[FS#4055] [bcm53xx] EA9500 - OpenWrt fails to boot with Latest snapshot builds

[OpenWrt Bugs]

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A new Flyspray task has been opened.  Details are below. 

User who did this - Vivek (npcomplete) 

Attached to Project - OpenWrt/LEDE Project
Summary - [bcm53xx] EA9500 - OpenWrt fails to boot with Latest snapshot builds
Task Type - Bug Report
Category - Kernel
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Critical
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details -  - EA9500 - bcm47094-linksys-panamera.dts
 - OpenWrt trunk - kernel v5.10.64
 - Fails to boot


[    1.207600] random: crng init done
[    1.241185] 6 fixed-partitions partitions found on MTD device brcmnand.0
[    1.247905] Creating 6 MTD partitions on "brcmnand.0":
[    1.253092] 0x000000000000-0x000000080000 : "boot"
[    1.258458] 0x000000080000-0x000000180000 : "nvram"
[    1.263931] 0x000000180000-0x000000200000 : "devinfo"
[    1.269589] 0x000000200000-0x000001f00000 : "backup"
[    1.275477] 0x000001f00000-0x000003c00000 : "firmware"
[    1.282032] 2 trx partitions found on MTD device firmware
[    1.287449] Creating 2 MTD partitions on "firmware":
[    1.292455] 0x00000000001c-0x000000400000 : "linux"
[    1.297345] mtd: partition "linux" doesn't start on an erase/write block boundary -- force read-only
[    1.307044] 0x000000400000-0x000001d00000 : "ubi"
[    1.312365] 0x000005200000-0x000008000000 : "system"
[    1.319876] bcm_iproc 18029200.spi: using bspi-mspi mode
[    1.326915] libphy: Fixed MDIO Bus: probed
[    1.331447] libphy: iProc MDIO bus: probed
[    1.335571] iproc-mdio 18003000.mdio: Broadcom iProc MDIO bus registered
[    1.342989] libphy: mdio_mux: probed
[    1.347357] libphy: mdio_mux: probed
[   22.359696] rcu: INFO: rcu_sched self-detected stall on CPU
[   22.365292] rcu:     0-....: (2099 ticks this GP) idle=3fe/1/0x40000002 softirq=81/81 fqs=1050
[   22.373748]  (t=2100 jiffies g=-1139 q=133)
[   22.377935] NMI backtrace for cpu 0
[   22.381426] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.10.64 #0
[   22.387446] Hardware name: BCM5301X
[   22.390960] [] (unwind_backtrace) from [] (show_stack+0x10/0x14)
[   22.398732] [] (show_stack) from [] (dump_stack+0x94/0xa8)
[   22.405979] [] (dump_stack) from [] (nmi_cpu_backtrace+0xc8/0xf4)
[   22.413824] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x104/0x13c)
[   22.423503] [] (nmi_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0xe4/0x10c)
[   22.433272] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0x6e4/0x8ac)
[   22.442259] [] (rcu_sched_clock_irq) from [] (update_process_times+0x88/0xbc)
[   22.451162] [] (update_process_times) from [] (tick_sched_timer+0x78/0x274)
[   22.459877] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0x15c/0x218)
[   22.468684] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x11c/0x298)
[   22.477585] [] (hrtimer_interrupt) from [] (twd_handler+0x34/0x3c)
[   22.485522] [] (twd_handler) from [] (handle_percpu_devid_irq+0x78/0x148)
[   22.494074] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x84/0xd8)
[   22.503235] [] (__handle_domain_irq) from [] (gic_handle_irq+0x80/0x94)
[   22.511603] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90)
[   22.519103] Exception stack(0xc0c35c28 to 0xc0c35c70)
[   22.524162] 5c20:                   c0d2bc8c 00000000 0000c0d2 0000bc88 c0d2bc88 ffffe000
[   22.532354] 5c40: 00000000 c0c34000 00000002 c0982c40 c0d2bc8c c074ed6c 00000000 c0c35c78
[   22.540550] 5c60: c065bfb0 c065efbc 80000013 ffffffff
[   22.545617] [] (__irq_svc) from [] (_raw_spin_lock+0x2c/0x40)
[   22.553114] [] (_raw_spin_lock) from [] (__mutex_lock.constprop.0+0x1b8/0x520)
[   22.562103] [] (__mutex_lock.constprop.0) from [] (phy_probe+0x48/0x198)
[   22.570565] [] (phy_probe) from [] (really_probe+0xfc/0x4e0)
[   22.577980] [] (really_probe) from [] (bus_for_each_drv+0x74/0x98)
[   22.585919] [] (bus_for_each_drv) from [] (__device_attach+0xcc/0x120)
[   22.594204] [] (__device_attach) from [] (bus_probe_device+0x84/0x8c)
[   22.602403] [] (bus_probe_device) from [] (device_add+0x300/0x77c)
[   22.610343] [] (device_add) from [] (mdio_device_register+0x24/0x48)
[   22.618458] [] (mdio_device_register) from [] (of_mdiobus_register+0x194/0x2f8)
[   22.627524] [] (of_mdiobus_register) from [] (mdio_mux_init+0x178/0x2c0)
[   22.635983] [] (mdio_mux_init) from [] (mdio_mux_mmioreg_probe+0x138/0x1fc)
[   22.644709] [] (mdio_mux_mmioreg_probe) from [] (platform_drv_probe+0x34/0x70)
[   22.653688] [] (platform_drv_probe) from [] (really_probe+0xfc/0x4e0)
[   22.661887] [] (really_probe) from [] (device_driver_attach+0xe4/0xf4)
[   22.670173] [] (device_driver_attach) from [] (__driver_attach+0x7c/0x110)
[   22.678806] [] (__driver_attach) from [] (bus_for_each_dev+0x64/0x90)
[   22.686997] [] (bus_for_each_dev) from [] (bus_add_driver+0xf8/0x1e0)
[   22.695187] [] (bus_add_driver) from [] (driver_register+0x88/0x118)
[   22.703292] [] (driver_register) from [] (do_one_initcall+0x54/0x1e8)
[   22.711494] [] (do_one_initcall) from [] (kernel_init_freeable+0x23c/0x290)
[   22.720227] [] (kernel_init_freeable) from [] (kernel_init+0x8/0x118)
[   22.728421] [] (kernel_init) from [] (ret_from_fork+0x14/0x2c)
[   22.736007] Exception stack(0xc0c35fb0 to 0xc0c35ff8)
[   22.741065] 5fa0:                                     00000000 00000000 00000000 00000000
[   22.749256] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   22.757447] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000

   

 

More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=4055

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