc32) #646 SMP Mon Jul 200 CPU0: thread -1, cpu 0, socket 0 FP[0] enabled: Rev 3 Model 0 The 32-bit Kernel has started... Kernel default page size is 4 KB. Huge pages disabled. printk: bootconsole [ttyB0] enabled Initialized PDC Console for debugging. Determining PDC firmware type: Snake. model 00002020 00000481 00000000 00000000 77871814 000011f4 00000004 0000000d 00000000 vers 00000003 model 9000/730 Memory Ranges: 0) Start 0x0000000000000000 End 0x0000000002ffffff Size 48 MB Total Memory: 48 MB PDT: Firmware does not provide any page deallocation information. Zone ranges: Normal [mem 0x0000000000000000-0x0000002fffffffff] Movable zone start for each node Early memory node ranges node 0: [mem 0x0000000000000000-0x0000000002ffffff] Initmem setup node 0 [mem 0x0000000000000000-0x0000000002ffffff] percpu: Embedded 21 pages/cpu s53824 r8192 d24000 u86016 SMP: bootstrap CPU ID is 0 Built 1 zonelists, mobility grouping on. Total pages: 12192 Kernel command line: HOME=/ root=/dev/sda5 c3kroot=sda5 pa64_b160Lroot=sda5 ip=bootp panic_timeout=60 panic=-1 console=ttyS0 TERM=vt102 palo_kernel=0/vmlinux printk: log_buf_len individual max cpu contribution: 4096 bytes printk: log_buf_len total cpu_extra contributions: 126976 bytes printk: log_buf_len min size: 65536 bytes printk: log_buf_len: 262144 bytes printk: early log buf free: 62960(96%) Dentry cache hash table entries: 8192 (order: 3, 32768 bytes, linear) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes, linear) mem auto-init: stack:off, heap alloc:off, heap free:off Memory: 36960K/49152K available (5448K kernel code, 682K rwdata, 1706K rodata, 528K init, 360K bss, 12192K reserved, 0K cma-reserved) rcu: Hierarchical RCU implementation. rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. NR_IRQS: 96 sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns Console: colour dummy device 128x48 Calibrating delay loop... 64.71 BogoMIPS (lpj=323584) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) rcu: Hierarchical SRCU implementation. smp: Bringing up secondary CPUs ... smp: Brought up 1 node, 1 CPU devtmpfs: initialized random: get_random_u32 called from bucket_table_alloc+0x118/0x148 with crng_init=0 clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns futex hash table entries: 8192 (order: 6, 393216 bytes, linear) NET: Registered protocol family 16 EISA bus registered Searching for devices... Found devices: 1. Coral SGC Graphics at 0xf8000000 [1] { 10, 0x0, 0x004, 0x00077 } 2. Cobra Core BA at 0xf082f000 [2] { 11, 0x0, 0x004, 0x00070 } 3. Cobra Core SCSI at 0xf0825000 [2/0/1] { 10, 0x0, 0x004, 0x00071 } 4. Cobra Core LAN (802.3) at 0xf0826000 [2/0/2] { 10, 0x0, 0x004, 0x00072 } 5. Cobra Core HIL at 0xf0821000 [2/0/3] { 10, 0x0, 0x004, 0x00073 } 6. Cobra Core RS-232 at 0xf0823000 [2/0/4] { 10, 0x0, 0x004, 0x00075 } 7. Cobra Core RS-232 at 0xf0822000 [2/0/5] { 10, 0x0, 0x004, 0x00075 } 8. Cobra Core Centronics at 0xf0824000 [2/0/6] { 10, 0x0, 0x004, 0x00074 } 9. Cobra EISA BA at 0xfc000000 [4] { 11, 0x0, 0x004, 0x00076 } 10. King Cobra (730) at 0xfffbe000 [8] { 0, 0x0, 0x202, 0x00004 } 11. Memory at 0xfffbf000 [9] { 1, 0x0, 0x013, 0x00009 } CPU(s): 1 out of 1 PA7000 (PCX-S) at 66.000000 MHz online START ALTERNATIVES Check 0: Cond 0x1, Replace 01 instructions @ 0x10102c5c with 0x08000240 ALTERNATIVE 0: Cond 1, Replace 1 instructions to 0x08000240 @ 0x10102c5c (0x10102c5c) alternatives: applied 2032 out of 2084 patches Cache flush threshold set to 0 KiB Whole TLB flush 2705 cycles, Range flush 8396800 bytes 125846 cycles Calculated TLB flush threshold 12 KiB TLB flush threshold set to 16 KiB Asp version 1 at 0xf082f000 found. LED (ASP-style) display at f0800020 registered Mongoose EISA Adapter found at 0xfc000000 Failed to request irq 2 (cascade) Enumerating EISA bus EISA slot 1: HWP1850 EISA IRQ 3 eisa_ba 4: Probing EISA bus 0 eisa 00:00: EISA: Mainboard HWPC000 detected eisa 00:01: EISA: slot 1: HWP1850 detected eisa_ba 4: EISA: Detected 1 card powersw: Soft power switch support not available. vgaarb: loaded SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb VFS: Disk quotas dquot_6.6.0 VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) random: fast init done NET: Registered protocol family 2 tcp_listen_portaddr_hash hash table entries: 128 (order: 0, 4608 bytes, linear) TCP established hash table entries: 1024 (order: 0, 4096 bytes, linear) TCP bind hash table entries: 1024 (order: 3, 32768 bytes, linear) TCP: Hash tables configured (established 1024 bind 1024) UDP hash table entries: 256 (order: 2, 20480 bytes, linear) UDP-Lite hash table entries: 256 (order: 2, 20480 bytes, linear) NET: Registered protocol family 1 PCI: CLS 0 bytes, default 16 clocksource: cr16: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns clocksource: Switched to clocksource cr16 Chassis warnings not supported. ====[ backtrace testing ]=========== Testing a backtrace from process context. The following trace is a kernel self test and not a bug! CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.8.0-rc6-32bit+ #646 Hardware name: 9000/730 Backtrace: [<10187738>] show_stack+0x34/0x48 [<1043e9fc>] dump_stack+0x94/0x120 [<1023177c>] backtrace_regression_test+0x44/0x160 [<10184350>] do_one_initcall+0x84/0x1a8 [<10102ee0>] 0x10102ee0 [<106cf8ec>] kernel_init+0x1c/0x134 [<1018c01c>] ret_from_kernel_thread+0x1c/0x24 Testing a backtrace from irq context. The following trace is a kernel self test and not a bug! CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 5.8.0-rc6-32bit+ #646 Hardware name: 9000/730 Backtrace: [<10187738>] show_stack+0x34/0x48 [<1043e9fc>] dump_stack+0x94/0x120 [<10231718>] backtrace_test_irq_callback+0x18/0x38 [<101adc84>] tasklet_action_common.isra.0+0x114/0x168 [<101add58>] tasklet_action+0x38/0x48 [<106d51f8>] __do_softirq+0x2c0/0x310 [<101ad630>] run_ksoftirqd+0x48/0x78 [<101cd3f8>] smpboot_thread_fn+0x1cc/0x1d0 [<101c9308>] kthread+0x110/0x118 [<1018c01c>] ret_from_kernel_thread+0x1c/0x24 Testing a saved backtrace. The following trace is a kernel self test and not a bug! dump_trace+0x54/0x94 save_stack_trace+0x20/0x30 stack_trace_save+0x2c/0x40 backtrace_regression_test+0x118/0x160 do_one_initcall+0x84/0x1a8 0x10102ee0 kernel_init+0x1c/0x134 ret_from_kernel_thread+0x1c/0x24 ====[ end of backtrace testing ]==== workingset: