Hi All, I'm seeing the following kernel crash on boot on the BBone Black with the 4.8 kernel for at least rc1/rc2/latest head. Couldn't see any recent change to the RTC driver, is anyone else seeing this? Any ideas on the issue? OS is Fedora 25. Peter [ 4.649592] Unhandled fault: external abort on non-linefetch (0x1028) at 0xf9e3e044 [ 4.657626] pgd = c0204000 [ 4.660457] [f9e3e044] *pgd=44e11452(bad) [ 4.664680] Internal error: : 1028 [#1] SMP ARM [ 4.669422] Modules linked in: [ 4.672629] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.8.0-0.rc2.git2.1.fc26.armv7hl #1 [ 4.681092] Hardware name: Generic AM33XX (Flattened Device Tree) [ 4.687466] task: de114080 task.stack: de0ca000 [ 4.692217] PC is at omap_hwmod_read+0x28/0x30 [ 4.696870] LR is at omap_rtc_wait_not_busy+0x28/0x50 [ 4.702154] pc : [<c023bd08>] lr : [<c023dfac>] psr: 400e0093 [ 4.702154] sp : de0cbd38 ip : 00000003 fp : 00000002 [ 4.714161] r10: de0ca000 r9 : 00000000 r8 : c0e7df04 [ 4.719624] r7 : c0e9a128 r6 : 00063f98 r5 : c0efca0c r4 : 00000032 [ 4.726450] r3 : f9e3e044 r2 : 00000000 r1 : 00000044 r0 : c0e9a128 [ 4.733279] Flags: nZcv IRQs off FIQs on Mode SVC_32 ISA ARM Segment none [ 4.740834] Control: 10c5387d Table: 9b23c019 DAC: 00000051 [ 4.746843] Process swapper/0 (pid: 1, stack limit = 0xde0ca220) [ 4.753126] Stack: (0xde0cbd38 to 0xde0cc000) [ 4.757683] bd20: c0e9a128 00000003 [ 4.766242] bd40: c0e91360 c0e9a9b0 c0e7df04 c023e02c c0e9a128 c023bed8 c0e9a128 00000020 [ 4.774800] bd60: c0e91360 c023c0a4 c0e9a128 00000003 c0e9a128 00000000 c0f99b90 c023c338 [ 4.783359] bd80: c0e9a128 00020001 00000000 c0e9a128 c0e9a188 a00e0013 c0e7d5dc c023c934 [ 4.791917] bda0: 00000000 de206540 00000001 c023d8e0 de21bc10 de21bc10 c023d908 c023d920 [ 4.800476] bdc0: de21bca0 de21bc10 c023d908 c06bf764 de21bc10 de1ef810 c023d908 c06bf80c [ 4.809036] bde0: de21bc10 de1ef810 c023d908 c06c1170 ffffe000 de21bca0 de21bca0 600e0013 [ 4.817595] be00: c06c1564 de21bc00 c188d620 00000000 c0dd7858 de21bc10 00000004 de21bca0 [ 4.826154] be20: 600e0013 c188d620 00000000 c0dd7858 00000000 c06c1574 db29e398 de21bc10 [ 4.834714] be40: fffffffe de21bc00 c188d620 c07b3110 de21bc00 00000001 de0cbe04 fffffdfb [ 4.843274] be60: c07b2fa8 de21bc10 c0f3e000 00000000 c188d620 c06b7ac0 de21bc10 c188d618 [ 4.851833] be80: c0f3e000 c06b55e0 c0f3e000 de21bc10 00000000 de21bc10 de21bc44 c0f3e000 [ 4.860392] bea0: 00000000 c0f98d40 c0e70f64 c06b5888 00000000 c0f3e000 c06b57f8 c06b381c [ 4.868953] bec0: de0a9aa4 de202cd0 c0f3e000 db29a880 c0f2f258 c06b4a74 c0c8a324 de114080 [ 4.877511] bee0: 00000000 c0f3e000 ffffe000 00000000 000000e9 c06b6a0c c0d93f5c ffffe000 [ 4.886071] bf00: 00000000 c0209dac 00000004 de114650 de114650 00000000 c0eb3300 c02787a4 [ 4.894631] bf20: dfdff5c7 dfdff5cc 000000e9 c02788bc de114080 00000001 c0d06fbc 000000e9 [ 4.903190] bf40: 00000006 00000006 