[  978.083260] ------------[ cut here ]------------
[  978.097232] WARNING: CPU: 0 PID: 9 at net/sched/sch_generic.c:461 dev_watchdog+0x2c4/0x2c8
[  978.122146] NETDEV WATCHDOG: eth0 (cpsw): transmit queue 0 timed out
[  978.141281] Modules linked in:
[  978.150486] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.38-g4dae378bbe #154
[  978.172760] Hardware name: Generic AM43 (Flattened Device Tree)
[  978.190583] Backtrace:
[  978.197961] [<c010cbe4>] (dump_backtrace) from [<c010cf54>] (show_stack+0x18/0x1c)
[  978.220765]  r7:00000009 r6:00000000 r5:c0c5b460 r4:ef0a3ddc
[  978.237829] [<c010cf3c>] (show_stack) from [<c093a5d4>] (dump_stack+0x24/0x28)
[  978.259593] [<c093a5b0>] (dump_stack) from [<c012d3c0>] (__warn+0xe0/0xf8)
[  978.280306] [<c012d2e0>] (__warn) from [<c012d018>] (warn_slowpath_fmt+0x50/0x6c)
[  978.302866]  r9:c082a5a0 r8:00000000 r7:ef24d800 r6:c0e16660 r5:c0c5b424 r4:c0e03048
[  978.326196] [<c012cfcc>] (warn_slowpath_fmt) from [<c082a864>] (dev_watchdog+0x2c4/0x2c8)
[  978.350826]  r3:ef24d800 r2:c0c5b424
[  978.361587]  r5:00000000 r4:ef24da84
[  978.372373] [<c082a5a0>] (dev_watchdog) from [<c0187358>] (call_timer_fn+0x2c/0x9c)
[  978.395440]  r8:ffffe000 r7:c0e16680 r6:c082a5a0 r5:00000100 r4:ffffe000
[  978.415630] [<c018732c>] (call_timer_fn) from [<c01874b8>] (expire_timers+0xf0/0xf8)
[  978.438951]  r6:00000000 r5:ef0a3e8c r4:ef24da84
[  978.452861] [<c01873c8>] (expire_timers) from [<c0187578>] (run_timer_softirq+0xb8/0x220)
[  978.477495]  r9:c0e03048 r8:c0e16660 r7:c0e16680 r6:c0e16680 r5:ef0a3e8c r4:ef0a3e8c
[  978.500829] [<c01874c0>] (run_timer_softirq) from [<c0102290>] (__do_softirq+0x110/0x284)
[  978.525464]  r9:00000001 r8:40000001 r7:ef0a2000 r6:c0e532b0 r5:c0e532b4 r4:00000002
[  978.548795] [<c0102180>] (__do_softirq) from [<c0130834>] (run_ksoftirqd+0x30/0x38)
[  978.571858]  r10:ef08ddf8 r9:00000000 r8:c0e03048 r7:c0e0e6c8 r6:00000001 r5:ffffe000
[  978.595438]  r4:ef043200
[  978.603074] [<c0130804>] (run_ksoftirqd) from [<c014f408>] (smpboot_thread_fn+0x144/0x28c)
[  978.627980] [<c014f2c4>] (smpboot_thread_fn) from [<c014b0f8>] (kthread+0x158/0x160)
[  978.651307]  r9:c014f2c4 r8:ef043200 r7:ef0a2000 r6:00000000 r5:ef043240 r4:ef043280
[  978.674633] [<c014afa0>] (kthread) from [<c01010e8>] (ret_from_fork+0x14/0x2c)
[  978.696382] Exception stack(0xef0a3fb0 to 0xef0a3ff8)
[  978.711593] 3fa0:                                     00000000 00000000 00000000 00000000
[  978.736227] 3fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[  978.760858] 3fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[  978.780780]  r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:c014afa0
[  978.804358]  r4:ef043240
[  978.811964] ---[ end trace e661d8566eba1532 ]---