1 #!/bin/bash 1 #!/bin/bash
2 # SPDX-License-Identifier: GPL-2.0 2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (C) 2019 SUSE 3 # Copyright (C) 2019 SUSE
4 4
5 . $(dirname $0)/functions.sh 5 . $(dirname $0)/functions.sh
6 6
7 MOD_LIVEPATCH=test_klp_state 7 MOD_LIVEPATCH=test_klp_state
8 MOD_LIVEPATCH2=test_klp_state2 8 MOD_LIVEPATCH2=test_klp_state2
9 MOD_LIVEPATCH3=test_klp_state3 9 MOD_LIVEPATCH3=test_klp_state3
10 10
11 setup_config 11 setup_config
12 12
13 13
14 # Load and remove a module that modifies the s 14 # Load and remove a module that modifies the system state
15 15
16 start_test "system state modification" 16 start_test "system state modification"
17 17
18 load_lp $MOD_LIVEPATCH 18 load_lp $MOD_LIVEPATCH
19 disable_lp $MOD_LIVEPATCH 19 disable_lp $MOD_LIVEPATCH
20 unload_lp $MOD_LIVEPATCH 20 unload_lp $MOD_LIVEPATCH
21 21
22 check_result "% insmod test_modules/$MOD_LIVEP 22 check_result "% insmod test_modules/$MOD_LIVEPATCH.ko
23 livepatch: enabling patch '$MOD_LIVEPATCH' 23 livepatch: enabling patch '$MOD_LIVEPATCH'
24 livepatch: '$MOD_LIVEPATCH': initializing patc 24 livepatch: '$MOD_LIVEPATCH': initializing patching transition
25 $MOD_LIVEPATCH: pre_patch_callback: vmlinux 25 $MOD_LIVEPATCH: pre_patch_callback: vmlinux
26 $MOD_LIVEPATCH: allocate_loglevel_state: alloc 26 $MOD_LIVEPATCH: allocate_loglevel_state: allocating space to store console_loglevel
27 livepatch: '$MOD_LIVEPATCH': starting patching 27 livepatch: '$MOD_LIVEPATCH': starting patching transition
28 livepatch: '$MOD_LIVEPATCH': completing patchi 28 livepatch: '$MOD_LIVEPATCH': completing patching transition
29 $MOD_LIVEPATCH: post_patch_callback: vmlinux 29 $MOD_LIVEPATCH: post_patch_callback: vmlinux
30 $MOD_LIVEPATCH: fix_console_loglevel: fixing c 30 $MOD_LIVEPATCH: fix_console_loglevel: fixing console_loglevel
31 livepatch: '$MOD_LIVEPATCH': patching complete 31 livepatch: '$MOD_LIVEPATCH': patching complete
32 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATC 32 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATCH/enabled
33 livepatch: '$MOD_LIVEPATCH': initializing unpa 33 livepatch: '$MOD_LIVEPATCH': initializing unpatching transition
34 $MOD_LIVEPATCH: pre_unpatch_callback: vmlinux 34 $MOD_LIVEPATCH: pre_unpatch_callback: vmlinux
35 $MOD_LIVEPATCH: restore_console_loglevel: rest 35 $MOD_LIVEPATCH: restore_console_loglevel: restoring console_loglevel
36 livepatch: '$MOD_LIVEPATCH': starting unpatchi 36 livepatch: '$MOD_LIVEPATCH': starting unpatching transition
37 livepatch: '$MOD_LIVEPATCH': completing unpatc 37 livepatch: '$MOD_LIVEPATCH': completing unpatching transition
38 $MOD_LIVEPATCH: post_unpatch_callback: vmlinux 38 $MOD_LIVEPATCH: post_unpatch_callback: vmlinux
39 $MOD_LIVEPATCH: free_loglevel_state: freeing s 39 $MOD_LIVEPATCH: free_loglevel_state: freeing space for the stored console_loglevel
40 livepatch: '$MOD_LIVEPATCH': unpatching comple 40 livepatch: '$MOD_LIVEPATCH': unpatching complete
41 % rmmod $MOD_LIVEPATCH" 41 % rmmod $MOD_LIVEPATCH"
42 42
43 43
