[ 47.424926][ T11] rxe_eth0 speed is unknown, defaulting to 1000 Warning: Permanently added '10.128.10.1' (ED25519) to the list of known hosts. [+] Found CPUs: 0 and 1 [+] Successfully enabled sched_stat_runtime tracepoint. [+] Threads started. Running for 10 seconds... [ 49.413060][ T29] kauditd_printk_skb: 8 callbacks suppressed [ 49.413078][ T29] audit: type=1400 audit(1792107683.257:186): avc: denied { mounton } for pid=3681 comm="syz-executor409" path="/sys/kernel/tracing" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=dir permissive=1 [ 49.413191][ T29] audit: type=1400 audit(1792107683.257:187): avc: denied { mount } for pid=3681 comm="syz-executor409" name="/" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=filesystem permissive=1 [ 49.413263][ T29] audit: type=1400 audit(1792107683.257:188): avc: denied { search } for pid=3681 comm="syz-executor409" name="/" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=dir permissive=1 [ 49.413373][ T29] audit: type=1400 audit(1792107683.257:189): avc: denied { search } for pid=3681 comm="syz-executor409" name="events" dev="tracefs" ino=389 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=dir permissive=1 [ 49.413561][ T29] audit: type=1400 audit(1792107683.257:190): avc: denied { search } for pid=3681 comm="syz-executor409" name="sched" dev="tracefs" ino=4882 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=dir permissive=1 [ 49.413721][ T29] audit: type=1400 audit(1792107683.257:191): avc: denied { search } for pid=3681 comm="syz-executor409" name="sched_stat_runtime" dev="tracefs" ino=4884 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=dir permissive=1 [ 49.413954][ T29] audit: type=1400 audit(1792107683.257:192): avc: denied { write } for pid=3681 comm="syz-executor409" name="enable" dev="tracefs" ino=19680823 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=file permissive=1 [ 49.414008][ T29] audit: type=1400 audit(1792107683.257:193): avc: denied { open } for pid=3681 comm="syz-executor409" path="/sys/kernel/tracing/events/sched/sched_stat_runtime/enable" dev="tracefs" ino=19680823 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=file permissive=1 [ 49.416972][ C0] Scheduler tracepoints stat_sleep, stat_iowait, stat_blocked and stat_runtime require the kernel parameter schedstats=enable or kernel.sched_schedstats=1 [ 49.657715][ T3682] ================================================================== [ 49.657770][ T3682] BUG: KCSAN: data-race in __set_task_comm / strlen [ 49.657825][ T3682] [ 49.657834][ T3682] read to 0xffff888103b3ccd8 of 1 bytes by task 3683 on cpu 1: [ 49.657858][ T3682] strlen+0x19/0x40 [ 49.657897][ T3682] trace_event_raw_event_sched_stat_runtime+0x5a/0x150 [ 49.657936][ T3682] update_se+0x14f/0x3b0 [ 49.657968][ T3682] update_curr+0x1e/0x210 [ 49.658011][ T3682] enqueue_task_fair+0x77/0x850 [ 49.658058][ T3682] ttwu_do_activate+0xa7/0x230 [ 49.658081][ T3682] try_to_wake_up+0x44f/0x6d0 [ 49.658103][ T3682] wake_up_q+0x48/0x80 [ 49.658144][ T3682] futex_wake+0x376/0x400 [ 49.658171][ T3682] do_futex+0x3f8/0x460 [ 49.658248][ T3682] __se_sys_futex+0x2f6/0x370 [ 49.658302][ T3682] __x64_sys_futex+0x78/0x90 [ 49.658344][ T3682] x64_sys_call+0x22e2/0x2550 [ 49.658394][ T3682] do_syscall_64+0x112/0x360 [ 49.658429][ T3682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.658457][ T3682] [ 49.658465][ T3682] write to 0xffff888103b3ccd8 of 10 bytes by task 3682 on cpu 0: [ 49.658489][ T3682] __set_task_comm+0x78/0x180 [ 49.658523][ T3682] __se_sys_prctl+0xcb3/0x13b0 [ 49.658550][ T3682] __x64_sys_prctl+0x67/0x80 [ 49.658575][ T3682] x64_sys_call+0x2421/0x2550 [ 49.658607][ T3682] do_syscall_64+0x112/0x360 [ 49.658641][ T3682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.658671][ T3682] [ 49.658677][ T3682] Reported by Kernel Concurrency Sanitizer on: [ 49.658703][ T3682] CPU: 0 UID: 0 PID: 3682 Comm: BBBBBBBBBB Not tainted syzkaller #0 PREEMPT(lazy) [ 49.658739][ T3682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 49.658758][ T3682] ================================================================== [ 52.823696][ T3682] ================================================================== [ 52.823736][ T3682] BUG: KCSAN: data-race in __set_task_comm / strlen [ 52.823777][ T3682] [ 52.823783][ T3682] read to 0xffff888103b3ccd8 of 1 bytes by task 3683 on cpu 1: [ 52.823801][ T3682] strlen+0x19/0x40 [ 52.823837][ T3682] trace_event_raw_event_sched_stat_runtime+0x5a/0x150 [ 52.823876][ T3682] update_se+0x14f/0x3b0 [ 52.823909][ T3682] update_curr+0x1e/0x210 [ 52.823951][ T3682] enqueue_task_fair+0x77/0x850 [ 52.823992][ T3682] ttwu_do_activate+0xa7/0x230 [ 52.824020][ T3682] try_to_wake_up+0x44f/0x6d0 [ 52.824049][ T3682] wake_up_q+0x48/0x80 [ 52.824085][ T3682] futex_wake+0x376/0x400 [ 52.824112][ T3682] do_futex+0x3f8/0x460 [ 52.824162][ T3682] __se_sys_futex+0x2f6/0x370 [ 52.824206][ T3682] __x64_sys_futex+0x78/0x90 [ 52.824244][ T3682] x64_sys_call+0x22e2/0x2550 [ 52.824270][ T3682] do_syscall_64+0x112/0x360 [ 52.824294][ T3682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 52.824316][ T3682] [ 52.824321][ T3682] write to 0xffff888103b3ccd8 of 10 bytes by task 3682 on cpu 0: [ 52.824337][ T3682] __set_task_comm+0x78/0x180 [ 52.824371][ T3682] __se_sys_prctl+0xcb3/0x13b0 [ 52.824410][ T3682] __x64_sys_prctl+0x67/0x80 [ 52.824442][ T3682] x64_sys_call+0x2421/0x2550 [ 52.824466][ T3682] do_syscall_64+0x112/0x360 [ 52.824489][ T3682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 52.824511][ T3682] [ 52.824517][ T3682] Reported by Kernel Concurrency Sanitizer on: [ 52.824533][ T3682] CPU: 0 UID: 0 PID: 3682 Comm: BBBBBBBBBB Not tainted syzkaller #0 PREEMPT(lazy) [ 52.824568][ T3682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 52.824586][ T3682] ================================================================== [ 54.227906][ T29] audit: type=1400 audit(1792107688.067:194): avc: denied { write } for pid=3691 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 [ 54.302649][ T29] audit: type=1400 audit(1792107688.147:195): avc: denied { write } for pid=3702 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 [ 54.551075][ T29] audit: type=1400 audit(1792107688.397:196): avc: denied { write } for pid=3705 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 [ 54.611712][ T29] audit: type=1400 audit(1792107688.447:197): avc: denied { write } for pid=3716 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 [ 54.936529][ T29] audit: type=1400 audit(1792107688.777:198): avc: denied { write } for pid=3719 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 [ 54.998366][ T29] audit: type=1400 audit(1792107688.837:199): avc: denied { write } for pid=3730 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 [ 55.296778][ T29] audit: type=1400 audit(1792107689.137:200): avc: denied { write } for pid=3733 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 [ 55.358567][ T29] audit: type=1400 audit(1792107689.197:201): avc: denied { write } for pid=3744 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 [ 55.805368][ T29] audit: type=1400 audit(1792107689.647:202): avc: denied { write } for pid=3747 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 [ 55.894619][ T29] audit: type=1400 audit(1792107689.737:203): avc: denied { write } for pid=3758 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 [ 56.034310][ T3682] ================================================================== [ 56.034361][ T3682] BUG: KCSAN: data-race in __set_task_comm / strlen [ 56.034417][ T3682] [ 56.034426][ T3682] read to 0xffff888103b3ccd8 of 1 bytes by task 3683 on cpu 1: [ 56.034454][ T3682] strlen+0x19/0x40 [ 56.034481][ T3682] trace_event_raw_event_sched_stat_runtime+0x5a/0x150 [ 56.034508][ T3682] update_se+0x14f/0x3b0 [ 56.034536][ T3682] update_curr+0x1e/0x210 [ 56.034580][ T3682] enqueue_task_fair+0x77/0x850 [ 56.034621][ T3682] ttwu_do_activate+0xa7/0x230 [ 56.034649][ T3682] try_to_wake_up+0x44f/0x6d0 [ 56.034678][ T3682] wake_up_q+0x48/0x80 [ 56.034726][ T3682] futex_wake+0x376/0x400 [ 56.034750][ T3682] do_futex+0x3f8/0x460 [ 56.034781][ T3682] __se_sys_futex+0x2f6/0x370 [ 56.034824][ T3682] __x64_sys_futex+0x78/0x90 [ 56.034866][ T3682] x64_sys_call+0x22e2/0x2550 [ 56.034903][ T3682] do_syscall_64+0x112/0x360 [ 56.034937][ T3682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.034968][ T3682] [ 56.034976][ T3682] write to 0xffff888103b3ccd8 of 10 bytes by task 3682 on cpu 0: [ 56.035000][ T3682] __set_task_comm+0x78/0x180 [ 56.035030][ T3682] __se_sys_prctl+0xcb3/0x13b0 [ 56.035057][ T3682] __x64_sys_prctl+0x67/0x80 [ 56.035093][ T3682] x64_sys_call+0x2421/0x2550 [ 56.035130][ T3682] do_syscall_64+0x112/0x360 [ 56.035155][ T3682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.035175][ T3682] [ 56.035180][ T3682] Reported by Kernel Concurrency Sanitizer on: [ 56.035195][ T3682] CPU: 0 UID: 0 PID: 3682 Comm: BBBBBBBBBB Not tainted syzkaller #0 PREEMPT(lazy) [ 56.035231][ T3682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 56.035250][ T3682] ================================================================== [ 56.220478][ T29] audit: type=1400 audit(1792107690.057:204): avc: denied { write } for pid=3761 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 [ 56.313303][ T29] audit: type=1400 audit(1792107690.157:205): avc: denied { write } for pid=3772 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 [ 59.069917][ T3683] ================================================================== [ 59.069965][ T3683] BUG: KCSAN: data-race in __set_task_comm / strlen [ 59.070004][ T3683] [ 59.070010][ T3683] write to 0xffff888103b3ccd8 of 10 bytes by task 3682 on cpu 0: [ 59.070031][ T3683] __set_task_comm+0x78/0x180 [ 59.070072][ T3683] __se_sys_prctl+0xcb3/0x13b0 [ 59.070112][ T3683] __x64_sys_prctl+0x67/0x80 [ 59.070150][ T3683] x64_sys_call+0x2421/0x2550 [ 59.070188][ T3683] do_syscall_64+0x112/0x360 [ 59.070221][ T3683] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.070246][ T3683] [ 59.070251][ T3683] read to 0xffff888103b3ccdb of 1 bytes by task 3683 on cpu 1: [ 59.070267][ T3683] strlen+0x19/0x40 [ 59.070290][ T3683] trace_event_raw_event_sched_stat_runtime+0x5a/0x150 [ 59.070322][ T3683] update_se+0x14f/0x3b0 [ 59.070347][ T3683] update_curr+0x1e/0x210 [ 59.070381][ T3683] enqueue_task_fair+0x77/0x850 [ 59.070412][ T3683] ttwu_do_activate+0xa7/0x230 [ 59.070434][ T3683] try_to_wake_up+0x44f/0x6d0 [ 59.070457][ T3683] wake_up_q+0x48/0x80 [ 59.070488][ T3683] futex_wake+0x376/0x400 [ 59.070509][ T3683] do_futex+0x3f8/0x460 [ 59.070541][ T3683] __se_sys_futex+0x2f6/0x370 [ 59.070571][ T3683] __x64_sys_futex+0x78/0x90 [ 59.070603][ T3683] x64_sys_call+0x22e2/0x2550 [ 59.070631][ T3683] do_syscall_64+0x112/0x360 [ 59.070656][ T3683] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.070679][ T3683] [ 59.070683][ T3683] value changed: 0x41 -> 0x42 [ 59.070694][ T3683] [ 59.070698][ T3683] Reported by Kernel Concurrency Sanitizer on: [ 59.070710][ T3683] CPU: 1 UID: 0 PID: 3683 Comm: syz-executor409 Not tainted syzkaller #0 PREEMPT(lazy) [ 59.070738][ T3683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 59.070752][ T3683] ================================================================== [+] Done.