[ 40.382163][ T3021] 8021q: adding VLAN 0 to HW filter on device eth7 [ 40.460231][ T3021] 8021q: adding VLAN 0 to HW filter on device eth8 Warning: Permanently added '10.128.1.185' (ED25519) to the list of known hosts. [+] opendir /sys/bus/acpi/devices successful. [+] closedir successful. [+] Found 73 ACPI files to read. [+] Threads created successfully. [ 45.619190][ T3648] ================================================================== [ 45.619211][ T3648] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace_ptr [ 45.619232][ T3648] [ 45.619236][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 1: [ 45.619245][ T3648] acpi_ut_trace+0x44/0x180 [ 45.619260][ T3648] acpi_evaluate_object+0x60/0x800 [ 45.619273][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 45.619284][ T3648] status_show+0x5d/0xc0 [ 45.619298][ T3648] dev_attr_show+0x3f/0xa0 [ 45.619313][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 45.619330][ T3648] kernfs_seq_show+0x82/0xa0 [ 45.619342][ T3648] seq_read_iter+0x2d9/0x8f0 [ 45.619357][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 45.619370][ T3648] vfs_read+0x699/0x7c0 [ 45.619384][ T3648] ksys_read+0xdc/0x1a0 [ 45.619398][ T3648] __x64_sys_read+0x40/0x50 [ 45.619413][ T3648] x64_sys_call+0x2135/0x2550 [ 45.619426][ T3648] do_syscall_64+0x112/0x360 [ 45.619438][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.619449][ T3648] [ 45.619452][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 0: [ 45.619461][ T3648] acpi_ut_trace_ptr+0x49/0x180 [ 45.619475][ T3648] acpi_ps_complete_this_op+0x39/0x4e0 [ 45.619490][ T3648] acpi_ps_complete_op+0x6f/0x780 [ 45.619503][ T3648] acpi_ps_parse_loop+0x1104/0x1520 [ 45.619523][ T3648] acpi_ps_parse_aml+0x2b0/0xa10 [ 45.619543][ T3648] acpi_ps_execute_method+0x4af/0x660 [ 45.619569][ T3648] acpi_ns_evaluate+0x8ae/0xac0 [ 45.619585][ T3648] acpi_evaluate_object+0x41b/0x800 [ 45.619597][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 45.619608][ T3648] status_show+0x5d/0xc0 [ 45.619621][ T3648] dev_attr_show+0x3f/0xa0 [ 45.619636][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 45.619651][ T3648] kernfs_seq_show+0x82/0xa0 [ 45.619663][ T3648] seq_read_iter+0x2d9/0x8f0 [ 45.619678][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 45.619691][ T3648] vfs_read+0x699/0x7c0 [ 45.619704][ T3648] ksys_read+0xdc/0x1a0 [ 45.619718][ T3648] __x64_sys_read+0x40/0x50 [ 45.619732][ T3648] x64_sys_call+0x2135/0x2550 [ 45.619745][ T3648] do_syscall_64+0x112/0x360 [ 45.619756][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.619767][ T3648] [ 45.619769][ T3648] value changed: 0x0000001b -> 0x0000001e [ 45.619775][ T3648] [ 45.619777][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 45.619791][ T3648] CPU: 0 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 45.619805][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 45.619812][ T3648] ================================================================== [ 45.905753][ T3648] ================================================================== [ 45.905775][ T3648] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_trace [ 45.905796][ T3648] [ 45.905800][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 1: [ 45.905809][ T3648] acpi_ut_trace+0x44/0x180 [ 45.905824][ T3648] acpi_evaluate_object+0x60/0x800 [ 45.905837][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 45.905848][ T3648] status_show+0x5d/0xc0 [ 45.905862][ T3648] dev_attr_show+0x3f/0xa0 [ 45.905878][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 45.905894][ T3648] kernfs_seq_show+0x82/0xa0 [ 45.905907][ T3648] seq_read_iter+0x2d9/0x8f0 [ 45.905924][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 45.905936][ T3648] vfs_read+0x699/0x7c0 [ 45.905951][ T3648] ksys_read+0xdc/0x1a0 [ 45.905965][ T3648] __x64_sys_read+0x40/0x50 [ 45.905979][ T3648] x64_sys_call+0x2135/0x2550 [ 45.905993][ T3648] do_syscall_64+0x112/0x360 [ 45.906005][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.906017][ T3648] [ 45.906020][ T3648] write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 0: [ 45.906029][ T3648] acpi_ut_exit+0xd5/0xf0 [ 45.906074][ T3648] acpi_ds_delete_walk_state+0x20c/0x220 [ 45.906090][ T3648] acpi_ps_parse_aml+0x946/0xa10 [ 45.906104][ T3648] acpi_ps_execute_method+0x4af/0x660 [ 45.906120][ T3648] acpi_ns_evaluate+0x8ae/0xac0 [ 45.906136][ T3648] acpi_evaluate_object+0x41b/0x800 [ 45.906148][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 45.906159][ T3648] status_show+0x5d/0xc0 [ 45.906172][ T3648] dev_attr_show+0x3f/0xa0 [ 45.906188][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 45.906203][ T3648] kernfs_seq_show+0x82/0xa0 [ 45.906215][ T3648] seq_read_iter+0x2d9/0x8f0 [ 45.906231][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 45.906243][ T3648] vfs_read+0x699/0x7c0 [ 45.906258][ T3648] ksys_read+0xdc/0x1a0 [ 45.906272][ T3648] __x64_sys_read+0x40/0x50 [ 45.906286][ T3648] x64_sys_call+0x2135/0x2550 [ 45.906300][ T3648] do_syscall_64+0x112/0x360 [ 45.906310][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.906321][ T3648] [ 45.906323][ T3648] value changed: 0x00000009 -> 0x0000000c [ 45.906329][ T3648] [ 45.906331][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 45.906339][ T3648] CPU: 0 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 45.906353][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 45.906360][ T3648] ================================================================== [ 46.193233][ T3648] ================================================================== [ 46.193256][ T3648] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace [ 46.193277][ T3648] [ 46.193281][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3644 on cpu 1: [ 46.193290][ T3648] acpi_ut_trace+0x44/0x180 [ 46.193305][ T3648] acpi_evaluate_object+0x60/0x800 [ 46.193317][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 46.193328][ T3648] status_show+0x5d/0xc0 [ 46.193342][ T3648] dev_attr_show+0x3f/0xa0 [ 46.193358][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 46.193374][ T3648] kernfs_seq_show+0x82/0xa0 [ 46.193387][ T3648] seq_read_iter+0x2d9/0x8f0 [ 46.193402][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 46.193415][ T3648] vfs_read+0x699/0x7c0 [ 46.193429][ T3648] ksys_read+0xdc/0x1a0 [ 46.193443][ T3648] __x64_sys_read+0x40/0x50 [ 46.193457][ T3648] x64_sys_call+0x2135/0x2550 [ 46.193478][ T3648] do_syscall_64+0x112/0x360 [ 46.193489][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.193501][ T3648] [ 46.193504][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 0: [ 46.193513][ T3648] acpi_ut_trace+0x44/0x180 [ 46.193527][ T3648] acpi_ns_search_and_enter+0x15c/0x860 [ 46.193538][ T3648] acpi_ns_lookup+0xbd8/0x1070 [ 46.193553][ T3648] acpi_ps_get_next_namepath+0xc1/0x620 [ 46.193566][ T3648] acpi_ps_parse_loop+0x605/0x1520 [ 46.193580][ T3648] acpi_ps_parse_aml+0x2b0/0xa10 [ 46.193603][ T3648] acpi_ps_execute_method+0x4af/0x660 [ 46.193633][ T3648] acpi_ns_evaluate+0x8ae/0xac0 [ 46.193663][ T3648] acpi_evaluate_object+0x41b/0x800 [ 46.193677][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 46.193688][ T3648] status_show+0x5d/0xc0 [ 46.193701][ T3648] dev_attr_show+0x3f/0xa0 [ 46.193716][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 46.193731][ T3648] kernfs_seq_show+0x82/0xa0 [ 46.193744][ T3648] seq_read_iter+0x2d9/0x8f0 [ 46.193759][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 46.193771][ T3648] vfs_read+0x699/0x7c0 [ 46.193785][ T3648] ksys_read+0xdc/0x1a0 [ 46.193799][ T3648] __x64_sys_read+0x40/0x50 [ 46.193813][ T3648] x64_sys_call+0x2135/0x2550 [ 46.193826][ T3648] do_syscall_64+0x112/0x360 [ 46.193837][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.193848][ T3648] [ 46.193850][ T3648] value changed: 0x0000000e -> 0x00000011 [ 46.193856][ T3648] [ 46.193858][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 46.193864][ T3648] CPU: 0 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 46.193878][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 46.193885][ T3648] ================================================================== [ 46.495812][ T3643] ================================================================== [ 46.495838][ T3643] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_value_exit [ 46.495874][ T3643] [ 46.495880][ T3643] read-write to 0xffffffff896268c8 of 4 bytes by task 3641 on cpu 1: [ 46.495897][ T3643] acpi_ut_trace+0x44/0x180 [ 46.495924][ T3643] acpi_evaluate_object+0x60/0x800 [ 46.495938][ T3643] acpi_evaluate_integer+0x7c/0x120 [ 46.495949][ T3643] status_show+0x5d/0xc0 [ 46.495963][ T3643] dev_attr_show+0x3f/0xa0 [ 46.495979][ T3643] sysfs_kf_seq_show+0x1a3/0x280 [ 46.495994][ T3643] kernfs_seq_show+0x82/0xa0 [ 46.496007][ T3643] seq_read_iter+0x2d9/0x8f0 [ 46.496023][ T3643] kernfs_fop_read_iter+0xbe/0x320 [ 46.496035][ T3643] vfs_read+0x699/0x7c0 [ 46.496055][ T3643] ksys_read+0xdc/0x1a0 [ 46.496076][ T3643] __x64_sys_read+0x40/0x50 [ 46.496090][ T3643] x64_sys_call+0x2135/0x2550 [ 46.496103][ T3643] do_syscall_64+0x112/0x360 [ 46.496115][ T3643] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.496126][ T3643] [ 46.496129][ T3643] read to 0xffffffff896268c8 of 4 bytes by task 3643 on cpu 0: [ 46.496138][ T3643] acpi_ut_value_exit+0xbf/0x110 [ 46.496153][ T3643] acpi_ns_build_normalized_path+0x409/0x420 [ 46.496171][ T3643] acpi_ns_handle_to_pathname+0x115/0x1d0 [ 46.496188][ T3643] acpi_get_name+0xb8/0xf0 [ 46.496199][ T3643] path_show+0x5d/0xe0 [ 46.496212][ T3643] dev_attr_show+0x3f/0xa0 [ 46.496227][ T3643] sysfs_kf_seq_show+0x1a3/0x280 [ 46.496244][ T3643] kernfs_seq_show+0x82/0xa0 [ 46.496257][ T3643] seq_read_iter+0x2d9/0x8f0 [ 46.496272][ T3643] kernfs_fop_read_iter+0xbe/0x320 [ 46.496285][ T3643] vfs_read+0x699/0x7c0 [ 46.496298][ T3643] ksys_read+0xdc/0x1a0 [ 46.496312][ T3643] __x64_sys_read+0x40/0x50 [ 46.496327][ T3643] x64_sys_call+0x2135/0x2550 [ 46.496340][ T3643] do_syscall_64+0x112/0x360 [ 46.496350][ T3643] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.496361][ T3643] [ 46.496363][ T3643] value changed: 0x00000012 -> 0x00000015 [ 46.496369][ T3643] [ 46.496371][ T3643] Reported by Kernel Concurrency Sanitizer on: [ 46.496379][ T3643] CPU: 0 UID: 0 PID: 3643 