Device Information | 设备信息
- SOC: [e.g. rk3328]
- Model: [e.g. chainedbox l1pro]
- Kernel: [e.g. 6.18.18]
Describe the bug | 问题描述
fnnas_rockchip_chainedbox_k6.18.18_2026.04.21.img无法启动
[ 19.601035] [trim-mounts-hash]'proc'[00000000e66529fb]'s top mountpoint dentry: run
[ 19.601768] [trim-mounts-hash]dentry 'run' type: 0
[ 19.674434] mc: Linux media interface: v0.10
[ 19.707695] I : [File] : mali400/mali/linux/mali_kernel_linux.c; [Line] : 442; [Func] : mali_module_init(); svn_rev_string_from_arm of this mali_ko is '', rk_ko_ver is '5', built at '03:34:11', on 'Apr 17 2026'.
[ 19.709899] mali-utgard ff300000.gpu: mali_platform_device->num_resources = 1
[ 19.718164] mali-utgard ff300000.gpu: resource[0].start = 0x0x00000000ff300000
[ 19.718859] D : [File] : mali400/mali/platform/rk/rk.c; [Line] : 695; [Func] : mali_platform_device_init(); to add platform_specific_data to platform_device_of_mali.
[ 19.720644] mali-utgard ff300000.gpu: bin=0
ERROR: rockchip_plat_sip_handler: unhandled SMC (0x82000029)
[ 19.721585] mali-utgard ff300000.gpu: Failed to get leakage
[ 19.739127] mali-utgard ff300000.gpu: avs=0
[ OK ] Finished dpdk.service - DPDK runtime environment.
[ 19.739973] Must use shrinker_alloc() to dynamically allocate the shrinker
[ 19.740088] Mali: ERR: mali400/mali/common/mali_kernel_core.c
[ 19.741355] mali_parse_product_info() 184
[ 19.741355]
[ 19.741373] First PP core not specified in config file
[ 19.754084]
[ 19.754430] Mali: ERR: mali400/mali/linux/mali_kernel_linux.c
[ 19.754960] mali_probe() 670
[ 19.754960]
[ 19.754970] mali_probe(): Failed to initialize Mali device driver.
[ 19.755522]
[ 19.756728] ------------[ cut here ]------------
[ 19.757167] WARNING: CPU: 1 PID: 324 at drivers/regulator/core.c:2452 _regulator_put+0x50/0x58
[ 19.757952] Modules linked in: videobuf2_common snd_soc_rockchip_i2s mali(O+) mc snd_soc_core snd_compress snd_pcm_dmaengine nvmem_rockchip_efuse snd_pcm snd_timer binfmt_misc snd soundcore cpufreq_dt sg sch_fq zfs(PO) spl(O) rk_vcodec(O) nft_fullcone(O) nf_tables nfnetlink nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 rknpu(O) rockchip_system_monitor(O) rockchip_opp_select(O) rockchip_sip(O) rockchip_pvtm(O) tcp_bbr zram 842_decompress 842_compress nfsd auth_rpcgss nfs_acl lockd grace sunrpc autofs4 efivarfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx raid0 linear dm_mod realtek raid1 dwmac_rk stmmac_platform md_mod stmmac pcs_xpcs rtc_rk808 rockchipdrm dw_hdmi_qp dw_mipi_dsi dw_hdmi analogix_dp drm_display_helper gpio_syscon cec drm_dp_aux_bus uas
[ 19.764264] CPU: 1 UID: 0 PID: 324 Comm: (udev-worker) Tainted: P O 6.18.18-trim #491 PREEMPT
[ 19.765169] Tainted: [P]=PROPRIETARY_MODULE, [O]=OOT_MODULE
[ 19.765666] Hardware name: Chainedbox L1 Pro (DT)
[ 19.766091] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 19.766718] pc : _regulator_put+0x50/0x58
[ 19.767101] lr : regulator_put+0x30/0x48
[ 19.767467] sp : ffff8000831ab810
[ 19.767772] x29: ffff8000831ab810 x28: ffff800081198b48 x27: ffff80007a9ed034
[ 19.768424] x26: ffff8000831abce0 x25: ffff00000966d720 x24: 0000000000000000