timestamp_bits=30 max_order=14 bucket_order=0 io scheduler mq-deadline registered io scheduler kyber registered test_hash: hash_32() has no arch implementation to test. test_hash: hash_64() has no arch implementation to test. test_hash: 33152 tests passed. test_siphash: self-tests: pass EISA EEPROM at 0x00008400 PDC Stable Storage facility v0.30 STI GSC/PCI core graphics driver Version 0.9b STI ROM supports 32 bit firmware functions. STI selected 8x16 framebuffer font VGA8x16 for sticon id 26d1488c-40a00499, conforms to spec rev. 8.02 graphics card name: HPA1924A sticon: Initializing STI text console. Console: switching to colour STI console 160x64 stifb: 'HPA1924A' (id: 0x26d1488c) not supported. Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled printk: console [ttyS0] disabled 2:0:4: ttyS0 at MMIO 0xf0823800 (irq = 20, base_baud = 454545) is a 16550A printk: console [ttyS0] enabled printk: console [ttyS0] enabled printk: bootconsole [ttyB0] disabled printk: bootconsole [ttyB0] disabled 2:0:5: ttyS1 at MMIO 0xf0822800 (irq = 21, base_baud = 454545) is a 16550A Linux agpgart interface v0.103 parport_init_chip: enhanced parport-modes not supported parport0: PC-style at 0xf0824800, irq 22 [PCSPP] brd: module loaded loop: module loaded Uniform Multi-Platform E-IDE driver ide-gd driver 1.18 ide-cd driver 5.00 53c700: Version 2.8 By James.Bottomley@HansenPartnership.com scsi0: 53c700 rev 0 scsi host0: LASI SCSI 53c700 scsi 0:0:6:0: Direct-Access QUANTUM PD425S 535A PQ: 0 ANSI: 2 st: Version 20160209, fixed bufsize 32768, s/g segs 256 sd 0:0:6:0: Power-on or device reset occurred sd 0:0:6:0: Attached scsi generic sg0 type 0 LASI 82596 driver - Revision: 1.30 Found i82596 at 0xf0826000, IRQ 17 drivers/net/ethernet/i825xx/lasi_82596.c: MAC of HP700 LAN read from EEPROM eth0: 82596 at 0xf0826000, 08:00:09:41:48:15 IRQ 17. sd 0:0:6:0: [sda] 833150 512-byte logical blocks: (427 MB/407 MiB) ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver ohci-pci: OHCI PCI platform driver uhci_hcd: USB Universal Host Controller Interface driver HP SDC: HP SDC at 0xf0821000, IRQ 18 (NMI IRQ 19) HP SDC: New style SDC HP SDC: Revision: 1820-4784 HP SDC: TI SN76494 beeper present HP SDC: OKI MSM-58321 BBRTC present HP SDC: Spunking the self test register to force PUP on next firmware reset. mousedev: PS/2 mouse device common for all mice rtc-generic rtc-generic: registered as rtc0 rtc-generic rtc-generic: setting system clock to 1999-11-24T12:31:39 UTC (943446699) device-mapper: uevent: version 1.0.3 device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com hid: raw HID events driver (C) Jiri Kosina usbcore: registered new interface driver usbhid usbhid: USB HID core driver NET: Registered protocol family 17 sd 0:0:6:0: [sda] Write Protect is off sd 0:0:6:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sd 0:0:6:0: [sda] Attached SCSI disk Sending BOOTP requests ...... timed out! IP-Config: Reopening network devices... Sending BOOTP requests ... random: crng init done ... timed out! IP-Config: Auto-configuration of network failed VFS: Cannot open root device "sda5" or unknown-block(8,5): error -6 Please append a correct "root=" boot option; here are the available partitions: 0100 6144 ram0 (driver?) 