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 46.496392][ T3643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 46.496399][ T3643] ================================================================== [ 46.744589][ T3646] ================================================================== [ 46.744625][ T3646] BUG: KCSAN: data-race in acpi_ut_status_exit / acpi_ut_trace_ptr [ 46.744659][ T3646] [ 46.744663][ T3646] read-write to 0xffffffff896268c8 of 4 bytes by task 3643 on cpu 1: [ 46.744672][ T3646] acpi_ut_trace_ptr+0x49/0x180 [ 46.744687][ T3646] acpi_ns_get_normalized_pathname+0x36/0x1b0 [ 46.744705][ T3646] acpi_ns_evaluate+0x24e/0xac0 [ 46.744721][ T3646] acpi_evaluate_object+0x41b/0x800 [ 46.744733][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 46.744744][ T3646] status_show+0x5d/0xc0 [ 46.744757][ T3646] dev_attr_show+0x3f/0xa0 [ 46.744773][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 46.744788][ T3646] kernfs_seq_show+0x82/0xa0 [ 46.744802][ T3646] seq_read_iter+0x2d9/0x8f0 [ 46.744817][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 46.744830][ T3646] vfs_read+0x699/0x7c0 [ 46.744844][ T3646] ksys_read+0xdc/0x1a0 [ 46.744858][ T3646] __x64_sys_read+0x40/0x50 [ 46.744872][ T3646] x64_sys_call+0x2135/0x2550 [ 46.744885][ T3646] do_syscall_64+0x112/0x360 [ 46.744896][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.744908][ T3646] [ 46.744911][ T3646] write to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 0: [ 46.744920][ T3646] acpi_ut_status_exit+0xfe/0x120 [ 46.744934][ T3646] acpi_ps_parse_loop+0x760/0x1520 [ 46.744954][ T3646] acpi_ps_parse_aml+0x2b0/0xa10 [ 46.744968][ T3646] acpi_ps_execute_method+0x4af/0x660 [ 46.744983][ T3646] acpi_ns_evaluate+0x8ae/0xac0 [ 46.744998][ T3646] acpi_evaluate_object+0x41b/0x800 [ 46.745011][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 46.745021][ T3646] status_show+0x5d/0xc0 [ 46.745035][ T3646] dev_attr_show+0x3f/0xa0 [ 46.745050][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 46.745064][ T3646] kernfs_seq_show+0x82/0xa0 [ 46.745077][ T3646] seq_read_iter+0x2d9/0x8f0 [ 46.745092][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 46.745104][ T3646] vfs_read+0x699/0x7c0 [ 46.745118][ T3646] ksys_read+0xdc/0x1a0 [ 46.745132][ T3646] __x64_sys_read+0x40/0x50 [ 46.745146][ T3646] x64_sys_call+0x2135/0x2550 [ 46.745160][ T3646] do_syscall_64+0x112/0x360 [ 46.745178][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.745196][ T3646] [ 46.745199][ T3646] value changed: 0x0000000f -> 0x00000011 [ 46.745209][ T3646] [ 46.745212][ T3646] Reported by Kernel Concurrency Sanitizer on: [ 46.745223][ T3646] CPU: 0 UID: 0 PID: 3646 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 46.745242][ T3646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 46.745249][ T3646] ================================================================== [ 47.078089][ T3646] ================================================================== [ 47.078110][ T3646] BUG: KCSAN: data-race in acpi_ut_status_exit / acpi_ut_trace [ 47.078139][ T3646] [ 47.078145][ T3646] read-write to 0xffffffff896268c8 of 4 bytes by task 3643 on cpu 0: [ 47.078160][ T3646] acpi_ut_trace+0x44/0x180 [ 47.078187][ T3646] acpi_evaluate_object+0x60/0x800 [ 47.078212][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 47.078230][ T3646] status_show+0x5d/0xc0 [ 47.078244][ T3646] dev_attr_show+0x3f/0xa0 [ 47.078260][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 47.078276][ T3646] kernfs_seq_show+0x82/0xa0 [ 47.078289][ T3646] seq_read_iter+0x2d9/0x8f0 [ 47.078305][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 47.078317][ T3646] vfs_read+0x699/0x7c0 [ 47.078331][ T3646] ksys_read+0xdc/0x1a0 [ 47.078345][ T3646] __x64_sys_read+0x40/0x50 [ 47.078359][ T3646] x64_sys_call+0x2135/0x2550 [ 47.078373][ T3646] do_syscall_64+0x112/0x360 [ 47.078384][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.078395][ T3646] [ 47.078410][ T3646] read to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 1: [ 47.078418][ T3646] acpi_ut_status_exit+0xd8/0x120 [ 47.078433][ T3646] acpi_ex_extract_from_field+0x4f8/0x550 [ 47.078449][ T3646] acpi_ex_read_data_from_field+0x59d/0x6c0 [ 47.078464][ T3646] acpi_ex_resolve_node_to_value+0x584/0x770 [ 47.078482][ T3646] acpi_ex_resolve_to_value+0x395/0x830 [ 47.078499][ T3646] acpi_ds_evaluate_name_path+0x181/0x2d0 [ 47.078512][ T3646] acpi_ds_exec_end_op+0x195/0xff0 [ 47.078525][ T3646] acpi_ps_parse_loop+0xb22/0x1520 [ 47.078538][ T3646] acpi_ps_parse_aml+0x2b0/0xa10 [ 47.078552][ T3646] acpi_ps_execute_method+0x4af/0x660 [ 47.078567][ T3646] acpi_ns_evaluate+0x8ae/0xac0 [ 47.078582][ T3646] acpi_evaluate_object+0x41b/0x800 [ 47.078594][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 47.078604][ T3646] status_show+0x5d/0xc0 [ 47.078618][ T3646] dev_attr_show+0x3f/0xa0 [ 47.078633][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 47.078647][ T3646] kernfs_seq_show+0x82/0xa0 [ 47.078660][ T3646] seq_read_iter+0x2d9/0x8f0 [ 47.078675][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 47.078687][ T3646] vfs_read+0x699/0x7c0 [ 47.078701][ T3646] ksys_read+0xdc/0x1a0 [ 47.078715][ T3646] __x64_sys_read+0x40/0x50 [ 47.078729][ T3646] x64_sys_call+0x2135/0x2550 [ 47.078742][ T3646] do_syscall_64+0x112/0x360 [ 47.078752][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.078763][ T3646] [ 47.078765][ T3646] value changed: 0x00000019 -> 0x0000001c [ 47.078771][ T3646] [ 47.078773][ T3646] Reported by Kernel Concurrency Sanitizer on: [ 47.078780][ T3646] CPU: 1 UID: 0 PID: 3646 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 47.078794][ T3646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 47.078801][ T3646] ================================================================== [ 47.412848][ T3645] ================================================================== [ 47.412884][ T3645] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_status_exit [ 47.412920][ T3645] [ 47.412925][ T3645] write to 0xffffffff896268c8 of 4 bytes by task 3641 on cpu 1: [ 47.412939][ T3645] acpi_ut_exit+0xd5/0xf0 [ 47.412964][ T3645] acpi_ex_enter_interpreter+0xbb/0xd0 [ 47.412987][ T3645] acpi_ds_terminate_control_method+0x28e/0x5e0 [ 47.413011][ T3645] acpi_ps_parse_aml+0x68f/0xa10 [ 47.413038][ T3645] acpi_ps_execute_method+0x4af/0x660 [ 47.413067][ T3645] acpi_ns_evaluate+0x8ae/0xac0 [ 47.413092][ T3645] acpi_evaluate_object+0x41b/0x800 [ 47.413114][ T3645] acpi_evaluate_integer+0x7c/0x120 [ 47.413133][ T3645] status_show+0x5d/0xc0 [ 47.413156][ T3645] dev_attr_show+0x3f/0xa0 [ 47.413183][ T3645] sysfs_kf_seq_show+0x1a3/0x280 [ 47.413210][ T3645] kernfs_seq_show+0x82/0xa0 [ 47.413231][ T3645] seq_read_iter+0x2d9/0x8f0 [ 47.413259][ T3645] kernfs_fop_read_iter+0xbe/0x320 [ 47.413284][ T3645] vfs_read+0x699/0x7c0 [ 47.413309][ T3645] ksys_read+0xdc/0x1a0 [ 47.413337][ T3645] __x64_sys_read+0x40/0x50 [ 47.413362][ T3645] x64_sys_call+0x2135/0x2550 [ 47.413386][ T3645] do_syscall_64+0x112/0x360 [ 47.413409][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.413427][ T3645] [ 47.413432][ T3645] read to 0xffffffff896268c8 of 4 bytes by task 3645 on cpu 0: [ 47.413447][ T3645] acpi_ut_status_exit+0xd8/0x120 [ 47.413475][ T3645] acpi_ut_copy_iobject_to_eobject+0x1db/0x210 [ 47.413500][ T3645] acpi_evaluate_object+0x76c/0x800 [ 47.413520][ T3645] acpi_evaluate_integer+0x7c/0x120 [ 47.413536][ T3645] status_show+0x5d/0xc0 [ 47.413559][ T3645] dev_attr_show+0x3f/0xa0 [ 47.413586][ T3645] sysfs_kf_seq_show+0x1a3/0x280 [ 47.413615][ T3645] kernfs_seq_show+0x82/0xa0 [ 47.413641][ T3645] seq_read_iter+0x2d9/0x8f0 [ 47.413667][ T3645] kernfs_fop_read_iter+0xbe/0x320 [ 47.413687][ T3645] vfs_read+0x699/0x7c0 [ 47.413712][ T3645] ksys_read+0xdc/0x1a0 [ 47.413741][ T3645] __x64_sys_read+0x40/0x50 [ 47.413769][ T3645] x64_sys_call+0x2135/0x2550 [ 47.413794][ T3645] do_syscall_64+0x112/0x360 [ 47.413813][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.413831][ T3645] [ 47.413834][ T3645] value changed: 0x00000011 -> 0x0000000d [ 47.413843][ T3645] [ 47.413846][ T3645] Reported by Kernel Concurrency Sanitizer on: [ 47.413855][ T3645] CPU: 0 UID: 0 PID: 3645 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 47.413877][ T3645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 47.413889][ T3645] ================================================================== [ 47.698011][ T3645] ================================================================== [ 47.698047][ T3645] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_trace [ 47.698086][ T3645] [ 47.698092][ T3645] read to 0xffffffff896268c8 of 4 bytes by task 3641 on cpu 1: [ 47.698109][ T3645] acpi_ut_exit+0xaf/0xf0 [ 47.698135][ T3645] acpi_ex_enter_interpreter+0xbb/0xd0 [ 47.698154][ T3645] acpi_ns_evaluate+0x8a6/0xac0 [ 47.698183][ T3645] acpi_evaluate_object+0x41b/0x800 [ 47.698207][ T3645] acpi_evaluate_integer+0x7c/0x120 [ 47.698224][ T3645] status_show+0x5d/0xc0 [ 47.698246][ T3645] dev_attr_show+0x3f/0xa0 [ 47.698272][ T3645] sysfs_kf_seq_show+0x1a3/0x280 [ 47.698303][ T3645] kernfs_seq_show+0x82/0xa0 [ 47.698329][ T3645] seq_read_iter+0x2d9/0x8f0 [ 47.698369][ T3645] kernfs_fop_read_iter+0xbe/0x320 [ 47.698393][ T3645] vfs_read+0x699/0x7c0 [ 47.698417][ T3645] ksys_read+0xdc/0x1a0 [ 47.698441][ T3645] __x64_sys_read+0x40/0x50 [ 47.698473][ T3645] x64_sys_call+0x2135/0x2550 [ 47.698494][ T3645] do_syscall_64+0x112/0x360 [ 47.698515][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.698537][ T3645] [ 47.698542][ T3645] read-write to 0xffffffff896268c8 of 4 bytes by task 3645 on cpu 0: [ 47.698556][ T3645] acpi_ut_trace+0x44/0x180 [ 47.698579][ T3645] acpi_ut_copy_iobject_to_eobject+0x47/0x210 [ 47.698606][ T3645] acpi_evaluate_object+0x76c/0x800 [ 47.698629][ T3645] acpi_evaluate_integer+0x7c/0x120 [ 47.698649][ T3645] status_show+0x5d/0xc0 [ 47.698677][ T3645] dev_attr_show+0x3f/0xa0 [ 47.698705][ T3645] sysfs_kf_seq_show+0x1a3/0x280 [ 47.698729][ T3645] kernfs_seq_show+0x82/0xa0 [ 47.698751][ T3645] seq_read_iter+0x2d9/0x8f0 [ 47.698779][ T3645] kernfs_fop_read_iter+0xbe/0x320 [ 47.698804][ T3645] vfs_read+0x699/0x7c0 [ 47.698826][ T3645] ksys_read+0xdc/0x1a0 [ 47.698852][ T3645] __x64_sys_read+0x40/0x50 [ 47.698880][ T3645] x64_sys_call+0x2135/0x2550 [ 47.698906][ T3645] do_syscall_64+0x112/0x360 [ 47.698926][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.698945][ T3645] [ 47.698948][ T3645] value changed: 0x00000010 -> 0x00000016 [ 47.698958][ T3645] [ 47.698961][ T3645] Reported by Kernel Concurrency Sanitizer on: [ 47.698970][ T3645] CPU: 0 UID: 0 PID: 3645 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 47.698995][ T3645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 47.699009][ T3645] ================================================================== [ 48.006850][ T3642] ================================================================== [ 48.006872][ T3642] BUG: KCSAN: data-race in acpi_ut_trace_ptr / acpi_ut_track_stack_ptr [ 48.006894][ T3642] [ 48.006898][ T3642] read-write to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 1: [ 48.006907][ T3642] acpi_ut_trace_ptr+0x49/0x180 [ 48.006922][ T3642] acpi_ns_get_normalized_pathname+0x36/0x1b0 [ 48.006941][ T3642] acpi_ns_evaluate+0x24e/0xac0 [ 48.006956][ T3642] acpi_evaluate_object+0x41b/0x800 [ 48.006968][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 48.006979][ T3642] status_show+0x5d/0xc0 [ 48.006996][ T3642] dev_attr_show+0x3f/0xa0 [ 48.007011][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 48.007027][ T3642] kernfs_seq_show+0x82/0xa0 [ 48.007040][ T3642] seq_read_iter+0x2d9/0x8f0 [ 48.007056][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 48.007068][ T3642] vfs_read+0x699/0x7c0 [ 48.007082][ T3642] ksys_read+0xdc/0x1a0 [ 48.007097][ T3642] __x64_sys_read+0x40/0x50 [ 48.007111][ T3642] x64_sys_call+0x2135/0x2550 [ 48.007125][ T3642] do_syscall_64+0x112/0x360 [ 48.007136][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.007147][ T3642] [ 48.007150][ T3642] read to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 0: [ 48.007159][ T3642] acpi_ut_track_stack_ptr+0x5f/0xd0 [ 48.007173][ T3642] acpi_ps_init_op+0x17/0xa0 [ 48.007187][ T3642] acpi_ps_alloc_op+0xdb/0x170 [ 48.007201][ T3642] acpi_ps_create_op+0x289/0x6b0 [ 48.007214][ T3642] acpi_ps_parse_loop+0x4e1/0x1520 [ 48.007228][ T3642] acpi_ps_parse_aml+0x2b0/0xa10 [ 48.007241][ T3642] acpi_ps_execute_method+0x4af/0x660 [ 48.007256][ T3642] acpi_ns_evaluate+0x8ae/0xac0 [ 48.007272][ T3642] acpi_evaluate_object+0x41b/0x800 [ 48.007284][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 48.007294][ T3642] status_show+0x5d/0xc0 [ 48.007308][ T3642] dev_attr_show+0x3f/0xa0 [ 48.007322][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 48.007337][ T3642] kernfs_seq_show+0x82/0xa0 [ 48.007350][ T3642] seq_read_iter+0x2d9/0x8f0 [ 48.007367][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 48.007380][ T3642] vfs_read+0x699/0x7c0 [ 48.007393][ T3642] ksys_read+0xdc/0x1a0 [ 48.007407][ T3642] __x64_sys_read+0x40/0x50 [ 48.007422][ T3642] x64_sys_call+0x2135/0x2550 [ 48.007435][ T3642] do_syscall_64+0x112/0x360 [ 48.007445][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.007456][ T3642] [ 48.007458][ T3642] value changed: 0x0000001b -> 0x0000001c [ 48.007464][ T3642] [ 48.007466][ T3642] Reported by Kernel Concurrency Sanitizer on: [ 48.007473][ T3642] CPU: 0 UID: 0 PID: 3642 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 48.007493][ T3642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 48.007500][ T3642] ================================================================== [ 48.283617][ T3648] ================================================================== [ 48.283649][ T3648] BUG: KCSAN: data-race in acpi_ut_acquire_mutex / acpi_ut_release_mutex [ 48.283678][ T3648] [ 48.283684][ T3648] write to 0xffffffff89626ac8 of 8 bytes by task 3642 on cpu 1: [ 48.283698][ T3648] acpi_ut_release_mutex+0x209/0x240 [ 48.283717][ T3648] acpi_get_name+0xd7/0xf0 [ 48.283740][ T3648] path_show+0x5d/0xe0 [ 48.283766][ T3648] dev_attr_show+0x3f/0xa0 [ 48.283795][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 48.283820][ T3648] kernfs_seq_show+0x82/0xa0 [ 48.283840][ T3648] seq_read_iter+0x2d9/0x8f0 [ 48.283874][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 48.283894][ T3648] vfs_read+0x699/0x7c0 [ 48.283917][ T3648] ksys_read+0xdc/0x1a0 [ 48.283943][ T3648] __x64_sys_read+0x40/0x50 [ 48.283972][ T3648] x64_sys_call+0x2135/0x2550 [ 48.283998][ T3648] do_syscall_64+0x112/0x360 [ 48.284019][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.284041][ T3648] [ 48.284047][ T3648] read to 0xffffffff89626ac8 of 8 bytes by task 3648 on cpu 0: [ 48.284061][ T3648] acpi_ut_acquire_mutex+0x54/0x4a0 [ 48.284081][ T3648] acpi_get_name+0x62/0xf0 [ 48.284105][ T3648] path_show+0x5d/0xe0 [ 48.284131][ T3648] dev_attr_show+0x3f/0xa0 [ 48.284162][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 48.284188][ T3648] kernfs_seq_show+0x82/0xa0 [ 48.284212][ T3648] seq_read_iter+0x2d9/0x8f0 [ 48.284240][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 48.284264][ T3648] vfs_read+0x699/0x7c0 [ 48.284290][ T3648] ksys_read+0xdc/0x1a0 [ 48.284314][ T3648] __x64_sys_read+0x40/0x50 [ 48.284337][ T3648] x64_sys_call+0x2135/0x2550 [ 48.284359][ T3648] do_syscall_64+0x112/0x360 [ 48.284380][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.284401][ T3648] [ 48.284404][ T3648] value changed: 0xffff8881003dd640 -> 0x0000000000000000 [ 48.284415][ T3648] [ 48.284418][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 48.284428][ T3648] CPU: 0 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 48.284449][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 48.284462][ T3648] ================================================================== [ 48.510157][ T3646] ================================================================== [ 48.510185][ T3646] BUG: KCSAN: data-race in acpi_ut_status_exit / acpi_ut_trace [ 48.510207][ T3646] [ 48.510210][ T3646] read-write to 0xffffffff896268c8 of 4 bytes by task 3643 on cpu 1: [ 48.510220][ T3646] acpi_ut_trace+0x44/0x180 [ 48.510234][ T3646] acpi_evaluate_object+0x60/0x800 [ 48.510247][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 48.510258][ T3646] status_show+0x5d/0xc0 [ 48.510271][ T3646] dev_attr_show+0x3f/0xa0 [ 48.510288][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 48.510304][ T3646] kernfs_seq_show+0x82/0xa0 [ 48.510316][ T3646] seq_read_iter+0x2d9/0x8f0 [ 48.510332][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 48.510344][ T3646] vfs_read+0x699/0x7c0 [ 48.510358][ T3646] ksys_read+0xdc/0x1a0 [ 48.510372][ T3646] __x64_sys_read+0x40/0x50 [ 48.510387][ T3646] x64_sys_call+0x2135/0x2550 [ 48.510407][ T3646] do_syscall_64+0x112/0x360 [ 48.510418][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.510431][ T3646] [ 48.510435][ T3646] write to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 0: [ 48.510443][ T3646] acpi_ut_status_exit+0xfe/0x120 [ 48.510458][ T3646] acpi_ns_search_one_scope+0x3c2/0x3f0 [ 48.510470][ T3646] acpi_ns_search_and_enter+0xc3/0x860 [ 48.510481][ T3646] acpi_ns_lookup+0xbd8/0x1070 [ 48.510496][ T3646] acpi_ns_get_node_unlocked+0x143/0x2d0 [ 48.510508][ T3646] acpi_ns_get_node+0x76/0xc0 [ 48.510519][ T3646] acpi_ns_evaluate+0x195/0xac0 [ 48.510535][ T3646] acpi_evaluate_object+0x41b/0x800 [ 48.510547][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 48.510557][ T3646] status_show+0x5d/0xc0 [ 48.510571][ T3646] dev_attr_show+0x3f/0xa0 [ 48.510586][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 48.510601][ T3646] kernfs_seq_show+0x82/0xa0 [ 48.510613][ T3646] seq_read_iter+0x2d9/0x8f0 [ 48.510628][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 48.510640][ T3646] vfs_read+0x699/0x7c0 [ 48.510654][ T3646] ksys_read+0xdc/0x1a0 [ 48.510668][ T3646] __x64_sys_read+0x40/0x50 [ 48.510682][ T3646] x64_sys_call+0x2135/0x2550 [ 48.510695][ T3646] do_syscall_64+0x112/0x360 [ 48.510706][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.510717][ T3646] [ 48.510719][ T3646] value changed: 0x00000011 -> 0x00000014 [ 48.510725][ T3646] [ 48.510727][ T3646] Reported by Kernel Concurrency Sanitizer on: [ 48.510733][ T3646] CPU: 0 UID: 0 PID: 3646 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 48.510747][ T3646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 48.510754][ T3646] ================================================================== [ 48.777764][ T3648] ================================================================== [ 48.777798][ T3648] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_track_stack_ptr [ 48.777840][ T3648] [ 48.777846][ T3648] write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 1: [ 48.777862][ T3648] acpi_ut_exit+0xd5/0xf0 [ 48.777892][ T3648] acpi_ex_enter_interpreter+0xbb/0xd0 [ 48.777915][ T3648] acpi_evaluate_object+0x661/0x800 [ 48.777937][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 48.777956][ T3648] status_show+0x5d/0xc0 [ 48.777984][ T3648] dev_attr_show+0x3f/0xa0 [ 48.778010][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 48.778037][ T3648] kernfs_seq_show+0x82/0xa0 [ 48.778063][ T3648] seq_read_iter+0x2d9/0x8f0 [ 48.778094][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 48.778119][ T3648] vfs_read+0x699/0x7c0 [ 48.778147][ T3648] ksys_read+0xdc/0x1a0 [ 48.778170][ T3648] __x64_sys_read+0x40/0x50 [ 48.778193][ T3648] x64_sys_call+0x2135/0x2550 [ 48.778217][ T3648] do_syscall_64+0x112/0x360 [ 48.778238][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.778258][ T3648] [ 48.778262][ T3648] read to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 0: [ 48.778292][ T3648] acpi_ut_track_stack_ptr+0x5f/0xd0 [ 48.778316][ T3648] acpi_ut_get_object_size+0x2f/0x1d0 [ 48.778336][ T3648] acpi_evaluate_object+0x62c/0x800 [ 48.778356][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 48.778377][ T3648] status_show+0x5d/0xc0 [ 48.778404][ T3648] dev_attr_show+0x3f/0xa0 [ 48.778434][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 48.778461][ T3648] kernfs_seq_show+0x82/0xa0 [ 48.778482][ T3648] seq_read_iter+0x2d9/0x8f0 [ 48.778506][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 48.778531][ T3648] vfs_read+0x699/0x7c0 [ 48.778558][ T3648] ksys_read+0xdc/0x1a0 [ 48.778581][ T3648] __x64_sys_read+0x40/0x50 [ 48.778604][ T3648] x64_sys_call+0x2135/0x2550 [ 48.778629][ T3648] do_syscall_64+0x112/0x360 [ 48.778650][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.778673][ T3648] [ 48.778677][ T3648] value changed: 0x00000008 -> 0x00000006 [ 48.778688][ T3648] [ 48.778691][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 48.778700][ T3648] CPU: 0 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 48.778722][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 48.778733][ T3648] ================================================================== [ 49.025435][ T3641] ================================================================== [ 49.025456][ T3641] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_trace [ 49.025477][ T3641] [ 49.025480][ T3641] read-write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 0: [ 49.025495][ T3641] acpi_ut_trace+0x44/0x180 [ 49.025510][ T3641] acpi_evaluate_object+0x60/0x800 [ 49.025522][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 49.025533][ T3641] status_show+0x5d/0xc0 [ 49.025547][ T3641] dev_attr_show+0x3f/0xa0 [ 49.025563][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 49.025578][ T3641] kernfs_seq_show+0x82/0xa0 [ 49.025591][ T3641] seq_read_iter+0x2d9/0x8f0 [ 49.025607][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 49.025619][ T3641] vfs_read+0x699/0x7c0 [ 49.025634][ T3641] ksys_read+0xdc/0x1a0 [ 49.025648][ T3641] __x64_sys_read+0x40/0x50 [ 49.025662][ T3641] x64_sys_call+0x2135/0x2550 [ 49.025676][ T3641] do_syscall_64+0x112/0x360 [ 49.025687][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.025699][ T3641] [ 49.025702][ T3641] write to 0xffffffff896268c8 of 4 bytes by task 3641 on cpu 1: [ 49.025710][ T3641] acpi_ut_exit+0xd5/0xf0 [ 49.025724][ T3641] acpi_ut_update_ref_count+0x11ad/0x11d0 [ 49.025741][ T3641] acpi_ut_update_object_reference+0x3ad/0x560 [ 49.025758][ T3641] acpi_ut_remove_reference+0x114/0x120 [ 49.025774][ T3641] acpi_ds_do_implicit_return+0x201/0x250 [ 49.025789][ T3641] acpi_ds_is_result_used+0x5a/0x570 [ 49.025801][ T3641] acpi_ds_delete_result_if_not_used+0x6e/0x130 [ 49.025815][ T3641] acpi_ds_exec_end_op+0xf41/0xff0 [ 49.025827][ T3641] acpi_ps_parse_loop+0xb22/0x1520 [ 49.025840][ T3641] acpi_ps_parse_aml+0x2b0/0xa10 [ 49.025854][ T3641] acpi_ps_execute_method+0x4af/0x660 [ 49.025869][ T3641] acpi_ns_evaluate+0x8ae/0xac0 [ 49.025885][ T3641] acpi_evaluate_object+0x41b/0x800 [ 49.025897][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 49.025913][ T3641] status_show+0x5d/0xc0 [ 49.025938][ T3641] dev_attr_show+0x3f/0xa0 [ 49.025962][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 49.025976][ T3641] kernfs_seq_show+0x82/0xa0 [ 49.025991][ T3641] seq_read_iter+0x2d9/0x8f0 [ 49.026006][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 49.026019][ T3641] vfs_read+0x699/0x7c0 [ 49.026032][ T3641] ksys_read+0xdc/0x1a0 [ 49.026046][ T3641] __x64_sys_read+0x40/0x50 [ 49.026061][ T3641] x64_sys_call+0x2135/0x2550 [ 49.026074][ T3641] do_syscall_64+0x112/0x360 [ 49.026084][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.026095][ T3641] [ 49.026097][ T3641] value changed: 0x00000007 -> 0x0000000a [ 49.026103][ T3641] [ 49.026105][ T3641] Reported by Kernel Concurrency Sanitizer on: [ 49.026112][ T3641] CPU: 1 UID: 0 PID: 3641 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 49.026126][ T3641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 49.026133][ T3641] ================================================================== [ 49.313169][ T3647] ================================================================== [ 49.313190][ T3647] BUG: KCSAN: data-race in acpi_ut_ptr_exit / acpi_ut_trace [ 49.313212][ T3647] [ 49.313215][ T3647] read-write to 0xffffffff896268c8 of 4 bytes by task 3645 on cpu 0: [ 49.313224][ T3647] acpi_ut_trace+0x44/0x180 [ 49.313239][ T3647] acpi_evaluate_object+0x60/0x800 [ 49.313251][ T3647] acpi_evaluate_integer+0x7c/0x120 [ 49.313262][ T3647] status_show+0x5d/0xc0 [ 49.313276][ T3647] dev_attr_show+0x3f/0xa0 [ 49.313291][ T3647] sysfs_kf_seq_show+0x1a3/0x280 [ 49.313307][ T3647] kernfs_seq_show+0x82/0xa0 [ 49.313320][ T3647] seq_read_iter+0x2d9/0x8f0 [ 49.313335][ T3647] kernfs_fop_read_iter+0xbe/0x320 [ 49.313348][ T3647] vfs_read+0x699/0x7c0 [ 49.313361][ T3647] ksys_read+0xdc/0x1a0 [ 49.313376][ T3647] __x64_sys_read+0x40/0x50 [ 49.313390][ T3647] x64_sys_call+0x2135/0x2550 [ 49.313408][ T3647] do_syscall_64+0x112/0x360 [ 49.313419][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.313430][ T3647] [ 49.313433][ T3647] read to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 1: [ 49.313442][ T3647] acpi_ut_ptr_exit+0xb7/0x100 [ 49.313457][ T3647] acpi_ds_pop_walk_state+0x85/0xa0 [ 49.313471][ T3647] acpi_ps_parse_aml+0x625/0xa10 [ 49.313485][ T3647] acpi_ps_execute_method+0x4af/0x660 [ 49.313500][ T3647] acpi_ns_evaluate+0x8ae/0xac0 [ 49.313516][ T3647] acpi_evaluate_object+0x41b/0x800 [ 49.313528][ T3647] acpi_evaluate_integer+0x7c/0x120 [ 49.313538][ T3647] status_show+0x5d/0xc0 [ 49.313552][ T3647] dev_attr_show+0x3f/0xa0 [ 49.313566][ T3647] sysfs_kf_seq_show+0x1a3/0x280 [ 49.313581][ T3647] kernfs_seq_show+0x82/0xa0 [ 49.313594][ T3647] seq_read_iter+0x2d9/0x8f0 [ 49.313609][ T3647] kernfs_fop_read_iter+0xbe/0x320 [ 49.313621][ T3647] vfs_read+0x699/0x7c0 [ 49.313635][ T3647] ksys_read+0xdc/0x1a0 [ 49.313649][ T3647] __x64_sys_read+0x40/0x50 [ 49.313663][ T3647] x64_sys_call+0x2135/0x2550 [ 49.313676][ T3647] do_syscall_64+0x112/0x360 [ 49.313686][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.313697][ T3647] [ 49.313699][ T3647] value changed: 0x00000012 -> 0x00000015 [ 49.313705][ T3647] [ 49.313707][ T3647] Reported by Kernel Concurrency Sanitizer on: [ 49.313714][ T3647] CPU: 1 UID: 0 PID: 3647 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 49.313728][ T3647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 49.313735][ T3647] ================================================================== [ 49.690715][ T3641] ================================================================== [ 49.690737][ T3641] BUG: KCSAN: data-race in acpi_ut_trace_ptr / acpi_ut_trace_ptr [ 49.690758][ T3641] [ 49.690763][ T3641] read-write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 1: [ 49.690774][ T3641] acpi_ut_trace_ptr+0x49/0x180 [ 49.690789][ T3641] acpi_ns_get_normalized_pathname+0x36/0x1b0 [ 49.690808][ T3641] acpi_ns_evaluate+0x24e/0xac0 [ 49.690823][ T3641] acpi_evaluate_object+0x41b/0x800 [ 49.690835][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 49.690846][ T3641] status_show+0x5d/0xc0 [ 49.690860][ T3641] dev_attr_show+0x3f/0xa0 [ 49.690876][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 49.690891][ T3641] kernfs_seq_show+0x82/0xa0 [ 49.690904][ T3641] seq_read_iter+0x2d9/0x8f0 [ 49.690920][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 49.690932][ T3641] vfs_read+0x699/0x7c0 [ 49.690946][ T3641] ksys_read+0xdc/0x1a0 [ 49.690960][ T3641] __x64_sys_read+0x40/0x50 [ 49.690975][ T3641] x64_sys_call+0x2135/0x2550 [ 49.690989][ T3641] do_syscall_64+0x112/0x360 [ 49.691000][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.691011][ T3641] [ 49.691014][ T3641] read-write to 0xffffffff896268c8 of 4 bytes by task 3641 on cpu 0: [ 49.691023][ T3641] acpi_ut_trace_ptr+0x49/0x180 [ 49.691037][ T3641] acpi_ds_begin_method_execution+0x3d/0x6a0 [ 49.691050][ T3641] acpi_ps_execute_method+0x70/0x660 [ 49.691065][ T3641] acpi_ns_evaluate+0x8ae/0xac0 [ 49.691080][ T3641] acpi_evaluate_object+0x41b/0x800 [ 49.691092][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 49.691102][ T3641] status_show+0x5d/0xc0 [ 49.691116][ T3641] dev_attr_show+0x3f/0xa0 [ 49.691131][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 49.691146][ T3641] kernfs_seq_show+0x82/0xa0 [ 49.691159][ T3641] seq_read_iter+0x2d9/0x8f0 [ 49.691173][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 49.691186][ T3641] vfs_read+0x699/0x7c0 [ 49.691199][ T3641] ksys_read+0xdc/0x1a0 [ 49.691213][ T3641] __x64_sys_read+0x40/0x50 [ 49.691228][ T3641] x64_sys_call+0x2135/0x2550 [ 49.691240][ T3641] do_syscall_64+0x112/0x360 [ 49.691251][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.691268][ T3641] [ 49.691270][ T3641] value changed: 0x0000000f -> 0x00000010 [ 49.691276][ T3641] [ 49.691278][ T3641] Reported by Kernel Concurrency Sanitizer on: [ 49.691285][ T3641] CPU: 0 UID: 0 PID: 3641 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 49.691299][ T3641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 49.691306][ T3641] ================================================================== [ 49.962509][ T3648] ================================================================== [ 49.962546][ T3648] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_exit [ 49.962585][ T3648] [ 49.962591][ T3648] read to 0xffffffff896268c8 of 4 bytes by task 3643 on cpu 0: [ 49.962609][ T3648] acpi_ut_exit+0xaf/0xf0 [ 49.962637][ T3648] acpi_ex_enter_interpreter+0xbb/0xd0 [ 49.962660][ T3648] acpi_ds_terminate_control_method+0x28e/0x5e0 [ 49.962680][ T3648] acpi_ps_parse_aml+0x68f/0xa10 [ 49.962703][ T3648] acpi_ps_execute_method+0x4af/0x660 [ 49.962731][ T3648] acpi_ns_evaluate+0x8ae/0xac0 [ 49.962762][ T3648] acpi_evaluate_object+0x41b/0x800 [ 49.962786][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 49.962806][ T3648] status_show+0x5d/0xc0 [ 49.962829][ T3648] dev_attr_show+0x3f/0xa0 [ 49.962855][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 49.962886][ T3648] kernfs_seq_show+0x82/0xa0 [ 49.962908][ T3648] seq_read_iter+0x2d9/0x8f0 [ 49.962932][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 49.962952][ T3648] vfs_read+0x699/0x7c0 [ 49.962978][ T3648] ksys_read+0xdc/0x1a0 [ 49.963005][ T3648] __x64_sys_read+0x40/0x50 [ 49.963030][ T3648] x64_sys_call+0x2135/0x2550 [ 49.963054][ T3648] do_syscall_64+0x112/0x360 [ 49.963071][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.963089][ T3648] [ 49.963094][ T3648] write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 1: [ 49.963108][ T3648] acpi_ut_exit+0xd5/0xf0 [ 49.963132][ T3648] acpi_ex_exit_interpreter+0xbb/0xd0 [ 49.963155][ T3648] acpi_ns_evaluate+0x8b5/0xac0 [ 49.963184][ T3648] acpi_evaluate_object+0x41b/0x800 [ 49.963208][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 49.963226][ T3648] status_show+0x5d/0xc0 [ 49.963248][ T3648] dev_attr_show+0x3f/0xa0 [ 49.963285][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 