c0d081f0 c0d081f0 c0f98d40 00000007 c0f98d40 00000007 [ 4.911749] bf60: c0f98d40 c0dd7850 000000e9 c0f98d40 c0e70f64 c0d42f44 00000006 00000006 [ 4.920307] bf80: 00000000 c0d425a0 00000000 c09b066c 00000000 00000000 00000000 00000000 [ 4.928866] bfa0: 00000000 c09b067c 00000000 c020fe90 00000000 00000000 00000000 00000000 [ 4.937424] bfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4.945982] bfe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000 [ 4.954547] [<c023bd08>] (omap_hwmod_read) from [<c023dfac>] (omap_rtc_wait_not_busy+0x28/0x50) [ 4.963655] [<c023dfac>] (omap_rtc_wait_not_busy) from [<c023e02c>] (omap_hwmod_rtc_unlock+0x20/0x54) [ 4.973306] [<c023e02c>] (omap_hwmod_rtc_unlock) from [<c023bed8>] (_write_sysconfig+0x54/0x90) [ 4.982410] [<c023bed8>] (_write_sysconfig) from [<c023c0a4>] (_enable_sysc+0x190/0x200) [ 4.990878] [<c023c0a4>] (_enable_sysc) from [<c023c338>] (_enable+0x224/0x2b8) [ 4.998528] [<c023c338>] (_enable) from [<c023c934>] (omap_hwmod_enable+0x30/0x48) [ 5.006452] [<c023c934>] (omap_hwmod_enable) from [<c023d8e0>] (omap_device_enable+0x58/0x80) [ 5.015376] [<c023d8e0>] (omap_device_enable) from [<c023d920>] (_od_runtime_resume+0x18/0x44) [ 5.024393] [<c023d920>] (_od_runtime_resume) from [<c06bf764>] (__rpm_callback+0x34/0x64) [ 5.033045] [<c06bf764>] (__rpm_callback) from [<c06bf80c>] (rpm_callback+0x78/0x88) [ 5.041151] [<c06bf80c>] (rpm_callback) from [<c06c1170>] (rpm_resume+0x498/0x824) [ 5.049074] [<c06c1170>] (rpm_resume) from [<c06c1574>] (__pm_runtime_resume+0x78/0x94) [ 5.057465] [<c06c1574>] (__pm_runtime_resume) from [<c07b3110>] (omap_rtc_probe+0x168/0x3f0) [ 5.066392] [<c07b3110>] (omap_rtc_probe) from [<c06b7ac0>] (platform_drv_probe+0x58/0xa4) [ 5.075051] [<c06b7ac0>] (platform_drv_probe) from [<c06b55e0>] (driver_probe_device+0x1d0/0x3e8) [ 5.084340] [<c06b55e0>] (driver_probe_device) from [<c06b5888>] (__driver_attach+0x90/0x100) [ 5.093264] [<c06b5888>] (__driver_attach) from [<c06b381c>] (bus_for_each_dev+0x84/0x94) [ 5.101825] [<c06b381c>] (bus_for_each_dev) from [<c06b4a74>] (bus_add_driver+0x180/0x234) [ 5.110478] [<c06b4a74>] (bus_add_driver) from [<c06b6a0c>] (driver_register+0xa8/0xe8) [ 5.118859] [<c06b6a0c>] (driver_register) from [<c0209dac>] (do_one_initcall+0x134/0x15c) [ 5.127523] [<c0209dac>] (do_one_initcall) from [<c0d42f44>] (kernel_init_freeable+0x278/0x2c4) [ 5.136637] [<c0d42f44>] (kernel_init_freeable) from [<c09b067c>] (kernel_init+0x10/0xf8) [ 5.145203] [<c09b067c>] (kernel_init) from [<c020fe90>] (ret_from_fork+0x14/0x24) [ 5.153128] Code: 0a000002 e1d300b0 e6ff0070 e12fff1e (e5930000) [ 5.159532] ---[ end trace 89acbd125b09be68 ]--- [ 5.164374] note: swapper/0[1] exited with preempt_count 1 [ 5.170470] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b [ 5.170470] [ 5.180057] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html