[ 19.769077] x23: ffff80007a9e2000 x22: ffff00000966d720 x21: 0000000000000002
[ 19.769730] x20: ffff00000894eb40 x19: ffff800081e76f38 x18: 0000000000000006
[ 19.770380] x17: ffff7ffffe2b5000 x16: ffff800082040000 x15: ffff8000831ab2e0
[ 19.771029] x14: 0000000000000004 x13: ffff000000554e10 x12: 0000000000000000
[ 19.771672] x11: ffff00000b6ce390 x10: ffff00000b6ce238 x9 : 0000000000000000
[ 19.772321] x8 : ffff8000831ab740 x7 : 0000000000000000 x6 : 000000000000003f
[ 19.772969] x5 : ffff0000057f4800 x4 : 0000000000000000 x3 : 0000000000000000
[ 19.773615] x2 : ffff0000057f4800 x1 : 0000000000000001 x0 : ffff00000894eb40
[ 19.774261] Call trace:
[ 19.774492] _regulator_put+0x50/0x58 (P)
[ 19.774865] regulator_put+0x30/0x48
[ 19.775194] init_module+0x4c8/0x694 [mali]
[ 19.775655] platform_probe+0x5c/0x9c
[ 19.775995] really_probe+0xc0/0x38c
[ 19.776324] __driver_probe_device+0x7c/0x15c
[ 19.776719] driver_probe_device+0x3c/0x10c
[ 19.777097] __driver_attach+0xf4/0x1fc
[ 19.777447] bus_for_each_dev+0x78/0xd4
[ 19.777795] driver_attach+0x24/0x30
[ 19.778123] bus_add_driver+0x110/0x234
[ 19.778482] driver_register+0x60/0x128
[ 19.778843] __platform_driver_register+0x24/0x30
[ 19.779272] init_module+0x64/0x694 [mali]
[ 19.779741] do_one_initcall+0x58/0x2a8
[ 19.780106] do_init_module+0x58/0x238
[ 19.780458] load_module+0x1e84/0x1f7c
[ 19.780805] init_module_from_file+0x84/0xc4
[ 19.781197] __arm64_sys_finit_module+0x170/0x350
[ 19.781630] invoke_syscall+0x48/0x110
[ 19.781983] el0_svc_common.constprop.0+0xc0/0xe0
[ 19.782416] do_el0_svc+0x1c/0x28
[ 19.782739] el0_svc+0x34/0xf0
[ 19.783038] el0t_64_sync_handler+0xa0/0xe4
[ 19.783433] el0t_64_sync+0x198/0x19c
[ 19.783784] ---[ end trace 0000000000000000 ]---
[ 19.820407] videodev: Linux video capture interface: v2.00
[ 19.838069] Unable to handle kernel paging request at virtual address ffffffffc1ea7808
[ 19.838813] Mem abort info:
[ 19.839074] ESR = 0x0000000096000006
[ 19.839413] EC = 0x25: DABT (current EL), IL = 32 bits
[ 19.839886] SET = 0, FnV = 0
[ 19.840163] EA = 0, S1PTW = 0
[ 19.840447] FSC = 0x06: level 2 translation fault
[ 19.840880] Data abort info:
[ 19.841137] ISV = 0, ISS = 0x00000006, ISS2 = 0x00000000
[ 19.841624] CM = 0, WnR = 0, TnD = 0, TagAccess = 0
[ 19.842159] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[ 19.842653] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000003700000
[ 19.843255] [ffffffffc1ea7808] pgd=0000000003f6a403, p4d=0000000003f6a403, pud=0000000003f6b403, pmd=0000000000000000
[ 19.844217] Internal error: Oops: 0000000096000006 [#1] SMP
[ 19.844733] Modules linked in: videodev videobuf2_common snd_soc_rockchip_i2s mali(O+) mc snd_soc_core snd_compress snd_pcm_dmaengine nvmem_rockchip_efuse snd_pcm snd_timer binfmt_misc snd soundcore cpufreq_dt sg sch_fq zfs(PO) spl(O) rk_vcodec(O) nft_fullcone(O) nf_tables nfnetlink nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 rknpu(O) rockchip_system_monitor(O) rockchip_opp_select(O) rockchip_sip(O) rockchip_pvtm(O) tcp_bbr zram 842_decompress 842_compress nfsd auth_rpcgss nfs_acl lockd grace sunrpc autofs4 efivarfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx raid0 linear dm_mod realtek raid1 dwmac_rk stmmac_platform md_mod stmmac pcs_xpcs rtc_rk808 rockchipdrm dw_hdmi_qp dw_mipi_dsi dw_hdmi analogix_dp drm_display_helper gpio_syscon cec drm_dp_aux_bus uas