49.963314][ T3648] kernfs_seq_show+0x82/0xa0 [ 49.963340][ T3648] seq_read_iter+0x2d9/0x8f0 [ 49.963367][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 49.963391][ T3648] vfs_read+0x699/0x7c0 [ 49.963413][ T3648] ksys_read+0xdc/0x1a0 [ 49.963441][ T3648] __x64_sys_read+0x40/0x50 [ 49.963469][ T3648] x64_sys_call+0x2135/0x2550 [ 49.963495][ T3648] do_syscall_64+0x112/0x360 [ 49.963512][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.963529][ T3648] [ 49.963533][ T3648] value changed: 0x00000010 -> 0x0000000e [ 49.963542][ T3648] [ 49.963545][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 49.963555][ T3648] CPU: 1 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 49.963580][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 49.963593][ T3648] ================================================================== [ 50.274621][ T29] kauditd_printk_skb: 11 callbacks suppressed [ 50.274636][ T29] audit: type=1400 audit(1790971706.900:183): avc: denied { write } for pid=3656 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 50.321176][ T29] audit: type=1400 audit(1790971706.950:184): avc: denied { write } for pid=3667 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 50.363541][ T3642] ================================================================== [ 50.363574][ T3642] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_status_exit [ 50.363609][ T3642] [ 50.363614][ T3642] read to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 0: [ 50.363630][ T3642] acpi_ut_exit+0xaf/0xf0 [ 50.363658][ T3642] acpi_ex_enter_interpreter+0xbb/0xd0 [ 50.363681][ T3642] acpi_evaluate_object+0x661/0x800 [ 50.363705][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 50.363727][ T3642] status_show+0x5d/0xc0 [ 50.363759][ T3642] dev_attr_show+0x3f/0xa0 [ 50.363788][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 50.363818][ T3642] kernfs_seq_show+0x82/0xa0 [ 50.363844][ T3642] seq_read_iter+0x2d9/0x8f0 [ 50.363871][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 50.363893][ T3642] vfs_read+0x699/0x7c0 [ 50.363920][ T3642] ksys_read+0xdc/0x1a0 [ 50.363948][ T3642] __x64_sys_read+0x40/0x50 [ 50.363973][ T3642] x64_sys_call+0x2135/0x2550 [ 50.363995][ T3642] do_syscall_64+0x112/0x360 [ 50.364013][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.364033][ T3642] [ 50.364039][ T3642] write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 1: [ 50.364056][ T3642] acpi_ut_status_exit+0xfe/0x120 [ 50.364089][ T3642] acpi_ut_get_simple_object_size+0x2a5/0x2f0 [ 50.364113][ T3642] acpi_ut_get_object_size+0x144/0x1d0 [ 50.364141][ T3642] acpi_evaluate_object+0x62c/0x800 [ 50.364161][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 50.364182][ T3642] status_show+0x5d/0xc0 [ 50.364207][ T3642] dev_attr_show+0x3f/0xa0 [ 50.364231][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 50.364256][ T3642] kernfs_seq_show+0x82/0xa0 [ 50.364281][ T3642] seq_read_iter+0x2d9/0x8f0 [ 50.364310][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 50.364330][ T3642] vfs_read+0x699/0x7c0 [ 50.364357][ T3642] ksys_read+0xdc/0x1a0 [ 50.364384][ T3642] __x64_sys_read+0x40/0x50 [ 50.364407][ T3642] x64_sys_call+0x2135/0x2550 [ 50.364428][ T3642] do_syscall_64+0x112/0x360 [ 50.364447][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.364465][ T3642] [ 50.364468][ T3642] value changed: 0x0000000f -> 0x0000000d [ 50.364477][ T3642] [ 50.364480][ T3642] Reported by Kernel Concurrency Sanitizer on: [ 50.364490][ T3642] CPU: 1 UID: 0 PID: 3642 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 50.364515][ T3642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 50.364525][ T3642] ================================================================== [ 50.666366][ T29] audit: type=1400 audit(1790971707.290:185): avc: denied { write } for pid=3670 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 50.707025][ T29] audit: type=1400 audit(1790971707.330:186): avc: denied { write } for pid=3681 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 50.750639][ T3646] ================================================================== [ 50.750667][ T3646] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace_str [ 50.750688][ T3646] [ 50.750692][ T3646] read-write to 0xffffffff896268c8 of 4 bytes by task 3645 on cpu 1: [ 50.750701][ T3646] acpi_ut_trace+0x44/0x180 [ 50.750716][ T3646] acpi_evaluate_object+0x60/0x800 [ 50.750731][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 50.750742][ T3646] status_show+0x5d/0xc0 [ 50.750756][ T3646] dev_attr_show+0x3f/0xa0 [ 50.750772][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 50.750788][ T3646] kernfs_seq_show+0x82/0xa0 [ 50.750803][ T3646] seq_read_iter+0x2d9/0x8f0 [ 50.750823][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 50.750836][ T3646] vfs_read+0x699/0x7c0 [ 50.750850][ T3646] ksys_read+0xdc/0x1a0 [ 50.750864][ T3646] __x64_sys_read+0x40/0x50 [ 50.750878][ T3646] x64_sys_call+0x2135/0x2550 [ 50.750892][ T3646] do_syscall_64+0x112/0x360 [ 50.750903][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.750915][ T3646] [ 50.750918][ T3646] read-write to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 0: [ 50.750927][ T3646] acpi_ut_trace_str+0x49/0x180 [ 50.750949][ T3646] acpi_ut_create_integer_object+0x56/0x130 [ 50.750976][ T3646] acpi_ps_execute_method+0x3f5/0x660 [ 50.750996][ T3646] acpi_ns_evaluate+0x8ae/0xac0 [ 50.751012][ T3646] acpi_evaluate_object+0x41b/0x800 [ 50.751024][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 50.751034][ T3646] status_show+0x5d/0xc0 [ 50.751048][ T3646] dev_attr_show+0x3f/0xa0 [ 50.751062][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 50.751077][ T3646] kernfs_seq_show+0x82/0xa0 [ 50.751096][ T3646] seq_read_iter+0x2d9/0x8f0 [ 50.751112][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 50.751131][ T3646] vfs_read+0x699/0x7c0 [ 50.751145][ T3646] ksys_read+0xdc/0x1a0 [ 50.751159][ T3646] __x64_sys_read+0x40/0x50 [ 50.751173][ T3646] x64_sys_call+0x2135/0x2550 [ 50.751186][ T3646] do_syscall_64+0x112/0x360 [ 50.751197][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.751208][ T3646] [ 50.751210][ T3646] value changed: 0x0000000f -> 0x00000012 [ 50.751216][ T3646] [ 50.751218][ T3646] Reported by Kernel Concurrency Sanitizer on: [ 50.751229][ T3646] CPU: 0 UID: 0 PID: 3646 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 50.751243][ T3646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 50.751250][ T3646] ================================================================== [ 51.043618][ T29] audit: type=1400 audit(1790971707.670:187): avc: denied { write } for pid=3684 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 51.084593][ T29] audit: type=1400 audit(1790971707.710:188): avc: denied { write } for pid=3695 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 51.153292][ T3646] ================================================================== [ 51.153327][ T3646] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_value_exit [ 51.153367][ T3646] [ 51.153373][ T3646] write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 1: [ 51.153390][ T3646] acpi_ut_exit+0xd5/0xf0 [ 51.153413][ T3646] acpi_ex_enter_interpreter+0xbb/0xd0 [ 51.153435][ T3646] acpi_ns_evaluate+0x8a6/0xac0 [ 51.153466][ T3646] acpi_evaluate_object+0x41b/0x800 [ 51.153489][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 51.153506][ T3646] status_show+0x5d/0xc0 [ 51.153529][ T3646] dev_attr_show+0x3f/0xa0 [ 51.153554][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 51.153584][ T3646] kernfs_seq_show+0x82/0xa0 [ 51.153609][ T3646] seq_read_iter+0x2d9/0x8f0 [ 51.153637][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 51.153662][ T3646] vfs_read+0x699/0x7c0 [ 51.153688][ T3646] ksys_read+0xdc/0x1a0 [ 51.153725][ T3646] __x64_sys_read+0x40/0x50 [ 51.153753][ T3646] x64_sys_call+0x2135/0x2550 [ 51.153779][ T3646] do_syscall_64+0x112/0x360 [ 51.153798][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.153816][ T3646] [ 51.153821][ T3646] read to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 0: [ 51.153835][ T3646] acpi_ut_value_exit+0xbf/0x110 [ 51.153859][ T3646] acpi_ns_build_normalized_path+0x409/0x420 [ 51.153893][ T3646] acpi_ns_get_normalized_pathname+0x44/0x1b0 [ 51.153925][ T3646] acpi_ns_evaluate+0x24e/0xac0 [ 51.153950][ T3646] acpi_evaluate_object+0x41b/0x800 [ 51.153970][ T3646] acpi_evaluate_integer+0x7c/0x120 [ 51.153990][ T3646] status_show+0x5d/0xc0 [ 51.154017][ T3646] dev_attr_show+0x3f/0xa0 [ 51.154043][ T3646] sysfs_kf_seq_show+0x1a3/0x280 [ 51.154073][ T3646] kernfs_seq_show+0x82/0xa0 [ 51.154099][ T3646] seq_read_iter+0x2d9/0x8f0 [ 51.154124][ T3646] kernfs_fop_read_iter+0xbe/0x320 [ 51.154148][ T3646] vfs_read+0x699/0x7c0 [ 51.154172][ T3646] ksys_read+0xdc/0x1a0 [ 51.154194][ T3646] __x64_sys_read+0x40/0x50 [ 51.154221][ T3646] x64_sys_call+0x2135/0x2550 [ 51.154242][ T3646] do_syscall_64+0x112/0x360 [ 51.154259][ T3646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.154278][ T3646] [ 51.154283][ T3646] value changed: 0x0000001e -> 0x00000020 [ 51.154294][ T3646] [ 51.154298][ T3646] Reported by Kernel Concurrency Sanitizer on: [ 51.154309][ T3646] CPU: 0 UID: 0 PID: 3646 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 51.154334][ T3646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 51.154346][ T3646] ================================================================== [ 51.464592][ T29] audit: type=1400 audit(1790971708.090:189): avc: denied { write } for pid=3698 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 51.504703][ T29] audit: type=1400 audit(1790971708.130:190): avc: denied { write } for pid=3709 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 51.602631][ T29] audit: type=1400 audit(1790971708.230:191): avc: denied { write } for pid=3712 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 51.643873][ T29] audit: type=1400 audit(1790971708.270:192): avc: denied { write } for pid=3723 comm="rm" name="hook-state" dev="tmpfs" ino=486 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 51.921674][ T3648] ================================================================== [ 51.921696][ T3648] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace_ptr [ 51.921717][ T3648] [ 51.921721][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 0: [ 51.921730][ T3648] acpi_ut_trace+0x44/0x180 [ 51.921745][ T3648] acpi_evaluate_object+0x60/0x800 [ 51.921757][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 51.921768][ T3648] status_show+0x5d/0xc0 [ 51.921782][ T3648] dev_attr_show+0x3f/0xa0 [ 51.921798][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 51.921814][ T3648] kernfs_seq_show+0x82/0xa0 [ 51.921827][ T3648] seq_read_iter+0x2d9/0x8f0 [ 51.921842][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 51.921855][ T3648] vfs_read+0x699/0x7c0 [ 51.921869][ T3648] ksys_read+0xdc/0x1a0 [ 51.921883][ T3648] __x64_sys_read+0x40/0x50 [ 51.921898][ T3648] x64_sys_call+0x2135/0x2550 [ 51.921911][ T3648] do_syscall_64+0x112/0x360 [ 51.921922][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.921934][ T3648] [ 51.921937][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 1: [ 51.921945][ T3648] acpi_ut_trace_ptr+0x49/0x180 [ 51.921960][ T3648] acpi_ns_build_normalized_path+0x43/0x420 [ 51.921978][ T3648] acpi_ns_get_normalized_pathname+0x44/0x1b0 [ 51.921995][ T3648] acpi_ex_start_trace_method+0x2c/0x270 [ 51.922006][ T3648] acpi_ds_begin_method_execution+0x50/0x6a0 [ 51.922019][ T3648] acpi_ds_call_control_method+0x264/0x620 [ 51.922030][ T3648] acpi_ps_parse_aml+0x4c3/0xa10 [ 51.922044][ T3648] acpi_ps_execute_method+0x4af/0x660 [ 51.922059][ T3648] acpi_ns_evaluate+0x8ae/0xac0 [ 51.922074][ T3648] acpi_evaluate_object+0x41b/0x800 [ 51.922089][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 51.922099][ T3648] status_show+0x5d/0xc0 [ 51.922113][ T3648] dev_attr_show+0x3f/0xa0 [ 51.922128][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 51.922142][ T3648] kernfs_seq_show+0x82/0xa0 [ 51.922155][ T3648] seq_read_iter+0x2d9/0x8f0 [ 51.922170][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 51.922182][ T3648] vfs_read+0x699/0x7c0 [ 51.922196][ T3648] ksys_read+0xdc/0x1a0 [ 51.922210][ T3648] __x64_sys_read+0x40/0x50 [ 51.922224][ T3648] x64_sys_call+0x2135/0x2550 [ 51.922237][ T3648] do_syscall_64+0x112/0x360 [ 51.922248][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.922259][ T3648] [ 51.922261][ T3648] value changed: 0x0000001e -> 0x00000021 [ 51.922267][ T3648] [ 51.922269][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 51.922276][ T3648] CPU: 1 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 51.922290][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 51.922297][ T3648] ================================================================== [ 51.924352][ T3641] ================================================================== [ 51.924371][ T3641] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace [ 51.924392][ T3641] [ 51.924395][ T3641] read-write to 0xffffffff896268c8 of 4 bytes by task 3644 on cpu 0: [ 51.924404][ T3641] acpi_ut_trace+0x44/0x180 [ 51.924418][ T3641] acpi_evaluate_object+0x60/0x800 [ 51.924431][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 51.924442][ T3641] status_show+0x5d/0xc0 [ 51.924455][ T3641] dev_attr_show+0x3f/0xa0 [ 51.924471][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 51.924486][ T3641] kernfs_seq_show+0x82/0xa0 [ 51.924499][ T3641] seq_read_iter+0x2d9/0x8f0 [ 51.924514][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 51.924527][ T3641] vfs_read+0x699/0x7c0 [ 51.924541][ T3641] ksys_read+0xdc/0x1a0 [ 51.924555][ T3641] __x64_sys_read+0x40/0x50 [ 51.924569][ T3641] x64_sys_call+0x2135/0x2550 [ 51.924588][ T3641] do_syscall_64+0x112/0x360 [ 51.924599][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.924611][ T3641] [ 51.924614][ T3641] read-write to 0xffffffff896268c8 of 4 bytes by task 3641 on cpu 1: [ 51.924622][ T3641] acpi_ut_trace+0x44/0x180 [ 51.924636][ T3641] acpi_ns_search_and_enter+0x15c/0x860 [ 51.924648][ T3641] acpi_ns_lookup+0xbd8/0x1070 [ 51.924662][ T3641] acpi_ps_get_next_namepath+0xc1/0x620 [ 51.924676][ T3641] acpi_ps_parse_loop+0x605/0x1520 [ 51.924689][ T3641] acpi_ps_parse_aml+0x2b0/0xa10 [ 51.924703][ T3641] acpi_ps_execute_method+0x4af/0x660 [ 51.924718][ T3641] acpi_ns_evaluate+0x8ae/0xac0 [ 51.924733][ T3641] acpi_evaluate_object+0x41b/0x800 [ 51.924745][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 51.924755][ T3641] status_show+0x5d/0xc0 [ 51.924769][ T3641] dev_attr_show+0x3f/0xa0 [ 51.924784][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 51.924807][ T3641] kernfs_seq_show+0x82/0xa0 [ 51.924831][ T3641] seq_read_iter+0x2d9/0x8f0 [ 51.924846][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 51.924859][ T3641] vfs_read+0x699/0x7c0 [ 51.924872][ T3641] ksys_read+0xdc/0x1a0 [ 51.924886][ T3641] __x64_sys_read+0x40/0x50 [ 51.924900][ T3641] x64_sys_call+0x2135/0x2550 [ 51.924913][ T3641] do_syscall_64+0x112/0x360 [ 51.924923][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.924934][ T3641] [ 51.924937][ T3641] value changed: 0x00000019 -> 0x0000001c [ 51.924943][ T3641] [ 51.924945][ T3641] Reported by Kernel Concurrency Sanitizer on: [ 51.924951][ T3641] CPU: 1 UID: 0 PID: 3641 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 51.924964][ T3641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 51.924971][ T3641] ================================================================== [ 52.554518][ T3647] ================================================================== [ 52.554546][ T3647] BUG: KCSAN: data-race in acpi_ut_status_exit / acpi_ut_trace [ 52.554604][ T3647] [ 52.554610][ T3647] read-write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 1: [ 52.554622][ T3647] acpi_ut_trace+0x44/0x180 [ 52.554637][ T3647] acpi_evaluate_object+0x60/0x800 [ 52.554650][ T3647] acpi_evaluate_integer+0x7c/0x120 [ 52.554661][ T3647] status_show+0x5d/0xc0 [ 52.554675][ T3647] dev_attr_show+0x3f/0xa0 [ 52.554690][ T3647] sysfs_kf_seq_show+0x1a3/0x280 [ 52.554707][ T3647] kernfs_seq_show+0x82/0xa0 [ 52.554720][ T3647] seq_read_iter+0x2d9/0x8f0 [ 52.554735][ T3647] kernfs_fop_read_iter+0xbe/0x320 [ 52.554748][ T3647] vfs_read+0x699/0x7c0 [ 52.554762][ T3647] ksys_read+0xdc/0x1a0 [ 52.554776][ T3647] __x64_sys_read+0x40/0x50 [ 52.554790][ T3647] x64_sys_call+0x2135/0x2550 [ 52.554804][ T3647] do_syscall_64+0x112/0x360 [ 52.554815][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 52.554826][ T3647] [ 52.554829][ T3647] read to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 0: [ 52.554838][ T3647] acpi_ut_status_exit+0xd8/0x120 [ 52.554853][ T3647] acpi_ns_handle_to_pathname+0xe6/0x1d0 [ 52.554870][ T3647] acpi_get_name+0xb8/0xf0 [ 52.554882][ T3647] path_show+0x5d/0xe0 [ 52.554895][ T3647] dev_attr_show+0x3f/0xa0 [ 52.554910][ T3647] sysfs_kf_seq_show+0x1a3/0x280 [ 52.554924][ T3647] kernfs_seq_show+0x82/0xa0 [ 52.554937][ T3647] seq_read_iter+0x2d9/0x8f0 [ 52.554951][ T3647] kernfs_fop_read_iter+0xbe/0x320 [ 52.554964][ T3647] vfs_read+0x699/0x7c0 [ 52.554978][ T3647] ksys_read+0xdc/0x1a0 [ 52.554991][ T3647] __x64_sys_read+0x40/0x50 [ 52.555006][ T3647] x64_sys_call+0x2135/0x2550 [ 52.555019][ T3647] do_syscall_64+0x112/0x360 [ 52.555029][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 52.555040][ T3647] [ 52.555042][ T3647] value changed: 0x00000006 -> 0x00000009 [ 52.555048][ T3647] [ 52.555050][ T3647] Reported by Kernel Concurrency Sanitizer on: [ 52.555056][ T3647] CPU: 0 UID: 0 PID: 3647 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 52.555070][ T3647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 52.555077][ T3647] ================================================================== [ 52.792082][ T3648] ================================================================== [ 52.792103][ T3648] BUG: KCSAN: data-race in acpi_ut_ptr_exit / acpi_ut_trace [ 52.792124][ T3648] [ 52.792128][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 0: [ 52.792137][ T3648] acpi_ut_trace+0x44/0x180 [ 52.792152][ T3648] acpi_evaluate_object+0x60/0x800 [ 52.792167][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 52.792178][ T3648] status_show+0x5d/0xc0 [ 52.792192][ T3648] dev_attr_show+0x3f/0xa0 [ 52.792208][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 52.792224][ T3648] kernfs_seq_show+0x82/0xa0 [ 52.792237][ T3648] seq_read_iter+0x2d9/0x8f0 [ 52.792252][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 52.792265][ T3648] vfs_read+0x699/0x7c0 [ 52.792279][ T3648] ksys_read+0xdc/0x1a0 [ 52.792293][ T3648] __x64_sys_read+0x40/0x50 [ 52.792307][ T3648] x64_sys_call+0x2135/0x2550 [ 52.792321][ T3648] do_syscall_64+0x112/0x360 [ 52.792332][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 52.792344][ T3648] [ 52.792347][ T3648] write to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 1: [ 52.792356][ T3648] acpi_ut_ptr_exit+0xdd/0x100 [ 52.792370][ T3648] acpi_ut_create_integer_object+0xb0/0x130 [ 52.792383][ T3648] acpi_ps_execute_method+0x3f5/0x660 [ 52.792398][ T3648] acpi_ns_evaluate+0x8ae/0xac0 [ 52.792413][ T3648] acpi_evaluate_object+0x41b/0x800 [ 52.792425][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 52.792435][ T3648] status_show+0x5d/0xc0 [ 52.792449][ T3648] dev_attr_show+0x3f/0xa0 [ 52.792464][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 52.792478][ T3648] kernfs_seq_show+0x82/0xa0 [ 52.792494][ T3648] seq_read_iter+0x2d9/0x8f0 [ 52.792508][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 52.792521][ T3648] vfs_read+0x699/0x7c0 [ 52.792534][ T3648] ksys_read+0xdc/0x1a0 [ 52.792548][ T3648] __x64_sys_read+0x40/0x50 [ 52.792563][ T3648] x64_sys_call+0x2135/0x2550 [ 52.792576][ T3648] do_syscall_64+0x112/0x360 [ 52.792586][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 52.792597][ T3648] [ 52.792599][ T3648] value changed: 0x0000000e -> 0x00000011 [ 52.792605][ T3648] [ 52.792607][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 52.792614][ T3648] CPU: 1 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 52.792627][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 52.792634][ T3648] ================================================================== [ 53.121179][ T3642] ================================================================== [ 53.121201][ T3642] BUG: KCSAN: data-race in acpi_ut_trace_ptr / acpi_ut_value_exit [ 53.121224][ T3642] [ 53.121227][ T3642] read