44 # Take over system state change by a cumulativ 44 # Take over system state change by a cumulative patch
45 45
46 start_test "taking over system state modificat 46 start_test "taking over system state modification"
47 47
48 load_lp $MOD_LIVEPATCH 48 load_lp $MOD_LIVEPATCH
49 load_lp $MOD_LIVEPATCH2 49 load_lp $MOD_LIVEPATCH2
50 unload_lp $MOD_LIVEPATCH 50 unload_lp $MOD_LIVEPATCH
51 disable_lp $MOD_LIVEPATCH2 51 disable_lp $MOD_LIVEPATCH2
52 unload_lp $MOD_LIVEPATCH2 52 unload_lp $MOD_LIVEPATCH2
53 53
54 check_result "% insmod test_modules/$MOD_LIVEP 54 check_result "% insmod test_modules/$MOD_LIVEPATCH.ko
55 livepatch: enabling patch '$MOD_LIVEPATCH' 55 livepatch: enabling patch '$MOD_LIVEPATCH'
56 livepatch: '$MOD_LIVEPATCH': initializing patc 56 livepatch: '$MOD_LIVEPATCH': initializing patching transition
57 $MOD_LIVEPATCH: pre_patch_callback: vmlinux 57 $MOD_LIVEPATCH: pre_patch_callback: vmlinux
58 $MOD_LIVEPATCH: allocate_loglevel_state: alloc 58 $MOD_LIVEPATCH: allocate_loglevel_state: allocating space to store console_loglevel
59 livepatch: '$MOD_LIVEPATCH': starting patching 59 livepatch: '$MOD_LIVEPATCH': starting patching transition
60 livepatch: '$MOD_LIVEPATCH': completing patchi 60 livepatch: '$MOD_LIVEPATCH': completing patching transition
61 $MOD_LIVEPATCH: post_patch_callback: vmlinux 61 $MOD_LIVEPATCH: post_patch_callback: vmlinux
62 $MOD_LIVEPATCH: fix_console_loglevel: fixing c 62 $MOD_LIVEPATCH: fix_console_loglevel: fixing console_loglevel
63 livepatch: '$MOD_LIVEPATCH': patching complete 63 livepatch: '$MOD_LIVEPATCH': patching complete
64 % insmod test_modules/$MOD_LIVEPATCH2.ko 64 % insmod test_modules/$MOD_LIVEPATCH2.ko
65 livepatch: enabling patch '$MOD_LIVEPATCH2' 65 livepatch: enabling patch '$MOD_LIVEPATCH2'
66 livepatch: '$MOD_LIVEPATCH2': initializing pat 66 livepatch: '$MOD_LIVEPATCH2': initializing patching transition
67 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux 67 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux
68 $MOD_LIVEPATCH2: allocate_loglevel_state: spac 68 $MOD_LIVEPATCH2: allocate_loglevel_state: space to store console_loglevel already allocated
69 livepatch: '$MOD_LIVEPATCH2': starting patchin 69 livepatch: '$MOD_LIVEPATCH2': starting patching transition
70 livepatch: '$MOD_LIVEPATCH2': completing patch 70 livepatch: '$MOD_LIVEPATCH2': completing patching transition
71 $MOD_LIVEPATCH2: post_patch_callback: vmlinux 71 $MOD_LIVEPATCH2: post_patch_callback: vmlinux
72 $MOD_LIVEPATCH2: fix_console_loglevel: taking 72 $MOD_LIVEPATCH2: fix_console_loglevel: taking over the console_loglevel change
73 livepatch: '$MOD_LIVEPATCH2': patching complet 73 livepatch: '$MOD_LIVEPATCH2': patching complete
74 % rmmod $MOD_LIVEPATCH 74 % rmmod $MOD_LIVEPATCH
75 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATC 75 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATCH2/enabled
76 livepatch: '$MOD_LIVEPATCH2': initializing unp 76 livepatch: '$MOD_LIVEPATCH2': initializing unpatching transition
77 $MOD_LIVEPATCH2: pre_unpatch_callback: vmlinux 77 $MOD_LIVEPATCH2: pre_unpatch_callback: vmlinux