0101 6144 ram1 (driver?) 0102 6144 ram2 (driver?) 0103 6144 ram3 (driver?) 0104 6144 ram4 (driver?) 0105 6144 ram5 (driver?) 0106 6144 ram6 (driver?) 0107 6144 ram7 (driver?) 0108 6144 ram8 (driver?) 0109 6144 ram9 (driver?) 010a 6144 ram10 (driver?) 010b 6144 ram11 (driver?) 010c 6144 ram12 (driver?) 010d 6144 ram13 (driver?) 010e 6144 ram14 (driver?) 010f 6144 ram15 (driver?) 0800 416575 sda driver: sd Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(8,5) CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.8.0-rc6-32bit+ #646 Hardware name: 9000/730 Backtrace: [<10187738>] show_stack+0x34/0x48 [<1043e9fc>] dump_stack+0x94/0x120 [<101a8458>] panic+0x120/0x35c [<1010343c>] 0x1010343c [<10103664>] 0x10103664 [<10103854>] 0x10103854 [<10102ea4>] 0x10102ea4 [<106cf8ec>] kernel_init+0x1c/0x134 [<1018c01c>] ret_from_kernel_thread+0x1c/0x24 Linux version 5.9.0-rc3-32bit+ (deller@p100) (hppa-linux-gnu-gcc (GCC) 9.2.1 20190827 (Red Hat Cross 9.2.1-3), GNU ld version 2.34-2.fc32) #664 SMP Wed Sep 2 0 CPU0: thread -1, cpu 0, socket 0 FP[0] enabled: Rev 3 Model 0 The 32-bit Kernel has started... Kernel default page size is 4 KB. Huge pages disabled. printk: bootconsole [ttyB0] enabled Initialized PDC Console for debugging. Determining PDC firmware type: Snake. model 00002020 00000481 00000000 00000000 77871814 000011f4 00000004 0000000d 00000000 vers 00000003 model 9000/730 Memory Ranges: 0) Start 0x0000000000000000 End 0x0000000002ffffff Size 48 MB Total Memory: 48 MB PDT: Firmware does not provide any page deallocation information. Zone ranges: Normal [mem 0x0000000000000000-0x0000002fffffffff] Movable zone start for each node Early memory node ranges node 0: [mem 0x0000000000000000-0x0000000002ffffff] Initmem setup node 0 [mem 0x0000000000000000-0x0000000002ffffff] percpu: Embedded 21 pages/cpu s53888 r8192 d23936 u86016 SMP: bootstrap CPU ID is 0 Built 1 zonelists, mobility grouping on. Total pages: 12192 Kernel command line: HOME=/ root=/dev/sda5 c3kroot=sda5 pa64_b160Lroot=sda5 ip=bootp panic_timeout=60 panic=-1 console=ttyS0 TERM=vt102 palo_kernel=0/vmlinux printk: log_buf_len individual max cpu contribution: 4096 bytes printk: log_buf_len total cpu_extra contributions: 126976 bytes printk: log_buf_len min size: 65536 bytes printk: log_buf_len: 262144 bytes printk: early log buf free: 62968(96%) Dentry cache hash table entries: 8192 (order: 3, 32768 bytes, linear) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes, linear) mem auto-init: stack:off, heap alloc:off, heap free:off Memory: 36048K/49152K available (6160K kernel code, 739K rwdata, 1867K rodata, 500K init, 372K bss, 13104K reserved, 0K cma-reserved) rcu: Hierarchical RCU implementation. rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. NR_IRQS: 96 sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns Console: colour dummy device 128x48 Calibrating delay loop... 64.71 BogoMIPS (lpj=323584) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) rcu: Hierarchical SRCU implementation. smp: Bringing up secondary CPUs ... smp: Brought up 1 node, 1 CPU devtmpfs: initialized random: get_random_u32 called from bucket_table_alloc+0x118/0x148 with crng_init=0 clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns futex hash table entries: 8192 (order: 6, 393216 bytes, linear) NET: Registered protocol family 16 EISA bus registered Searching for devices... Found devices: 1. Coral SGC Graphics at 0xf8000000 [1] { 10, 0x0, 0x004, 0x00077 } 2. Cobra Core BA at 0xf082f000 [2] { 11, 0x0, 0x004, 0x00070 } 3. Cobra Core SCSI at 0xf0825000 [2/0/1] { 10, 0x0, 0x004, 0x00071 } 4. Cobra Core LAN (802.3) at 0xf0826000 [2/0/2] { 10, 0x0, 0x004, 0x00072 } 5. Cobra Core HIL at 0xf0821000 [2/0/3] { 10, 0x0, 0x004, 0x00073 } 6. Cobra Core RS-232 at 0xf0823000 [2/0/4] { 10, 0x0, 0x004, 0x00075 } 7. Cobra Core RS-232 at 0xf0822000 [2/0/5] { 10, 0x0, 0x004, 0x00075 } 8. Cobra Core Centronics at 0xf0824000 [2/0/6] { 10, 0x0, 0x004, 0x00074 } 9. Cobra EISA BA at 0xfc000000 [4] { 11, 0x0, 0x004, 0x00076 } 10. King Cobra (730) at 0xfffbe000 [8] { 0, 0x0, 0x202, 0x00004 } 11. Memory at 0xfffbf000 [9] { 1, 0x0, 0x013, 0x00009 } CPU(s): 1 out of 1 PA7000 (PCX-S) at 66.000000 MHz online alternatives: applied 74 out of 126 patches Cache flush threshold set to 2 KiB Whole TLB flush 2603 cycles, Range flush 9359360 bytes 140123 cycles Calculated TLB flush threshold 24 KiB TLB flush threshold set to 24 KiB Asp version 1 at 0xf082f000 found. LED (ASP-style) display at f0800020 registered Mongoose EISA Adapter found at 0xfc000000 Failed to request irq 2 (cascade) Enumerating EISA bus EISA slot 1: HWP1850 EISA IRQ 3 eisa_ba 4: Probing EISA bus 0 eisa 00:00: EISA: Mainboard HWPC000 detected eisa 00:01: EISA: slot 1: HWP1850 detected eisa_ba 4: EISA: Detected 1 card powersw: Soft power switch support not available. random: fast init done vgaarb: loaded SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb VFS: Disk quotas dquot_6.6.0 VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) NET: Registered protocol family 2 tcp_listen_portaddr_hash hash table entries: 128 (order: 0, 4608 bytes, linear) TCP established hash table entries: 1024 (order: 0, 4096 bytes, linear) TCP bind hash table entries: 1024 (order: 3, 32768 bytes, linear) TCP: Hash tables configured (established 1024 bind 1024) UDP hash table entries: 256 (order: 2, 20480 bytes, linear) UDP-Lite hash table entries: 256 (order: 2, 20480 bytes, linear) 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. PCI: CLS 0 bytes, default 16 clocksource: cr16: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns clocksource: Switched to clocksource cr16 Chassis warnings not supported. ====[ backtrace testing ]=========== Testing a backtrace from process context. The following trace is a kernel self test and not a bug! CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.9.0-rc3-32bit+ #664 Hardware name: 9000/730 Backtrace: [<10180358>] show_stack+0x34/0x48 [<104b6b80>] dump_stack+0x94/0x11c [<1022b234>] backtrace_regression_test+0x44/0x15c [<1017d120>] do_one_initcall+0x84/0x1a8 [<101030f0>] 0x101030f0 [<10779cc4>] kernel_init+0x1c/0x134 [<1018501c>] ret_from_kernel_thread+0x1c/0x24 Testing a backtrace