to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 0: [ 53.121236][ T3642] acpi_ut_value_exit+0xbf/0x110 [ 53.121251][ T3642] acpi_ns_build_normalized_path+0x409/0x420 [ 53.121270][ T3642] acpi_ns_get_normalized_pathname+0x44/0x1b0 [ 53.121287][ T3642] acpi_ns_evaluate+0x24e/0xac0 [ 53.121302][ T3642] acpi_evaluate_object+0x41b/0x800 [ 53.121314][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 53.121325][ T3642] status_show+0x5d/0xc0 [ 53.121339][ T3642] dev_attr_show+0x3f/0xa0 [ 53.121354][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 53.121370][ T3642] kernfs_seq_show+0x82/0xa0 [ 53.121383][ T3642] seq_read_iter+0x2d9/0x8f0 [ 53.121398][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 53.121411][ T3642] vfs_read+0x699/0x7c0 [ 53.121425][ T3642] ksys_read+0xdc/0x1a0 [ 53.121439][ T3642] __x64_sys_read+0x40/0x50 [ 53.121453][ T3642] x64_sys_call+0x2135/0x2550 [ 53.121467][ T3642] do_syscall_64+0x112/0x360 [ 53.121481][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.121492][ T3642] [ 53.121495][ T3642] read-write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 1: [ 53.121504][ T3642] acpi_ut_trace_ptr+0x49/0x180 [ 53.121519][ T3642] acpi_ns_build_normalized_path+0x43/0x420 [ 53.121536][ T3642] acpi_ns_get_normalized_pathname+0x9c/0x1b0 [ 53.121559][ T3642] acpi_ex_start_trace_method+0x2c/0x270 [ 53.121570][ T3642] acpi_ds_begin_method_execution+0x50/0x6a0 [ 53.121582][ T3642] acpi_ps_execute_method+0x70/0x660 [ 53.121598][ T3642] acpi_ns_evaluate+0x8ae/0xac0 [ 53.121613][ T3642] acpi_evaluate_object+0x41b/0x800 [ 53.121625][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 53.121635][ T3642] status_show+0x5d/0xc0 [ 53.121649][ T3642] dev_attr_show+0x3f/0xa0 [ 53.121664][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 53.121679][ T3642] kernfs_seq_show+0x82/0xa0 [ 53.121691][ T3642] seq_read_iter+0x2d9/0x8f0 [ 53.121706][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 53.121719][ T3642] vfs_read+0x699/0x7c0 [ 53.121732][ T3642] ksys_read+0xdc/0x1a0 [ 53.121746][ T3642] __x64_sys_read+0x40/0x50 [ 53.121761][ T3642] x64_sys_call+0x2135/0x2550 [ 53.121774][ T3642] do_syscall_64+0x112/0x360 [ 53.121784][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.121795][ T3642] [ 53.121797][ T3642] value changed: 0x0000000f -> 0x0000000e [ 53.121803][ T3642] [ 53.121805][ T3642] Reported by Kernel Concurrency Sanitizer on: [ 53.121812][ T3642] CPU: 1 UID: 0 PID: 3642 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 53.121826][ T3642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 53.121833][ T3642] ================================================================== [ 53.125555][ T3648] ================================================================== [ 53.125585][ T3648] BUG: KCSAN: data-race in acpi_ut_acquire_mutex / acpi_ut_acquire_mutex [ 53.125613][ T3648] [ 53.125619][ T3648] write to 0xffffffff89626ac8 of 8 bytes by task 3645 on cpu 0: [ 53.125636][ T3648] acpi_ut_acquire_mutex+0x378/0x4a0 [ 53.125659][ T3648] acpi_ex_enter_interpreter+0x6b/0xd0 [ 53.125682][ T3648] acpi_ns_evaluate+0x8a6/0xac0 [ 53.125713][ T3648] acpi_evaluate_object+0x41b/0x800 [ 53.125734][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 53.125751][ T3648] status_show+0x5d/0xc0 [ 53.125778][ T3648] dev_attr_show+0x3f/0xa0 [ 53.125808][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 53.125834][ T3648] kernfs_seq_show+0x82/0xa0 [ 53.125859][ T3648] seq_read_iter+0x2d9/0x8f0 [ 53.125889][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 53.125913][ T3648] vfs_read+0x699/0x7c0 [ 53.125935][ T3648] ksys_read+0xdc/0x1a0 [ 53.125961][ T3648] __x64_sys_read+0x40/0x50 [ 53.125990][ T3648] x64_sys_call+0x2135/0x2550 [ 53.126016][ T3648] do_syscall_64+0x112/0x360 [ 53.126034][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.126054][ T3648] [ 53.126060][ T3648] read to 0xffffffff89626ac8 of 8 bytes by task 3648 on cpu 1: [ 53.126073][ T3648] acpi_ut_acquire_mutex+0x167/0x4a0 [ 53.126091][ T3648] acpi_ex_enter_interpreter+0x2e/0xd0 [ 53.126112][ T3648] acpi_ns_evaluate+0x8a6/0xac0 [ 53.126137][ T3648] acpi_evaluate_object+0x41b/0x800 [ 53.126157][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 53.126173][ T3648] status_show+0x5d/0xc0 [ 53.126196][ T3648] dev_attr_show+0x3f/0xa0 [ 53.126221][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 53.126245][ T3648] kernfs_seq_show+0x82/0xa0 [ 53.126266][ T3648] seq_read_iter+0x2d9/0x8f0 [ 53.126293][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 53.126318][ T3648] vfs_read+0x699/0x7c0 [ 53.126346][ T3648] ksys_read+0xdc/0x1a0 [ 53.126373][ T3648] __x64_sys_read+0x40/0x50 [ 53.126401][ T3648] x64_sys_call+0x2135/0x2550 [ 53.126427][ T3648] do_syscall_64+0x112/0x360 [ 53.126449][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.126474][ T3648] [ 53.126477][ T3648] value changed: 0x0000000000000000 -> 0xffff8881003da280 [ 53.126489][ T3648] [ 53.126492][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 53.126503][ T3648] CPU: 1 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 53.126525][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 53.126536][ T3648] ================================================================== [ 53.828161][ T3647] ================================================================== [ 53.828198][ T3647] BUG: KCSAN: data-race in acpi_ut_exit / acpi_ut_status_exit [ 53.828240][ T3647] [ 53.828245][ T3647] read to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 0: [ 53.828259][ T3647] acpi_ut_exit+0xaf/0xf0 [ 53.828287][ T3647] acpi_ex_enter_interpreter+0xbb/0xd0 [ 53.828309][ T3647] acpi_ns_evaluate+0x8a6/0xac0 [ 53.828341][ T3647] acpi_evaluate_object+0x41b/0x800 [ 53.828364][ T3647] acpi_evaluate_integer+0x7c/0x120 [ 53.828381][ T3647] status_show+0x5d/0xc0 [ 53.828408][ T3647] dev_attr_show+0x3f/0xa0 [ 53.828438][ T3647] sysfs_kf_seq_show+0x1a3/0x280 [ 53.828459][ T3647] kernfs_seq_show+0x82/0xa0 [ 53.828472][ T3647] seq_read_iter+0x2d9/0x8f0 [ 53.828494][ T3647] kernfs_fop_read_iter+0xbe/0x320 [ 53.828507][ T3647] vfs_read+0x699/0x7c0 [ 53.828521][ T3647] ksys_read+0xdc/0x1a0 [ 53.828535][ T3647] __x64_sys_read+0x40/0x50 [ 53.828550][ T3647] x64_sys_call+0x2135/0x2550 [ 53.828563][ T3647] do_syscall_64+0x112/0x360 [ 53.828575][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.828586][ T3647] [ 53.828589][ T3647] write to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 1: [ 53.828598][ T3647] acpi_ut_status_exit+0xfe/0x120 [ 53.828613][ T3647] acpi_ut_copy_iobject_to_eobject+0x1db/0x210 [ 53.828628][ T3647] acpi_evaluate_object+0x76c/0x800 [ 53.828640][ T3647] acpi_evaluate_integer+0x7c/0x120 [ 53.828650][ T3647] status_show+0x5d/0xc0 [ 53.828664][ T3647] dev_attr_show+0x3f/0xa0 [ 53.828679][ T3647] sysfs_kf_seq_show+0x1a3/0x280 [ 53.828693][ T3647] kernfs_seq_show+0x82/0xa0 [ 53.828726][ T3647] seq_read_iter+0x2d9/0x8f0 [ 53.828741][ T3647] kernfs_fop_read_iter+0xbe/0x320 [ 53.828754][ T3647] vfs_read+0x699/0x7c0 [ 53.828767][ T3647] ksys_read+0xdc/0x1a0 [ 53.828781][ T3647] __x64_sys_read+0x40/0x50 [ 53.828796][ T3647] x64_sys_call+0x2135/0x2550 [ 53.828809][ T3647] do_syscall_64+0x112/0x360 [ 53.828819][ T3647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.828830][ T3647] [ 53.828832][ T3647] value changed: 0x00000002 -> 0x00000003 [ 53.828838][ T3647] [ 53.828840][ T3647] Reported by Kernel Concurrency Sanitizer on: [ 53.828847][ T3647] CPU: 1 UID: 0 PID: 3647 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 53.828861][ T3647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 53.828867][ T3647] ================================================================== [ 54.114455][ T3648] ================================================================== [ 54.114476][ T3648] BUG: KCSAN: data-race in acpi_ut_trace_ptr / acpi_ut_track_stack_ptr [ 54.114499][ T3648] [ 54.114502][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3644 on cpu 0: [ 54.114512][ T3648] acpi_ut_trace_ptr+0x49/0x180 [ 54.114527][ T3648] acpi_ns_get_normalized_pathname+0x36/0x1b0 [ 54.114545][ T3648] acpi_ns_evaluate+0x24e/0xac0 [ 54.114561][ T3648] acpi_evaluate_object+0x41b/0x800 [ 54.114573][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 54.114584][ T3648] status_show+0x5d/0xc0 [ 54.114598][ T3648] dev_attr_show+0x3f/0xa0 [ 54.114614][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 54.114629][ T3648] kernfs_seq_show+0x82/0xa0 [ 54.114642][ T3648] seq_read_iter+0x2d9/0x8f0 [ 54.114658][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 54.114670][ T3648] vfs_read+0x699/0x7c0 [ 54.114684][ T3648] ksys_read+0xdc/0x1a0 [ 54.114698][ T3648] __x64_sys_read+0x40/0x50 [ 54.114712][ T3648] x64_sys_call+0x2135/0x2550 [ 54.114726][ T3648] do_syscall_64+0x112/0x360 [ 54.114737][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.114749][ T3648] [ 54.114752][ T3648] read to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 1: [ 54.114761][ T3648] acpi_ut_track_stack_ptr+0x5f/0xd0 [ 54.114775][ T3648] acpi_ps_init_op+0x17/0xa0 [ 54.114792][ T3648] acpi_ps_alloc_op+0xdb/0x170 [ 54.114806][ T3648] acpi_ps_create_op+0x289/0x6b0 [ 54.114819][ T3648] acpi_ps_parse_loop+0x4e1/0x1520 [ 54.114832][ T3648] acpi_ps_parse_aml+0x2b0/0xa10 [ 54.114846][ T3648] acpi_ps_execute_method+0x4af/0x660 [ 54.114861][ T3648] acpi_ns_evaluate+0x8ae/0xac0 [ 54.114877][ T3648] acpi_evaluate_object+0x41b/0x800 [ 54.114889][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 54.114899][ T3648] status_show+0x5d/0xc0 [ 54.114914][ T3648] dev_attr_show+0x3f/0xa0 [ 54.114930][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 54.114945][ T3648] kernfs_seq_show+0x82/0xa0 [ 54.114958][ T3648] seq_read_iter+0x2d9/0x8f0 [ 54.114972][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 54.114985][ T3648] vfs_read+0x699/0x7c0 [ 54.114999][ T3648] ksys_read+0xdc/0x1a0 [ 54.115012][ T3648] __x64_sys_read+0x40/0x50 [ 54.115027][ T3648] x64_sys_call+0x2135/0x2550 [ 54.115040][ T3648] do_syscall_64+0x112/0x360 [ 54.115050][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.115061][ T3648] [ 54.115063][ T3648] value changed: 0x00000013 -> 0x00000014 [ 54.115070][ T3648] [ 54.115072][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 54.115079][ T3648] CPU: 1 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 