78 $MOD_LIVEPATCH2: restore_console_loglevel: res 78 $MOD_LIVEPATCH2: restore_console_loglevel: restoring console_loglevel
79 livepatch: '$MOD_LIVEPATCH2': starting unpatch 79 livepatch: '$MOD_LIVEPATCH2': starting unpatching transition
80 livepatch: '$MOD_LIVEPATCH2': completing unpat 80 livepatch: '$MOD_LIVEPATCH2': completing unpatching transition
81 $MOD_LIVEPATCH2: post_unpatch_callback: vmlinu 81 $MOD_LIVEPATCH2: post_unpatch_callback: vmlinux
82 $MOD_LIVEPATCH2: free_loglevel_state: freeing 82 $MOD_LIVEPATCH2: free_loglevel_state: freeing space for the stored console_loglevel
83 livepatch: '$MOD_LIVEPATCH2': unpatching compl 83 livepatch: '$MOD_LIVEPATCH2': unpatching complete
84 % rmmod $MOD_LIVEPATCH2" 84 % rmmod $MOD_LIVEPATCH2"
85 85
86 86
87 # Take over system state change by a cumulativ 87 # Take over system state change by a cumulative patch
88 88
89 start_test "compatible cumulative livepatches" 89 start_test "compatible cumulative livepatches"
90 90
91 load_lp $MOD_LIVEPATCH2 91 load_lp $MOD_LIVEPATCH2
92 load_lp $MOD_LIVEPATCH3 92 load_lp $MOD_LIVEPATCH3
93 unload_lp $MOD_LIVEPATCH2 93 unload_lp $MOD_LIVEPATCH2
94 load_lp $MOD_LIVEPATCH2 94 load_lp $MOD_LIVEPATCH2
95 disable_lp $MOD_LIVEPATCH2 95 disable_lp $MOD_LIVEPATCH2
96 unload_lp $MOD_LIVEPATCH2 96 unload_lp $MOD_LIVEPATCH2
97 unload_lp $MOD_LIVEPATCH3 97 unload_lp $MOD_LIVEPATCH3
98 98
99 check_result "% insmod test_modules/$MOD_LIVEP 99 check_result "% insmod test_modules/$MOD_LIVEPATCH2.ko
100 livepatch: enabling patch '$MOD_LIVEPATCH2' 100 livepatch: enabling patch '$MOD_LIVEPATCH2'
101 livepatch: '$MOD_LIVEPATCH2': initializing pat 101 livepatch: '$MOD_LIVEPATCH2': initializing patching transition
102 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux 102 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux
103 $MOD_LIVEPATCH2: allocate_loglevel_state: allo 103 $MOD_LIVEPATCH2: allocate_loglevel_state: allocating space to store console_loglevel
104 livepatch: '$MOD_LIVEPATCH2': starting patchin 104 livepatch: '$MOD_LIVEPATCH2': starting patching transition
105 livepatch: '$MOD_LIVEPATCH2': completing patch 105 livepatch: '$MOD_LIVEPATCH2': completing patching transition
106 $MOD_LIVEPATCH2: post_patch_callback: vmlinux 106 $MOD_LIVEPATCH2: post_patch_callback: vmlinux
107 $MOD_LIVEPATCH2: fix_console_loglevel: fixing 107 $MOD_LIVEPATCH2: fix_console_loglevel: fixing console_loglevel
108 livepatch: '$MOD_LIVEPATCH2': patching complet 108 livepatch: '$MOD_LIVEPATCH2': patching complete
109 % insmod test_modules/$MOD_LIVEPATCH3.ko 109 % insmod test_modules/$MOD_LIVEPATCH3.ko
110 livepatch: enabling patch '$MOD_LIVEPATCH3' 110 livepatch: enabling patch '$MOD_LIVEPATCH3'
111 livepatch: '$MOD_LIVEPATCH3': initializing pat 111 livepatch: '$MOD_LIVEPATCH3': initializing patching transition
112 $MOD_LIVEPATCH3: pre_patch_callback: vmlinux 112 $MOD_LIVEPATCH3: pre_patch_callback: vmlinux
113 $MOD_LIVEPATCH3: allocate_loglevel_state: spac 113 $MOD_LIVEPATCH3: allocate_loglevel_state: space to store console_loglevel already allocated
