我更改了一些配置并构建了一个新的uImage
然后我将新的uImage移动到/ boot
当我启动系统时，我发现dmesg中有一个oops
除了“insmod xxx”无法运行外，系统看起来运行良好。
我不熟悉内核，也不知道如何调试它。
另外，我设置了“CONFIG_FRAM_POINTER = y”，但为什么oops没有显示“Call Trace”？
[ 4.572000] Loading modules backported from Linux version v4.4.2-0-g1cb8570
[ 4.572000] Backport generated by backports.git v4.4.2-1-0-gbec4037
[ 4.572000] Unable to handle kernel paging request at virtual address 009b7004
[ 4.572000] pgd = e497c000
[ 4.572000] [009b7004] *pgd=00000000
[ 4.572000] Internal error: Oops: 5 [#1] PREEMPT SMP ARM
[ 4.572000] Modules linked in: compat(O)
[ 4.572000] CPU: 7 Tainted: G O (3.4.39-s5p6818 #7)
[ 4.572000] PC is at module_put+0x58/0x104
[ 4.572000] LR is at get_parent_ip+0x14/0x30
[ 4.572000] pc : [<c00a37c8>] lr : [<c007d6a8>] psr: 600e0013
[ 4.572000] sp : e49d9ec8 ip : e49d8000 fp : e49d9ee4
[ 4.572000] r10: bf0050d8 r9 : e490a264 r8 : 00000c9b
[ 4.572000] r7 : e49d8008 r6 : c00a6704 r5 : bf005090 r4 : bf005090
[ 4.572000] r3 : 00000004 r2 : c0994c44 r1 : c09368f0 r0 : 009b7000
[ 4.572000] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[ 4.572000] Control: 10c5383d Table: 6497c06a DAC: 00000015
[ 4.572000] PC: 0xc00a3748:
[ 4.572000] 3748 e244401c eb044cc9 e1550007 e5960000 e2855001 1afffff8 eb08bcbb e1a00006
[ 4.572000] 3768 eb027bb5 e89da8f0 e1a0c00d e92dd8f0 e24cb004 e52de004 e8bd4000 e2505000
[ 4.572000] 3788 e1a0600e 089da8f0 e3a00001 ebff67ca f57ff05f e1a0300d e30618f0 e3c37d7f
[ 4.572000] 37a8 e34c1093 e3c7c03f e595316c e59c0014 e3042c44 e34c2099 e2833004 e7910100
[ 4.572000] 37c8 e7931000 e2811001 e7831000 e5923018 e3530000 1a00000a e5953000 e3530002
[ 4.572000] 37e8 0a00001e e3a00001 ebff67ec e3c7703f e5973000 e3130002 089da8f0 eb16f431
[ 4.572000] 3808 e89da8f0 e59c3004 e2833001 e58c3004 e5924024 e3540000 0a000007 e5943000
[ 4.572000] 3828 e5940004 e1a01005 e1a02006 e12fff33 e5b43008 e3530000 1afffff8 e3c7303f
[ 4.572000] LR: 0xc007d628:
[ 4.572000] d628 e5933044 e12fff33 e1a00004 eb178f2f eb01faaf e7973106 e0855003 e595248c
[ 4.572000] d648 e5953490 e1520003 0a000005 e3a03000 e5c434c0 e1a00004 e1a01006 eb00255f
[ 4.572000] d668 e89da9f8 e5953014 e3530000 1afffff6 e59535bc e16f3f13 e1a032a3 eafffff3
[ 4.572000] d688 e1a00004 ebfff4fa eaffffc3 e1a0c00d e92dd818 e24cb004 e1a04000 eb0091a3
[ 4.572000] d6a8 e3500000 0a000002 e3a04000 e1a00004 eb00919e e1a00004 e89da818 e1a0c00d
[ 4.572000] d6c8 e92dd830 e24cb004 e52de004 e8bd4000 e3043850 e1a05000 e34c309b e5933000
[ 4.572000] d6e8 e3530000 e1a0300d e3c34d7f e3c4203f e5923004 1a000013 e3530000 ba00001a
[ 4.572000] d708 e0833000 e6ef1073 e5823004 e35100f4 9a00000e eb098350 e3500000 0a00000b
[ 4.572000] SP: 0xe49d9e48:
[ 4.572000] 9e48 c007d854 c007d6a0 600e0013 00000000 e49d9e7c c00a37c8 600e0013 ffffffff
[ 4.572000] 9e68 e49d9eb4 00000c9b e49d9ee4 e49d9e80 c000efd8 c00083e8 009b7000 c09368f0
[ 4.572000] 9e88 c0994c44 00000004 bf005090 bf005090 c00a6704 e49d8008 00000c9b e490a264
[ 4.572000] 9ea8 bf0050d8 e49d9ee4 e49d8000 e49d9ec8 c007d6a8 c00a37c8 600e0013 ffffffff
[ 4.572000] 9ec8 bf005090 00000000 e490a240 00000001 e49d9fa4 e49d9ee8 c00a6704 c00a377c
[ 4.572000] 9ee8 bf00509c 00007fff 00000000 e49d9f00 c007d854 c0997070 ef80cc10 ef80cc38