[ 19.851117] CPU: 1 UID: 0 PID: 463 Comm: (imesyncd) Tainted: P W O 6.18.18-trim #491 PREEMPT
[ 19.852002] Tainted: [P]=PROPRIETARY_MODULE, [W]=WARN, [O]=OOT_MODULE
[ 19.852573] Hardware name: Chainedbox L1 Pro (DT)
[ 19.852995] pstate: a0000005 (NzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 19.853613] pc : kfree+0x54/0x3cc
[ 19.853929] lr : shrinker_free_rcu_cb+0x24/0x34
[ 19.854341] sp : ffff800082043e00
[ 19.854643] x29: ffff800082043e00 x28: ffff00007fb5cd80 x27: 000000000000000a
[ 19.855285] x26: 0000000000000000 x25: 0000000000000000 x24: ffff800082043f10
[ 19.855923] x23: ffff800081c8ac00 x22: ffff800081d9cf40 x21: ffff800080310f84
[ 19.856561] x20: ffff80007a9e0eb0 x19: ffffffffc1ea7800 x18: 0000000000000000
[ 19.857197] x17: ffff7ffffe2b5000 x16: ffff800082040000 x15: 0000000000000000
[ 19.857834] x14: 000000000000039c x13: 0000000000000001 x12: 0000000000000003
[ 19.858473] x11: 0000000000000003 x10: 0000000000000000 x9 : 0000000000000909
[ 19.859125] x8 : ffff800081d9fc80 x7 : 0000000000000002 x6 : 0000000000000003
[ 19.859771] x5 : ffff000001cc63b0 x4 : ffff00000441df38 x3 : ffff000001cc42f0
[ 19.860417] x2 : 0000000000000000 x1 : 0000000000000000 x0 : fffffdffc0000000
[ 19.861064] Call trace:
[ 19.861297] kfree+0x54/0x3cc (P)
[ 19.861617] shrinker_free_rcu_cb+0x24/0x34
[ 19.862003] rcu_core+0x284/0x9e0
[ 19.862330] rcu_core_si+0x10/0x1c
[ 19.862648] handle_softirqs+0x108/0x354
[ 19.863011] __do_softirq+0x14/0x20
[ 19.863336] ____do_softirq+0x10/0x1c
[ 19.863675] call_on_irq_stack+0x30/0x64
[ 19.864038] do_softirq_own_stack+0x1c/0x28
[ 19.864422] __irq_exit_rcu+0xd8/0x110
[ 19.864773] irq_exit_rcu+0x10/0x1c
[ 19.865096] el0_interrupt+0x48/0xc0
[ 19.865427] __el0_irq_handler_common+0x18/0x24
[ 19.865835] el0t_64_irq_handler+0x10/0x1c
[ 19.866210] el0t_64_irq+0x198/0x19c
[ 19.866555] Code: b26287e0 d34cfe73 f2dfbfe0 8b131813 (f9400660)
[ 19.867106] ---[ end trace 0000000000000000 ]---
[ 19.867539] Kernel panic - not syncing: Oops: Fatal exception in interrupt
[ 19.868155] SMP: stopping secondary CPUs
[ 19.868531] Kernel Offset: disabled
[ 19.868845] CPU features: 0x000000,00100000,40004000,0400421b
[ 19.869355] Memory Limit: none
[ 19.869633] ---[ end Kernel panic - not syncing: Oops: Fatal exception in interrupt ]---
Device Information | 设备信息
Describe the bug | 问题描述
fnnas_rockchip_chainedbox_k6.18.18_2026.04.21.img无法启动
[ 19.601035] [trim-mounts-hash]'proc'[00000000e66529fb]'s top mountpoint dentry: run
[ 19.601768] [trim-mounts-hash]dentry 'run' type: 0
[ 19.674434] mc: Linux media interface: v0.10
[ 19.707695] I : [File] : mali400/mali/linux/mali_kernel_linux.c; [Line] : 442; [Func] : mali_module_init(); svn_rev_string_from_arm of this mali_ko is '', rk_ko_ver is '5', built at '03:34:11', on 'Apr 17 2026'.
