Hi,
Am 15.06.2018 um 23:18 schrieb aTc atc@k-n-p.org:
On 06/15/2018 10:16 PM, H. Nikolaus Schaller wrote:
Am 15.06.2018 um 21:05 schrieb aTc atc@k-n-p.org:
on anything 4.16 the screen just stays blank, and it goes into a loop dumping this sort of stuff:
[ 103.887062] Unhandled fault: synchronous external abort (0x1210) at 0xb5a539f0 [ 103.887066] ------------[ cut here ]------------ [ 103.887099] WARNING: CPU: 0 PID: 0 at drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x244/0x31c [ 103.894709] pgd = 8c50352e [ 103.899589] 44000000.ocp:L3 Custom Error: MASTER MPU TARGET DMM1 (Read): Data Access in User mode during Functional access [ 103.909217] [b5a539f0] *pgd=a87d7003 [ 103.912070] Modules linked in: [ 103.923714] , *pmd=fc92a003 [ 103.927481] arc4 [ 103.933649] wl18xx wlcore mac80211 cfg80211 dwc3 binfmt_misc leds_gpio wwan_on_off snd_soc_omap_hdmi_audio generic_adc_battery wlcore_sdio snd_soc_ts3a227e leds_is31fl319x bq27xxx_battery_i2c bq2429x_charger bq27xxx_battery ina2xx twl6040_vibra at24 palmas_gpadc usb3503 bmc150_accel_i2c bmc150_magn_i2c w2cbw003_bluetooth bmc150_magn bmg160_i2c bmc150_accel_core bmg160_core industrialio_triggered_buffer kfifo_buf bmp280_i2c bno055 bmp280 snd_soc_omap_mcbsp snd_soc_omap_mcpdm snd_soc_omap snd_pcm_dmaengine ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 nf_log_ipv4 nf_log_common xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast [ 104.010586] nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack iptable_filter ecryptfs encrypted_keys sunrpc ip_tables x_tables ipv6 autofs4 omapdrm drm_kms_helper cfbfillrect syscopyarea cfbimgblt sysfillrect sysimgblt fb_sys_fops cfbcopyarea drm drm_panel_orientation_quirks panel_boe_w677l encoder_tpd12s015 pwm_omap_dmtimer connector_hdmi pwm_bl omapdss omapdss_base cec ehci_omap dwc3_omap tsc2007 industrialio as5013 tca8418_keypad gpio_twl6040 palmas_pwrbutton [ 104.010852] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.16.15-letux-lpae-pyra #1 [ 104.010859] Hardware name: Generic OMAP5 (Flattened Device Tree) [ 104.010895] [<c020e8d0>] (unwind_backtrace) from [<c020ad10>] (show_stack+0x10/0x14) [ 104.010919] [<c020ad10>] (show_stack) from [<c07d3dcc>] (dump_stack+0x7c/0x98) [ 104.010940] [<c07d3dcc>] (dump_stack) from [<c0227c18>] (__warn+0xdc/0xfc) [ 104.010959] [<c0227c18>] (__warn) from [<c0227c6c>] (warn_slowpath_fmt+0x34/0x44) [ 104.010981] [<c0227c6c>] (warn_slowpath_fmt) from [<c0514de0>] (l3_interrupt_handler+0x244/0x31c) [ 104.011007] [<c0514de0>] (l3_interrupt_handler) from [<c026c470>] (__handle_irq_event_percpu+0xb4/0x264) [ 104.011030] [<c026c470>] (__handle_irq_event_percpu) from [<c026c638>] (handle_irq_event_percpu+0x18/0x54) [ 104.011051] [<c026c638>] (handle_irq_event_percpu) from [<c026c6ac>] (handle_irq_event+0x38/0x5c) [ 104.011071] [<c026c6ac>] (handle_irq_event) from [<c026feb4>] (handle_fasteoi_irq+0xb0/0x124) [ 104.011090] [<c026feb4>] (handle_fasteoi_irq) from [<c026b8b8>] (generic_handle_irq+0x18/0x28) [ 104.011111] [<c026b8b8>] (generic_handle_irq) from [<c026be08>] (__handle_domain_irq+0xa0/0xb4) [ 104.011130] [<c026be08>] (__handle_domain_irq) from [<c0512410>] (gic_handle_irq+0x54/0x98) [ 104.011148] [<c0512410>] (gic_handle_irq) from [<c02019f8>] (__irq_svc+0x58/0x8c) [ 104.011157] Exception stack(0xc0c01f08 to 0xc0c01f50) [ 104.011171] 1f00: 00000000 00000018 2e559000 eefccf40 eefcc448 00000000 [ 104.011184] 1f20: 00000000 c0c84c48 30267bbd 00000018 c0c09328 00000000 0000000b c0c01f58 [ 104.011194] 1f40: c069c69c c069c6e4 600f0013 ffffffff [ 104.011215] [<c02019f8>] (__irq_svc) from [<c069c6e4>] (cpuidle_enter_state+0x238/0x390) [ 104.011237] [<c069c6e4>] (cpuidle_enter_state) from [<c02600e8>] (do_idle+0x168/0x1d0) [ 104.011258] [<c02600e8>] (do_idle) from [<c02603bc>] (cpu_startup_entry+0x18/0x1c) [ 104.011282] [<c02603bc>] (cpu_startup_entry) from [<c0a00c18>] (start_kernel+0x360/0x3cc) [ 104.011294] ---[ end trace 2d0dc4badbf61355 ]--- [ 104.283239] wlcore: down [ 104.307175] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 104.433476] wlan0: authenticate with d8:50:e6:cb:03:e0 [ 104.453035] wlan0: send auth to d8:50:e6:cb:03:e0 (try 1/3) [ 104.487453] wlan0: authenticated [ 104.497206] wlan0: associate with d8:50:e6:cb:03:e0 (try 1/3) [ 104.508841] wlan0: RX AssocResp from d8:50:e6:cb:03:e0 (capab=0x411 status=0 aid=2) [ 104.530198] wlan0: associated
is this repeatable on every reboot?
I remember having seen such a thing once but wasn't able to reproduce it.
It might also have something to do with LPAE on a 2GB Pyra, but I am not sure.
BR, Nikolaus