[ 4.572000] 9f08 ef80c580 bf0051ec 00000001 b6ec063c e49d8028 bf0050d8 e49d9f64 bf003070
[ 4.572000] 9f28 00000003 bf003088 0000003b 00000000 00000000 ef804000 00008c60 ef80c580
[ 4.572000] IP: 0xe49d7f80:
[ 4.572000] 7f80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 7fa0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 7fc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 7fe0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 8000 00000000 00000003 00000000 e4c378c0 c0949a6c 00000007 00000015 c12d59c0
[ 4.572000] 8020 e4c378c0 e5905400 00000000 e51cf400 00000001 c09368f0 e49d9b1c e49d9a70
[ 4.572000] 8040 c0660100 00000000 00000000 00000000 00000000 00000000 01010000 00000000
[ 4.572000] 8060 b6f03870 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] FP: 0xe49d9e64:
[ 4.572000] 9e64 ffffffff e49d9eb4 00000c9b e49d9ee4 e49d9e80 c000efd8 c00083e8 009b7000
[ 4.572000] 9e84 c09368f0 c0994c44 00000004 bf005090 bf005090 c00a6704 e49d8008 00000c9b
[ 4.572000] 9ea4 e490a264 bf0050d8 e49d9ee4 e49d8000 e49d9ec8 c007d6a8 c00a37c8 600e0013
[ 4.572000] 9ec4 ffffffff bf005090 00000000 e490a240 00000001 e49d9fa4 e49d9ee8 c00a6704
[ 4.572000] 9ee4 c00a377c bf00509c 00007fff 00000000 e49d9f00 c007d854 c0997070 ef80cc10
[ 4.572000] 9f04 ef80cc38 ef80c580 bf0051ec 00000001 b6ec063c e49d8028 bf0050d8 e49d9f64
[ 4.572000] 9f24 bf003070 00000003 bf003088 0000003b 00000000 00000000 ef804000 00008c60
[ 4.572000] 9f44 ef80c580 ef80983d ef80a77c 000051f8 000056a8 00000000 00000000 0000002a
[ 4.572000] R1: 0xc0936870:
[ 4.572000] 6870 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 6890 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 68b0 000000fa 00009000 0000000f c12dc100 c12dc0c0 c12dc080 00000009 c1294000
[ 4.572000] 68d0 00000008 0000002c c12dc000 c12dc040 00000001 00001000 00000000 00000007
[ 4.572000] 68f0 00978000 00981000 0098a000 00993000 0099c000 009a5000 009ae000 009b7000
[ 4.572000] 6910 00010a00 00000001 00065e3b 0007ffff 00000000 00000032 0000fffa 00000001
[ 4.572000] 6930 00000000 e582f680 c0652694 c014b9d4 c01482a4 00000000 c014bd70 c0148288
[ 4.572000] 6950 c014815c 00000000 00000000 c0146cdc 00000000 00000000 00000003 00000001
[ 4.572000] R2: 0xc0994bc4:
[ 4.572000] 4bc4 00000000 00000000 c080b778 00000000 00000000 00000000 00000000 c080b78c
[ 4.572000] 4be4 00000000 00000000 00000000 00000000 c080b7b0 00000000 00000000 00000000
[ 4.572000] 4c04 00000000 c080b7c4 00000000 00000000 00000000 00000000 c080b820 00000000
[ 4.572000] 4c24 00000000 00000000 00000000 c080b838 00000000 00000000 00000000 00000000
[ 4.572000] 4c44 c080b868 00000000 00000000 00000000 00000000 c080b85c 00000000 00000000
[ 4.572000] 4c64 00000000 00000000 c080b874 00000000 00000000 00000000 00000000 c080b880
[ 4.572000] 4c84 00000000 00000000 00000000 00000000 c080b84c 00000000 00000000 00000000
[ 4.572000] 4ca4 00000000 c080b88c 00000000 00000000 00000000 00000000 c080b8a0 00000000
[ 4.572000] R6: 0xc00a6684:
[ 4.572000] 6684 e51b0068 eb02326a e3760a01 e1a04005 8afffbfd e59f01dc e3a01001 e1a02004
[ 4.572000] 66a4 ebff352c e59400bc e3500000 0a000003 ebfd87e4 e2505000 ba000024 1a00030e
[ 4.572000] 66c4 e3a05000 e59f01b0 e1a03005 e5845000 e3a01003 e3a02001 ebff484f e1a01005