114 livepatch: '$MOD_LIVEPATCH3': starting patchin 114 livepatch: '$MOD_LIVEPATCH3': starting patching transition
115 livepatch: '$MOD_LIVEPATCH3': completing patch 115 livepatch: '$MOD_LIVEPATCH3': completing patching transition
116 $MOD_LIVEPATCH3: post_patch_callback: vmlinux 116 $MOD_LIVEPATCH3: post_patch_callback: vmlinux
117 $MOD_LIVEPATCH3: fix_console_loglevel: taking 117 $MOD_LIVEPATCH3: fix_console_loglevel: taking over the console_loglevel change
118 livepatch: '$MOD_LIVEPATCH3': patching complet 118 livepatch: '$MOD_LIVEPATCH3': patching complete
119 % rmmod $MOD_LIVEPATCH2 119 % rmmod $MOD_LIVEPATCH2
120 % insmod test_modules/$MOD_LIVEPATCH2.ko 120 % insmod test_modules/$MOD_LIVEPATCH2.ko
121 livepatch: enabling patch '$MOD_LIVEPATCH2' 121 livepatch: enabling patch '$MOD_LIVEPATCH2'
122 livepatch: '$MOD_LIVEPATCH2': initializing pat 122 livepatch: '$MOD_LIVEPATCH2': initializing patching transition
123 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux 123 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux
124 $MOD_LIVEPATCH2: allocate_loglevel_state: spac 124 $MOD_LIVEPATCH2: allocate_loglevel_state: space to store console_loglevel already allocated
125 livepatch: '$MOD_LIVEPATCH2': starting patchin 125 livepatch: '$MOD_LIVEPATCH2': starting patching transition
126 livepatch: '$MOD_LIVEPATCH2': completing patch 126 livepatch: '$MOD_LIVEPATCH2': completing patching transition
127 $MOD_LIVEPATCH2: post_patch_callback: vmlinux 127 $MOD_LIVEPATCH2: post_patch_callback: vmlinux
128 $MOD_LIVEPATCH2: fix_console_loglevel: taking 128 $MOD_LIVEPATCH2: fix_console_loglevel: taking over the console_loglevel change
129 livepatch: '$MOD_LIVEPATCH2': patching complet 129 livepatch: '$MOD_LIVEPATCH2': patching complete
130 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATC 130 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATCH2/enabled
131 livepatch: '$MOD_LIVEPATCH2': initializing unp 131 livepatch: '$MOD_LIVEPATCH2': initializing unpatching transition
132 $MOD_LIVEPATCH2: pre_unpatch_callback: vmlinux 132 $MOD_LIVEPATCH2: pre_unpatch_callback: vmlinux
133 $MOD_LIVEPATCH2: restore_console_loglevel: res 133 $MOD_LIVEPATCH2: restore_console_loglevel: restoring console_loglevel
134 livepatch: '$MOD_LIVEPATCH2': starting unpatch 134 livepatch: '$MOD_LIVEPATCH2': starting unpatching transition
135 livepatch: '$MOD_LIVEPATCH2': completing unpat 135 livepatch: '$MOD_LIVEPATCH2': completing unpatching transition
136 $MOD_LIVEPATCH2: post_unpatch_callback: vmlinu 136 $MOD_LIVEPATCH2: post_unpatch_callback: vmlinux
137 $MOD_LIVEPATCH2: free_loglevel_state: freeing 137 $MOD_LIVEPATCH2: free_loglevel_state: freeing space for the stored console_loglevel
138 livepatch: '$MOD_LIVEPATCH2': unpatching compl 138 livepatch: '$MOD_LIVEPATCH2': unpatching complete
139 % rmmod $MOD_LIVEPATCH2 139 % rmmod $MOD_LIVEPATCH2
140 % rmmod $MOD_LIVEPATCH3" 140 % rmmod $MOD_LIVEPATCH3"
141 141
142 142
143 # Failure caused by incompatible cumulative li 143 # Failure caused by incompatible cumulative livepatches
144 144
