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AM3351: seen some crash in bootup log

Part Number: AM3351

Hi 

I am seeing some kernel crash in bootup log. I did not get why this loges are coming.

Can you please help here bellow are the loges.

[ 0.166044] l3-aon-clkctrl:0000:0: failed to disable
[ 0.172358] l4ls-clkctrl:0088:0: failed to enable
[ 0.172417] ------------[ cut here ]------------
[ 0.172487] WARNING: CPU: 0 PID: 1 at drivers/clk/clk.c:958 clk_core_disable+0xc4/0xcc
[ 0.172505] l4ls-clkctrl:0088:0 already disabled
[ 0.172519] Modules linked in:
[ 0.172559] CPU: 0 PID: 1 Comm: swapper Not tainted 5.4.106-g9f48a2ac05 #1
[ 0.172576] Hardware name: Generic AM33XX (Flattened Device Tree)
[ 0.172646] [<c010db78>] (unwind_backtrace) from [<c010b2f0>] (show_stack+0x10/0x14)
[ 0.172700] [<c010b2f0>] (show_stack) from [<c07f3648>] (__warn+0xd0/0xe8)
[ 0.172742] [<c07f3648>] (__warn) from [<c07f36f8>] (warn_slowpath_fmt+0x98/0xc8)
[ 0.172783] [<c07f36f8>] (warn_slowpath_fmt) from [<c041aa74>] (clk_core_disable+0xc4/0xcc)
[ 0.172823] [<c041aa74>] (clk_core_disable) from [<c041ae54>] (clk_core_disable_lock+0x18/0x24)
[ 0.172878] [<c041ae54>] (clk_core_disable_lock) from [<c0118c6c>] (_disable_clocks+0x18/0x98)
[ 0.172916] [<c0118c6c>] (_disable_clocks) from [<c011964c>] (_idle+0x180/0x250)
[ 0.172947] [<c011964c>] (_idle) from [<c011a224>] (_setup.part.0+0x35c/0x504)
[ 0.172994] [<c011a224>] (_setup.part.0) from [<c0c0b26c>] (__omap_hwmod_setup_all+0x114/0x128)
[ 0.173038] [<c0c0b26c>] (__omap_hwmod_setup_all) from [<c0102648>] (do_one_initcall+0x58/0x1c4)
[ 0.173089] [<c0102648>] (do_one_initcall) from [<c0c00ee4>] (kernel_init_freeable+0x124/0x1c0)
[ 0.173142] [<c0c00ee4>] (kernel_init_freeable) from [<c07fc134>] (kernel_init+0x8/0x110)
[ 0.173178] [<c07fc134>] (kernel_init) from [<c01010e8>] (ret_from_fork+0x14/0x2c)
[ 0.173198] Exception stack(0xee883fb0 to 0xee883ff8)
[ 0.173229] 3fa0: 00000000 00000000 00000000 00000000
[ 0.173263] 3fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 0.173294] 3fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[ 0.173331] ---[ end trace fef1a771dfed0463 ]---
[ 0.178956] l4ls-clkctrl:008c:0: failed to enable
[ 0.179029] ------------[ cut here ]------------
[ 0.179067] WARNING: CPU: 0 PID: 1 at drivers/clk/clk.c:958 clk_core_disable+0xc4/0xcc
[ 0.179084] l4ls-clkctrl:008c:0 already disabled
[ 0.179096] Modules linked in:
[ 0.179127] CPU: 0 PID: 1 Comm: swapper Tainted: G W 5.4.106-g9f48a2ac05 #1
[ 0.179144] Hardware name: Generic AM33XX (Flattened Device Tree)
[ 0.179186] [<c010db78>] (unwind_backtrace) from [<c010b2f0>] (show_stack+0x10/0x14)
[ 0.179225] [<c010b2f0>] (show_stack) from [<c07f3648>] (__warn+0xd0/0xe8)
[ 0.179263] [<c07f3648>] (__warn) from [<c07f36f8>] (warn_slowpath_fmt+0x98/0xc8)
[ 0.179303] [<c07f36f8>] (warn_slowpath_fmt) from [<c041aa74>] (clk_core_disable+0xc4/0xcc)
[ 0.179340] [<c041aa74>] (clk_core_disable) from [<c041ae54>] (clk_core_disable_lock+0x18/0x24)
[ 0.179379] [<c041ae54>] (clk_core_disable_lock) from [<c0118c6c>] (_disable_clocks+0x18/0x98)
[ 0.179414] [<c0118c6c>] (_disable_clocks) from [<c011964c>] (_idle+0x180/0x250)
[ 0.179444] [<c011964c>] (_idle) from [<c011a224>] (_setup.part.0+0x35c/0x504)
[ 0.179480] [<c011a224>] (_setup.part.0) from [<c0c0b26c>] (__omap_hwmod_setup_all+0x114/0x128)
[ 0.179517] [<c0c0b26c>] (__omap_hwmod_setup_all) from [<c0102648>] (do_one_initcall+0x58/0x1c4)
[ 0.179555] [<c0102648>] (do_one_initcall) from [<c0c00ee4>] (kernel_init_freeable+0x124/0x1c0)
[ 0.179594] [<c0c00ee4>] (kernel_init_freeable) from [<c07fc134>] (kernel_init+0x8/0x110)
[ 0.179628] [<c07fc134>] (kernel_init) from [<c01010e8>] (ret_from_fork+0x14/0x2c)
[ 0.179647] Exception stack(0xee883fb0 to 0xee883ff8)
[ 0.179673] 3fa0: 00000000 00000000 00000000 00000000
[ 0.179707] 3fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 0.179737] 3fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[ 0.179755] ---[ end trace fef1a771dfed0464 ]---
[ 0.182992] cpuidle: using governor ladder
[ 0.183073] cpuidle: using governor menu

Thank You, Jit

  

  • Hi Jit,

    This issue is likely caused by incorrect configuration in kernel device tree. Is this on your custom board? Please disable nodes in DTS until this issue disappears, then we know which DT node is incorrectly configured.