[ 19.709899] mali-utgard ff300000.gpu: mali_platform_device->num_resources = 1
[ 19.718164] mali-utgard ff300000.gpu: resource[0].start = 0x0x00000000ff300000
[ 19.718859] D : [File] : mali400/mali/platform/rk/rk.c; [Line] : 695; [Func] : mali_platform_device_init(); to add platform_specific_data to platform_device_of_mali.
[ 19.720644] mali-utgard ff300000.gpu: bin=0
ERROR: rockchip_plat_sip_handler: unhandled SMC (0x82000029)
[ 19.721585] mali-utgard ff300000.gpu: Failed to get leakage
[ 19.739127] mali-utgard ff300000.gpu: avs=0
[ OK ] Finished dpdk.service - DPDK runtime environment.
[ 19.739973] Must use shrinker_alloc() to dynamically allocate the shrinker
[ 19.740088] Mali: ERR: mali400/mali/common/mali_kernel_core.c
[ 19.741355] mali_parse_product_info() 184
[ 19.741355]
[ 19.741373] First PP core not specified in config file
[ 19.754084]
[ 19.754430] Mali: ERR: mali400/mali/linux/mali_kernel_linux.c
[ 19.754960] mali_probe() 670
[ 19.754960]
[ 19.754970] mali_probe(): Failed to initialize Mali device driver.
[ 19.755522]
[ 19.756728] ------------[ cut here ]------------
[ 19.757167] WARNING: CPU: 1 PID: 324 at drivers/regulator/core.c:2452 _regulator_put+0x50/0x58
[ 19.757952] Modules linked in: videobuf2_common snd_soc_rockchip_i2s mali(O+) mc snd_soc_core snd_compress snd_pcm_dmaengine nvmem_rockchip_efuse snd_pcm snd_timer binfmt_misc snd soundcore cpufreq_dt sg sch_fq zfs(PO) spl(O) rk_vcodec(O) nft_fullcone(O) nf_tables nfnetlink nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 rknpu(O) rockchip_system_monitor(O) rockchip_opp_select(O) rockchip_sip(O) rockchip_pvtm(O) tcp_bbr zram 842_decompress 842_compress nfsd auth_rpcgss nfs_acl lockd grace sunrpc autofs4 efivarfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx raid0 linear dm_mod realtek raid1 dwmac_rk stmmac_platform md_mod stmmac pcs_xpcs rtc_rk808 rockchipdrm dw_hdmi_qp dw_mipi_dsi dw_hdmi analogix_dp drm_display_helper gpio_syscon cec drm_dp_aux_bus uas
[ 19.764264] CPU: 1 UID: 0 PID: 324 Comm: (udev-worker) Tainted: P O 6.18.18-trim #491 PREEMPT
[ 19.765169] Tainted: [P]=PROPRIETARY_MODULE, [O]=OOT_MODULE
[ 19.765666] Hardware name: Chainedbox L1 Pro (DT)
[ 19.766091] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 19.766718] pc : _regulator_put+0x50/0x58
[ 19.767101] lr : regulator_put+0x30/0x48
[ 19.767467] sp : ffff8000831ab810
[ 19.767772] x29: ffff8000831ab810 x28: ffff800081198b48 x27: ffff80007a9ed034
[ 19.768424] x26: ffff8000831abce0 x25: ffff00000966d720 x24: 0000000000000000
[ 19.769077] x23: ffff80007a9e2000 x22: ffff00000966d720 x21: 0000000000000002
[ 19.769730] x20: ffff00000894eb40 x19: ffff800081e76f38 x18: 0000000000000006
[ 19.770380] x17: ffff7ffffe2b5000 x16: ffff800082040000 x15: ffff8000831ab2e0