145 start_test "incompatible cumulative livepatche 145 start_test "incompatible cumulative livepatches"
146 146
147 load_lp $MOD_LIVEPATCH2 147 load_lp $MOD_LIVEPATCH2
148 load_failing_mod $MOD_LIVEPATCH 148 load_failing_mod $MOD_LIVEPATCH
149 disable_lp $MOD_LIVEPATCH2 149 disable_lp $MOD_LIVEPATCH2
150 unload_lp $MOD_LIVEPATCH2 150 unload_lp $MOD_LIVEPATCH2
151 151
152 check_result "% insmod test_modules/$MOD_LIVEP 152 check_result "% insmod test_modules/$MOD_LIVEPATCH2.ko
153 livepatch: enabling patch '$MOD_LIVEPATCH2' 153 livepatch: enabling patch '$MOD_LIVEPATCH2'
154 livepatch: '$MOD_LIVEPATCH2': initializing pat 154 livepatch: '$MOD_LIVEPATCH2': initializing patching transition
155 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux 155 $MOD_LIVEPATCH2: pre_patch_callback: vmlinux
156 $MOD_LIVEPATCH2: allocate_loglevel_state: allo 156 $MOD_LIVEPATCH2: allocate_loglevel_state: allocating space to store console_loglevel
157 livepatch: '$MOD_LIVEPATCH2': starting patchin 157 livepatch: '$MOD_LIVEPATCH2': starting patching transition
158 livepatch: '$MOD_LIVEPATCH2': completing patch 158 livepatch: '$MOD_LIVEPATCH2': completing patching transition
159 $MOD_LIVEPATCH2: post_patch_callback: vmlinux 159 $MOD_LIVEPATCH2: post_patch_callback: vmlinux
160 $MOD_LIVEPATCH2: fix_console_loglevel: fixing 160 $MOD_LIVEPATCH2: fix_console_loglevel: fixing console_loglevel
161 livepatch: '$MOD_LIVEPATCH2': patching complet 161 livepatch: '$MOD_LIVEPATCH2': patching complete
162 % insmod test_modules/$MOD_LIVEPATCH.ko 162 % insmod test_modules/$MOD_LIVEPATCH.ko
163 livepatch: Livepatch patch ($MOD_LIVEPATCH) is 163 livepatch: Livepatch patch ($MOD_LIVEPATCH) is not compatible with the already installed livepatches.
164 insmod: ERROR: could not insert module test_mo 164 insmod: ERROR: could not insert module test_modules/$MOD_LIVEPATCH.ko: Invalid parameters
165 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATC 165 % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATCH2/enabled
166 livepatch: '$MOD_LIVEPATCH2': initializing unp 166 livepatch: '$MOD_LIVEPATCH2': initializing unpatching transition
167 $MOD_LIVEPATCH2: pre_unpatch_callback: vmlinux 167 $MOD_LIVEPATCH2: pre_unpatch_callback: vmlinux
168 $MOD_LIVEPATCH2: restore_console_loglevel: res 168 $MOD_LIVEPATCH2: restore_console_loglevel: restoring console_loglevel
169 livepatch: '$MOD_LIVEPATCH2': starting unpatch 169 livepatch: '$MOD_LIVEPATCH2': starting unpatching transition
170 livepatch: '$MOD_LIVEPATCH2': completing unpat 170 livepatch: '$MOD_LIVEPATCH2': completing unpatching transition
171 $MOD_LIVEPATCH2: post_unpatch_callback: vmlinu 171 $MOD_LIVEPATCH2: post_unpatch_callback: vmlinux
172 $MOD_LIVEPATCH2: free_loglevel_state: freeing 172 $MOD_LIVEPATCH2: free_loglevel_state: freeing space for the stored console_loglevel
173 livepatch: '$MOD_LIVEPATCH2': unpatching compl 173 livepatch: '$MOD_LIVEPATCH2': unpatching complete
174 % rmmod $MOD_LIVEPATCH2" 174 % rmmod $MOD_LIVEPATCH2"
175 175
176 exit 0 176 exit 0
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