from irq context. The following trace is a kernel self test and not a bug! CPU: 0 PID: 21 Comm: kworker/u64:2 Not tainted 5.9.0-rc3-32bit+ #664 Hardware name: 9000/730 Workqueue: events_unbound call_usermodehelper_exec_work Backtrace: [<10180358>] show_stack+0x34/0x48 [<104b6b80>] dump_stack+0x94/0x11c [<1022b1d0>] backtrace_test_irq_callback+0x18/0x38 [<101a7854>] tasklet_action_common.isra.0+0x118/0x174 [<101a7930>] tasklet_action+0x38/0x48 [<1077f898>] __do_softirq+0x2c0/0x310 [<10187714>] call_on_stack+0x24/0x30 [<101816f4>] execute_on_irq_stack+0x78/0x88 [<10182160>] do_softirq_own_stack+0x20/0x30 [<101a6e6c>] __irq_exit_rcu+0x94/0xa4 [<101a7454>] irq_exit+0x18/0x30 [<10182420>] do_cpu_irq_mask+0x2b0/0x2e8 [<10186068>] intr_return+0x0/0xc Testing a saved backtrace. The following trace is a kernel self test and not a bug! dump_trace+0x54/0x94 save_stack_trace+0x20/0x30 stack_trace_save+0x2c/0x40 backtrace_regression_test+0x114/0x15c do_one_initcall+0x84/0x1a8 0x101030f0 kernel_init+0x1c/0x134 ret_from_kernel_thread+0x1c/0x24 ====[ end of backtrace testing ]==== workingset: timestamp_bits=30 max_order=14 bucket_order=0 NFS: Registering the id_resolver key type Key type id_resolver registered Key type id_legacy registered nfs4filelayout_init: NFSv4 File Layout Driver Registering... io scheduler mq-deadline registered io scheduler kyber registered test_hash: hash_32() has no arch implementation to test. test_hash: hash_64() has no arch implementation to test. test_hash: 33152 tests passed. test_siphash: self-tests: pass EISA EEPROM at 0x00008400 PDC Stable Storage facility v0.30 sticore: STI GSC/PCI core graphics driver Version 0.9b sticore: byte mode ROM at f8000000, hpa at f8000000 sticore: STI ROM supports 32 bit firmware functions. sticore: STI selected 8x16 framebuffer font VGA8x16 for sticon sticore: id 26d1488c-40a00499, conforms to spec rev. 8.02 sticore: supports 0 monitors sticore: font start 00007170 sticore: region list 00007158 sticore: init_graph 000000c0 sticore: bus support 00 sticore: ext bus support 00 sticore: alternate code type 0 sticore: region #0: phys f8000000, region_ptr f8000000, len=252kB, btlb=0, sysonly=0, cache=0, last=0 sticore: region #1: phys f9000000, region_ptr f9000000, len=16384kB, btlb=1, sysonly=0, cache=0, last=0 sticore: region #2: phys f8100000, region_ptr f8100000, len=2560kB, btlb=0, sysonly=0, cache=0, last=0 sticore: region #3: phys f803f000, region_ptr f803f000, len=4kB, btlb=0, sysonly=0, cache=0, last=0 sticore: region #4: phys f8380000, region_ptr f8380000, len=4kB, btlb=0, sysonly=1, cache=0, last=1 sticore: 3 text planes 1280 x 1024 screen resolution 1280 x 1024 offscreen 2048 x 1024 layout regions at f8000000 f9000000 f8100000 f803f000 regions at f8380000 00000000 00000000 00000000 reent_lvl 0 save_addr 025e5100 sticore: monitor 0 in friendly mode: 0 power consumption 0 watts freq ref 0 sti_mem_addr 025e5500 (size=256 bytes) sticore: 8 bits per pixel 8 used bits 16 planes attributes 00000036 sticore: graphics card name: HPA1924A sticon: Initializing STI text console. Console: switching to colour STI console 160x64 stifb: 'HPA1924A' (id: 0x26d1488c) not supported. Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled printk: console [ttyS0] disabled 2:0:4: ttyS0 at MMIO 0xf0823800 (irq = 20, base_baud = 454545) is a 16550A printk: console [ttyS0] enabled printk: console [ttyS0] enabled printk: bootconsole [ttyB0] disabled printk: bootconsole [ttyB0] disabled 2:0:5: ttyS1 at MMIO 0xf0822800 (irq = 21, base_baud = 454545) is a 16550A Linux agpgart interface v0.103 parport_init_chip: enhanced parport-modes not supported parport0: PC-style at 0xf0824800, irq 22 [PCSPP] brd: module loaded loop: module loaded Uniform Multi-Platform E-IDE driver ide-gd driver 1.18 ide-cd driver 5.00 53c700: Version 2.8 By James.Bottomley@HansenPartnership.com scsi0: 53c700 rev 0 scsi host0: LASI SCSI 53c700 scsi 0:0:0:0: Direct-Access HELGE1 SCSI2SD 6.0 PQ: 0 ANSI: 2 scsi 0:0:1:0: Direct-Access HELGE2 SCSI2SD 6.0 PQ: 0 ANSI: 2 scsi 0:0:5:0: CD-ROM HDCD SCSI2SD 6.0 PQ: 0 ANSI: 2 st: Version 20160209, fixed bufsize 32768, s/g segs 256 sd 0:0:1:0: [sdb] 256000 2048-byte logical blocks: (524 MB/500 MiB) sd 0:0:0:0: [sda] 256000 2048-byte logical blocks: (524 MB/500 MiB) sd 0:0:1:0: [sdb] Write Protect is off sr 0:0:5:0: [sr0] scsi-1 drive cdrom: Uniform CD-ROM driver Revision: 3.20 sd 0:0:0:0: [sda] Write Protect is off sd 0:0:1:0: [sdb] Write cache: disabled, read cache: disabled, doesn't support DPO or FUA sd 0:0:0:0: [sda] Write cache: disabled, read cache: disabled, doesn't support DPO or FUA sd 0:0:0:0: Attached scsi generic sg0 type 0 sd 0:0:1:0: Attached scsi generic sg1 type 0 sd 0:0:1:0: [sdb] Attached SCSI disk sr 0:0:5:0: Attached scsi generic sg2 type 5 LASI 82596 driver - Revision: 1.30 Found i82596 at 0xf0826000, IRQ 17 drivers/net/ethernet/i825xx/lasi_82596.c: MAC of HP700 LAN read from EEPROM eth0: 82596 at 0xf0826000, 08:00:09:41:48:15 IRQ 17. sd 0:0:0:0: [sda] Attached SCSI disk ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver ohci-pci: OHCI PCI platform driver uhci_hcd: USB Universal Host Controller Interface driver HP SDC: HP SDC at 0xf0821000, IRQ 18 (NMI IRQ 19) HP SDC: New style SDC HP SDC: Revision: 1820-4784 HP SDC: TI SN76494 beeper present HP SDC: OKI MSM-58321 BBRTC present HP SDC: Spunking the self test register to force PUP on next firmware reset. mousedev: PS/2 mouse device common for all mice rtc-generic rtc-generic: registered as rtc0 rtc-generic rtc-generic: setting system clock to 2020-09-02T16:45:18 UTC (1599065118) device-mapper: uevent: version 1.0.3 device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com hid: raw HID events driver (C) Jiri Kosina usbcore: registered new interface driver usbhid usbhid: USB HID core driver NET: Registered protocol family 17 Key type dns_resolver registered Sending BOOTP requests . OK IP-Config: Got BOOTP answer from 192.168.20.2, my address is 192.168.20.68 IP-Config: Complete: device=eth0, hwaddr=08:00:09:41:48:15, ipaddr=192.168.20.68, mask=255.255.255.0, gw=192.168.20.1 host=hp730-48mb, domain=fritz.box, nis-domain=(none) bootserver=192.168.20.50, rootserver=192.168.20.50, rootpath= nameserver0=192.168.20.2 VFS: Cannot open root device "sda5" or unknown-block(8,5): error -6