[ 19.771029] x14: 0000000000000004 x13: ffff000000554e10 x12: 0000000000000000
[ 19.771672] x11: ffff00000b6ce390 x10: ffff00000b6ce238 x9 : 0000000000000000
[ 19.772321] x8 : ffff8000831ab740 x7 : 0000000000000000 x6 : 000000000000003f
[ 19.772969] x5 : ffff0000057f4800 x4 : 0000000000000000 x3 : 0000000000000000
[ 19.773615] x2 : ffff0000057f4800 x1 : 0000000000000001 x0 : ffff00000894eb40
[ 19.774261] Call trace:
[ 19.774492] _regulator_put+0x50/0x58 (P)
[ 19.774865] regulator_put+0x30/0x48
[ 19.775194] init_module+0x4c8/0x694 [mali]
[ 19.775655] platform_probe+0x5c/0x9c
[ 19.775995] really_probe+0xc0/0x38c
[ 19.776324] __driver_probe_device+0x7c/0x15c
[ 19.776719] driver_probe_device+0x3c/0x10c
[ 19.777097] __driver_attach+0xf4/0x1fc
[ 19.777447] bus_for_each_dev+0x78/0xd4
[ 19.777795] driver_attach+0x24/0x30
[ 19.778123] bus_add_driver+0x110/0x234
[ 19.778482] driver_register+0x60/0x128
[ 19.778843] __platform_driver_register+0x24/0x30
[ 19.779272] init_module+0x64/0x694 [mali]
[ 19.779741] do_one_initcall+0x58/0x2a8
[ 19.780106] do_init_module+0x58/0x238
[ 19.780458] load_module+0x1e84/0x1f7c
[ 19.780805] init_module_from_file+0x84/0xc4
[ 19.781197] __arm64_sys_finit_module+0x170/0x350
[ 19.781630] invoke_syscall+0x48/0x110
[ 19.781983] el0_svc_common.constprop.0+0xc0/0xe0
[ 19.782416] do_el0_svc+0x1c/0x28
[ 19.782739] el0_svc+0x34/0xf0
[ 19.783038] el0t_64_sync_handler+0xa0/0xe4
[ 19.783433] el0t_64_sync+0x198/0x19c
[ 19.783784] ---[ end trace 0000000000000000 ]---
[ 19.820407] videodev: Linux video capture interface: v2.00
[ 19.838069] Unable to handle kernel paging request at virtual address ffffffffc1ea7808
[ 19.838813] Mem abort info:
[ 19.839074] ESR = 0x0000000096000006
[ 19.839413] EC = 0x25: DABT (current EL), IL = 32 bits
[ 19.839886] SET = 0, FnV = 0
[ 19.840163] EA = 0, S1PTW = 0
[ 19.840447] FSC = 0x06: level 2 translation fault
[ 19.840880] Data abort info:
[ 19.841137] ISV = 0, ISS = 0x00000006, ISS2 = 0x00000000
[ 19.841624] CM = 0, WnR = 0, TnD = 0, TagAccess = 0
[ 19.842159] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[ 19.842653] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000003700000
[ 19.843255] [ffffffffc1ea7808] pgd=0000000003f6a403, p4d=0000000003f6a403, pud=0000000003f6b403, pmd=0000000000000000
[ 19.844217] Internal error: Oops: 0000000096000006 [#1] SMP
