==================================================================
BUG: KCSAN: data-race in __htab_lru_percpu_map_update_elem / bpf_lru_pop_free
write to 0xffff888138cdbe63 of 1 bytes by task 24386 on cpu 0:
__bpf_lru_node_move_in kernel/bpf/bpf_lru_list.c:92 [inline]
__local_list_flush kernel/bpf/bpf_lru_list.c:298 [inline]
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:327 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x2f3/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbe63 of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x01 -> 0x00
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__bpf_lru_list_rotate_active kernel/bpf/bpf_lru_list.c:148 [inline]
__bpf_lru_list_rotate+0xd4/0x750 kernel/bpf/bpf_lru_list.c:240
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
read to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
write to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
__bpf_lru_node_move kernel/bpf/bpf_lru_list.c:113 [inline]
__bpf_lru_list_rotate_active kernel/bpf/bpf_lru_list.c:151 [inline]
__bpf_lru_list_rotate+0x2fe/0x750 kernel/bpf/bpf_lru_list.c:240
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __htab_lru_percpu_map_update_elem / bpf_lru_pop_free
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__local_list_flush kernel/bpf/bpf_lru_list.c:297 [inline]
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:327 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x289/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_shrink / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__bpf_lru_list_shrink_inactive kernel/bpf/bpf_lru_list.c:218 [inline]
__bpf_lru_list_shrink+0xcc/0x6c0 kernel/bpf/bpf_lru_list.c:266
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:340 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x84b/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
read to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
write to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
__bpf_lru_node_move kernel/bpf/bpf_lru_list.c:113 [inline]
__bpf_lru_list_rotate_active kernel/bpf/bpf_lru_list.c:151 [inline]
__bpf_lru_list_rotate+0x2fe/0x750 kernel/bpf/bpf_lru_list.c:240
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __htab_lru_percpu_map_update_elem / bpf_lru_pop_free
read to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
write to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
__bpf_lru_node_move_in kernel/bpf/bpf_lru_list.c:92 [inline]
__local_list_flush kernel/bpf/bpf_lru_list.c:300 [inline]
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:327 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x37d/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __htab_lru_percpu_map_update_elem / bpf_lru_pop_free
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__local_list_flush kernel/bpf/bpf_lru_list.c:297 [inline]
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:327 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x289/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_shrink / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbe63 of 1 bytes by task 24386 on cpu 0:
__bpf_lru_node_move kernel/bpf/bpf_lru_list.c:113 [inline]
__bpf_lru_list_shrink_inactive kernel/bpf/bpf_lru_list.c:219 [inline]
__bpf_lru_list_shrink+0x20c/0x6c0 kernel/bpf/bpf_lru_list.c:266
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:340 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x84b/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbe63 of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x01 -> 0x00
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbe63 of 1 bytes by task 24386 on cpu 0:
__bpf_lru_node_move kernel/bpf/bpf_lru_list.c:113 [inline]
__bpf_lru_list_rotate_inactive kernel/bpf/bpf_lru_list.c:191 [inline]
__bpf_lru_list_rotate+0x5e5/0x750 kernel/bpf/bpf_lru_list.c:242
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbe63 of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x01 -> 0x00
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__bpf_lru_list_rotate_active kernel/bpf/bpf_lru_list.c:148 [inline]
__bpf_lru_list_rotate+0xd4/0x750 kernel/bpf/bpf_lru_list.c:240
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __htab_lru_percpu_map_update_elem / bpf_lru_pop_free
write to 0xffff888138cdbe63 of 1 bytes by task 24386 on cpu 0:
__bpf_lru_node_move_in kernel/bpf/bpf_lru_list.c:92 [inline]
__local_list_flush kernel/bpf/bpf_lru_list.c:298 [inline]
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:327 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x2f3/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbe63 of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x01 -> 0x00
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
read to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
write to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
__bpf_lru_node_move kernel/bpf/bpf_lru_list.c:113 [inline]
__bpf_lru_list_rotate_active kernel/bpf/bpf_lru_list.c:151 [inline]
__bpf_lru_list_rotate+0x2fe/0x750 kernel/bpf/bpf_lru_list.c:240
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_shrink / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__bpf_lru_list_shrink_inactive kernel/bpf/bpf_lru_list.c:218 [inline]
__bpf_lru_list_shrink+0xcc/0x6c0 kernel/bpf/bpf_lru_list.c:266
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:340 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x84b/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __htab_lru_percpu_map_update_elem / bpf_lru_pop_free
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__local_list_flush kernel/bpf/bpf_lru_list.c:297 [inline]
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:327 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x289/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbe63 of 1 bytes by task 24386 on cpu 0:
__bpf_lru_node_move kernel/bpf/bpf_lru_list.c:113 [inline]
__bpf_lru_list_rotate_active kernel/bpf/bpf_lru_list.c:149 [inline]
__bpf_lru_list_rotate+0x1bf/0x750 kernel/bpf/bpf_lru_list.c:240
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbe63 of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:70 [inline]
__htab_lru_percpu_map_update_elem+0x2fe/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x01 -> 0x00
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================
==================================================================
BUG: KCSAN: data-race in __bpf_lru_list_rotate / __htab_lru_percpu_map_update_elem
write to 0xffff888138cdbeab of 1 bytes by task 24386 on cpu 0:
bpf_lru_node_set_ref kernel/bpf/bpf_lru_list.h:71 [inline]
__htab_lru_percpu_map_update_elem+0x3c0/0x560 kernel/bpf/hashtab.c:1351
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
read to 0xffff888138cdbeab of 1 bytes by task 24389 on cpu 1:
bpf_lru_node_is_ref kernel/bpf/bpf_lru_list.c:44 [inline]
__bpf_lru_list_rotate_active kernel/bpf/bpf_lru_list.c:148 [inline]
__bpf_lru_list_rotate+0xd4/0x750 kernel/bpf/bpf_lru_list.c:240
bpf_lru_list_pop_free_to_local kernel/bpf/bpf_lru_list.c:329 [inline]
bpf_common_lru_pop_free kernel/bpf/bpf_lru_list.c:447 [inline]
bpf_lru_pop_free+0x638/0xe20 kernel/bpf/bpf_lru_list.c:499
prealloc_lru_pop kernel/bpf/hashtab.c:301 [inline]
__htab_lru_percpu_map_update_elem+0xf5/0x560 kernel/bpf/hashtab.c:1335
bpf_percpu_hash_update+0x5e/0x90 kernel/bpf/hashtab.c:2372
bpf_map_update_value+0x2ae/0x370 kernel/bpf/syscall.c:204
generic_map_update_batch+0x3ae/0x4f0 kernel/bpf/syscall.c:1702
bpf_map_do_batch+0x2d9/0x3d0 kernel/bpf/syscall.c:4568
__sys_bpf+0x317/0x800
__do_sys_bpf kernel/bpf/syscall.c:5176 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5174 [inline]
__x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5174
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
value changed: 0x00 -> 0x01
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24389 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-00226-ga92b7d26c743 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
==================================================================