54.115093][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 54.115100][ T3648] ================================================================== [ 54.413559][ T3648] ================================================================== [ 54.413594][ T3648] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_value_exit [ 54.413630][ T3648] [ 54.413635][ T3648] read-write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 1: [ 54.413651][ T3648] acpi_ut_trace+0x44/0x180 [ 54.413680][ T3648] acpi_evaluate_object+0x60/0x800 [ 54.413704][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 54.413725][ T3648] status_show+0x5d/0xc0 [ 54.413750][ T3648] dev_attr_show+0x3f/0xa0 [ 54.413774][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 54.413799][ T3648] kernfs_seq_show+0x82/0xa0 [ 54.413824][ T3648] seq_read_iter+0x2d9/0x8f0 [ 54.413849][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 54.413872][ T3648] vfs_read+0x699/0x7c0 [ 54.413896][ T3648] ksys_read+0xdc/0x1a0 [ 54.413918][ T3648] __x64_sys_read+0x40/0x50 [ 54.413942][ T3648] x64_sys_call+0x2135/0x2550 [ 54.413965][ T3648] do_syscall_64+0x112/0x360 [ 54.413986][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.414008][ T3648] [ 54.414014][ T3648] read to 0xffffffff896268c8 of 4 bytes by task 3648 on cpu 0: [ 54.414031][ T3648] acpi_ut_value_exit+0xbf/0x110 [ 54.414060][ T3648] acpi_ns_get_type+0x9d/0xb0 [ 54.414079][ T3648] acpi_ns_evaluate+0x5f/0xac0 [ 54.414104][ T3648] acpi_evaluate_object+0x41b/0x800 [ 54.414124][ T3648] acpi_evaluate_integer+0x7c/0x120 [ 54.414141][ T3648] status_show+0x5d/0xc0 [ 54.414164][ T3648] dev_attr_show+0x3f/0xa0 [ 54.414193][ T3648] sysfs_kf_seq_show+0x1a3/0x280 [ 54.414221][ T3648] kernfs_seq_show+0x82/0xa0 [ 54.414247][ T3648] seq_read_iter+0x2d9/0x8f0 [ 54.414274][ T3648] kernfs_fop_read_iter+0xbe/0x320 [ 54.414294][ T3648] vfs_read+0x699/0x7c0 [ 54.414319][ T3648] ksys_read+0xdc/0x1a0 [ 54.414346][ T3648] __x64_sys_read+0x40/0x50 [ 54.414375][ T3648] x64_sys_call+0x2135/0x2550 [ 54.414401][ T3648] do_syscall_64+0x112/0x360 [ 54.414421][ T3648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.414441][ T3648] [ 54.414446][ T3648] value changed: 0x00000008 -> 0x0000000b [ 54.414462][ T3648] [ 54.414466][ T3648] Reported by Kernel Concurrency Sanitizer on: [ 54.414477][ T3648] CPU: 0 UID: 0 PID: 3648 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 54.414504][ T3648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 54.414517][ T3648] ================================================================== [ 54.864912][ T3645] ================================================================== [ 54.864934][ T3645] BUG: KCSAN: data-race in acpi_ut_status_exit / acpi_ut_trace [ 54.864955][ T3645] [ 54.864959][ T3645] read-write to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 0: [ 54.864969][ T3645] acpi_ut_trace+0x44/0x180 [ 54.864983][ T3645] acpi_evaluate_object+0x60/0x800 [ 54.864996][ T3645] acpi_evaluate_integer+0x7c/0x120 [ 54.865007][ T3645] status_show+0x5d/0xc0 [ 54.865021][ T3645] dev_attr_show+0x3f/0xa0 [ 54.865036][ T3645] sysfs_kf_seq_show+0x1a3/0x280 [ 54.865052][ T3645] kernfs_seq_show+0x82/0xa0 [ 54.865065][ T3645] seq_read_iter+0x2d9/0x8f0 [ 54.865081][ T3645] kernfs_fop_read_iter+0xbe/0x320 [ 54.865093][ T3645] vfs_read+0x699/0x7c0 [ 54.865107][ T3645] ksys_read+0xdc/0x1a0 [ 54.865121][ T3645] __x64_sys_read+0x40/0x50 [ 54.865136][ T3645] x64_sys_call+0x2135/0x2550 [ 54.865150][ T3645] do_syscall_64+0x112/0x360 [ 54.865161][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.865172][ T3645] [ 54.865175][ T3645] write to 0xffffffff896268c8 of 4 bytes by task 3645 on cpu 1: [ 54.865184][ T3645] acpi_ut_status_exit+0xfe/0x120 [ 54.865199][ T3645] acpi_ns_search_and_enter+0x456/0x860 [ 54.865210][ T3645] acpi_ns_lookup+0xbd8/0x1070 [ 54.865224][ T3645] acpi_ds_create_operand+0x5bd/0x7c0 [ 54.865237][ T3645] acpi_ds_evaluate_name_path+0xd8/0x2d0 [ 54.865250][ T3645] acpi_ds_exec_end_op+0x195/0xff0 [ 54.865262][ T3645] acpi_ps_parse_loop+0xb22/0x1520 [ 54.865276][ T3645] acpi_ps_parse_aml+0x2b0/0xa10 [ 54.865289][ T3645] acpi_ps_execute_method+0x4af/0x660 [ 54.865304][ T3645] acpi_ns_evaluate+0x8ae/0xac0 [ 54.865319][ T3645] acpi_evaluate_object+0x41b/0x800 [ 54.865332][ T3645] acpi_evaluate_integer+0x7c/0x120 [ 54.865347][ T3645] status_show+0x5d/0xc0 [ 54.865361][ T3645] dev_attr_show+0x3f/0xa0 [ 54.865376][ T3645] sysfs_kf_seq_show+0x1a3/0x280 [ 54.865391][ T3645] kernfs_seq_show+0x82/0xa0 [ 54.865403][ T3645] seq_read_iter+0x2d9/0x8f0 [ 54.865418][ T3645] kernfs_fop_read_iter+0xbe/0x320 [ 54.865431][ T3645] vfs_read+0x699/0x7c0 [ 54.865444][ T3645] ksys_read+0xdc/0x1a0 [ 54.865458][ T3645] __x64_sys_read+0x40/0x50 [ 54.865473][ T3645] x64_sys_call+0x2135/0x2550 [ 54.865486][ T3645] do_syscall_64+0x112/0x360 [ 54.865496][ T3645] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.865507][ T3645] [ 54.865509][ T3645] value changed: 0x0000001e -> 0x00000021 [ 54.865515][ T3645] [ 54.865517][ T3645] Reported by Kernel Concurrency Sanitizer on: [ 54.865524][ T3645] CPU: 1 UID: 0 PID: 3645 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 54.865538][ T3645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 54.865545][ T3645] ================================================================== [ 55.145276][ T3642] ================================================================== [ 55.145297][ T3642] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace_ptr [ 55.145319][ T3642] [ 55.145322][ T3642] read-write to 0xffffffff896268c8 of 4 bytes by task 3646 on cpu 0: [ 55.145331][ T3642] acpi_ut_trace+0x44/0x180 [ 55.145346][ T3642] acpi_evaluate_object+0x60/0x800 [ 55.145358][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 55.145376][ T3642] status_show+0x5d/0xc0 [ 55.145393][ T3642] dev_attr_show+0x3f/0xa0 [ 55.145408][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 55.145424][ T3642] kernfs_seq_show+0x82/0xa0 [ 55.145437][ T3642] seq_read_iter+0x2d9/0x8f0 [ 55.145453][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 55.145465][ T3642] vfs_read+0x699/0x7c0 [ 55.145479][ T3642] ksys_read+0xdc/0x1a0 [ 55.145493][ T3642] __x64_sys_read+0x40/0x50 [ 55.145508][ T3642] x64_sys_call+0x2135/0x2550 [ 55.145521][ T3642] do_syscall_64+0x112/0x360 [ 55.145532][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 55.145543][ T3642] [ 55.145547][ T3642] read-write to 0xffffffff896268c8 of 4 bytes by task 3642 on cpu 1: [ 55.145556][ T3642] acpi_ut_trace_ptr+0x49/0x180 [ 55.145570][ T3642] acpi_ds_begin_method_execution+0x3d/0x6a0 [ 55.145582][ T3642] acpi_ds_call_control_method+0x264/0x620 [ 55.145594][ T3642] acpi_ps_parse_aml+0x4c3/0xa10 [ 55.145608][ T3642] acpi_ps_execute_method+0x4af/0x660 [ 55.145623][ T3642] acpi_ns_evaluate+0x8ae/0xac0 [ 55.145639][ T3642] acpi_evaluate_object+0x41b/0x800 [ 55.145651][ T3642] acpi_evaluate_integer+0x7c/0x120 [ 55.145662][ T3642] status_show+0x5d/0xc0 [ 55.145675][ T3642] dev_attr_show+0x3f/0xa0 [ 55.145690][ T3642] sysfs_kf_seq_show+0x1a3/0x280 [ 55.145707][ T3642] kernfs_seq_show+0x82/0xa0 [ 55.145720][ T3642] seq_read_iter+0x2d9/0x8f0 [ 55.145735][ T3642] kernfs_fop_read_iter+0xbe/0x320 [ 55.145748][ T3642] vfs_read+0x699/0x7c0 [ 55.145761][ T3642] ksys_read+0xdc/0x1a0 [ 55.145775][ T3642] __x64_sys_read+0x40/0x50 [ 55.145789][ T3642] x64_sys_call+0x2135/0x2550 [ 55.145802][ T3642] do_syscall_64+0x112/0x360 [ 55.145812][ T3642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 55.145823][ T3642] [ 55.145825][ T3642] value changed: 0x00000007 -> 0x0000000a [ 55.145831][ T3642] [ 55.145833][ T3642] Reported by Kernel Concurrency Sanitizer on: [ 55.145840][ T3642] CPU: 1 UID: 0 PID: 3642 Comm: syz-executor109 Not tainted syzkaller #0 PREEMPT(lazy) [ 55.145854][ T3642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 55.145861][ T3642] ================================================================== [ 55.146735][ T3641] ================================================================== [ 55.146769][ T3641] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace [ 55.146808][ T3641] [ 55.146812][ T3641] read-write to 0xffffffff896268c8 of 4 bytes by task 3647 on cpu 0: [ 55.146823][ T3641] acpi_ut_trace+0x44/0x180 [ 55.146837][ T3641] acpi_evaluate_object+0x60/0x800 [ 55.146849][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 55.146860][ T3641] status_show+0x5d/0xc0 [ 55.146874][ T3641] dev_attr_show+0x3f/0xa0 [ 55.146895][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 55.146910][ T3641] kernfs_seq_show+0x82/0xa0 [ 55.146923][ T3641] seq_read_iter+0x2d9/0x8f0 [ 55.146937][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 55.146950][ T3641] vfs_read+0x699/0x7c0 [ 55.146964][ T3641] ksys_read+0xdc/0x1a0 [ 55.146977][ T3641] __x64_sys_read+0x40/0x50 [ 55.146992][ T3641] x64_sys_call+0x2135/0x2550 [ 55.147005][ T3641] do_syscall_64+0x112/0x360 [ 55.147016][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 55.147027][ T3641] [ 55.147030][ T3641] read-write to 0xffffffff896268c8 of 4 bytes by task 3641 on cpu 1: [ 55.147039][ T3641] acpi_ut_trace+0x44/0x180 [ 55.147052][ T3641] acpi_ds_method_data_init+0x2a/0x510 [ 55.147064][ T3641] acpi_ds_create_walk_state+0xf1/0x1c0 [ 55.147078][ T3641] acpi_ds_call_control_method+0x29e/0x620 [ 55.147090][ T3641] acpi_ps_parse_aml+0x4c3/0xa10 [ 55.147104][ T3641] acpi_ps_execute_method+0x4af/0x660 [ 55.147119][ T3641] acpi_ns_evaluate+0x8ae/0xac0 [ 55.147134][ T3641] acpi_evaluate_object+0x41b/0x800 [ 55.147146][ T3641] acpi_evaluate_integer+0x7c/0x120 [ 55.147157][ T3641] status_show+0x5d/0xc0 [ 55.147170][ T3641] dev_attr_show+0x3f/0xa0 [ 55.147185][ T3641] sysfs_kf_seq_show+0x1a3/0x280 [ 55.147200][ T3641] kernfs_seq_show+0x82/0xa0 [ 55.147212][ T3641] seq_read_iter+0x2d9/0x8f0 [ 55.147227][ T3641] kernfs_fop_read_iter+0xbe/0x320 [ 55.147239][ T3641] vfs_read+0x699/0x7c0 [ 55.147253][ T3641] ksys_read+0xdc/0x1a0 [ 55.147267][ T3641] __x64_sys_read+0x40/0x50 [ 55.147281][ T3641] x64_sys_call+0x2135/0x2550 [ 55.147294][ T3641] do_syscall_64+0x112/0x360 [ 55.147338][ T3641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 55.147349][ T3641] [ 55.147351][ T3641] value changed: 0x00000008 -> 0x0000000b [ 55.147357][ T3641]