[ 4.572000] 66e4 e1a02004 e59f018c ebff351a ebff3b93 e59f01ac eb16e2a8 e1a00004 ebfff41a
[ 4.572000] 6704 e1a00004 eb08aa96 e5941114 e1a00004 e594210c e594311c e5841110 e5842108
[ 4.572000] 6724 e5843118 e59410c0 ebfff9f0 e58450c0 e58450c8 e58450d8 e58450d0 e59f0160
[ 4.572000] 6744 eb16e20f e1a00005 e24bd028 e89daff0 e3a06002 e5846000 eb00ac24 e1a00004
[ 4.572000] 6764 ebfff401 e1a01006 e1a02004 e59f0104 ebff34f8 e1a00004 ebfff9ea e59f00f8
[ 4.572000] R7: 0xe49d7f88:
[ 4.572000] 7f88 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 7fa8 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 7fc8 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] 7fe8 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000003
[ 4.572000] 8008 00000000 e4c378c0 c0949a6c 00000007 00000015 c12d59c0 e4c378c0 e5905400
[ 4.572000] 8028 00000000 e51cf400 00000001 c09368f0 e49d9b1c e49d9a70 c0660100 00000000
[ 4.572000] 8048 00000000 00000000 00000000 00000000 01010000 00000000 b6f03870 00000000
[ 4.572000] 8068 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] R9: 0xe490a1e4:
[ 4.572000] a1e4 30936305 e4c952e0 00000000 00000000 81240002 000030c4 00000000 00000001
[ 4.572000] a204 00000000 e4a1ed00 e4a1e740 e490a1d0 00000000 00000000 00000000 00000000
[ 4.572000] a224 2fe0e316 e4c95304 00000000 00000000 81240002 000030c5 00000000 e490a280
[ 4.572000] a244 00000001 e49cf7c0 00000124 00000024 bf00304c c00a39f8 00000000 00000000
[ 4.572000] a264 00000000 00000000 00000000 00000000 00000000 00000000 00000000 e490a2c0
[ 4.572000] a284 e490a284 e490a284 bf0050d8 00000000 c095f654 e490a340 00000001 00000003
[ 4.572000] a2a4 00000000 00000000 00000000 00000000 00000000 00000000 00000000 65746f6e
[ 4.572000] a2c4 00000073 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4.572000] Process systemd-modules (pid: 204, stack limit = 0xe49d82f0)
[ 4.572000] Stack: (0xe49d9ec8 to 0xe49da000)
[ 4.572000] 9ec0: bf005090 00000000 e490a240 00000001 e49d9fa4 e49d9ee8
[ 4.572000] 9ee0: c00a6704 c00a377c bf00509c 00007fff 00000000 e49d9f00 c007d854 c0997070
[ 4.572000] 9f00: ef80cc10 ef80cc38 ef80c580 bf0051ec 00000001 b6ec063c e49d8028 bf0050d8
[ 4.572000] 9f20: e49d9f64 bf003070 00000003 bf003088 0000003b 00000000 00000000 ef804000
[ 4.572000] 9f40: 00008c60 ef80c580 ef80983d ef80a77c 000051f8 000056a8 00000000 00000000
[ 4.572000] 9f60: 0000002a 0000002b 00000021 00000000 00000015 00000000 00000002 00000000
[ 4.572000] 9f80: b6d57000 b6f1de90 00000080 c000f6c4 e49d8000 00000000 00000000 e49d9fa8
[ 4.572000] 9fa0: c000f480 c00a55dc 00000000 b6d57000 b6d57000 00008c60 b6ec063c 00000026
[ 4.572000] 9fc0: 00000000 b6d57000 b6f1de90 00000080 00020000 b6f1de68 b6f1e338 00000000
[ 4.572000] 9fe0: b6e0efc1 beed43a0 b6eba953 b6e0efc8 000e0030 b6d57000 00000000 00000000
[ 4.572000] [<c00a37c8>] (module_put+0x58/0x104) from [<c00a6704>] (sys_init_module+0x1134/0x1eac)
[ 4.572000] [<c00a6704>] (sys_init_module+0x1134/0x1eac) from [<c000f480>] (ret_fast_syscall+0x0/0x30)
[ 4.572000] Code: e3042c44 e34c2099 e2833004 e7910100 (e7931000)
[ 4.572000] ---[ end trace 258de705688d7d39 ]---
[ 4.572000] note: systemd-modules[204] exited with preempt_count 1