[ 19.844733] Modules linked in: videodev videobuf2_common snd_soc_rockchip_i2s mali(O+) mc snd_soc_core snd_compress snd_pcm_dmaengine nvmem_rockchip_efuse snd_pcm snd_timer binfmt_misc snd soundcore cpufreq_dt sg sch_fq zfs(PO) spl(O) rk_vcodec(O) nft_fullcone(O) nf_tables nfnetlink nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 rknpu(O) rockchip_system_monitor(O) rockchip_opp_select(O) rockchip_sip(O) rockchip_pvtm(O) tcp_bbr zram 842_decompress 842_compress nfsd auth_rpcgss nfs_acl lockd grace sunrpc autofs4 efivarfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx raid0 linear dm_mod realtek raid1 dwmac_rk stmmac_platform md_mod stmmac pcs_xpcs rtc_rk808 rockchipdrm dw_hdmi_qp dw_mipi_dsi dw_hdmi analogix_dp drm_display_helper gpio_syscon cec drm_dp_aux_bus uas
[ 19.851117] CPU: 1 UID: 0 PID: 463 Comm: (imesyncd) Tainted: P W O 6.18.18-trim #491 PREEMPT
[ 19.852002] Tainted: [P]=PROPRIETARY_MODULE, [W]=WARN, [O]=OOT_MODULE
[ 19.852573] Hardware name: Chainedbox L1 Pro (DT)
[ 19.852995] pstate: a0000005 (NzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 19.853613] pc : kfree+0x54/0x3cc
[ 19.853929] lr : shrinker_free_rcu_cb+0x24/0x34
[ 19.854341] sp : ffff800082043e00
[ 19.854643] x29: ffff800082043e00 x28: ffff00007fb5cd80 x27: 000000000000000a
[ 19.855285] x26: 0000000000000000 x25: 0000000000000000 x24: ffff800082043f10
[ 19.855923] x23: ffff800081c8ac00 x22: ffff800081d9cf40 x21: ffff800080310f84
[ 19.856561] x20: ffff80007a9e0eb0 x19: ffffffffc1ea7800 x18: 0000000000000000
[ 19.857197] x17: ffff7ffffe2b5000 x16: ffff800082040000 x15: 0000000000000000
[ 19.857834] x14: 000000000000039c x13: 0000000000000001 x12: 0000000000000003
[ 19.858473] x11: 0000000000000003 x10: 0000000000000000 x9 : 0000000000000909
[ 19.859125] x8 : ffff800081d9fc80 x7 : 0000000000000002 x6 : 0000000000000003
[ 19.859771] x5 : ffff000001cc63b0 x4 : ffff00000441df38 x3 : ffff000001cc42f0
[ 19.860417] x2 : 0000000000000000 x1 : 0000000000000000 x0 : fffffdffc0000000
[ 19.861064] Call trace:
[ 19.861297] kfree+0x54/0x3cc (P)
[ 19.861617] shrinker_free_rcu_cb+0x24/0x34
[ 19.862003] rcu_core+0x284/0x9e0
[ 19.862330] rcu_core_si+0x10/0x1c
[ 19.862648] handle_softirqs+0x108/0x354
[ 19.863011] __do_softirq+0x14/0x20
[ 19.863336] ____do_softirq+0x10/0x1c
[ 19.863675] call_on_irq_stack+0x30/0x64
[ 19.864038] do_softirq_own_stack+0x1c/0x28
[ 19.864422] __irq_exit_rcu+0xd8/0x110
[ 19.864773] irq_exit_rcu+0x10/0x1c
[ 19.865096] el0_interrupt+0x48/0xc0
[ 19.865427] __el0_irq_handler_common+0x18/0x24
[ 19.865835] el0t_64_irq_handler+0x10/0x1c
[ 19.866210] el0t_64_irq+0x198/0x19c
[ 19.866555] Code: b26287e0 d34cfe73 f2dfbfe0 8b131813 (f9400660)
[ 19.867106] ---[ end trace 0000000000000000 ]---
[ 19.867539] Kernel panic - not syncing: Oops: Fatal exception in interrupt
[ 19.868155] SMP: stopping secondary CPUs
[ 19.868531] Kernel Offset: disabled
[ 19.868845] CPU features: 0x000000,00100000,40004000,0400421b
[ 19.869355] Memory Limit: none
[ 19.869633] ---[ end Kernel panic - not syncing: Oops: Fatal exception in interrupt ]---